On Ubuntu 18.04 with the following optional packages, 

Using 
--optional=4ti2,antic,build,cbc,ccache,cryptominisat,debian,dot2tex,e_antic,external,fricas,glucose,kissat,latte_int,lidia,normaliz,pip,sage,sage_numerical_backends_coin,sage_spkg

I get

----------------------------------------------------------------------
sage -t --long --random-seed=180393880495877796713736842432746628413 
src/sage/combinat/bijectionist.py  # 4 doctests failed
sage -t --long --random-seed=180393880495877796713736842432746628413 
src/sage/combinat/designs/ext_rep.py  # 1 doctest failed
sage -t --long --random-seed=180393880495877796713736842432746628413 
src/sage/combinat/posets/posets.py  # 1 doctest failed
sage -t --long --random-seed=180393880495877796713736842432746628413 
src/sage/databases/findstat.py  # 3 doctests failed
sage -t --long --random-seed=180393880495877796713736842432746628413 
src/sage/databases/oeis.py  # 6 doctests failed
sage -t --long --random-seed=180393880495877796713736842432746628413 
src/sage/functions/special.py  # 2 doctests failed
sage -t --long --random-seed=180393880495877796713736842432746628413 
src/sage/repl/interpreter.py  # 1 doctest failed
sage -t --long --random-seed=180393880495877796713736842432746628413 
src/sage/rings/lazy_series.py  # 1 doctest failed
sage -t --long --random-seed=180393880495877796713736842432746628413 
src/sage/tests/cmdline.py  # 1 doctest failed
----------------------------------------------------------------------
Features detected for doctesting: 
conway_polynomials,cvxopt,dvipng,dvips,ffmpeg,fpylll,gap_package_atlasrep,gap_package_polycyclic,gfan,graphviz,imagemagick,internet,latex,latex_package_tkz_graph,lrcalc_python,lualatex,mpmath,nauty,networkx,numpy,octave,palp,pandoc,pdf2svg,pdflatex,pdftocairo,pexpect,pillow,pplpy,primecountpy,pyparsing,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.schemes,sage.symbolic,sagemath_doc_html,scipy,singular,sphinx,sympy,xelatex


Failures are copied below.


