[INFO] fetching crate arkley_numerics 0.0.2...
[INFO] testing arkley_numerics-0.0.2 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate arkley_numerics 0.0.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate arkley_numerics 0.0.2 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arkley_numerics 0.0.2
[INFO] finished tweaking crates.io crate arkley_numerics 0.0.2
[INFO] tweaked toml for crates.io crate arkley_numerics 0.0.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arkley_traits v0.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d459ffb8825c53fd28e32508a687eca1086ee190e75741c804c7f582d74b01dc
[INFO] running `Command { std: "docker" "start" "-a" "d459ffb8825c53fd28e32508a687eca1086ee190e75741c804c7f582d74b01dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d459ffb8825c53fd28e32508a687eca1086ee190e75741c804c7f582d74b01dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d459ffb8825c53fd28e32508a687eca1086ee190e75741c804c7f582d74b01dc", kill_on_drop: false }`
[INFO] [stdout] d459ffb8825c53fd28e32508a687eca1086ee190e75741c804c7f582d74b01dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09f16e3278213003866ce55592bbec96b38649c4b30706e9a39156e6bbe5da5b
[INFO] running `Command { std: "docker" "start" "-a" "09f16e3278213003866ce55592bbec96b38649c4b30706e9a39156e6bbe5da5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling arkley_traits v0.0.2
[INFO] [stderr]    Compiling arkley_numerics v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "09f16e3278213003866ce55592bbec96b38649c4b30706e9a39156e6bbe5da5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09f16e3278213003866ce55592bbec96b38649c4b30706e9a39156e6bbe5da5b", kill_on_drop: false }`
[INFO] [stdout] 09f16e3278213003866ce55592bbec96b38649c4b30706e9a39156e6bbe5da5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfaeb58d4eb52b326e6e78c5ece2052cf2d8ddf17945b792de32f65f556a4c9a
[INFO] running `Command { std: "docker" "start" "-a" "dfaeb58d4eb52b326e6e78c5ece2052cf2d8ddf17945b792de32f65f556a4c9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling arkley_numerics v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "dfaeb58d4eb52b326e6e78c5ece2052cf2d8ddf17945b792de32f65f556a4c9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfaeb58d4eb52b326e6e78c5ece2052cf2d8ddf17945b792de32f65f556a4c9a", kill_on_drop: false }`
[INFO] [stdout] dfaeb58d4eb52b326e6e78c5ece2052cf2d8ddf17945b792de32f65f556a4c9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 94b48dd50cd87b5150d7d66275cb1edfc4f9f34b1d216599f65c4fb67c474023
[INFO] running `Command { std: "docker" "start" "-a" "94b48dd50cd87b5150d7d66275cb1edfc4f9f34b1d216599f65c4fb67c474023", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/arkley_numerics-ef25f6e92f981279)
[INFO] [stdout] 
[INFO] [stdout] running 53 tests
[INFO] [stdout] test fraction::tests::abs ... ok
[INFO] [stdout] test fraction::tests::addition ... ok
[INFO] [stdout] test fraction::tests::divide ... ok
[INFO] [stdout] test fraction::tests::new_fraction ... ok
[INFO] [stdout] test fraction::tests::new_unchecked ... ok
[INFO] [stdout] test fraction::tests::neg ... ok
[INFO] [stdout] test fraction::tests::partial_eq_integers_vs_fractions ... ok
[INFO] [stdout] test fraction::tests::partial_ord_integers_vs_fractions ... ok
[INFO] [stdout] test fraction::tests::subtraction ... ok
[INFO] [stdout] test fraction::tests::fraction_equality ... ok
[INFO] [stdout] test fraction::tests::try_from_i16 ... ok
[INFO] [stdout] test fraction::tests::try_from_i8 ... ok
[INFO] [stdout] test number::test::test_addition ... ok
[INFO] [stdout] test fraction::tests::try_from_negative ... ok
[INFO] [stdout] test fraction::tests::try_from_negative_fraction ... ok
[INFO] [stdout] test fraction::tests::try_from_i32 ... ok
[INFO] [stdout] test number::test::test_addition_assignment ... ok
[INFO] [stdout] test fraction::tests::try_from_i64 ... ok
[INFO] [stdout] test fraction::tests::multiplication ... ok
[INFO] [stdout] test number::test::test_division_assignment ... ok
[INFO] [stdout] test number::test::test_division ... ok
[INFO] [stdout] test number::test::test_display_decimal ... ok
[INFO] [stdout] test number::test::test_multiplication ... ok
[INFO] [stdout] test number::test::test_subtraction ... ok
[INFO] [stdout] test number::test::test_multiplication_assignment ... ok
[INFO] [stdout] test number::test::test_try_from_empty_string ... ok
[INFO] [stdout] test number::test::test_try_from_invalid_number ... ok
[INFO] [stdout] test number::test::test_try_from_valid_number ... ok
[INFO] [stdout] test number::test::test_subtraction_assignment ... ok
