CHG .	28144->28169	http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=28169;diff_format=u
CHG ChangeLog	28144->28168	http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/branches/ruby_1_8/ChangeLog?p1=branches/ruby_1_8/ChangeLog&r1=28144&r2=28169&pathrev=28169;diff_format=u
CHG NEWS	27330->28168	http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/branches/ruby_1_8/NEWS?p1=branches/ruby_1_8/NEWS&r1=28144&r2=28169&pathrev=28169;diff_format=u
CHG version.h	28133->28169	http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/branches/ruby_1_8/version.h?p1=branches/ruby_1_8/version.h&r1=28144&r2=28169&pathrev=28169;diff_format=u
CHG lib/matrix.rb	27366->28168	http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/branches/ruby_1_8/lib/matrix.rb?p1=branches/ruby_1_8/lib/matrix.rb&r1=28144&r2=28169&pathrev=28169;diff_format=u
COMMIT lib/matrix (minor): Fix wrong specs	http://github.com/rubyspec/rubyspec/commit/691751462496198bf05c95a6951f27fbc3db2f1a
COMMIT lib/matrix (eql?, ==): Expose bug when comparing empty matrices	http://github.com/rubyspec/rubyspec/commit/8cba88c8df0710e0b4536f964c0c77969ceb1265
COMMIT lib/matrix: Change ruby version to reflect update in 1.8 trunk	http://github.com/rubyspec/rubyspec/commit/eb89678bb2197091e0ddca1e0117c3cdcb520cf8

===================================================================
+++ 20100606T094900
@@ 12 @@
 URL: http://svn.ruby-lang.org/repos/ruby/branches/ruby_1_8
 リポジトリのルート: http://svn.ruby-lang.org/repos/ruby
 リポジトリ UUID: b2dd03c8-39d4-4d8f-98ff-823fe69b080e
+リビジョン: 28183
 ノード種別: ディレクトリ
 準備中の処理: 特になし
+最終変更者: svn
+最終変更リビジョン: 28169
+最終変更日時: 2010-06-05 13:31:49 +0900 (土, 05  6月 2010)
 
 == autoconf # <time>
 + autoconf
@@ 3574 @@
                           logger.rb: cccm...................c....cc...........c.........
                         mailread.rb: c....
                            mathn.rb: c...c...c.c.c...m..cc.
+                          matrix.rb: mc.......c........................................mmcc..........................
                             mkmf.rb: ........................
                          monitor.rb: mcc.....................c
                          mutex_m.rb: m....c.......
@@ 4100 @@
 