Doctesting 9 files using 8 threads.
sage -t --long --random-seed=115567904994049866192669758187637223396 
src/sage/tests/cmdline.py
**********************************************************************
File "src/sage/tests/cmdline.py", line 113, in 
sage.tests.cmdline.test_executable
Warning: Consider using a block-scoped tag by inserting the line 'sage: # 
long time' just before this line to avoid repeating the tag 4 times
    (out, err, ret) = test_executable([           # long time
        "sage"], pydebug_ignore_warnings=True)
**********************************************************************
File "src/sage/tests/cmdline.py", line 122, in 
sage.tests.cmdline.test_executable
Warning: Consider using a block-scoped tag by inserting the line 'sage: # 
long time' just before this line to avoid repeating the tag 5 times
    (out, err, ret) = test_executable([           # long time
        "sage"], "3^33\n", pydebug_ignore_warnings=True)
**********************************************************************
File "src/sage/tests/cmdline.py", line 133, in 
sage.tests.cmdline.test_executable
Warning: Consider using a block-scoped tag by inserting the line 'sage: # 
long time' just before this line to avoid repeating the tag 5 times
    (out, err, ret) = test_executable([           # long time
        "sage", "-q"], "3^33\n", pydebug_ignore_warnings=True)
**********************************************************************
File "src/sage/tests/cmdline.py", line 144, in 
sage.tests.cmdline.test_executable
Warning: Consider using a block-scoped tag by inserting the line 'sage: # 
long time' just before this line to avoid repeating the tag 4 times
    (out, err, ret) = test_executable([           # long time
        "sage", "-c", "print(3^33)"])
**********************************************************************
File "src/sage/tests/cmdline.py", line 153, in 
sage.tests.cmdline.test_executable
Warning: Consider using a block-scoped tag by inserting the line 'sage: # 
long time' just before this line to avoid repeating the tag 4 times
    (out, err, ret) = test_executable([           # long time
        "sage", "--min", "-c", "print(3^33)"])
**********************************************************************
File "src/sage/tests/cmdline.py", line 162, in 
sage.tests.cmdline.test_executable
Warning: Consider using a block-scoped tag by inserting the line 'sage: # 
long time' just before this line to avoid repeating the tag 4 times
    (out, err, ret) = test_executable([           # long time
        "sage", "--startuptime"])
**********************************************************************
File "src/sage/tests/cmdline.py", line 211, in 
sage.tests.cmdline.test_executable
Warning: Consider using a block-scoped tag by inserting the line 'sage: # 
optional - sage_spkg' just before this line to avoid repeating the tag 4 
times
    (out, err, ret) = test_executable(["sage", "--root"])  # optional - 
sage_spkg
**********************************************************************
File "src/sage/tests/cmdline.py", line 221, in 
sage.tests.cmdline.test_executable
Warning: Consider using a block-scoped tag by inserting the line 'sage: # 
optional - sage_spkg' just before this line to avoid repeating the tag 4 
times
    out, err, ret = test_executable(["sage", "--info", "sqlite"])  # 
optional - sage_spkg
**********************************************************************
File "src/sage/tests/cmdline.py", line 295, in 
sage.tests.cmdline.test_executable
Warning: Consider using a block-scoped tag by inserting the line 'sage: # 
long time' just before this line to avoid repeating the tag 6 times
    (out, err, ret) = test_executable([           # long time
        "sage", "-t", "--optional=sage", script])
**********************************************************************
File "src/sage/tests/cmdline.py", line 441, in 
sage.tests.cmdline.test_executable
Warning: Consider using a block-scoped tag by inserting the line 'sage: # 
long time' just before this line to avoid repeating the tag 4 times
    (out, err, ret) = test_executable([   # long time
        "sage", "--ipython"], "\n3**33\n", pydebug_ignore_warnings=True)
**********************************************************************
File "src/sage/tests/cmdline.py", line 497, in 
sage.tests.cmdline.test_executable
Warning: Consider using a block-scoped tag by inserting the line 'sage: # 
long time' just before this line to avoid repeating the tag 4 times
    (out, err, ret) = test_executable([                   # long time
        "sage", "--gap", "-q"], "Size(SymmetricGroup(5));\n")
**********************************************************************
File "src/sage/tests/cmdline.py", line 554, in 
sage.tests.cmdline.test_executable
Warning: Consider using a block-scoped tag by inserting the line 'sage: # 
optional - r' just before this line to avoid repeating the tag 4 times
    (out, err, ret) = test_executable(["sage", "--R", "--version"])  # 
optional - r
**********************************************************************
File "src/sage/tests/cmdline.py", line 572, in 
sage.tests.cmdline.test_executable
Warning: Consider using a block-scoped tag by inserting the line 'sage: # 
optional - internet' just before this line to avoid repeating the tag 4 
times
    (out, err, ret) = test_executable(["sage", "--standard"])  # optional - 
internet
**********************************************************************
File "src/sage/tests/cmdline.py", line 580, in 
sage.tests.cmdline.test_executable
Warning: Consider using a block-scoped tag by inserting the line 'sage: # 
optional - internet' just before this line to avoid repeating the tag 4 
times
    (out, err, ret) = test_executable(["sage", "--optional"])  # optional - 
internet
**********************************************************************
File "src/sage/tests/cmdline.py", line 583, in 
sage.tests.cmdline.test_executable
Failed example:
    err  # optional - internet
Expected:
    ''
Got:
    '/home/slabbe/GitBox/sage/src/sage/misc/package.py:118: UserWarning: 
failed to fetch the version of pkg=\'ore_algebra\' at 
https://pypi.org/pypi/ore_algebra/json\n  warnings.warn("failed to fetch 
the version of pkg={!r} at {}".format(pkg, 
url))\n/home/slabbe/GitBox/sage/src/sage/misc/package.py:118: UserWarning: 
failed to fetch the version of pkg=\'auditwheel_or_delocate\' at 
https://pypi.org/pypi/auditwheel_or_delocate/json\n  warnings.warn("failed 
to fetch the version of pkg={!r} at {}".format(pkg, url))\n'
**********************************************************************
File "src/sage/tests/cmdline.py", line 588, in 
sage.tests.cmdline.test_executable
Warning: Consider using a block-scoped tag by inserting the line 'sage: # 
optional - internet' just before this line to avoid repeating the tag 4 
times
    (out, err, ret) = test_executable(["sage", "--experimental"])  # 
optional - internet
**********************************************************************
1 item had failures:
   1 of 197 in sage.tests.cmdline.test_executable
    1 test not run due to known bugs
    3 gdb tests not run
    4 r tests not run
    15 rst2ipynb tests not run
    0 tests not run because we ran out of time
    [196 tests, 1 failure, 64.90 s]



sage -t --long --random-seed=115567904994049866192669758187637223396 
src/sage/combinat/designs/ext_rep.py
**********************************************************************
File "src/sage/combinat/designs/ext_rep.py", line 555, in 
sage.combinat.designs.ext_rep.open_extrep_url
Failed example:
    s = 
ext_rep.designs_from_XML_url("http://designtheory.org/database/v-b-k/v3-b6-k2.icgsa.txt.bz2";)
 
# optional - internet
Exception raised:
    Traceback (most recent call last):
      File "/home/slabbe/GitBox/sage/src/sage/doctest/forker.py", line 709, 
in _run
        self.compile_and_execute(example, compiler, test.globs)
      File "/home/slabbe/GitBox/sage/src/sage/doctest/forker.py", line 
1144, in compile_and_execute
        exec(compiled, globs)
      File "<doctest sage.combinat.designs.ext_rep.open_extrep_url[7]>", 
line 1, in <module>
        s = 
ext_rep.designs_from_XML_url("http://designtheory.org/database/v-b-k/v3-b6-k2.icgsa.txt.bz2";)
 