[INFO] [stdout] test standardform::tests::add_assign ... ok
[INFO] [stdout] test standardform::tests::add_assign_u8 ... ok
[INFO] [stdout] test standardform::tests::addition ... ok
[INFO] [stdout] test standardform::tests::addition_u8 ... ok
[INFO] [stdout] test standardform::tests::from_u8_standardform ... ok
[INFO] [stdout] test standardform::tests::multiplication ... ok
[INFO] [stdout] test standardform::tests::assignment_issue ... ok
[INFO] [stdout] test fraction::tests::new_unchecked_reduced ... ok
[INFO] [stdout] test standardform::tests::multiplication_u8 ... ok
[INFO] [stdout] test fraction::tests::try_from_invalid_input ... ok
[INFO] [stdout] test standardform::tests::division ... ok
[INFO] [stdout] test standardform::tests::test_normalize_with_small_mantissa ... ok
[INFO] [stdout] test standardform::tests::test_normalize_with_large_negative_mantissa ... ok
[INFO] [stdout] test standardform::tests::division_u8 ... ok
[INFO] [stdout] test standardform::tests::test_normalize_with_valid_range ... ok
[INFO] [stdout] test standardform::tests::test_partial_cmp_equal ... ok
[INFO] [stdout] test standardform::tests::test_partial_cmp_greater ... ok
[INFO] [stdout] test standardform::tests::test_normalize_with_invalid_range ... ok
[INFO] [stdout] test standardform::tests::test_partial_cmp_different_exponents ... ok
[INFO] [stdout] test standardform::tests::test_subtraction ... ok
[INFO] [stdout] test standardform::tests::test_partial_cmp_zero ... ok
[INFO] [stdout] test standardform::tests::test_partial_cmp_less ... ok
[INFO] [stdout] test standardform::tests::subtraction_u8 ... FAILED
[INFO] [stdout] test standardform::tests::test_partial_cmp_mixed_sign ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- standardform::tests::subtraction_u8 stdout ----
[INFO] [stdout] 210
[INFO] [stdout] thread 'standardform::tests::subtraction_u8' panicked at src/standardform.rs:427:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 2.08
[INFO] [stdout]  right: 2.18
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x556e618d62e5 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x556e618d62e5 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x556e618d62e5 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x556e618d62e5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x556e618fdf2b - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x556e618fdf2b - core::fmt::write::h8bcd80919a02be29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x556e618d3b1f - std::io::Write::write_fmt::h8d0c47c662cad79c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x556e618d60be - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x556e618d60be - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x556e618d7ae9 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stdout]   10:     0x556e618d77ae - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x556e618a7bfa - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he5eacdef44c8728f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x556e618a7bfa - test::test_main::{{closure}}::h0ec9aed229e79095
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x556e618d80eb - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcbd0d80e1ad4e4f9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x556e618d80eb - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x556e618d7e64 - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:664:13
[INFO] [stdout]   16:     0x556e618d67a9 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x556e618d7b97 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x556e61861843 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x556e61861b4e - core::panicking::assert_failed_inner::h01c8f7f0c1caba58
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:408:17
[INFO] [stdout]   20:     0x556e61869bee - core::panicking::assert_failed::h3b959cc080d35dae
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:363:5
[INFO] [stdout]   21:     0x556e61873688 - arkley_numerics::standardform::tests::subtraction_u8::h77f443637ebff480
[INFO] [stdout]                                at /opt/rustwide/workdir/src/standardform.rs:427:9
[INFO] [stdout]   22:     0x556e61873527 - arkley_numerics::standardform::tests::subtraction_u8::{{closure}}::hd8fc56eadf549931
[INFO] [stdout]                                at /opt/rustwide/workdir/src/standardform.rs:420:24
[INFO] [stdout]   23:     0x556e61863e46 - core::ops::function::FnOnce::call_once::h32ec09cf59c323bf
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x556e618ac5db - core::ops::function::FnOnce::call_once::h2e43a8f6f3d94b99
