On Ubuntu 18.04 + optional packages, I get:
Using --optional=build,debian,dot2tex,external,glucose,pip,sage,sage_spkg
Features to be detected: 4ti2,benzene,bliss,buckygen,conway_polynomials,cplex,csdp,database_cremona_ellcurve,database_cremona_mini_ellcurve,database_cubic_hecke,database_jones_numfield,database_knotinfo,dvipng,ffmpeg,gfan,graphviz,gurobi,imagemagick,internet,jupymake,kenzo,latex,latex_package_tkz_graph,latte_int,lrslib,lualatex,macaulay2,magma,maple,mathematica,matlab,mcqd,meataxe,msolve,nauty,octave,palp,pandoc,pdf2svg,pdflatex,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,scilab,sphinx,tdlib,xelatex
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sage -t --long --random-seed=272593093326682574709721068756699862207 src/doc/en/reference/sat/index.rst # Killed due to abort
sage -t --long --random-seed=272593093326682574709721068756699862207 src/sage/crypto/mq/sr.py # Killed due to abort
sage -t --long --random-seed=272593093326682574709721068756699862207 src/sage/databases/findstat.py # 2 doctests failed
sage -t --long --random-seed=272593093326682574709721068756699862207 src/sage/databases/oeis.py # 2 doctests failed
sage -t --long --random-seed=272593093326682574709721068756699862207 src/sage/repl/interpreter.py # 1 doctest failed
sage -t --long --random-seed=272593093326682574709721068756699862207 src/sage/rings/polynomial/multi_polynomial_sequence.py # Killed due to abort
sage -t --long --random-seed=272593093326682574709721068756699862207 src/sage/rings/polynomial/pbori/PyPolyBoRi.py # Killed due to abort
sage -t --long --random-seed=272593093326682574709721068756699862207 src/sage/rings/polynomial/pbori/fglm.py # Killed due to abort
sage -t --long --random-seed=272593093326682574709721068756699862207 src/sage/rings/polynomial/pbori/pbori.pyx # Killed due to abort
sage -t --long --random-seed=272593093326682574709721068756699862207 src/sage/rings/polynomial/polynomial_ring_constructor.py # Killed due to abort
sage -t --long --random-seed=272593093326682574709721068756699862207 src/sage/sat/boolean_polynomials.py # Killed due to abort
sage -t --long --random-seed=272593093326682574709721068756699862207 src/sage/sat/solvers/dimacs.py # Killed due to abort
sage -t --long --random-seed=272593093326682574709721068756699862207 src/sage/tests/cmdline.py # 1 doctest failed
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Features detected for doctesting: dvipng,ffmpeg,gfan,graphviz,imagemagick,internet,latex,latex_package_tkz_graph,lualatex,nauty,octave,palp,pandoc,pdf2svg,pdflatex,pdftocairo,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,sagemath_doc_html,sphinx,xelatex
Doctests failures are copied below.
Follow-up at
https://trac.sagemath.org/ticket/25536sage -t --long --random-seed=272593093326682574709721068756699862207 src/sage/repl/interpreter.py
**********************************************************************
File "src/sage/repl/interpreter.py", line 662, 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
[137 tests, 1 failure, 4.42 s]
sage -t --long --random-seed=114449148502975084720686639811218715769 src/sage/databases/oeis.py
**********************************************************************
File "src/sage/databases/oeis.py", line 1632, in sage.databases.oeis.OEISSequence.cross_references
Failed example:
nbalanced.cross_references() # optional -- internet
Expected:
('A049703', 'A049695', 'A103116', 'A000010')
Got:
('A000010', 'A002088', 'A011755', 'A049695', 'A049703', 'A103116')
**********************************************************************
File "src/sage/databases/oeis.py", line 1635, in sage.databases.oeis.OEISSequence.cross_references
Failed example:
nbalanced.cross_references(fetch=True) # optional -- internet
Expected:
0: A049703: a(0) = 0; for n>0, a(n) = A005598(n)/2.
1: A049695: Array T read by diagonals; ...
2: A103116: a(n) = Sum_{i=1..n} (n-i+1)*phi(i).
3: A000010: Euler totient function phi(n): count numbers <= n and prime to n.
Got:
0: A000010: Euler totient function phi(n): count numbers <= n and prime to n.
1: A002088: Sum of totient function: a(n) = Sum_{k=1..n} phi(k), cf. A000010.