# optional - internet
            
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "/home/slabbe/GitBox/sage/src/sage/combinat/designs/ext_rep.py", 
line 1059, in designs_from_XML_url
        s = open_extrep_url(url)
            ^^^^^^^^^^^^^^^^^^^^
      File "/home/slabbe/GitBox/sage/src/sage/combinat/designs/ext_rep.py", 
line 558, in open_extrep_url
        f = urlopen(url)
            ^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/urllib/request.py",
 
line 216, in urlopen
        return opener.open(url, data, timeout)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/urllib/request.py",
 
line 525, in open
        response = meth(req, response)
                   ^^^^^^^^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/urllib/request.py",
 
line 634, in http_response
        response = self.parent.error(
                   ^^^^^^^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/urllib/request.py",
 
line 557, in error
        result = self._call_chain(*args)
                 ^^^^^^^^^^^^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/urllib/request.py",
 
line 496, in _call_chain
        result = func(*args)
                 ^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/urllib/request.py",
 
line 749, in http_error_302
        return self.parent.open(new, timeout=req.timeout)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/urllib/request.py",
 
line 519, in open
        response = self._open(req, data)
                   ^^^^^^^^^^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/urllib/request.py",
 
line 536, in _open
        result = self._call_chain(self.handle_open, protocol, protocol +
                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/urllib/request.py",
 
line 496, in _call_chain
        result = func(*args)
                 ^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/urllib/request.py",
 
line 1377, in http_open
        return self.do_open(http.client.HTTPConnection, req)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/urllib/request.py",
 
line 1352, in do_open
        r = h.getresponse()
            ^^^^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/http/client.py",
 
line 1374, in getresponse
        response.begin()
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/http/client.py",
 
line 318, in begin
        version, status, reason = self._read_status()
                                  ^^^^^^^^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/http/client.py",
 
line 279, in _read_status
        line = str(self.fp.readline(_MAXLINE + 1), "iso-8859-1")
                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/socket.py",
 
line 706, in readinto
        return self._sock.recv_into(b)
               ^^^^^^^^^^^^^^^^^^^^^^^
    ConnectionResetError: [Errno 104] Connection reset by peer
**********************************************************************
File "src/sage/combinat/designs/ext_rep.py", line 1049, in 
sage.combinat.designs.ext_rep.designs_from_XML_url
Failed example:
    
ext_rep.designs_from_XML_url("http://designtheory.org/database/v-b-k/v3-b6-k2.icgsa.txt.bz2";)
 
# optional - internet
Exception raised:
    Traceback (most recent call last):
      File "/home/slabbe/GitBox/sage/src/sage/doctest/forker.py", line 709, 
in _run
        self.compile_and_execute(example, compiler, test.globs)
      File "/home/slabbe/GitBox/sage/src/sage/doctest/forker.py", line 
1144, in compile_and_execute
        exec(compiled, globs)
      File "<doctest 
sage.combinat.designs.ext_rep.designs_from_XML_url[5]>", line 1, in <module>
        
ext_rep.designs_from_XML_url("http://designtheory.org/database/v-b-k/v3-b6-k2.icgsa.txt.bz2";)
 
# optional - internet
        
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "/home/slabbe/GitBox/sage/src/sage/combinat/designs/ext_rep.py", 
line 1059, in designs_from_XML_url
        s = open_extrep_url(url)
            ^^^^^^^^^^^^^^^^^^^^
      File "/home/slabbe/GitBox/sage/src/sage/combinat/designs/ext_rep.py", 
line 558, in open_extrep_url
        f = urlopen(url)
            ^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/urllib/request.py",
 
line 216, in urlopen
        return opener.open(url, data, timeout)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/urllib/request.py",
 
line 525, in open
        response = meth(req, response)
                   ^^^^^^^^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/urllib/request.py",
 
line 634, in http_response
        response = self.parent.error(
                   ^^^^^^^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/urllib/request.py",
 
line 557, in error
        result = self._call_chain(*args)
                 ^^^^^^^^^^^^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/urllib/request.py",
 
line 496, in _call_chain
        result = func(*args)
                 ^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/urllib/request.py",
 
line 749, in http_error_302
        return self.parent.open(new, timeout=req.timeout)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/urllib/request.py",
 
line 519, in open
        response = self._open(req, data)
                   ^^^^^^^^^^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/urllib/request.py",
 
line 536, in _open
        result = self._call_chain(self.handle_open, protocol, protocol +
                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/urllib/request.py",
 
line 496, in _call_chain
        result = func(*args)
                 ^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/urllib/request.py",
 
line 1377, in http_open
        return self.do_open(http.client.HTTPConnection, req)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/urllib/request.py",
 
line 1352, in do_open
        r = h.getresponse()
            ^^^^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/http/client.py",
 
line 1374, in getresponse
        response.begin()
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/http/client.py",
 
line 318, in begin
        version, status, reason = self._read_status()
                                  ^^^^^^^^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/http/client.py",
 
line 279, in _read_status
        line = str(self.fp.readline(_MAXLINE + 1), "iso-8859-1")
                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/socket.py",
 
line 706, in readinto
        return self._sock.recv_into(b)
               ^^^^^^^^^^^^^^^^^^^^^^^
    ConnectionResetError: [Errno 104] Connection reset by peer
**********************************************************************
2 items had failures:
   1 of   7 in sage.combinat.designs.ext_rep.designs_from_XML_url
   1 of   9 in sage.combinat.designs.ext_rep.open_extrep_url
    0 tests not run because we ran out of time
    [102 tests, 2 failures, 7.36 s]





