Running doctests with ID 2023-12-10-18-57-10-21fe0be0.
Running with SAGE_LOCAL='/usr' and SAGE_VENV='/usr'
Using --optional=pip,sage
Features to be detected: 4ti2,benzene,bliss,buckygen,conway_polynomials,csdp,cvxopt,cvxopt,database_cremona_ellcurve,database_cremona_mini_ellcurve,database_cubic_hecke,database_jones_numfield,database_knotinfo,dvipng,fpylll,gap_package_atlasrep,gap_package_design,gap_package_grape,gap_package_guava,gap_package_hap,gap_package_polycyclic,gap_package_qpa,gap_package_quagroup,gfan,graphviz,imagemagick,ipython,jupymake,kenzo,latte_int,lrcalc_python,lrslib,mcqd,meataxe,mpmath,msolve,nauty,networkx,numpy,palp,pandoc,pdf2svg,pdftocairo,pexpect,phitigra,pillow,plantri,polytopes_db,polytopes_db_4d,pplpy,primecountpy,ptyprocess,pynormaliz,pyparsing,python_igraph,requests,rubiks,sage.combinat,sage.geometry.polyhedron,sage.graphs,sage.groups,sage.libs.ecl,sage.libs.flint,sage.libs.gap,sage.libs.linbox,sage.libs.m4ri,sage.libs.ntl,sage.libs.pari,sage.libs.singular,sage.misc.cython,sage.modular,sage.modules,sage.numerical.mip,sage.plot,sage.rings.complex_double,sage.rings.finite_rings,sage.rings.function_field,sage.rings.number_field,sage.rings.padics,sage.rings.polynomial.pbori,sage.rings.real_double,sage.rings.real_mpfr,sage.sat,sage.schemes,sage.symbolic,sage_numerical_backends_coin,sagemath_doc_html,scipy,singular,sphinx,sympy,tdlib
Doctesting 3 files.
sage -t --warn-long 9.9 --random-seed=152816534303222946788861922984252620675 /usr/lib/python3.12/site-packages/sage/misc/persist.pyx
**********************************************************************
File "/usr/lib/python3.12/site-packages/sage/misc/persist.pyx", line 158, in sage.misc.persist.load
Failed example:
    load(t)                                                                   # needs numpy
Exception raised:
    Traceback (most recent call last):
      File "/usr/lib/python3.12/site-packages/sage/misc/inline_fortran.py", line 171, in eval
        out = subprocess.check_output(cmd, stderr=subprocess.STDOUT)
              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "/usr/lib/python3.12/subprocess.py", line 466, in check_output
        return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "/usr/lib/python3.12/subprocess.py", line 571, in run
        raise CalledProcessError(retcode, process.args,
    subprocess.CalledProcessError: Command '['/usr/bin/python3', '-c', 'import numpy.f2py; numpy.f2py.main()', '-c', '-m', 'fortran_module', 'fortran_module.f', '--quiet', '--f77exec=sage-inline-fortran', '--f90exec=sage-inline-fortran']' returned non-zero exit status 1.

