[INFO] fetching crate metamath-rs 0.3.8...
[INFO] testing metamath-rs-0.3.8 against 1.93.0 for beta-1.94-1
[INFO] extracting crate metamath-rs 0.3.8 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate metamath-rs 0.3.8
[INFO] finished tweaking crates.io crate metamath-rs 0.3.8
[INFO] tweaked toml for crates.io crate metamath-rs 0.3.8 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate metamath-rs 0.3.8 on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 26 packages to latest compatible versions
[INFO] [stderr]       Adding annotate-snippets v0.9.2 (available: v0.12.10)
[INFO] [stderr]       Adding itertools v0.12.1 (available: v0.14.0)
[INFO] [stderr]       Adding xml-rs v0.8.28 (available: v1.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dot-writer v0.1.4
[INFO] [stderr]   Downloaded annotate-snippets v0.9.2
[INFO] [stderr]   Downloaded yansi-term v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9aabd73932c772b43135bf27c88899480c8b054feb7211d1b61824bae95a7a7
[INFO] running `Command { std: "docker" "start" "-a" "c9aabd73932c772b43135bf27c88899480c8b054feb7211d1b61824bae95a7a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9aabd73932c772b43135bf27c88899480c8b054feb7211d1b61824bae95a7a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9aabd73932c772b43135bf27c88899480c8b054feb7211d1b61824bae95a7a7", kill_on_drop: false }`
[INFO] [stdout] c9aabd73932c772b43135bf27c88899480c8b054feb7211d1b61824bae95a7a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7edd7ec73dfefeacb2ecf64185f2b77a50e9a8b454ae5ea12363e92856f53ada
[INFO] running `Command { std: "docker" "start" "-a" "7edd7ec73dfefeacb2ecf64185f2b77a50e9a8b454ae5ea12363e92856f53ada", kill_on_drop: false }`
[INFO] [stderr]    Compiling yansi-term v0.1.2
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling tinyvec v1.10.0
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling filetime v0.2.27
[INFO] [stderr]    Compiling annotate-snippets v0.9.2
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling metamath-rs v0.3.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.08s
[INFO] running `Command { std: "docker" "inspect" "7edd7ec73dfefeacb2ecf64185f2b77a50e9a8b454ae5ea12363e92856f53ada", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7edd7ec73dfefeacb2ecf64185f2b77a50e9a8b454ae5ea12363e92856f53ada", kill_on_drop: false }`
[INFO] [stdout] 7edd7ec73dfefeacb2ecf64185f2b77a50e9a8b454ae5ea12363e92856f53ada
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d3ed83720dd391dbd5dafd65839749a4e9a537ad567ad15ca19c2acbdc8590f
[INFO] running `Command { std: "docker" "start" "-a" "3d3ed83720dd391dbd5dafd65839749a4e9a537ad567ad15ca19c2acbdc8590f", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling metamath-rs v0.3.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.64s
[INFO] running `Command { std: "docker" "inspect" "3d3ed83720dd391dbd5dafd65839749a4e9a537ad567ad15ca19c2acbdc8590f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d3ed83720dd391dbd5dafd65839749a4e9a537ad567ad15ca19c2acbdc8590f", kill_on_drop: false }`
[INFO] [stdout] 3d3ed83720dd391dbd5dafd65839749a4e9a537ad567ad15ca19c2acbdc8590f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fcfea3603cbae74f3f30e587d45822de74059918a646feed6812a2de4cbbdaac
[INFO] running `Command { std: "docker" "start" "-a" "fcfea3603cbae74f3f30e587d45822de74059918a646feed6812a2de4cbbdaac", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/metamath_rs-5ed18e7ed828b516)
[INFO] [stdout] 
[INFO] [stdout] running 50 tests
[INFO] [stdout] test comment_parser_tests::test_basic ... ok
[INFO] [stdout] test comment_parser_tests::test_bib ... ok
[INFO] [stdout] test comment_parser_tests::edge_cases ... ok
[INFO] [stderr] 
[INFO] [stdout] test comment_parser_tests::test_double_underscore ... ok
[INFO] [stderr] thread 'formula_tests::test_unify' (34) panicked at src/util.rs:38:17:
[INFO] [stdout] test comment_parser_tests::test_html ... ok
[INFO] [stderr] unsafe precondition(s) violated: slice::get_unchecked_mut requires that the index is within the slice
[INFO] [stdout] test comment_parser_tests::test_italic ... ok
[INFO] [stderr] 
[INFO] [stdout] test comment_parser_tests::test_label ... ok
[INFO] [stderr] This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety.