sage -t --long --random-seed=115567904994049866192669758187637223396 
src/sage/functions/special.py
**********************************************************************
File "src/sage/functions/special.py", line 528, in 
sage.functions.special.EllipticE.__init__
Failed example:
    [d(N(-pi/2 + x), y)                           # tol 1e-8      # 
optional - fricas, needs sage.symbolic
     for x in range(1, 3) for y in range(-2, 2)]
Expected:
    [0.000000000000000,
     0.000000000000000,
     0.000000000000000,
     0.000000000000000,
     5.55111512312578e-17,
     0.000000000000000,
     0.000000000000000,
     0.000000000000000]
Got:
    [0.000000000000000,
     0.000000000000000,
     0.000000000000000,
     0.000000000000000,
     0.000000000000000,
     -5.55111512312578e-17,
     0.000000000000000,
     0.000000000000000]
Tolerance exceeded in 1 of 8:
    5.55111512312578e-17 vs 0.000000000000000, tolerance 1e0 > 1e-8
**********************************************************************
File "src/sage/functions/special.py", line 894, in 
sage.functions.special.EllipticF.__init__
Failed example:
    [d(N(-pi/2 + x), y)                          # tol 1e-8       # 
optional - fricas, needs sage.symbolic
     for x in range(1, 3) for y in range(-2,2)]
Expected:
    [0.000000000000000,
     0.000000000000000,
     0.000000000000000,
     0.000000000000000,
     5.55111512312578e-17,
     0.000000000000000,
     0.000000000000000,
     0.000000000000000]
Got:
    [0.000000000000000,
     0.000000000000000,
     0.000000000000000,
     0.000000000000000,
     -5.55111512312578e-17,
     0.000000000000000,
     0.000000000000000,
     0.000000000000000]
Tolerance exceeded in 1 of 8:
    5.55111512312578e-17 vs -5.55111512312578e-17, tolerance 3e0 > 1e-8
**********************************************************************
2 items had failures:
   1 of  10 in sage.functions.special.EllipticE.__init__
   1 of  10 in sage.functions.special.EllipticF.__init__
    1 not tested test not run
    0 tests not run because we ran out of time
    [172 tests, 2 failures, 6.86 s]




sage -t --long --random-seed=115567904994049866192669758187637223396 
src/sage/repl/interpreter.py
**********************************************************************
File "src/sage/repl/interpreter.py", line 709, in 
sage.repl.interpreter.get_test_shell
Failed example:
    out + err
Expected:
    ''
Got:
    '\x1b[0 q'
**********************************************************************
1 item had failures:
   1 of  10 in sage.repl.interpreter.get_test_shell
    3 macaulay2 tests not run
    7 not tested tests not run
    2 r tests not run
    0 tests not run because we ran out of time
    [139 tests, 1 failure, 4.12 s]




sage -t --long --random-seed=115567904994049866192669758187637223396 
src/sage/rings/lazy_series.py
**********************************************************************
File "src/sage/rings/lazy_series.py", line 1486, in 
sage.rings.lazy_series.LazyModuleElement.define
Failed example:
    oeis(f[1:20])                                                 # 
optional - internet
Expected:
    0: A030266: Shifts left under COMPOSE transform with itself.
    1: A110447: Permutations containing 3241 patterns only as part of 35241 
patterns.
Got:
    0: A030266: Shifts left under COMPOSE transform with itself.
    1: A110447: Number of permutations containing 3241 patterns only as 
part of 35241 patterns.
**********************************************************************
1 item had failures:
   1 of 129 in sage.rings.lazy_series.LazyModuleElement.define
    1 not tested test not run
    0 tests not run because we ran out of time
    [1700 tests, 1 failure, 23.99 s]



sage -t --long --random-seed=115567904994049866192669758187637223396 
src/sage/combinat/posets/posets.py
**********************************************************************
File "src/sage/combinat/posets/posets.py", line 1374, in 
sage.combinat.posets.posets.FinitePoset._latex_
Failed example:
    print(P._latex_())  # optional - dot2tex graphviz
Expected:
    \begin{tikzpicture}[>=latex,line join=bevel,]
    %%
    \node (node_...) at (5...bp,...bp) [draw,draw=none] {$...$};
      \node (node_...) at (5...bp,...bp) [draw,draw=none] {$...$};
      \draw [black,->] (node_...) ..controls (...bp,...bp) and 
(...bp,...bp)  .. (node_...);
    %
    \end{tikzpicture}
Got:
    \begin{tikzpicture}[>=latex,line join=bevel,]
    %%
    \node (node_0) at (6.0bp,6.5bp) [draw,draw=none] {$1$};
      \node (node_1) at (6.0bp,55.5bp) [draw,draw=none] {$2$};
      \draw [black,->] (node_0) ..controls (6.0bp,19.822bp) and 
(6.0bp,29.898bp)  .. (node_1);
    %
    \end{tikzpicture}
**********************************************************************
1 item had failures:
   1 of   3 in sage.combinat.posets.posets.FinitePoset._latex_
    3 bliss tests not run
    4 gap_package_qpa tests not run
    4 macaulay2 tests not run
    1 magma test not run
    1 maple test not run
    2 tests for not implemented functionality not run
    3 not tested tests not run
    0 tests not run because we ran out of time
    [1471 tests, 1 failure, 20.20 s]