 Files:   551
 Classes: 1640
+Modules: 838
+Methods: 8519
 Elapsed: <t>s
 ./miniruby -I./lib -I.ext/common -I./- -r./ext/purelib.rb  ./instruby.rb --make="make" --dest-dir="" --extout=".ext" --mflags="" --make-flags="" --data-mode=0644 --prog-mode=0755 --installed-list .installed.list --install=rdoc --rdoc-output=".ext/rdoc"
 installing rdoc:              /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/share/ri/1.8/system
@@ 25168 @@
 - returns a n x n identity matrix
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/build_spec.rb
+Matrix.build
+- returns a Matrix object of the given size
+- builds the Matrix using the given block
+- iterates through the first row, then the second, ...
+- returns an Enumerator is no block is given
+- requires integers as parameters
+- requires non-negative integers
+- returns empty Matrix if one argument is zero
+- tries to calls :to_int on arguments
+- builds an nxn Matrix when given only one argument
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/clone_spec.rb
 Matrix#clone
@@ 25192 @@
 Matrix#collect
 - returns an instance of Matrix
 - returns a Matrix where each element is the result of the block
+- returns an enumerator if no block is given
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/column_size_spec.rb
 Matrix#column_size
 - returns the number of columns
+- returns 0 for empty matrices
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/column_spec.rb
 Matrix#column
 - returns a Vector when called without a block
 - yields each element in the column to the block
 - counts backwards for negative argument
+- returns self when called with a block
+- returns nil when out of bounds
+- never yields when out of bounds
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/column_vector_spec.rb
 Matrix.column_vector
 - returns a single column Matrix when called with an Array
+- returns an empty Matrix when called with an empty Array
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/column_vectors_spec.rb
 Matrix#column_vectors
@@ 25224 @@
 Matrix.columns
 - creates a Matrix from argument columns
 - accepts Vectors as argument columns
+- handles empty matrices
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/conj_spec.rb
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/conjugate_spec.rb
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/constructor_spec.rb
 Matrix.[]
+- requires arrays as parameters
+- creates an empty Matrix with no arguments
+- raises for non-rectangular matrices
+- accepts vector arguments
+- tries to calls :to_ary on arguments
 - returns a Matrix object
 - can create an nxn Matrix
 - can create a 0xn Matrix
@@ 25243 @@
 Matrix#det
 - returns the determinant of a square Matrix
 - returns the determinant of a single-element Matrix
+- returns 1 for an empty Matrix
 - returns the determinant even for Matrices containing 0 as first entry
+- raises an error for rectangular matrices
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/determinant_spec.rb
 Matrix#determinant
 - returns the determinant of a square Matrix
 - returns the determinant of a single-element Matrix
+- returns 1 for an empty Matrix
 - returns the determinant even for Matrices containing 0 as first entry
+- raises an error for rectangular matrices
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/diagonal_spec.rb
 Matrix.diagonal
@@ 25268 @@
 - returns the result of dividing self by a Float
 - raises a Matrix::ErrDimensionMismatch if the matrices are different sizes
 - returns an instance of Matrix
+- raises a TypeError if other is of wrong type
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/each_spec.rb
+Matrix#each
 - returns an Enumerator when called without a block
 - returns self
+- yields the elements starting with the those of the first row
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/each_with_index_spec.rb
+Matrix#each_with_index
 - returns an Enumerator when called without a block
 - returns self
+- yields the elements starting with the those of the first row
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/element_reference_spec.rb
 Matrix#[]
 - returns element at (i, j)
+- returns nil for an invalid index pair
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/empty_spec.rb
+Matrix#empty?
+- returns true when the Matrix is empty
+- returns false when the Matrix has elements
+- doesn't accept any parameter
 
+Matrix.empty
+- returns an empty matrix of the requested size
+- has arguments defaulting to 0
+- does not accept more than two parameters
+- raises an error if both dimensions are > 0
+- raises an error if any dimension is < 0
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/eql_spec.rb
 Matrix#eql?
 - returns true for self
 - returns true for equal matrices
 - returns false for different matrices
+- returns false for different empty matrices
 - returns false if some elements are == but not eql?
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/equal_value_spec.rb
@@ 25313 @@
 - returns true for self
 - returns true for equal matrices
 - returns false for different matrices
+- returns false for different empty matrices
 - returns true if some elements are == but not eql?
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/exponent_spec.rb
 Matrix#**
+- raises a ErrOperationNotImplemented exception for powers that aren't Integers
 
 Matrix#** given an integer _n_
 - multiples the Matrix by itself _n_ times
@@ 25343 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/inspect_spec.rb
 Matrix#inspect
 - returns a stringified representation of the Matrix
+- returns 'Matrix.empty(...)' for empty matrices
 - calls inspect on its contents
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/inv_spec.rb
@@ 25368 @@
 Matrix#map
 - returns an instance of Matrix
 - returns a Matrix where each element is the result of the block
+- returns an enumerator if no block is given
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/minor_spec.rb
 Matrix#minor with start_row, nrows, start_col, ncols
 - returns the given portion of the Matrix
+- returns an empty Matrix if nrows or ncols is 0
+- returns nil for out-of-bounds start_row/col
+- returns nil for negative nrows or ncols
 - start counting backwards for start_row or start_col below zero
 - returns empty matrices for extreme start_row/col
 - ignores big nrows or ncols
 