    During handling of the above exception, another exception occurred:

    Traceback (most recent call last):
      File "/usr/lib/python3.12/site-packages/sage/doctest/forker.py", line 709, in _run
        self.compile_and_execute(example, compiler, test.globs)
      File "/usr/lib/python3.12/site-packages/sage/doctest/forker.py", line 1144, in compile_and_execute
        exec(compiled, globs)
      File "<doctest sage.misc.persist.load[15]>", line 1, in <module>
        load(t)                                                                   # needs numpy
        ^^^^^^^
      File "sage/misc/persist.pyx", line 175, in sage.misc.persist.load (build/cythonized/sage/misc/persist.c:4547)
        sage.repl.load.load(filename, globals())
      File "/usr/lib/python3.12/site-packages/sage/repl/load.py", line 281, in load
        fortran(f.read(), globals)
      File "/usr/lib/python3.12/site-packages/sage/misc/inline_fortran.py", line 76, in __call__
        return self.eval(*args, **kwds)
               ^^^^^^^^^^^^^^^^^^^^^^^^
      File "/usr/lib/python3.12/site-packages/sage/misc/inline_fortran.py", line 173, in eval
        raise RuntimeError(
    RuntimeError: failed to compile Fortran code:
    b'Traceback (most recent call last):\n  File "<string>", line 1, in <module>\n  File "/usr/lib/python3.12/site-packages/numpy/f2py/f2py2e.py", line 732, in main\n    run_compile()\n  File "/usr/lib/python3.12/site-packages/numpy/f2py/f2py2e.py", line 705, in run_compile\n    builder.compile()\n  File "/usr/lib/python3.12/site-packages/numpy/f2py/_backends/_meson.py", line 131, in compile\n    self.run_meson(self.build_dir)\n  File "/usr/lib/python3.12/site-packages/numpy/f2py/_backends/_meson.py", line 115, in run_meson\n    completed_process = subprocess.run(self._get_build_command(), cwd=build_dir)\n                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File "/usr/lib/python3.12/subprocess.py", line 548, in run\n    with Popen(*popenargs, **kwargs) as process:\n         ^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File "/usr/lib/python3.12/subprocess.py", line 1026, in __init__\n    self._execute_child(args, executable, preexec_fn, close_fds,\n  File "/usr/lib/python3.12/subprocess.py", line 1950, in _execute_child\n    raise child_exception_type(errno_num, err_msg, err_filename)\nFileNotFoundError: [Errno 2] No such file or directory: \'meson\'\nCannot use distutils backend with Python 3.12, using meson backend instead.Using meson backend\nWill pass --lower to f2py\nSee https://numpy.org/doc/stable/f2py/buildtools/meson.html'
**********************************************************************
File "/usr/lib/python3.12/site-packages/sage/misc/persist.pyx", line 159, in sage.misc.persist.load
Failed example:
    hello                                                                     # needs numpy
Exception raised:
    Traceback (most recent call last):
      File "/usr/lib/python3.12/site-packages/sage/doctest/forker.py", line 709, in _run
        self.compile_and_execute(example, compiler, test.globs)
      File "/usr/lib/python3.12/site-packages/sage/doctest/forker.py", line 1144, in compile_and_execute
        exec(compiled, globs)
      File "<doctest sage.misc.persist.load[16]>", line 1, in <module>
        hello                                                                     # needs numpy
        ^^^^^
    NameError: name 'hello' is not defined
**********************************************************************
1 item had failures:
   2 of  18 in sage.misc.persist.load
    [143 tests, 2 failures, 0.39 s]
sage -t --warn-long 9.9 --random-seed=152816534303222946788861922984252620675 /usr/lib/python3.12/site-packages/sage/misc/inline_fortran.py
**********************************************************************
File "/usr/lib/python3.12/site-packages/sage/misc/inline_fortran.py", line 115, in sage.misc.inline_fortran._import_module_from_path_impl
Failed example:
    fortran(code, globals())
Exception raised:
    Traceback (most recent call last):
      File "/usr/lib/python3.12/site-packages/sage/misc/inline_fortran.py", line 171, in eval
        out = subprocess.check_output(cmd, stderr=subprocess.STDOUT)
              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "/usr/lib/python3.12/subprocess.py", line 466, in check_output
        return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "/usr/lib/python3.12/subprocess.py", line 571, in run
        raise CalledProcessError(retcode, process.args,
    subprocess.CalledProcessError: Command '['/usr/bin/python3', '-c', 'import numpy.f2py; numpy.f2py.main()', '-c', '-m', 'fortran_module', 'fortran_module.f', '--quiet', '--f77exec=sage-inline-fortran', '--f90exec=sage-inline-fortran']' returned non-zero exit status 1.