2: A011755: a(n) = Sum_{k=1..n} k*phi(k).
3: A049695: Array T read by diagonals; T(i,j) is the number of nonnegative slopes of lines determined by 2 lattice points in [ 0,i ] X [ 0,j ] if i > 0; T(0,j)=1 if j > 0; T(0,0)=0.
4: A049703: a(0) = 0; for n>0, a(n) = A005598(n)/2.
5: A103116: a(n) = Sum_{i=1..n} (n-i+1)*phi(i).
**********************************************************************
1 item had failures:
2 of 7 in sage.databases.oeis.OEISSequence.cross_references
5 webbrowser tests not run
0 tests not run because we ran out of time
[289 tests, 2 failures, 29.89 s]
sage -t --long --random-seed=272593093326682574709721068756699862207 src/sage/databases/findstat.py
**********************************************************************
File "src/sage/databases/findstat.py", line 2210, in sage.databases.findstat.?._fetch_data
Failed example:
findstat(41)._data() # optional -- internet, indirect doctest
Expected:
{'Bibliography': {'MathSciNet:1288802': {'Author': 'de Médicis, A., Viennot, X. G.',
'Title': 'Moments des $q$-polynômes de Laguerre et la bijection de Foata-Zeilberger'},
'MathSciNet:1418763': {'Author': 'Simion, R., Stanton, D.',
'Title': 'Octabasic Laguerre polynomials and permutation statistics'}},
'Code': 'def statistic(x):\r\n return len(x.nestings())',
'Description': 'The number of nestings of a perfect matching. \r\n\r\n\r\nThis is the number of pairs of edges $((a,b), (c,d))$ such that $a\\le c\\le d\\le b$. i.e., the edge $(c,d)$ is nested inside $(a,b)$.',
'Domain': 'Cc0012',
'Name': 'The number of nestings of a perfect matching.',
'References': '[1] [[MathSciNet:1288802]]\n[2] [[MathSciNet:1418763]]',
'SageCode': 'def statistic(x):\r\n return len(x.nestings())'}
Got:
{'Bibliography': {'MathSciNet:1288802': {'Author': 'de Médicis, A., Viennot, X. G.',
'Title': 'Moments des $q$-polynômes de Laguerre et la bijection de Foata-Zeilberger'},
'MathSciNet:1418763': {'Author': 'Simion, R., Stanton, D.',
'Title': 'Octabasic Laguerre polynomials and permutation statistics'}},
'Code': 'def statistic(x):\n return len(x.nestings())',
'Description': 'The number of nestings of a perfect matching. \n\n\nThis is the number of pairs of edges $((a,b), (c,d))$ such that $a\\le c\\le d\\le b$. i.e., the edge $(c,d)$ is nested inside $(a,b)$.',
'Domain': 'Cc0012',
'Name': 'The number of nestings of a perfect matching.',
'References': '[1] [[MathSciNet:1288802]]\n[2] [[MathSciNet:1418763]]',
'SageCode': 'def statistic(x):\n return len(x.nestings())'}
**********************************************************************
File "src/sage/databases/findstat.py", line 3149, in sage.databases.findstat.?._fetch_data
Failed example:
findmap(64)._data() # optional -- internet, indirect doctest
Expected:
{'Bibliography': {},
'Codomain': 'Cc0001',
'Description': 'Sends a permutation to its reverse.\r\n\r\nThe reverse of a permutation $\\sigma$ of length $n$ is given by $\\tau$ with $\\tau(i) = \\sigma(n+1-i)$.',
'Domain': 'Cc0001',
'Name': 'reverse',
'Properties': 'bijective, graded, involutive',
'References': '',
'SageCode': 'def mapping(sigma):\r\n return sigma.reverse()'}
Got:
{'Bibliography': {},
'Codomain': 'Cc0001',
'Description': 'Sends a permutation to its reverse.\n\nThe reverse of a permutation $\\sigma$ of length $n$ is given by $\\tau$ with $\\tau(i) = \\sigma(n+1-i)$.',
'Domain': 'Cc0001',
'Name': 'reverse',
'Properties': 'bijective, graded, involutive',
'References': '',
'SageCode': 'def mapping(sigma):\n return sigma.reverse()'}
**********************************************************************
1 item had failures:
2 of 4 in sage.databases.findstat.?._fetch_data
11 webbrowser tests not run
0 tests not run because we ran out of time
[426 tests, 2 failures, 99.37 s]