 Matrix#minor with col_range, row_range
 - returns the given portion of the Matrix
+- returns nil if col_range or row_range is out of range
 - start counting backwards for col_range or row_range below zero
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/minus_spec.rb
@@ 25391 @@
 - returns an instance of Matrix
 - raises a Matrix::ErrDimensionMismatch if the matrices are different sizes
 - raises a ExceptionForMatrix::ErrOperationNotDefined if other is a Numeric Type
+- raises a TypeError if other is of wrong type
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/multiply_spec.rb
 Matrix#*
@@ 25401 @@
 - returns the result of multiplying the elements of self and a Bignum
 - returns the result of multiplying the elements of self and a Float
 - raises a Matrix::ErrDimensionMismatch if the matrices are different sizes
+- returns a zero matrix if (nx0) * (0xn)
+- returns an empty matrix if (0xn) * (nx0)
 - returns a mx0 matrix if (mxn) * (nx0)
+- returns a 0xm matrix if (0xm) * (mxn)
+- raises a TypeError if other is of wrong type
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/new_spec.rb
 Matrix.new
@@ 25417 @@
 - returns an instance of Matrix
 - raises a Matrix::ErrDimensionMismatch if the matrices are different sizes
 - raises a ExceptionForMatrix::ErrOperationNotDefined if other is a Numeric Type
+- raises a TypeError if other is of wrong type
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/rank_spec.rb
 Matrix#rank
@@ 25431 @@
 Matrix#regular?
 - returns false for singular matrices
 - returns true if the Matrix is regular
+- returns true for an empty 0x0 matrix
+- raises an error for rectangular matrices
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/row_size_spec.rb
 Matrix#row_size
@@ 25444 @@
 - returns a Vector when called without a block
 - yields the elements of the row when called with a block
 - counts backwards for negative argument
+- returns self when called with a block
+- returns nil when out of bounds
+- never yields when out of bounds
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/row_vector_spec.rb
 Matrix.row_vector
@@ 25519 @@
 Matrix#singular?
 - returns true for singular matrices
 - returns false if the Matrix is regular
+- returns false for an empty 0x0 matrix
+- raises an error for rectangular matrices
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/square_spec.rb
 Matrix#square?
@@ 25528 @@
 - returns true when the Matrix has only one element
 - returns false when the Matrix is rectangular
 - returns false when the Matrix is rectangular
+- returns handles empty matrices
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/t_spec.rb
 Matrix#transpose
 - returns a transposed matrix
+- can transpose empty matrices
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/to_a_spec.rb
 Matrix#to_a
@@ 25546 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/tr_spec.rb
 Matrix#tr
 - returns the sum of diagonal elements in a square Matrix
+- returns the sum of diagonal elements in a rectangular Matrix
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/trace_spec.rb
 Matrix#trace
 - returns the sum of diagonal elements in a square Matrix
+- returns the sum of diagonal elements in a rectangular Matrix
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/transpose_spec.rb
 Matrix#transpose
 - returns a transposed matrix
+- can transpose empty matrices
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/unit_spec.rb
 Matrix.unit
@@ 25572 @@
 - raises a DimensionMismatch error if the Vector size is different
 - yields arguments in sequence
 - yield arguments in pairs
+- returns an enumerator if no block given
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/vector/eql_spec.rb
 Vector#eql?
@@ 36130 @@
 
 Finished in <t> seconds
 
+3195 files, 13250 examples, <num> expectations, 69 failures, 72 errors
 exit 1
 failed(rubyspec)
 == end # <time>

===================================================================
--- 20100605T095037
@@ 12 @@
 URL: http://svn.ruby-lang.org/repos/ruby/branches/ruby_1_8
 リポジトリのルート: http://svn.ruby-lang.org/repos/ruby
 リポジトリ UUID: b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-リビジョン: 28160
 ノード種別: ディレクトリ
 準備中の処理: 特になし
-最終変更者: usa
-最終変更リビジョン: 28144
-最終変更日時: 2010-06-03 18:15:30 +0900 (木, 03  6月 2010)
 
 == autoconf # <time>
 + autoconf
@@ 3574 @@
                           logger.rb: cccm...................c....cc...........c.........
                         mailread.rb: c....
                            mathn.rb: c...c...c.c.c...m..cc.
-                          matrix.rb: mc......c.....................................cc.........................
                             mkmf.rb: ........................
                          monitor.rb: mcc.....................c
                          mutex_m.rb: m....c.......
@@ 4100 @@
 