[INFO] [stdout] test comment_parser_tests::test_math ... ok
[INFO] [stderr] stack backtrace:
[INFO] [stdout] test comment_parser_tests::test_space_around_math ... ok
[INFO] [stdout] test comment_parser_tests::test_subscript ... ok
[INFO] [stdout] test comment_parser_tests::test_para ... ok
[INFO] [stderr]    0:     0x56c7279e8ab2 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x56c7279e8ab2 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x56c7279e8ab2 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stderr]    3:     0x56c7279e8ab2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stderr]    4:     0x56c7279f9427 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]    5:     0x56c7279f9427 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stderr]    6:     0x56c7279b7886 - std::io::default_write_fmt::hdea1c6df292e9097
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x56c7279b7886 - std::io::Write::write_fmt::ha6a1d6c1ea64b2d0
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]    8:     0x56c7279c7e79 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stderr]    9:     0x56c7279c7e79 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stderr]   10:     0x56c7279c7cd9 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:319:9
[INFO] [stderr]   11:     0x56c727710b8e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stderr]   12:     0x56c727710b8e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stderr]   13:     0x56c7279c80f2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stderr]   14:     0x56c7279c80f2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stderr]   15:     0x56c7279c7f6a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stderr]   16:     0x56c7279c34e9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stderr]   17:     0x56c7279ac52d - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stderr]   18:     0x56c727a0170d - core::panicking::panic_nounwind_fmt::runtime::hdd17ae2c2a7f85df
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:122:22
[INFO] [stderr]   19:     0x56c727a0170d - core::panicking::panic_nounwind_fmt::h2987a0c8ccb716e5
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/intrinsics/mod.rs:2449:9
[INFO] [stderr]   20:     0x56c727666e94 - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked_mut::precondition_check::h3ac59af870ea0fdc
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ub_checks.rs:73:21
[INFO] [stderr]   21:     0x56c727666de9 - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked_mut::h2db06c227f4d781f
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ub_checks.rs:78:17
[INFO] [stderr]   22:     0x56c72767b558 - core::slice::<impl [T]>::get_unchecked_mut::hd369b1346592e1c4
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/slice/mod.rs:690:30
[INFO] [stderr]   23:     0x56c72763cf3a - metamath_rs::util::fast_extend::hd8a5f3f5e8c897e1
[INFO] [stderr]                                at /opt/rustwide/workdir/src/util.rs:38:17
[INFO] [stderr]   24:     0x56c7276e456d - metamath_rs::scopeck::scan_expression::h0757cb29bf3f6103
[INFO] [stderr]                                at /opt/rustwide/workdir/src/scopeck.rs:493:17
[INFO] [stderr]   25:     0x56c7276e6164 - metamath_rs::scopeck::construct_full_frame::h8ffa7498b4f0222a
[INFO] [stderr]                                at /opt/rustwide/workdir/src/scopeck.rs:598:20
[INFO] [stderr]   26:     0x56c7276e538c - metamath_rs::scopeck::scope_check_assert::h32c35b7dc5e24ac1
[INFO] [stderr]                                at /opt/rustwide/workdir/src/scopeck.rs:638:13
[INFO] [stderr]   27:     0x56c7276e59ce - metamath_rs::scopeck::scope_check_single::hd254356863ede92b
[INFO] [stderr]                                at /opt/rustwide/workdir/src/scopeck.rs:913:63
[INFO] [stderr]   28:     0x56c7276e35e6 - metamath_rs::scopeck::scope_check::{{closure}}::ha790a329b0ed37e1
[INFO] [stderr]                                at /opt/rustwide/workdir/src/scopeck.rs:999:31
[INFO] [stderr]   29:     0x56c72764a7c3 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb26e0194623adf5c
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   30:     0x56c727663c57 - std::panicking::catch_unwind::do_call::hdbe5e8bdede0345f
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stderr]   31:     0x56c72769ec9b - __rust_try
[INFO] [stderr]   32:     0x56c72769694e - std::panicking::catch_unwind::h370c227e0d026db8
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stderr]   33:     0x56c72769694e - std::panic::catch_unwind::hbe11d03ea68227f9
