For i686-linux: Should we even be attempting to build Rust on this platform? Has it ever worked? What about the ant-bootstrap?
The mesa test suite failure is reproducible, and the error messages are found below. ------ 2286 packages are missing from 'https://ci.guix.gnu.org' for 'i686-linux', among which: 2179 mesa@20.2.4 /gnu/store/y2pqvr7297q7pkj82qrgwvsvfg2mvbam-mesa-20.2.4-bin /gnu/store/isx9ra95v8gw3fqgrvz62cwrlzl5s5y7-mesa-20.2.4 1990 rust@1.19.0 /gnu/store/cazsr6swdp457h6j2df9slmsrv45bqvq-rust-1.19.0-cargo /gnu/store/p9sj678d8sk9wqp86gqq1ghl5w1alrk4-rust-1.19.0 580 ant-bootstrap@1.8.4 /gnu/store/rb0r3r4vf3gd63bqinpkha9450yzvjm6-ant-bootstrap-1.8.4 220 mesa@20.2.4 /gnu/store/y2pqvr7297q7pkj82qrgwvsvfg2mvbam-mesa-20.2.4-bin /gnu/store/isx9ra95v8gw3fqgrvz62cwrlzl5s5y7-mesa-20.2.4 149 protobuf@3.14.0 /gnu/store/6d54h23b86hs9y8y6528962sbg8qd43n-protobuf-3.14.0 /gnu/store/hfarq203gg3hh2q179zabidh0rlcjbp5-protobuf-3.14.0-static 69 ucx@1.6.1 /gnu/store/rw5qfppz6pjzvxlir7ad67znww6nrc8d-ucx-1.6.1 68 psm2@11.2.86 /gnu/store/8cqcmlww41srcihcl30fqllzs0xajw4n-psm2-11.2.86 46 htslib@1.9 /gnu/store/m58c8bc9b4v8ij0w5vd6q2da27rvmx3z-htslib-1.9 44 htslib@1.11 /gnu/store/a9g55dfay50aiwxiwxaw001b9fkcdn1f-htslib-1.11 42 go-gopkg-in-yaml-v2@2.2.2 /gnu/store/7ynxpa5r5j17np17g9d74dkbbjrvi6fb-go-gopkg-in-yaml-v2-2.2.2 40 ruby-ruby-prof@1.4.1 /gnu/store/5j9v7afqi0qhkna8izza5hppg1q7q79d-ruby-ruby-prof-1.4.1 31 python-gevent@20.9.0 /gnu/store/2nl53qjhm429pdj3vf2czlkfq7fg83ir-python-gevent-20.9.0 30 python2-numpydoc@0.8.0 /gnu/store/f9i0psw9kwljfkfprwja53lmn3h7qd5q-python2-numpydoc-0.8.0 28 python2-pympler@0.8 /gnu/store/a6gvqx4876mddscz0a1109fp1qr11lvd-python2-pympler-0.8 28 libgeotiff@1.5.1 /gnu/store/2mk87lgadgclnkzh3fq44qwnrrzd3sg9-libgeotiff-1.5.1 23 python-networkx@2.5 /gnu/store/dq3gld1h74w7a6z5fll2byf19rflr4rs-python-networkx-2.5 21 rakudo@2019.03.1 /gnu/store/l2w4b9bbkg4dwmvyz3c8la8h2i18kl3v-rakudo-2019.03.1 20 python2-twisted@19.7.0 /gnu/store/nzv3qhggqawwpzmj65p2hcg8iqi1j22f-python2-twisted-19.7.0 19 ocaml-migrate-parsetree@1.7.3 /gnu/store/7mkcrkqxs27vxsxvnx0ddd9m8p7ml21s-ocaml-migrate-parsetree-1.7.3 16 python2-zope-testrunner@5.2 /gnu/store/ya3l6fa2cnlsr3kxsxlh1zqxvvq9k4xs-python2-zope-testrunner-5.2 15 r-assertive-base@0.0-7 /gnu/store/z5akvxvl6g3gnlbf7q3jp43gjfxq9vrc-r-assertive-base-0.0-7 14 python-arrow@0.17.0 /gnu/store/3b6fmmsx3bywk4js088kq06vmsg8y1v8-python-arrow-0.17.0 13 mono@4.4.1.0 /gnu/store/k84fvwkv58440cmi52yzycl3v56klxmx-mono-4.4.1.0 12 r-webshot@0.5.2 /gnu/store/fqszb150xjm8y516ms8n3my9dy5p1sri-r-webshot-0.5.2 12 r-flowcore@2.2.0 /gnu/store/z1sscs431wg86lgg2iarg7xhqvdysbk7-r-flowcore-2.2.0 12 r-registry@0.5-1 /gnu/store/s4yc8ah2hfw7ir0wyw8iza9m6m07dxsr-r-registry-0.5-1 12 guile@1.8.8 /gnu/store/j6mnhk6iiy77m1ial0ffgjz2zwdc6m4z-guile-1.8.8 11 scalapack@2.0.2 /gnu/store/ayrbfdfcq33r1xmxln6jvkw7x6jis9xn-scalapack-2.0.2 11 hdf5-parallel-openmpi@1.10.7 /gnu/store/a8x6s1d6wh1ga35vjd7z49jh6zr28hmq-hdf5-parallel-openmpi-1.10.7-fortran /gnu/store/a58wsdqhs1gq5sa9cvnwr14i0ydq4xcp-hdf5-parallel-openmpi-1.10.7 11 clang@11.0.0 /gnu/store/lq4jhyjd1027i5nf6kafp3xjxb6fnilb-clang-11.0.0-extra /gnu/store/04hvxidk3rpy8x977nkq9vpa27svny40-clang-11.0.0 11 r-corrplot@0.84 /gnu/store/26izpmf2m5pdf7sq7b30yfw1zagl30wb-r-corrplot-0.84 11 