 Files:   551
 Classes: 1640
-Modules: 836
-Methods: 8514
 Elapsed: <t>s
 ./miniruby -I./lib -I.ext/common -I./- -r./ext/purelib.rb  ./instruby.rb --make="make" --dest-dir="" --extout=".ext" --mflags="" --make-flags="" --data-mode=0644 --prog-mode=0755 --installed-list .installed.list --install=rdoc --rdoc-output=".ext/rdoc"
 installing rdoc:              /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/share/ri/1.8/system
@@ 25181 @@
 Matrix#collect
 - returns an instance of Matrix
 - returns a Matrix where each element is the result of the block
-- returns an enumerator if no block is given (FAILED - <n>)
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/column_size_spec.rb
 Matrix#column_size
 - returns the number of columns
-- returns 0 for empty matrices (ERROR - <n>)
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/column_spec.rb
 Matrix#column
 - returns a Vector when called without a block
 - yields each element in the column to the block
 - counts backwards for negative argument
-- returns self when called with a block (FAILED - <n>)
-- returns nil when out of bounds (FAILED - <n>)
-- never yields when out of bounds (FAILED - <n>)
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/column_vector_spec.rb
 Matrix.column_vector
 - returns a single column Matrix when called with an Array
-- returns an empty Matrix when called with an empty Array (ERROR - <n>)
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/column_vectors_spec.rb
 Matrix#column_vectors
@@ 25213 @@
 Matrix.columns
 - creates a Matrix from argument columns
 - accepts Vectors as argument columns
-- handles empty matrices (ERROR - <n>)
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/conj_spec.rb
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/conjugate_spec.rb
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/constructor_spec.rb
 Matrix.[]
-- requires arrays as parameters (FAILED - <n>)
-- creates an empty Matrix with no arguments (ERROR - <n>)
-- raises for non-rectangular matrices (FAILED - <n>)
-- accepts vector arguments (FAILED - <n>)
-- tries to calls :to_ary on arguments (FAILED - <n>)
-- tries to calls :to_ary on arguments (FAILED - <n>)
 - returns a Matrix object
 - can create an nxn Matrix
 - can create a 0xn Matrix
@@ 25233 @@
 Matrix#det
 - returns the determinant of a square Matrix
 - returns the determinant of a single-element Matrix
-- returns 1 for an empty Matrix (ERROR - <n>)
 - returns the determinant even for Matrices containing 0 as first entry
-- raises an error for rectangular matrices (FAILED - <n>)
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/determinant_spec.rb
 Matrix#determinant
 - returns the determinant of a square Matrix
 - returns the determinant of a single-element Matrix
-- returns 1 for an empty Matrix (ERROR - <n>)
 - returns the determinant even for Matrices containing 0 as first entry
-- raises an error for rectangular matrices (FAILED - <n>)
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/diagonal_spec.rb
 Matrix.diagonal
@@ 25258 @@
 - returns the result of dividing self by a Float
 - raises a Matrix::ErrDimensionMismatch if the matrices are different sizes
 - returns an instance of Matrix
-- raises a TypeError if other is of wrong type (FAILED - <n>)
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/each_spec.rb
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/each_with_index_spec.rb
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/element_reference_spec.rb
 Matrix#[]
 - returns element at (i, j)
-- returns nil for an invalid index pair (ERROR - <n>)
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/empty_spec.rb
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/eql_spec.rb
@@ 25284 @@
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/exponent_spec.rb
 Matrix#**
-- raises a ErrOperationNotDefined exception for powers that aren't Integers
 
 Matrix#** given an integer _n_
 - multiples the Matrix by itself _n_ times
@@ 25309 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/inspect_spec.rb
 Matrix#inspect
 - returns a stringified representation of the Matrix
-- returns 'Matrix.empty(...)' for empty matrices (FAILED - <n>)
 - calls inspect on its contents
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/inv_spec.rb
@@ 25334 @@
 Matrix#map
 - returns an instance of Matrix
 - returns a Matrix where each element is the result of the block
-- returns an enumerator if no block is given (FAILED - <n>)
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/minor_spec.rb
 Matrix#minor with start_row, nrows, start_col, ncols
 - returns the given portion of the Matrix
-- returns an empty Matrix unless nrows and ncols are greater than 0 (ERROR - <n>)
-- returns nil for out-of-bounds start_row/col (ERROR - <n>)
-- returns nil for negative nrows or ncols (FAILED - <n>)
 - start counting backwards for start_row or start_col below zero
 - returns empty matrices for extreme start_row/col
 - ignores big nrows or ncols
 