sage -t --long --random-seed=115567904994049866192669758187637223396 
src/sage/databases/oeis.py
**********************************************************************
File "src/sage/databases/oeis.py", line 321, in sage.databases.oeis.OEIS
Failed example:
    fibo.cross_references()[0]                # optional -- internet
Expected:
    'A039834'
Got:
    'A001622'
**********************************************************************
File "src/sage/databases/oeis.py", line 844, in 
sage.databases.oeis.OEISSequence.raw_entry
Failed example:
    print(f.raw_entry())                  # optional -- internet
Expected:
    %I A000045 M0692 N0256
    %S A000045 0,1,1,2,3,5,8,13,21,34,55,89,144,...
    %T A000045 10946,17711,28657,46368,...
    ...
Got:
    %I A000045 M0692 N0256 #2112 Aug 26 2023 21:04:04
    %S A000045 
0,1,1,2,3,5,8,13,21,34,55,89,144,233,377,610,987,1597,2584,4181,6765,
    %T A000045 
10946,17711,28657,46368,75025,121393,196418,317811,514229,832040,
    ...
**********************************************************************
File "src/sage/databases/oeis.py", line 902, in 
sage.databases.oeis.OEISSequence.old_IDs
Failed example:
    f.old_IDs()                           # optional -- internet
Expected:
    ('M0692', 'N0256')
Got:
    ('M0692', 'N0256', '#2112', 'Aug', '26', '2023', '21:04:04')
**********************************************************************
File "src/sage/databases/oeis.py", line 1055, in 
sage.databases.oeis.OEISSequence.natural_object
Failed example:
    av = oeis('A087778'); av              # optional -- internet
Expected:
    A087778: Decimal expansion ... Avogadro...
Got:
    doctest:warning
      File "/home/slabbe/GitBox/sage/src/bin/sage-runtests", line 162, in 
<module>
        err = DC.run()
      File "/home/slabbe/GitBox/sage/src/sage/doctest/control.py", line 
1535, in run
        self.run_doctests()
      File "/home/slabbe/GitBox/sage/src/sage/doctest/control.py", line 
1147, in run_doctests
        self.dispatcher.dispatch()
      File "/home/slabbe/GitBox/sage/src/sage/doctest/forker.py", line 
2085, in dispatch
        self.parallel_dispatch()
      File "/home/slabbe/GitBox/sage/src/sage/doctest/forker.py", line 
1980, in parallel_dispatch
        w.start()  # This might take some time
      File "/home/slabbe/GitBox/sage/src/sage/doctest/forker.py", line 
2254, in start
        super().start()
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/multiprocessing/process.py",
 
line 121, in start
        self._popen = self._Popen(self)
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/multiprocessing/context.py",
 
line 224, in _Popen
        return _default_context.get_context().Process._Popen(process_obj)
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/multiprocessing/context.py",
 
line 281, in _Popen
        return Popen(process_obj)
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/multiprocessing/popen_fork.py",
 
line 19, in __init__
        self._launch(process_obj)
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/multiprocessing/popen_fork.py",
 
line 71, in _launch
        code = process_obj._bootstrap(parent_sentinel=child_r)
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/multiprocessing/process.py",
 
line 314, in _bootstrap
        self.run()
      File "/home/slabbe/GitBox/sage/src/sage/doctest/forker.py", line 
2226, in run
        task(self.options, self.outtmpfile, msgpipe, self.result_queue)
      File "/home/slabbe/GitBox/sage/src/sage/doctest/forker.py", line 
2556, in __call__
        doctests, extras = self._run(runner, options, results)
      File "/home/slabbe/GitBox/sage/src/sage/doctest/forker.py", line 
2608, in _run
        result = runner.run(test)
      File "/home/slabbe/GitBox/sage/src/sage/doctest/forker.py", line 908, 
in run
        return self._run(test, compileflags, out)
      File "/home/slabbe/GitBox/sage/src/sage/doctest/forker.py", line 709, 
in _run
        self.compile_and_execute(example, compiler, test.globs)
      File "/home/slabbe/GitBox/sage/src/sage/doctest/forker.py", line 
1144, in compile_and_execute
        exec(compiled, globs)
      File "<doctest sage.databases.oeis.OEISSequence.natural_object[9]>", 
line 1, in <module>
        av = oeis('A087778'); av              # optional -- internet
      File 
"/home/slabbe/GitBox/sage/src/sage/repl/rich_output/display_manager.py", 
line 831, in displayhook
        plain_text, rich_output = self._rich_output_formatter(obj, dict())
      File 
"/home/slabbe/GitBox/sage/src/sage/repl/rich_output/display_manager.py", 
line 654, in _rich_output_formatter
        plain_text = self._backend.plain_text_formatter(obj, 
**rich_repr_kwds)
      File 
"/home/slabbe/GitBox/sage/src/sage/repl/rich_output/backend_base.py", line 
328, in plain_text_formatter
        plain_text = self._apply_pretty_printer(SagePrettyPrinter, obj)
      File 
"/home/slabbe/GitBox/sage/src/sage/repl/rich_output/backend_base.py", line 
273, in _apply_pretty_printer
        printer.pretty(obj)
      File 
"/home/slabbe/GitBox/sage/src/sage/repl/display/pretty_print.py", line 144, 
in pretty
        ok = representation(obj, self, cycle)
      File "/home/slabbe/GitBox/sage/src/sage/repl/display/fancy_repr.py", 
line 273, in __call__
        output = repr(obj)
      File "/home/slabbe/GitBox/sage/src/sage/databases/oeis.py", line 
1312, in _repr_
        return "%s: %s" % (self.id(), self.name())
      File "/home/slabbe/GitBox/sage/src/sage/databases/oeis.py", line 884, 
in name
        return self._field('N')[0]
      File "/home/slabbe/GitBox/sage/src/sage/databases/oeis.py", line 754, 
in _field
        self.is_dead(warn_only=True)
      File "/home/slabbe/GitBox/sage/src/sage/databases/oeis.py", line 
1153, in is_dead
        warn('This sequence is dead: "{}: {}"'.format(self.id(), 
self.name()), RuntimeWarning)
      File 
"/home/slabbe/GitBox/sage/local/var/lib/sage/venv-python3.11.1/lib/python3.11/warnings.py",
 