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x556e618ac5db - test::__rust_begin_short_backtrace::h214c9f2d2d3fee90
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stdout]   26:     0x556e618abce1 - test::run_test_in_process::{{closure}}::h510b7ba7990692a5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stdout]   27:     0x556e618abce1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4157186197a93871
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x556e618abce1 - std::panicking::try::do_call::h1bf2463bccd4b28c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   29:     0x556e618abce1 - std::panicking::try::hd6d4808c9fab4fa5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   30:     0x556e618abce1 - std::panic::catch_unwind::hd5641d97d123f9f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   31:     0x556e618abce1 - test::run_test_in_process::hc273b71c8b878a4c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stdout]   32:     0x556e618abce1 - test::run_test::{{closure}}::h6838df834eb8467e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stdout]   33:     0x556e618746a4 - test::run_test::{{closure}}::h608b98ecff5665fb
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stdout]   34:     0x556e618746a4 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc4182b97d1042e9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x556e618790d2 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571773fd21d674c8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   36:     0x556e618790d2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdcd384cf2fa70ba3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x556e618790d2 - std::panicking::try::do_call::h4f1a44bd81423be1
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   38:     0x556e618790d2 - std::panicking::try::h5e02afcb81dcd361
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   39:     0x556e618790d2 - std::panic::catch_unwind::h022f75775bfd8c45
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   40:     0x556e618790d2 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf5a62e9e4e6df1f8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   41:     0x556e618790d2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6d56360aeb9509a7
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x556e618dc2cb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7a343dc551c06baa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   43:     0x556e618dc2cb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h30b8111cbaa644f3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   44:     0x556e618dc2cb - std::sys::pal::unix::thread::Thread::new::thread_start::h7404e134e61e7a11
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f86872d1ac3 - <unknown>
[INFO] [stdout]   46:     0x7f8687362a04 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     standardform::tests::subtraction_u8
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 52 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "94b48dd50cd87b5150d7d66275cb1edfc4f9f34b1d216599f65c4fb67c474023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94b48dd50cd87b5150d7d66275cb1edfc4f9f34b1d216599f65c4fb67c474023", kill_on_drop: false }`
[INFO] [stdout] 94b48dd50cd87b5150d7d66275cb1edfc4f9f34b1d216599f65c4fb67c474023
[INFO] testing arkley_numerics-0.0.2 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] extracting crate arkley_numerics 0.0.2 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate arkley_numerics 0.0.2 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arkley_numerics 0.0.2
[INFO] finished tweaking crates.io crate arkley_numerics 0.0.2
[INFO] tweaked toml for crates.io crate arkley_numerics 0.0.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9627f8fc1a921714afffbafa1cc35a699ef6a32e3b00a461214a307e45c1a780
[INFO] running `Command { std: "docker" "start" "-a" "9627f8fc1a921714afffbafa1cc35a699ef6a32e3b00a461214a307e45c1a780", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9627f8fc1a921714afffbafa1cc35a699ef6a32e3b00a461214a307e45c1a780", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9627f8fc1a921714afffbafa1cc35a699ef6a32e3b00a461214a307e45c1a780", kill_on_drop: false }`
[INFO] [stdout] 9627f8fc1a921714afffbafa1cc35a699ef6a32e3b00a461214a307e45c1a780
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 759625ef5ab5852e7e66ec7c5ad2ee09de428df8fd2c94b0bf7d2f0f88908b0f
[INFO] running `Command { std: "docker" "start" "-a" "759625ef5ab5852e7e66ec7c5ad2ee09de428df8fd2c94b0bf7d2f0f88908b0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling arkley_traits v0.0.2