 Matrix#minor with col_range, row_range
 - returns the given portion of the Matrix
-- returns nil if col_range or row_range is out of range (ERROR - <n>)
 - start counting backwards for col_range or row_range below zero
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/minus_spec.rb
@@ 25357 @@
 - returns an instance of Matrix
 - raises a Matrix::ErrDimensionMismatch if the matrices are different sizes
 - raises a ExceptionForMatrix::ErrOperationNotDefined if other is a Numeric Type
-- raises a TypeError if other is of wrong type (FAILED - <n>)
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/multiply_spec.rb
 Matrix#*
@@ 25367 @@
 - returns the result of multiplying the elements of self and a Bignum
 - returns the result of multiplying the elements of self and a Float
 - raises a Matrix::ErrDimensionMismatch if the matrices are different sizes
-- returns a zero matrix if (nx0) * (0xn) (ERROR - <n>)
-- returns an empty matrix if (0xn) * (nx0) (ERROR - <n>)
 - returns a mx0 matrix if (mxn) * (nx0)
-- returns a 0xm matrix if (0xm) * (mxn) (ERROR - <n>)
-- raises a TypeError if other is of wrong type (FAILED - <n>)
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/new_spec.rb
 Matrix.new
@@ 25383 @@
 - returns an instance of Matrix
 - raises a Matrix::ErrDimensionMismatch if the matrices are different sizes
 - raises a ExceptionForMatrix::ErrOperationNotDefined if other is a Numeric Type
-- raises a TypeError if other is of wrong type (FAILED - <n>)
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/rank_spec.rb
 Matrix#rank
@@ 25397 @@
 Matrix#regular?
 - returns false for singular matrices
 - returns true if the Matrix is regular
-- returns true for an empty 0x0 matrix (ERROR - <n>)
-- raises an error for rectangular matrices (FAILED - <n>)
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/row_size_spec.rb
 Matrix#row_size
@@ 25410 @@
 - returns a Vector when called without a block
 - yields the elements of the row when called with a block
 - counts backwards for negative argument
-- returns self when called with a block (FAILED - <n>)
-- returns nil when out of bounds (ERROR - <n>)
-- never yields when out of bounds (FAILED - <n>)
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/row_vector_spec.rb
 Matrix.row_vector
@@ 25485 @@
 Matrix#singular?
 - returns true for singular matrices
 - returns false if the Matrix is regular
-- returns false for an empty 0x0 matrix (ERROR - <n>)
-- raises an error for rectangular matrices (FAILED - <n>)
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/square_spec.rb
 Matrix#square?
@@ 25494 @@
 - returns true when the Matrix has only one element
 - returns false when the Matrix is rectangular
 - returns false when the Matrix is rectangular
-- returns handles empty matrices (ERROR - <n>)
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/t_spec.rb
 Matrix#transpose
 - returns a transposed matrix
-- can transpose empty matrices (ERROR - <n>)
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/to_a_spec.rb
 Matrix#to_a
@@ 25512 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/tr_spec.rb
 Matrix#tr
 - returns the sum of diagonal elements in a square Matrix
-- returns the sum of diagonal elements in a rectangular Matrix (FAILED - <n>)
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/trace_spec.rb
 Matrix#trace
 - returns the sum of diagonal elements in a square Matrix
-- returns the sum of diagonal elements in a rectangular Matrix (FAILED - <n>)
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/transpose_spec.rb
 Matrix#transpose
 - returns a transposed matrix
-- can transpose empty matrices (ERROR - <n>)
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/unit_spec.rb
 Matrix.unit
@@ 34521 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#collect returns an enumerator if no block is given FAILED
-Expected Matrix[[1, 2], [1, 2]] (Matrix) to be an instance of Enumerator
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/should.rb:8:in `should'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/shared/collect.rb:16
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/collect_spec.rb:3:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 34538 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/collect_spec.rb:5
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 34552 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#column_size returns 0 for empty matrices ERROR
-NoMethodError: undefined method `size' for nil:NilClass
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:279:in `column_size'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/column_size_spec.rb:12
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/column_size_spec.rb:2:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 34568 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/column_size_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 34582 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#column returns self when called with a block FAILED
-Expected 2
- to be identical to Matrix[[1, 2, 3], [2, 3, 4]]
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/should.rb:8:in `should'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/column_spec.rb:25
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/column_spec.rb:2:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 34601 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/column_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 34615 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#column returns nil when out of bounds FAILED
-Expected Vector[nil, nil]
  to equal nil
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/matchers/base.rb:8:in `=='
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/column_spec.rb:29
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 34634 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/column_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 34648 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#column never yields when out of bounds FAILED
-Expected to not get Exception
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/should.rb:20:in `should_not'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/column_spec.rb:33
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 34665 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/column_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 34679 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix.column_vector returns an empty Matrix when called with an empty Array ERROR
-NoMethodError: undefined method `size' for nil:NilClass
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:279:in `column_size'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/column_vector_spec.rb:17
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/column_vector_spec.rb:2:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 34695 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/column_vector_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 34709 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix.columns handles empty matrices ERROR
-NoMethodError: undefined method `size' for nil:NilClass
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:144:in `columns'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/columns_spec.rb:26
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/columns_spec.rb:2:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 34725 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/columns_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 34739 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix.[] requires arrays as parameters FAILED
 Expected TypeError but no exception was raised
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/should.rb:8:in `should'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/constructor_spec.rb:8