    During handling of the above exception, another exception occurred:

    Traceback (most recent call last):
      File "/usr/lib/python3.12/site-packages/sage/doctest/forker.py", line 709, in _run
        self.compile_and_execute(example, compiler, test.globs)
      File "/usr/lib/python3.12/site-packages/sage/doctest/forker.py", line 1144, in compile_and_execute
        exec(compiled, globs)
      File "<doctest sage.misc.inline_fortran._import_module_from_path_impl[1]>", line 1, in <module>
        fortran(code, globals())
      File "sage/misc/lazy_import.pyx", line 409, in sage.misc.lazy_import.LazyImport.__call__ (build/cythonized/sage/misc/lazy_import.c:6260)
        return self.get_object()(*args, **kwds)
      File "/usr/lib/python3.12/site-packages/sage/misc/inline_fortran.py", line 76, in __call__
        return self.eval(*args, **kwds)
               ^^^^^^^^^^^^^^^^^^^^^^^^
      File "/usr/lib/python3.12/site-packages/sage/misc/inline_fortran.py", line 173, in eval
        raise RuntimeError(
    RuntimeError: failed to compile Fortran code:
    b'Traceback (most recent call last):\n  File "<string>", line 1, in <module>\n  File "/usr/lib/python3.12/site-packages/numpy/f2py/f2py2e.py", line 732, in main\n    run_compile()\n  File "/usr/lib/python3.12/site-packages/numpy/f2py/f2py2e.py", line 705, in run_compile\n    builder.compile()\n  File "/usr/lib/python3.12/site-packages/numpy/f2py/_backends/_meson.py", line 131, in compile\n    self.run_meson(self.build_dir)\n  File "/usr/lib/python3.12/site-packages/numpy/f2py/_backends/_meson.py", line 115, in run_meson\n    completed_process = subprocess.run(self._get_build_command(), cwd=build_dir)\n                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File "/usr/lib/python3.12/subprocess.py", line 548, in run\n    with Popen(*popenargs, **kwargs) as process:\n         ^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File "/usr/lib/python3.12/subprocess.py", line 1026, in __init__\n    self._execute_child(args, executable, preexec_fn, close_fds,\n  File "/usr/lib/python3.12/subprocess.py", line 1950, in _execute_child\n    raise child_exception_type(errno_num, err_msg, err_filename)\nFileNotFoundError: [Errno 2] No such file or directory: \'meson\'\nCannot use distutils backend with Python 3.12, using meson backend instead.Using meson backend\nWill pass --lower to f2py\nSee https://numpy.org/doc/stable/f2py/buildtools/meson.html'
**********************************************************************
File "/usr/lib/python3.12/site-packages/sage/misc/inline_fortran.py", line 118, in sage.misc.inline_fortran._import_module_from_path_impl
Failed example:
    fib(a, 10)
Exception raised:
    Traceback (most recent call last):
      File "/usr/lib/python3.12/site-packages/sage/doctest/forker.py", line 709, in _run
        self.compile_and_execute(example, compiler, test.globs)
      File "/usr/lib/python3.12/site-packages/sage/doctest/forker.py", line 1144, in compile_and_execute
        exec(compiled, globs)
      File "<doctest sage.misc.inline_fortran._import_module_from_path_impl[4]>", line 1, in <module>
        fib(a, Integer(10))
        ^^^
    NameError: name 'fib' is not defined
**********************************************************************
File "/usr/lib/python3.12/site-packages/sage/misc/inline_fortran.py", line 119, in sage.misc.inline_fortran._import_module_from_path_impl
Failed example:
    a
Expected:
    array([  0.,   1.,   1.,   2.,   3.,   5.,   8.,  13.,  21.,  34.])
Got:
    array([0., 1., 2., 3., 4., 5., 6., 7., 8., 9.])
