sage -t --long --warn-long 57.8 --random-seed=290645697385203691838308049816374839723 src/sage/graphs/generators/families.py  # 3 doctests failed
sage -t --long --warn-long 57.8 --random-seed=290645697385203691838308049816374839723 src/sage/graphs/graph_generators.py  # 1 doctest failed

% ./sage -t --long --warn-long 57.8 --random-seed=290645697385203691838308049816374839723 src/sage/graphs/generators/families.py
Running doctests with ID 2023-02-18-18-10-46-bcc2e4c0.
Git branch: develop
Git ref: 10.0.beta0-12-gfbb412787f
Running with SAGE_LOCAL='…/sage/local' and SAGE_VENV='…/sage/local/var/lib/sage/venv-python3.11'
Using --optional=homebrew,pip,sage,sage_spkg
Features to be detected: 4ti2,benzene,bliss,buckygen,conway_polynomials,csdp,cvxopt,database_cremona_ellcurve,database_cremona_mini_ellcurve,database_cubic_hecke,database_jones_numfield,database_knotinfo,dvipng,gfan,graphviz,imagemagick,jupymake,kenzo,latte_int,lrslib,mcqd,meataxe,msolve,nauty,palp,pandoc,pdf2svg,pdftocairo,phitigra,plantri,polytopes_db,polytopes_db_4d,pynormaliz,python_igraph,rubiks,sage.combinat,sage.geometry.polyhedron,sage.graphs,sage.groups,sage.misc.cython,sage.plot,sage.rings.number_field,sage.rings.padics,sage.rings.real_double,sage.symbolic,sage_numerical_backends_coin,sagemath_doc_html,sphinx,tdlib
Doctesting 1 file.
sage -t --long --warn-long 57.8 --random-seed=290645697385203691838308049816374839723 src/sage/graphs/generators/families.py
**********************************************************************
File "src/sage/graphs/generators/families.py", line 3652, in sage.graphs.generators.families.nauty_gentreeg
Failed example:
    [len(list(graphs.nauty_gentreeg(str(i)))) for i in range(1, 15)]
Expected:
    [1, 1, 1, 2, 3, 6, 11, 23, 47, 106, 235, 551, 1301, 3159]
Got:
    [1, 0, 1, 2, 3, 6, 11, 23, 47, 106, 235, 551, 1301, 3159]
**********************************************************************
File "src/sage/graphs/generators/families.py", line 3662, in sage.graphs.generators.families.nauty_gentreeg
Failed example:
    print(next(gen))
Expected:
    >A ...gentreeg Z=2:3 D=3 n=4
Got:
    >A /opt/homebrew/bin/gentreeg Z=0:0 D=0 n=0
    <BLANKLINE>
**********************************************************************
File "src/sage/graphs/generators/families.py", line 3689, in sage.graphs.generators.families.nauty_gentreeg
Failed example:
    list(graphs.nauty_gentreeg("3", debug=True))
Expected:
    ['>A ...gentreeg Z=2:2 D=2 n=3\n', Graph on 3 vertices]
Got:
    ['>A /opt/homebrew/bin/gentreeg Z=0:0 D=0 n=0\n', Graph on 3 vertices]
**********************************************************************
1 item had failures:
   3 of  16 in sage.graphs.generators.families.nauty_gentreeg
    [476 tests, 3 failures, 10.07 s]
----------------------------------------------------------------------
sage -t --long --warn-long 57.8 --random-seed=290645697385203691838308049816374839723 src/sage/graphs/generators/families.py  # 3 doctests failed
----------------------------------------------------------------------
Total time for all tests: 10.2 seconds
    cpu time: 9.2 seconds
    cumulative wall time: 10.1 seconds
Features detected for doctesting: sage.groups

% ./sage -t --long --warn-long 57.8 --random-seed=290645697385203691838308049816374839723 src/sage/graphs/graph_generators.py
Running doctests with ID 2023-02-18-18-11-18-4cc34614.
Git branch: develop
Git ref: 10.0.beta0-12-gfbb412787f
Running with SAGE_LOCAL='…/sage/local' and SAGE_VENV='…/sage/local/var/lib/sage/venv-python3.11'
Using --optional=homebrew,pip,sage,sage_spkg
Features to be detected: 4ti2,benzene,bliss,buckygen,conway_polynomials,csdp,cvxopt,database_cremona_ellcurve,database_cremona_mini_ellcurve,database_cubic_hecke,database_jones_numfield,database_knotinfo,dvipng,gfan,graphviz,imagemagick,jupymake,kenzo,latte_int,lrslib,mcqd,meataxe,msolve,nauty,palp,pandoc,pdf2svg,pdftocairo,phitigra,plantri,polytopes_db,polytopes_db_4d,pynormaliz,python_igraph,rubiks,sage.combinat,sage.geometry.polyhedron,sage.graphs,sage.groups,sage.misc.cython,sage.plot,sage.rings.number_field,sage.rings.padics,sage.rings.real_double,sage.symbolic,sage_numerical_backends_coin,sagemath_doc_html,sphinx,tdlib
Doctesting 1 file.
sage -t --long --warn-long 57.8 --random-seed=290645697385203691838308049816374839723 src/sage/graphs/graph_generators.py
**********************************************************************
File "src/sage/graphs/graph_generators.py", line 968, in sage.graphs.graph_generators.GraphGenerators.nauty_geng
Failed example:
    list(graphs.nauty_geng("-c3", debug=True))
Expected:
    ['>E Usage: ...geng [-cCmtfbd#D#] [-uygsnh] [-lvq] ...
Got:
    ['>E Usage: geng [-cCmtfkbd#D#] [-uygsnh] [-lvq] \n']
**********************************************************************
1 item had failures:
   1 of  18 in sage.graphs.graph_generators.GraphGenerators.nauty_geng
    [124 tests, 1 failure, 4.85 s]
----------------------------------------------------------------------
sage -t --long --warn-long 57.8 --random-seed=290645697385203691838308049816374839723 src/sage/graphs/graph_generators.py  # 1 doctest failed
----------------------------------------------------------------------
Total time for all tests: 5.1 seconds
    cpu time: 4.3 seconds
    cumulative wall time: 4.8 seconds
Features detected for doctesting: sage.symbolic