Failed example:: Exception raised: Traceback (most recent call last): File "/sage/src/sage/doctest/forker.py", line 714, in _run self.compile_and_execute(example, compiler, test.globs) File "/sage/src/sage/doctest/forker.py", line 1144, in compile_and_execute exec(compiled, globs) File "<doctest sage.graphs.matching.?[0]>", line 1, in <module> graphs.PetersenGraph().has_perfect_matching() # needs networkx AttributeError: 'Graph' object has no attribute 'has_perfect_matching'

Failed example:: Exception raised: Traceback (most recent call last): File "/sage/src/sage/doctest/forker.py", line 714, in _run self.compile_and_execute(example, compiler, test.globs) File "/sage/src/sage/doctest/forker.py", line 1144, in compile_and_execute exec(compiled, globs) File "<doctest sage.graphs.matching.?[1]>", line 1, in <module> graphs.WheelGraph(Integer(6)).has_perfect_matching() # needs networkx AttributeError: 'Graph' object has no attribute 'has_perfect_matching'

Failed example:: Exception raised: Traceback (most recent call last): File "/sage/src/sage/doctest/forker.py", line 714, in _run self.compile_and_execute(example, compiler, test.globs) File "/sage/src/sage/doctest/forker.py", line 1144, in compile_and_execute exec(compiled, globs) File "<doctest sage.graphs.matching.?[2]>", line 1, in <module> graphs.WheelGraph(Integer(5)).has_perfect_matching() # needs networkx AttributeError: 'Graph' object has no attribute 'has_perfect_matching'

Failed example:: Exception raised: Traceback (most recent call last): File "/sage/src/sage/doctest/forker.py", line 714, in _run self.compile_and_execute(example, compiler, test.globs) File "/sage/src/sage/doctest/forker.py", line 1144, in compile_and_execute exec(compiled, globs) File "<doctest sage.graphs.matching.?[3]>", line 1, in <module> graphs.PetersenGraph().has_perfect_matching(algorithm='LP_matching') # needs sage.numerical.mip AttributeError: 'Graph' object has no attribute 'has_perfect_matching'

Failed example:: Exception raised: Traceback (most recent call last): File "/sage/src/sage/doctest/forker.py", line 714, in _run self.compile_and_execute(example, compiler, test.globs) File "/sage/src/sage/doctest/forker.py", line 1144, in compile_and_execute exec(compiled, globs) File "<doctest sage.graphs.matching.?[4]>", line 1, in <module> graphs.WheelGraph(Integer(6)).has_perfect_matching(algorithm='LP_matching') # needs sage.numerical.mip AttributeError: 'Graph' object has no attribute 'has_perfect_matching'

Failed example:: Exception raised: Traceback (most recent call last): File "/sage/src/sage/doctest/forker.py", line 714, in _run self.compile_and_execute(example, compiler, test.globs) File "/sage/src/sage/doctest/forker.py", line 1144, in compile_and_execute exec(compiled, globs) File "<doctest sage.graphs.matching.?[5]>", line 1, in <module> graphs.WheelGraph(Integer(5)).has_perfect_matching(algorithm='LP_matching') AttributeError: 'Graph' object has no attribute 'has_perfect_matching'

Failed example:: Exception raised: Traceback (most recent call last): File "/sage/src/sage/doctest/forker.py", line 714, in _run self.compile_and_execute(example, compiler, test.globs) File "/sage/src/sage/doctest/forker.py", line 1144, in compile_and_execute exec(compiled, globs) File "<doctest sage.graphs.matching.?[6]>", line 1, in <module> graphs.PetersenGraph().has_perfect_matching(algorithm='LP_matching') # needs sage.numerical.mip AttributeError: 'Graph' object has no attribute 'has_perfect_matching'

Failed example:: Exception raised: Traceback (most recent call last): File "/sage/src/sage/doctest/forker.py", line 714, in _run self.compile_and_execute(example, compiler, test.globs) File "/sage/src/sage/doctest/forker.py", line 1144, in compile_and_execute exec(compiled, globs) File "<doctest sage.graphs.matching.?[7]>", line 1, in <module> graphs.WheelGraph(Integer(6)).has_perfect_matching(algorithm='LP_matching') # needs sage.numerical.mip AttributeError: 'Graph' object has no attribute 'has_perfect_matching'

Failed example:: Exception raised: Traceback (most recent call last): File "/sage/src/sage/doctest/forker.py", line 714, in _run self.compile_and_execute(example, compiler, test.globs) File "/sage/src/sage/doctest/forker.py", line 1144, in compile_and_execute exec(compiled, globs) File "<doctest sage.graphs.matching.?[8]>", line 1, in <module> graphs.WheelGraph(Integer(5)).has_perfect_matching(algorithm='LP_matching') AttributeError: 'Graph' object has no attribute 'has_perfect_matching'

Failed example:: Exception raised: Traceback (most recent call last): File "/sage/src/sage/doctest/forker.py", line 714, in _run self.compile_and_execute(example, compiler, test.globs) File "/sage/src/sage/doctest/forker.py", line 1144, in compile_and_execute exec(compiled, globs) File "<doctest sage.graphs.matching.?[10]>", line 1, in <module> all(G.has_perfect_matching(algorithm=algo) # needs networkx File "<doctest sage.graphs.matching.?[10]>", line 1, in <genexpr> all(G.has_perfect_matching(algorithm=algo) # needs networkx AttributeError: 'Graph' object has no attribute 'has_perfect_matching'

buildx failed with: ERROR: failed to solve: process "/bin/sh -c make SAGE_SPKG=\"sage-spkg -y -o\" ${USE_MAKEFLAGS} ${TARGETS}" did not complete successfully: exit code: 2