**********************************************************************
1 item had failures:
   3 of  10 in sage.misc.inline_fortran._import_module_from_path_impl
    [18 tests, 3 failures, 0.27 s]
sage -t --warn-long 9.9 --random-seed=152816534303222946788861922984252620675 /usr/lib/python3.12/site-packages/sage/repl/ipython_extension.py
**********************************************************************
File "/usr/lib/python3.12/site-packages/sage/repl/ipython_extension.py", line 390, in sage.repl.ipython_extension.SageMagics.fortran
Failed example:
    shell.run_cell('''
    %%fortran
    C FILE: FIB1.F
          SUBROUTINE FIB(A,N)
    C
    C     CALCULATE FIRST N FIBONACCI NUMBERS
    C
          INTEGER N
          REAL*8 A(N)
          DO I=1,N
             IF (I.EQ.1) THEN
                A(I) = 0.0D0
             ELSEIF (I.EQ.2) THEN
                A(I) = 1.0D0
             ELSE
                A(I) = A(I-1) + A(I-2)
             ENDIF
          ENDDO
          END
    C END FILE FIB1.F
    ''')
Expected nothing
Got:
    ---------------------------------------------------------------------------
    CalledProcessError                        Traceback (most recent call last)
    File /usr/lib/python3.12/site-packages/sage/misc/inline_fortran.py:171, in InlineFortran.eval(self, x, globals, locals)
        170 try:
    --> 171     out = subprocess.check_output(cmd, stderr=subprocess.STDOUT)
        172 except subprocess.CalledProcessError as exc:
    <BLANKLINE>
    File /usr/lib/python3.12/subprocess.py:466, in check_output(timeout, *popenargs, **kwargs)
        464     kwargs['input'] = empty
    --> 466 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
        467            **kwargs).stdout
    <BLANKLINE>
    File /usr/lib/python3.12/subprocess.py:571, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
        570     if check and retcode:
    --> 571         raise CalledProcessError(retcode, process.args,
        572                                  output=stdout, stderr=stderr)
        573 return CompletedProcess(process.args, retcode, stdout, stderr)
    <BLANKLINE>
    CalledProcessError: Command '['/usr/bin/python3', '-c', 'import numpy.f2py; numpy.f2py.main()', '-c', '-m', 'fortran_module', 'fortran_module.f', '--quiet', '--f77exec=sage-inline-fortran', '--f90exec=sage-inline-fortran']' returned non-zero exit status 1.
    <BLANKLINE>
    During handling of the above exception, another exception occurred:
    <BLANKLINE>
    RuntimeError                              Traceback (most recent call last)
    Cell In[1], line 1
    ----> 1 get_ipython().run_cell_magic('fortran', '', 'C FILE: FIB1.F\n      SUBROUTINE FIB(A,N)\nC\nC     CALCULATE FIRST N FIBONACCI NUMBERS\nC\n      INTEGER N\n      REAL*8 A(N)\n      DO I=1,N\n         IF (I.EQ.1) THEN\n            A(I) = 0.0D0\n         ELSEIF (I.EQ.2) THEN\n            A(I) = 1.0D0\n         ELSE\n            A(I) = A(I-1) + A(I-2)\n         ENDIF\n      ENDDO\n      END\nC END FILE FIB1.F\n')
    <BLANKLINE>
    File /usr/lib/python3.12/site-packages/IPython/core/interactiveshell.py:2517, in InteractiveShell.run_cell_magic(self, magic_name, line, cell)
       2515 with self.builtin_trap:
       2516     args = (magic_arg_s, cell)
    -> 2517     result = fn(*args, **kwargs)
       2519 # The code below prevents the output from being displayed
       2520 # when using magics with decorator @output_can_be_silenced
       2521 # when the last Python token in the expression is a ';'.
       2522 if getattr(fn, magic.MAGIC_OUTPUT_CAN_BE_SILENCED, False):
    <BLANKLINE>
    File /usr/lib/python3.12/site-packages/sage/repl/ipython_extension.py:420, in SageMagics.fortran(self, line, cell)
        369 """
        370 Fortran cell magic.
        371 
       (...)
        417     array([  0.,   1.,   1.,   2.,   3.,   5.,   8.,  13.,  21.,  34.])
        418 """
        419 from sage.misc.inline_fortran import fortran
    --> 420 return fortran(cell)
    <BLANKLINE>
    File /usr/lib/python3.12/site-packages/sage/misc/inline_fortran.py:76, in InlineFortran.__call__(self, *args, **kwds)
         75 def __call__(self, *args, **kwds):
    ---> 76     return self.eval(*args, **kwds)
    <BLANKLINE>
    File /usr/lib/python3.12/site-packages/sage/misc/inline_fortran.py:173, in InlineFortran.eval(self, x, globals, locals)
        171     out = subprocess.check_output(cmd, stderr=subprocess.STDOUT)
        172 except subprocess.CalledProcessError as exc:
    --> 173     raise RuntimeError(
        174         "failed to compile Fortran code:\n{}".format(exc.output))
        176 # Note that f2py() doesn't raise an exception if it fails.
        177 # In that case, the import below will fail.