line 109, in _showwarnmsg
        sw(msg.message, msg.category, msg.filename, msg.lineno,
    :
    RuntimeWarning: This sequence is dead: "A087778: Decimal expansion of 
experimental Avogadro's constant (in mol^(-1))."
    A087778: Decimal expansion of experimental Avogadro's constant (in 
mol^(-1)).
**********************************************************************
File "src/sage/databases/oeis.py", line 1058, in 
sage.databases.oeis.OEISSequence.natural_object
Failed example:
    av.natural_object()                   # optional -- internet
Expected:
    6.022141000000000?e23
Got:
    [6, 0, 2, 2, 1, 4, 1]
**********************************************************************
File "src/sage/databases/oeis.py", line 1795, in 
sage.databases.oeis.OEISSequence.show
Failed example:
    s.show()                              # optional -- internet
Expected:
    ID
    A012345
    <BLANKLINE>
    NAME
    Coefficients in the expansion sinh(arcsin(x)*arcsin(x)) = 
2*x^2/2!+8*x^4/4!+248*x^6/6!+11328*x^8/8!+...
    <BLANKLINE>
    FIRST TERMS
    (2, 8, 248, 11328, 849312, 94857600, 14819214720, 3091936512000, 
831657655349760, 280473756197529600, 115967597965430077440, 
57712257892456911912960, 34039765801079493369569280)
    <BLANKLINE>
    LINKS
    0: https://oeis.org/A012345/b012345.txt
    <BLANKLINE>
    FORMULAS
    ...
    OFFSETS
    (0, 1)
    <BLANKLINE>
    URL
    https://oeis.org/A012345
    <BLANKLINE>
    AUTHOR
    Patrick Demichel (patrick.demichel(AT)hp.com)
    <BLANKLINE>
Got:
    ID
    A012345
    <BLANKLINE>
    NAME
    Coefficients in the expansion sinh(arcsin(x)*arcsin(x)) = 
2*x^2/2!+8*x^4/4!+248*x^6/6!+11328*x^8/8!+...
    <BLANKLINE>
    FIRST TERMS
    (2, 8, 248, 11328, 849312, 94857600, 14819214720, 3091936512000, 
831657655349760, 280473756197529600, 115967597965430077440, 
57712257892456911912960, 34039765801079493369569280)
    <BLANKLINE>
    LINKS
    0: https://oeis.org/A012345/b012345.txt
    <BLANKLINE>
    FORMULAS
    0: a(n) ~ sqrt(Pi) * cosh(Pi^2/4) * (2*n)! / (2 * n^(3/2)). - _Vaclav 
Kotesovec_, Feb 08 2015
    <BLANKLINE>
    EXAMPLES
    0: sinh(arcsin(x)*arcsin(x)) = 2*x^2/2! + 8*x^4/4! + 248*x^6/6! + 
11328*x^8/8! + ...
    <BLANKLINE>
    PROGRAMS
    [('mathematica', 0: nn = 20; 
Table[(CoefficientList[Series[Sinh[ArcSin[x]^2], {x, 0, 2*nn}], x] * 
Range[0, 2*nn]!)[[n]], {n, 1, 2*nn+1, 2}] (* _Vaclav Kotesovec_, Feb 08 
2015 *)), ('pari', 0: x='x+O('x^50); 
v=Vec(serlaplace(sinh(asin(x)*asin(x)))); vector(#v\2,n,v[2*n-1]) \\ _G. C. 
Greubel_, Apr 11 2017)]
    <BLANKLINE>
    KEYWORDS
    ('nonn',)
    <BLANKLINE>
    OFFSETS
    (0, 1)
    <BLANKLINE>
    URL
    https://oeis.org/A012345
    <BLANKLINE>
    OLD IDS
    ('#16', 'Apr', '12', '2017', '23:19:39')
    <BLANKLINE>
    AUTHOR
    Patrick Demichel (patrick.demichel(AT)hp.com)
    <BLANKLINE>
**********************************************************************
5 items had failures:
   1 of  20 in sage.databases.oeis.OEIS
   2 of  22 in sage.databases.oeis.OEISSequence.natural_object
   1 of   5 in sage.databases.oeis.OEISSequence.old_IDs
   1 of   5 in sage.databases.oeis.OEISSequence.raw_entry
   1 of   5 in sage.databases.oeis.OEISSequence.show
    5 webbrowser tests not run
    0 tests not run because we ran out of time
    [289 tests, 6 failures, 35.49 s]