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/constructor_spec.rb:2:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 34756 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/constructor_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 34770 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix.[] creates an empty Matrix with no arguments ERROR
-NoMethodError: undefined method `size' for nil:NilClass
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:279:in `column_size'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/constructor_spec.rb:16
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 34786 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/constructor_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 34800 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix.[] raises for non-rectangular matrices FAILED
-Expected ExceptionForMatrix::ErrDimensionMismatch but no exception was raised
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/should.rb:8:in `should'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/constructor_spec.rb:21
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:279:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 34817 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/constructor_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 34831 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix.[] accepts vector arguments FAILED
-Expected Matrix[Vector[1, 2], Vector[3, 4]]
- to equal Matrix[[1, 2], [3, 4]]
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/matchers/base.rb:8:in `=='
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/constructor_spec.rb:30
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 34850 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/constructor_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 34864 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix.[] tries to calls :to_ary on arguments FAILED
-Expected Matrix[#<MockObject:0x<address> @name="ary", @null=nil>, [3, 4]]
-to equal Matrix[[1, 2], [3, 4]]
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/matchers/base.rb:8:in `=='
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/constructor_spec.rb:36
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 34883 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/constructor_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 34897 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-An exception occurred during: Mock.verify_count
-Matrix.[] tries to calls :to_ary on arguments FAILED
-Mock 'ary' expected to receive 'to_ary' exactly 1 times but received it 0 times
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/mocks/mock.rb:110:in `verify_count'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/mocks/mock.rb:95:in `each'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/mocks/mock.rb:95:in `verify_count'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/mocks/mock.rb:93:in `each'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/mocks/mock.rb:93:in `verify_count'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:35:in `initialize'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 34914 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:212:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/constructor_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 34933 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#det returns 1 for an empty Matrix ERROR
-NoMethodError: undefined method `size' for nil:NilClass
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:279:in `column_size'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:379:in `square?'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:655:in `det'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/shared/determinant.rb:32:in `send'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/shared/determinant.rb:32
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/det_spec.rb:3:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 34952 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/det_spec.rb:5
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 34966 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#det raises an error for rectangular matrices FAILED
-Expected ExceptionForMatrix::ErrDimensionMismatch but no exception was raised
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/should.rb:8:in `should'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/shared/determinant.rb:44
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:279:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 34983 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/det_spec.rb:5
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 34997 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#determinant returns 1 for an empty Matrix ERROR
-NoMethodError: undefined method `size' for nil:NilClass
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:279:in `column_size'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:379:in `square?'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:655:in `determinant'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/shared/determinant.rb:32:in `send'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/shared/determinant.rb:32
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/determinant_spec.rb:3:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35016 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/determinant_spec.rb:5
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35030 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#determinant raises an error for rectangular matrices FAILED
-Expected ExceptionForMatrix::ErrDimensionMismatch but no exception was raised
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/should.rb:8:in `should'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/shared/determinant.rb:44
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:279:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35047 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/determinant_spec.rb:5
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35061 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#/ raises a TypeError if other is of wrong type FAILED
-Expected TypeError
-but got NoMethodError (undefined method `coerce' for nil:NilClass)
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/should.rb:8:in `should'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/divide_spec.rb:44
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/e2mmap.rb:167:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35079 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/divide_spec.rb:5
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35093 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#[] returns nil for an invalid index pair ERROR
-NoMethodError: undefined method `[]' for nil:NilClass
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:262:in `[]'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/element_reference_spec.rb:20
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/element_reference_spec.rb:2:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35109 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/element_reference_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35123 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#inspect returns 'Matrix.empty(...)' for empty matrices FAILED
-Expected "Matrix[[], [], []]"
- to equal "Matrix.empty(3, 0)"
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/matchers/base.rb:8:in `=='
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/inspect_spec.rb:12
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/inspect_spec.rb:2:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35142 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/inspect_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35156 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#map returns an enumerator if no block is given FAILED
-Expected Matrix[[1, 2], [1, 2]] (Matrix) to be an instance of Enumerator
