On Ubuntu 20.04 + few optional packages, I get: Using --optional=4ti2,build,ccache,cryptominisat,debian,dot2tex,e_antic,external,fricas,glucose,latte_int,lidia,lrslib,normaliz,notedown,pandoc_attributes,pip,pycosat,pynormaliz,rst2ipynb,sage,sage_numerical_backends_coin,sage_spkg
... ---------------------------------------------------------------------- sage -t --long --random-seed=198711564697578571134640168640334577331 src/doc/en/constructions/linear_algebra.rst # 1 doctest failed sage -t --long --random-seed=198711564697578571134640168640334577331 src/doc/en/developer/coding_in_other.rst # 1 doctest failed sage -t --long --random-seed=198711564697578571134640168640334577331 src/sage/combinat/designs/incidence_structures.py # 1 doctest failed sage -t --long --random-seed=198711564697578571134640168640334577331 src/sage/databases/oeis.py # 1 doctest failed sage -t --long --random-seed=198711564697578571134640168640334577331 src/sage/doctest/forker.py # 1 doctest failed sage -t --long --random-seed=198711564697578571134640168640334577331 src/sage/graphs/generic_graph.py # 2 doctests failed sage -t --long --random-seed=198711564697578571134640168640334577331 src/sage/graphs/graph.py # 3 doctests failed sage -t --long --random-seed=198711564697578571134640168640334577331 src/sage/interfaces/octave.py # 3 doctests failed sage -t --long --random-seed=198711564697578571134640168640334577331 src/sage/misc/package.py # 1 doctest failed sage -t --long --random-seed=198711564697578571134640168640334577331 src/sage/tests/cmdline.py # 1 doctest failed ---------------------------------------------------------------------- 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.plot,sage.rings.number_field,sage.rings.padics,sage.rings.real_double,sage.symbolic,sagemath_doc_html,sphinx,xelatex All of the above failures have already been reported. See https://trac.sagemath.org/ticket/25536 for follow up. I copy the most recent failure with oeis below for which I will create a ticket in the next moment. sage -t --long --random-seed=338338694516746243229974035543678418772 src/sage/databases/oeis.py ********************************************************************** File "src/sage/databases/oeis.py", line 129, in sage.databases.oeis Failed example: [i for i in b.comments() if 'prime' in i][-1] # optional -- internet Expected: 'Number n is prime if mod(a(n)-2,n) = 0...' Got: 'Number n is prime if (a(n)-2) mod n = 0. - _Dmitry Kruchinin_, Feb 14 2012 - Incorrect; see 2007 comment by David W. Wilson above. - _Jeppe Stig Nielsen_, Apr 22 2022' ********************************************************************** 1 item had failures: 1 of 26 in sage.databases.oeis 5 webbrowser tests not run 0 tests not run because we ran out of time [289 tests, 1 failure, 32.78 s] -- You received this message because you are subscribed to the Google Groups "sage-release" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-release+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/sage-release/b421b4cc-a6b3-4961-b2e9-7be803517afcn%40googlegroups.com.