sage -t --long --random-seed=115567904994049866192669758187637223396 
src/sage/combinat/bijectionist.py
**********************************************************************
File "src/sage/combinat/bijectionist.py", line 1470, in 
sage.combinat.bijectionist.Bijectionist.set_homomesic
Failed example:
    list(bij.solutions_iterator())
Expected:
    [{1: 2, 2: 0, 3: 1}, {1: 0, 2: 2, 3: 1}]
Got:
    [{1: 0, 2: 2, 3: 1}, {1: 2, 2: 0, 3: 1}]
**********************************************************************
File "src/sage/combinat/bijectionist.py", line 1927, in 
sage.combinat.bijectionist.Bijectionist._find_counterexample
Failed example:
    next(bij.solutions_iterator())
Expected:
    {'a': 1, 'b': 1, 'c': 2, 'd': 3, 'e': 2}
Got:
    {'a': 2, 'b': 2, 'c': 3, 'd': 1, 'e': 1}
**********************************************************************
File "src/sage/combinat/bijectionist.py", line 1932, in 
sage.combinat.bijectionist.Bijectionist._find_counterexample
Failed example:
    bij._find_counterexample(bij._A, s0, d, False)
Expected:
    {'a': 2, 'b': 2, 'c': 1, 'd': 3, 'e': 1}
Got:
    {'a': 2, 'b': 2, 'c': 3, 'd': 1, 'e': 1}
**********************************************************************
File "src/sage/combinat/bijectionist.py", line 3039, in 
sage.combinat.bijectionist._BijectionistMILP.add_homomesic_constraints
Failed example:
    list(bij.solutions_iterator())
Expected:
    [{1: 2, 2: 0, 3: 1}, {1: 0, 2: 2, 3: 1}]
Got:
    [{1: 0, 2: 2, 3: 1}, {1: 2, 2: 0, 3: 1}]
**********************************************************************
3 items had failures:
   2 of  10 in sage.combinat.bijectionist.Bijectionist._find_counterexample
   1 of   5 in sage.combinat.bijectionist.Bijectionist.set_homomesic
   1 of   5 in 
sage.combinat.bijectionist._BijectionistMILP.add_homomesic_constraints
    2 not tested tests not run
    0 tests not run because we ran out of time
    [586 tests, 4 failures, 431.36 s]