cmake@3.19.2 /gnu/store/v78kmw21l0dnzqrwb3bdfcjhhvqjhbic-cmake-3.19.2-doc /gnu/store/3ll779l3viph275svivhc59krla4byxs-cmake-3.19.2 11 r-sandwich@3.0-0 /gnu/store/qjqjvz4l92dg96fan9z5lv0ssdi30k64-r-sandwich-3.0-0 11 ghc-ieee754@0.8.0 /gnu/store/4lyzys7v1chzy5a64697pazwhdss55gb-ghc-ieee754-0.8.0 /gnu/store/3hnmkxbp5gxxjp0vjw4vp0vqf2spy626-ghc-ieee754-0.8.0-static 10 dune-common@2.7.0 /gnu/store/pfdcjaicifq42b3siwycmry7i969cvrv-dune-common-2.7.0 10 dune-common-openmpi@2.7.0 /gnu/store/6wy9w4crxz2bqvj3c10g5b18n8zj656d-dune-common-openmpi-2.7.0 10 ghc-half@0.3 /gnu/store/q17zfd341rd4yzcvq2fd63g2dr5pd1yd-ghc-half-0.3 /gnu/store/z9qi2sgnbx1s5fzx49809587gd30kdb5-ghc-half-0.3-static 10 r-hdrcde@3.3 /gnu/store/m69lkzmxkicpbc6rg1r220bh393izw5v-r-hdrcde-3.3 10 abseil-cpp@20200225.2 /gnu/store/fbx5lzmhjaywqdwx7pxky4nkfpsdjc08-abseil-cpp-20200225.2 10 ghc-bytes@0.15.5 /gnu/store/w8bpqvzjkzcxiccfscmdm6pv869m5n38-ghc-bytes-0.15.5 /gnu/store/m8f9afzgbz6jkz0fpl63vhpl8g7k8asd-ghc-bytes-0.15.5-static 10 r-future-apply@1.6.0 /gnu/store/m103jmmcsijgsh5778hs8s6la62ahlka-r-future-apply-1.6.0 10 r-rsvd@1.0.3 /gnu/store/q53slf7d22p12hka5064awn99y36flka-r-rsvd-1.0.3 10 ghc-hashtables@1.2.3.4 /gnu/store/qh86n6f6akzyb5a6x5qj9fig9wb641hq-ghc-hashtables-1.2.3.4 /gnu/store/6rs87rpa8xpal21w5vh1kq1cz3zr2934-ghc-hashtables-1.2.3.4-static 10 mesa@20.2.4 /gnu/store/y2pqvr7297q7pkj82qrgwvsvfg2mvbam-mesa-20.2.4-bin /gnu/store/isx9ra95v8gw3fqgrvz62cwrlzl5s5y7-mesa-20.2.4 ------ The mesa test suite failure is reproducible, and it looks like this: ------ 23:07:53 /tmp/guix-build-mesa-20.2.4.drv-0/build/src/util/u_debug_stack_test --- stdout --- Running main() from ../mesa-20.2.4/src/gtest/src/gtest_main.cc [==========] Running 2 tests from 1 test suite. [----------] Global test environment set-up. [----------] 2 tests from u_debug_stack_test [ RUN ] u_debug_stack_test.basics [ OK ] u_debug_stack_test.basics (0 ms) [ RUN ] u_debug_stack_test.capture_not_overwritten ../mesa-20.2.4/src/util/u_debug_stack_test.cpp:108: Failure Expected: (bt1) != (bt2), actual: "/tmp/guix-build-mesa-20.2.4.drv-0/build/src/util/u_debug_stack_test() [0x8072555] " vs "/tmp/guix-build-mesa-20.2.4.drv-0/build/src/util/u_debug_stack_test() [0x8072555] " [ FAILED ] u_debug_stack_test.capture_not_overwritten (0 ms) [----------] 2 tests from u_debug_stack_test (0 ms total) [----------] Global test environment tear-down [==========] 2 tests from 1 test suite ran. (0 ms total) [ PASSED ] 1 test. [ FAILED ] 1 test, listed below: [ FAILED ] u_debug_stack_test.capture_not_overwritten 1 FAILED TEST --- stderr --- --- backtrace from main to stderr: /tmp/guix-build-mesa-20.2.4.drv-0/build/src/util/u_debug_stack_test() [0x8072792] --- backtrace from main again to debug_printf: --- backtrace from func_a: --- backtrace from func_a: --- backtrace from func_b: --- stored backtrace from start of main: ------- Full log written to /tmp/guix-build-mesa-20.2.4.drv-0/build/meson-logs/testlog.txt FAILED: meson-test /gnu/store/b6r7jh5fj3z2h7l7nz2w0y08nz7m1kfz-meson-for-build-0.53.2/bin/meson test --no-rebuild --print-errorlogs ninja: build stopped: subcommand failed. command "ninja" "test" failed with status 1 builder for `/gnu/store/xcf9c8l475xc15apf33sjb70aq9x6q8x-mesa-20.2.4.drv' failed with exit code 1 ------