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/should.rb:8:in `should'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/shared/collect.rb:16
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/map_spec.rb:3:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35173 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/map_spec.rb:5
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35187 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#minor with start_row, nrows, start_col, ncols returns an empty Matrix unless nrows and ncols are greater than 0 ERROR
-NoMethodError: undefined method `size' for nil:NilClass
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:144:in `columns'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/minor_spec.rb:19
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/minor_spec.rb:2:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35206 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:228:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/minor_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35220 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#minor with start_row, nrows, start_col, ncols returns nil for out-of-bounds start_row/col ERROR
-NoMethodError: undefined method `collect' for nil:NilClass
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:349:in `minor'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/minor_spec.rb:26
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:144:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35239 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:228:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/minor_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35253 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#minor with start_row, nrows, start_col, ncols returns nil for negative nrows or ncols FAILED
-Expected Matrix[nil]
  to equal nil
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/matchers/base.rb:8:in `=='
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/minor_spec.rb:33
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:349:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35275 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:228:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/minor_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35289 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#minor with col_range, row_range returns nil if col_range or row_range is out of range ERROR
-NoMethodError: undefined method `collect' for nil:NilClass
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:349:in `minor'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/minor_spec.rb:66
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35308 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:228:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/minor_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35322 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#- raises a TypeError if other is of wrong type FAILED
-Expected TypeError
-but got NoMethodError (undefined method `coerce' for nil:NilClass)
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/should.rb:8:in `should'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/minus_spec.rb:30
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/e2mmap.rb:167:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35340 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/minus_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35354 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#* returns a zero matrix if (nx0) * (0xn) ERROR
-NoMethodError: undefined method `size' for nil:NilClass
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:279:in `column_size'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:456:in `*'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/e2mmap.rb:167:in `collect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:455:in `each'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:455:in `collect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:455:in `*'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/multiply_spec.rb:39
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/e2mmap.rb:167:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35375 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/multiply_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35389 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#* returns an empty matrix if (0xn) * (nx0) ERROR
-NoMethodError: undefined method `size' for nil:NilClass
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:279:in `column_size'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:453:in `*'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/multiply_spec.rb:43
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:279:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35406 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/multiply_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35420 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#* returns a 0xm matrix if (0xm) * (mxn) ERROR
-NoMethodError: undefined method `size' for nil:NilClass
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:279:in `column_size'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:453:in `*'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/multiply_spec.rb:51
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:279:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35437 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/multiply_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35451 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#* raises a TypeError if other is of wrong type FAILED
-Expected TypeError
-but got NoMethodError (undefined method `coerce' for nil:NilClass)
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/should.rb:8:in `should'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/multiply_spec.rb:57
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:279:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35469 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/multiply_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35483 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#+ raises a TypeError if other is of wrong type FAILED
-Expected TypeError
-but got NoMethodError (undefined method `coerce' for nil:NilClass)
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/should.rb:8:in `should'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/plus_spec.rb:30
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/e2mmap.rb:167:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35501 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/plus_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35515 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#regular? returns true for an empty 0x0 matrix ERROR
-NoMethodError: undefined method `empty' for Matrix:Class
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/regular_spec.rb:22
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/regular_spec.rb:2:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35530 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/regular_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35544 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#regular? raises an error for rectangular matrices FAILED
-Expected ExceptionForMatrix::ErrDimensionMismatch but no exception was raised
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/should.rb:8:in `should'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/regular_spec.rb:26
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/regular_spec.rb:22:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35561 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/regular_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35575 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#row returns self when called with a block FAILED
-Expected [1, 2]
- to be identical to Matrix[[1, 2], [2, 3], [3, 4]]
 