sage -t --long --random-seed=115567904994049866192669758187637223396 
src/sage/databases/findstat.py
**********************************************************************
File "src/sage/databases/findstat.py", line 4304, in 
sage.databases.findstat.?.in_range
Failed example:
    for c in sorted(l):                                           # 
optional -- internet
        if c.id() not in long and c.is_supported():
            f = c.first_terms(lambda x: 1)
            print("{} {} {}".format(c, len(list(f)), all(c.in_range(e) for 
e, _ in f)))
Expected:
    Cc0001: Permutations 5913 True
    Cc0002: Integer partitions 1211 True
    Cc0005: Dyck paths 2055 True
    Cc0006: Integer compositions 1023 True
    Cc0007: Standard tableaux 1115 True
    Cc0009: Set partitions 1155 True
    Cc0010: Binary trees 2055 True
    Cc0012: Perfect matchings 1069 True
    Cc0013: Cores 100 True
    Cc0017: Alternating sign matrices 7917 True
    Cc0018: Gelfand-Tsetlin patterns 1409 True
    Cc0019: Semistandard tableaux 2374 True
    Cc0021: Ordered trees 2056 True
    Cc0022: Finite Cartan types 31 True
    Cc0023: Parking functions 18248 True
    Cc0024: Binary words 1022 True
    Cc0025: Plane partitions 1123 True
    Cc0026: Decorated permutations 2371 True
    Cc0027: Signed permutations 4282 True
    Cc0028: Skew partitions 1250 True
    Cc0029: Lattices 1378 True
Got:
    Cc0001: Permutations 5913 True
    Cc0002: Integer partitions 1211 True
    Cc0005: Dyck paths 2055 True
    Cc0006: Integer compositions 1023 True
    Cc0007: Standard tableaux 1115 True
    Cc0009: Set partitions 1155 True
    Cc0010: Binary trees 2055 True
    Cc0012: Perfect matchings 1069 True
    Cc0013: Cores 100 True
    Cc0017: Alternating sign matrices 7917 True
    Cc0018: Gelfand-Tsetlin patterns 1409 True
    Cc0019: Semistandard tableaux 2374 True
    Cc0021: Ordered trees 2056 True
    Cc0022: Finite Cartan types 31 True
    Cc0023: Parking functions 18248 True
    Cc0024: Binary words 1022 True
    Cc0025: Plane partitions 1123 True
    Cc0026: Decorated permutations 2371 True
    Cc0027: Signed permutations 4282 True
    Cc0028: Skew partitions 1250 True
    Cc0029: Lattices 1378 True
    Cc0030: Ordered set partitions 5316 True
**********************************************************************
File "src/sage/databases/findstat.py", line 4699, in 
sage.databases.findstat.FindStatCollections
Failed example:
    sorted(c for c in FindStatCollections() if c.is_supported())      # 
optional -- internet
Expected:
    [Cc0001: Permutations,
     Cc0002: Integer partitions,
     Cc0005: Dyck paths,
     Cc0006: Integer compositions,
     Cc0007: Standard tableaux,
     Cc0009: Set partitions,
     Cc0010: Binary trees,
     Cc0012: Perfect matchings,
     Cc0013: Cores,
     Cc0014: Posets,
     Cc0017: Alternating sign matrices,
     Cc0018: Gelfand-Tsetlin patterns,
     Cc0019: Semistandard tableaux,
     Cc0020: Graphs,
     Cc0021: Ordered trees,
     Cc0022: Finite Cartan types,
     Cc0023: Parking functions,
     Cc0024: Binary words,
     Cc0025: Plane partitions,
     Cc0026: Decorated permutations,
     Cc0027: Signed permutations,
     Cc0028: Skew partitions,
     Cc0029: Lattices]
Got:
    [Cc0001: Permutations,
     Cc0002: Integer partitions,
     Cc0005: Dyck paths,
     Cc0006: Integer compositions,
     Cc0007: Standard tableaux,
     Cc0009: Set partitions,
     Cc0010: Binary trees,
     Cc0012: Perfect matchings,
     Cc0013: Cores,
     Cc0014: Posets,
     Cc0017: Alternating sign matrices,
     Cc0018: Gelfand-Tsetlin patterns,
     Cc0019: Semistandard tableaux,
     Cc0020: Graphs,
     Cc0021: Ordered trees,
     Cc0022: Finite Cartan types,
     Cc0023: Parking functions,
     Cc0024: Binary words,
     Cc0025: Plane partitions,
     Cc0026: Decorated permutations,
     Cc0027: Signed permutations,
     Cc0028: Skew partitions,
     Cc0029: Lattices,
     Cc0030: Ordered set partitions]
**********************************************************************
File "src/sage/databases/findstat.py", line 4775, in 
sage.databases.findstat.FindStatCollections._element_constructor_
Failed example:
    sorted([FindStatCollection(c.first_terms(lambda x: 0)[0][0]) for c in 
FindStatCollections() if c.is_supported()]) # optional -- internet
Expected:
    [Cc0001: Permutations,
     Cc0002: Integer partitions,
     Cc0005: Dyck paths,
     Cc0006: Integer compositions,
     Cc0007: Standard tableaux,
     Cc0009: Set partitions,
     Cc0010: Binary trees,
     Cc0012: Perfect matchings,
     Cc0013: Cores,
     Cc0014: Posets,
     Cc0017: Alternating sign matrices,
     Cc0018: Gelfand-Tsetlin patterns,
     Cc0019: Semistandard tableaux,
     Cc0020: Graphs,
     Cc0021: Ordered trees,
     Cc0022: Finite Cartan types,
     Cc0023: Parking functions,
     Cc0024: Binary words,
     Cc0025: Plane partitions,
     Cc0026: Decorated permutations,
     Cc0027: Signed permutations,
     Cc0028: Skew partitions,
     Cc0029: Lattices]
Got:
    [Cc0001: Permutations,
     Cc0002: Integer partitions,
     Cc0005: Dyck paths,
     Cc0006: Integer compositions,
     Cc0007: Standard tableaux,
     Cc0009: Set partitions,
     Cc0010: Binary trees,
     Cc0012: Perfect matchings,
     Cc0013: Cores,
     Cc0014: Posets,
     Cc0017: Alternating sign matrices,
     Cc0018: Gelfand-Tsetlin patterns,
     Cc0019: Semistandard tableaux,
     Cc0020: Graphs,
     Cc0021: Ordered trees,
     Cc0022: Finite Cartan types,
     Cc0023: Parking functions,
     Cc0024: Binary words,
     Cc0025: Plane partitions,
     Cc0026: Decorated permutations,
     Cc0027: Signed permutations,
     Cc0028: Skew partitions,
     Cc0029: Lattices,
     Cc0030: Ordered set partitions]
**********************************************************************
3 items had failures:
   1 of  10 in sage.databases.findstat.?.in_range
   1 of   3 in sage.databases.findstat.FindStatCollections
   1 of  15 in 
sage.databases.findstat.FindStatCollections._element_constructor_
    11 webbrowser tests not run
    0 tests not run because we ran out of time
    [428 tests, 3 failures, 76.43 s]

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