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stderr]   34:     0x56c7276b0458 - metamath_rs::database::Executor::exec::{{closure}}::h2374e9058316f47f
[INFO] [stderr]                                at /opt/rustwide/workdir/src/database.rs:292:27
[INFO] [stderr]   35:     0x56c727649af6 - <alloc::boxed::Box<F,A> as core::ops::function::FnMut<Args>>::call_mut::h86799edbb63714e6
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2213:9
[INFO] [stderr]   36:     0x56c7276abf45 - metamath_rs::database::queue_work::h7d08ef1276df2784
[INFO] [stderr]                                at /opt/rustwide/workdir/src/database.rs:222:9
[INFO] [stderr]   37:     0x56c7276af926 - metamath_rs::database::Executor::exec::h7ae971e7eed52595
[INFO] [stderr]                                at /opt/rustwide/workdir/src/database.rs:285:9
[INFO] [stderr]   38:     0x56c7276e3280 - metamath_rs::scopeck::scope_check::hb0b90a2503695713
[INFO] [stderr]                                at /opt/rustwide/workdir/src/scopeck.rs:989:42
[INFO] [stderr]   39:     0x56c7276adcbb - metamath_rs::database::Database::scope_pass::{{closure}}::h90b22b9c19e3ed87
[INFO] [stderr]                                at /opt/rustwide/workdir/src/database.rs:551:17
[INFO] [stderr]   40:     0x56c7276ad7fc - metamath_rs::database::time::h8f648385b95017f7
[INFO] [stderr]                                at /opt/rustwide/workdir/src/database.rs:417:15
[INFO] [stderr]   41:     0x56c7276adbcb - metamath_rs::database::Database::scope_pass::h639193f40dc8e66a
[INFO] [stderr]                                at /opt/rustwide/workdir/src/database.rs:547:13
[INFO] [stderr]   42:     0x56c7276adfae - metamath_rs::database::Database::stmt_parse_pass::h251308329f44c127
[INFO] [stderr]                                at /opt/rustwide/workdir/src/database.rs:747:18
[INFO] [stderr]   43:     0x56c7276b8135 - metamath_rs::formula_tests::test_unify::h0a7775fb3d569011
[INFO] [stderr]                                at /opt/rustwide/workdir/src/formula_tests.rs:30:25
[INFO] [stderr]   44:     0x56c7276b88b7 - metamath_rs::formula_tests::test_unify::{{closure}}::h3ffa8907d4598f9c
[INFO] [stderr]                                at /opt/rustwide/workdir/src/formula_tests.rs:28:16
[INFO] [stderr]   45:     0x56c727688626 - core::ops::function::FnOnce::call_once::h394691f4022dc96b
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   46:     0x56c7277109bb - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   47:     0x56c7277109bb - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stderr]   48:     0x56c72772434a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stderr]   49:     0x56c72772434a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   50:     0x56c72772434a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stderr]   51:     0x56c72772434a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stderr]   52:     0x56c72772434a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stderr]   53:     0x56c72772434a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stderr]   54:     0x56c72772434a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stderr]   55:     0x56c7276fe5e4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stderr]   56:     0x56c7276fe5e4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stderr]   57:     0x56c727701f12 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stderr]   58:     0x56c727701f12 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   59:     0x56c727701f12 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stderr]   60:     0x56c727701f12 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stderr]   61:     0x56c727701f12 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stderr]   62:     0x56c727701f12 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stderr]   63:     0x56c727701f12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   64:     0x56c7279beb7f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stderr]   65:     0x56c7279beb7f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stderr]   66:     0x77d4a072faa4 - <unknown>
[INFO] [stderr]   67:     0x77d4a07bca64 - clone
[INFO] [stderr]   68:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/metamath_rs-5ed18e7ed828b516` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "fcfea3603cbae74f3f30e587d45822de74059918a646feed6812a2de4cbbdaac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcfea3603cbae74f3f30e587d45822de74059918a646feed6812a2de4cbbdaac", kill_on_drop: false }`
[INFO] [stdout] fcfea3603cbae74f3f30e587d45822de74059918a646feed6812a2de4cbbdaac