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/should.rb:8:in `should'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/row_spec.rb:25
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/row_spec.rb:2:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35594 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/row_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35608 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#row returns nil when out of bounds ERROR
-TypeError: can't dup NilClass
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:977:in `dup'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:977:in `init_elements'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:969:in `send'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:969:in `initialize'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:962:in `new'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:962:in `elements'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:290:in `row'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/row_spec.rb:29
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35630 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/row_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35644 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#row never yields when out of bounds FAILED
-Expected to not get Exception
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/should.rb:20:in `should_not'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/row_spec.rb:34
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:977:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35661 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/row_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35675 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#singular? returns false for an empty 0x0 matrix ERROR
-NoMethodError: undefined method `empty' for Matrix:Class
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/singular_spec.rb:21
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/singular_spec.rb:2:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35690 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/singular_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35704 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#singular? raises an error for rectangular matrices FAILED
-Expected ExceptionForMatrix::ErrDimensionMismatch but no exception was raised
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/should.rb:8:in `should'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/singular_spec.rb:25
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/singular_spec.rb:21:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35721 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/singular_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35735 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#square? returns handles empty matrices ERROR
-NoMethodError: undefined method `size' for nil:NilClass
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:279:in `column_size'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:379:in `square?'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/square_spec.rb:25
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/square_spec.rb:2:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35752 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/square_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35766 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#transpose can transpose empty matrices ERROR
-NoMethodError: undefined method `size' for nil:NilClass
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:144:in `columns'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:756:in `t'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/shared/transpose.rb:11:in `send'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/shared/transpose.rb:11
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/t_spec.rb:2:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35784 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/t_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35798 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#tr returns the sum of diagonal elements in a rectangular Matrix FAILED
-Expected ExceptionForMatrix::ErrDimensionMismatch
-but got NoMethodError (undefined method `[]' for nil:NilClass)
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/should.rb:8:in `should'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/shared/trace.rb:10
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/tr_spec.rb:3:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35816 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/tr_spec.rb:5
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35830 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#trace returns the sum of diagonal elements in a rectangular Matrix FAILED
-Expected ExceptionForMatrix::ErrDimensionMismatch
-but got NoMethodError (undefined method `[]' for nil:NilClass)
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/expectations.rb:15:in `fail_with'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/expectations/should.rb:8:in `should'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/shared/trace.rb:10
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/trace_spec.rb:3:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35848 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/trace_spec.rb:5
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 35862 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/bin/mspec-run:8
 
  <n>) 
-Matrix#transpose can transpose empty matrices ERROR
-NoMethodError: undefined method `size' for nil:NilClass
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:144:in `columns'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/lib/ruby/1.8/matrix.rb:756:in `transpose'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/shared/transpose.rb:11:in `send'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/shared/transpose.rb:11
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `protect'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/transpose_spec.rb:2:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `each'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `all?'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:179:in `protect'
@@ 35880 @@
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/context.rb:199:in `process'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:37:in `describe'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/object.rb:11:in `describe'
-/home/chkbuild/tmp/build/ruby-1.8/<buildtime>/rubyspec/library/matrix/transpose_spec.rb:4
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `load'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:56:in `files'
 /home/chkbuild/tmp/build/ruby-1.8/<buildtime>/mspec/lib/mspec/runner/mspec.rb:68:in `instance_eval'
@@ 37468 @@
 
 Finished in <t> seconds
 
-3195 files, 13224 examples, <num> expectations, 93 failures, 91 errors
 exit 1
 failed(rubyspec)
 == end # <time>