        178 try:
    <BLANKLINE>
    RuntimeError: failed to compile Fortran code:
    b'Traceback (most recent call last):\n  File "<string>", line 1, in <module>\n  File "/usr/lib/python3.12/site-packages/numpy/f2py/f2py2e.py", line 732, in main\n    run_compile()\n  File "/usr/lib/python3.12/site-packages/numpy/f2py/f2py2e.py", line 705, in run_compile\n    builder.compile()\n  File "/usr/lib/python3.12/site-packages/numpy/f2py/_backends/_meson.py", line 131, in compile\n    self.run_meson(self.build_dir)\n  File "/usr/lib/python3.12/site-packages/numpy/f2py/_backends/_meson.py", line 115, in run_meson\n    completed_process = subprocess.run(self._get_build_command(), cwd=build_dir)\n                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File "/usr/lib/python3.12/subprocess.py", line 548, in run\n    with Popen(*popenargs, **kwargs) as process:\n         ^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File "/usr/lib/python3.12/subprocess.py", line 1026, in __init__\n    self._execute_child(args, executable, preexec_fn, close_fds,\n  File "/usr/lib/python3.12/subprocess.py", line 1950, in _execute_child\n    raise child_exception_type(errno_num, err_msg, err_filename)\nFileNotFoundError: [Errno 2] No such file or directory: \'meson\'\nCannot use distutils backend with Python 3.12, using meson backend instead.Using meson backend\nWill pass --lower to f2py\nSee https://numpy.org/doc/stable/f2py/buildtools/meson.html'
**********************************************************************
File "/usr/lib/python3.12/site-packages/sage/repl/ipython_extension.py", line 411, in sage.repl.ipython_extension.SageMagics.fortran
Failed example:
    fib
Exception raised:
    Traceback (most recent call last):
      File "/usr/lib/python3.12/site-packages/sage/doctest/forker.py", line 709, in _run
        self.compile_and_execute(example, compiler, test.globs)
      File "/usr/lib/python3.12/site-packages/sage/doctest/forker.py", line 1144, in compile_and_execute
        exec(compiled, globs)
      File "<doctest sage.repl.ipython_extension.SageMagics.fortran[3]>", line 1, in <module>
        fib
    NameError: name 'fib' is not defined
**********************************************************************
File "/usr/lib/python3.12/site-packages/sage/repl/ipython_extension.py", line 415, in sage.repl.ipython_extension.SageMagics.fortran
Failed example:
    fib(a, 10)
Exception raised:
    Traceback (most recent call last):
      File "/usr/lib/python3.12/site-packages/sage/doctest/forker.py", line 709, in _run
        self.compile_and_execute(example, compiler, test.globs)
      File "/usr/lib/python3.12/site-packages/sage/doctest/forker.py", line 1144, in compile_and_execute
        exec(compiled, globs)
      File "<doctest sage.repl.ipython_extension.SageMagics.fortran[6]>", line 1, in <module>
        fib(a, Integer(10))
        ^^^
    NameError: name 'fib' is not defined
**********************************************************************
File "/usr/lib/python3.12/site-packages/sage/repl/ipython_extension.py", line 416, in sage.repl.ipython_extension.SageMagics.fortran
Failed example:
    a
Expected:
    array([  0.,   1.,   1.,   2.,   3.,   5.,   8.,  13.,  21.,  34.])
Got:
    array([0., 1., 2., 3., 4., 5., 6., 7., 8., 9.])
**********************************************************************
1 item had failures:
   4 of   9 in sage.repl.ipython_extension.SageMagics.fortran
    [87 tests, 4 failures, 2.85 s]
----------------------------------------------------------------------
sage -t --warn-long 9.9 --random-seed=152816534303222946788861922984252620675 /usr/lib/python3.12/site-packages/sage/misc/persist.pyx  # 2 doctests failed
sage -t --warn-long 9.9 --random-seed=152816534303222946788861922984252620675 /usr/lib/python3.12/site-packages/sage/misc/inline_fortran.py  # 3 doctests failed
sage -t --warn-long 9.9 --random-seed=152816534303222946788861922984252620675 /usr/lib/python3.12/site-packages/sage/repl/ipython_extension.py  # 4 doctests failed
----------------------------------------------------------------------
Total time for all tests: 5.3 seconds
    cpu time: 1.9 seconds
    cumulative wall time: 3.5 seconds
Features detected for doctesting: numpy,sage.combinat,sage.misc.cython,sage.modules,sage.plot,sage.schemes,sage.symbolic