[INFO] [stderr]    Compiling arkley_numerics v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "759625ef5ab5852e7e66ec7c5ad2ee09de428df8fd2c94b0bf7d2f0f88908b0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "759625ef5ab5852e7e66ec7c5ad2ee09de428df8fd2c94b0bf7d2f0f88908b0f", kill_on_drop: false }`
[INFO] [stdout] 759625ef5ab5852e7e66ec7c5ad2ee09de428df8fd2c94b0bf7d2f0f88908b0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68cc1e2ff730461f5cff12001bc7e30ec091eae0d644c02fbe76cb2989e13fc7
[INFO] running `Command { std: "docker" "start" "-a" "68cc1e2ff730461f5cff12001bc7e30ec091eae0d644c02fbe76cb2989e13fc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling arkley_numerics v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "68cc1e2ff730461f5cff12001bc7e30ec091eae0d644c02fbe76cb2989e13fc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68cc1e2ff730461f5cff12001bc7e30ec091eae0d644c02fbe76cb2989e13fc7", kill_on_drop: false }`
[INFO] [stdout] 68cc1e2ff730461f5cff12001bc7e30ec091eae0d644c02fbe76cb2989e13fc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3f4f30f3f18d9c82481c13910eae8039c45b628cbec8bde5ce13cbb2db344c62
[INFO] running `Command { std: "docker" "start" "-a" "3f4f30f3f18d9c82481c13910eae8039c45b628cbec8bde5ce13cbb2db344c62", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/arkley_numerics-ef25f6e92f981279)
[INFO] [stdout] 
[INFO] [stdout] running 53 tests
[INFO] [stdout] test fraction::tests::addition ... ok
[INFO] [stdout] test fraction::tests::abs ... ok
[INFO] [stdout] test fraction::tests::new_fraction ... ok
[INFO] [stdout] test fraction::tests::new_unchecked ... ok
[INFO] [stdout] test fraction::tests::partial_eq_integers_vs_fractions ... ok
[INFO] [stdout] test fraction::tests::neg ... ok
[INFO] [stdout] test fraction::tests::fraction_equality ... ok
[INFO] [stdout] test fraction::tests::divide ... ok
[INFO] [stdout] test fraction::tests::partial_ord_integers_vs_fractions ... ok
[INFO] [stdout] test fraction::tests::subtraction ... ok
[INFO] [stdout] test fraction::tests::try_from_i16 ... ok
[INFO] [stdout] test fraction::tests::try_from_i32 ... ok
[INFO] [stdout] test fraction::tests::try_from_i64 ... ok
[INFO] [stdout] test fraction::tests::try_from_i8 ... ok
[INFO] [stdout] test fraction::tests::new_unchecked_reduced ... ok
[INFO] [stdout] test fraction::tests::try_from_invalid_input ... ok
[INFO] [stdout] test fraction::tests::try_from_negative ... ok
[INFO] [stdout] test fraction::tests::try_from_negative_fraction ... ok
[INFO] [stdout] test number::test::test_addition ... ok
[INFO] [stdout] test number::test::test_display_decimal ... ok
[INFO] [stdout] test number::test::test_division ... ok
[INFO] [stdout] test number::test::test_division_assignment ... ok
[INFO] [stdout] test number::test::test_subtraction ... ok
[INFO] [stdout] test number::test::test_subtraction_assignment ... ok
[INFO] [stdout] test number::test::test_try_from_empty_string ... ok
[INFO] [stdout] test number::test::test_try_from_invalid_number ... ok
[INFO] [stdout] test number::test::test_try_from_valid_number ... ok
[INFO] [stdout] test standardform::tests::add_assign ... ok
[INFO] [stdout] test standardform::tests::add_assign_u8 ... ok
[INFO] [stdout] test number::test::test_multiplication ... ok
[INFO] [stdout] test fraction::tests::multiplication ... ok
[INFO] [stdout] test number::test::test_multiplication_assignment ... ok
[INFO] [stdout] test standardform::tests::addition ... ok
[INFO] [stdout] test standardform::tests::addition_u8 ... ok
[INFO] [stdout] test standardform::tests::assignment_issue ... ok
[INFO] [stdout] test standardform::tests::division ... ok
[INFO] [stdout] test standardform::tests::division_u8 ... ok
[INFO] [stdout] test standardform::tests::from_u8_standardform ... ok
[INFO] [stdout] test standardform::tests::multiplication ... ok
[INFO] [stdout] test standardform::tests::multiplication_u8 ... ok
[INFO] [stdout] test number::test::test_addition_assignment ... ok
[INFO] [stdout] test standardform::tests::test_normalize_with_large_negative_mantissa ... ok
[INFO] [stdout] test standardform::tests::test_normalize_with_invalid_range ... ok
[INFO] [stdout] test standardform::tests::test_normalize_with_small_mantissa ... ok
[INFO] [stdout] test standardform::tests::test_normalize_with_valid_range ... ok
[INFO] [stdout] test standardform::tests::test_partial_cmp_different_exponents ... ok
[INFO] [stdout] test standardform::tests::test_partial_cmp_greater ... ok
[INFO] [stdout] test standardform::tests::test_partial_cmp_less ... ok
[INFO] [stdout] test standardform::tests::test_partial_cmp_equal ... ok
[INFO] [stdout] test standardform::tests::subtraction_u8 ... FAILED
[INFO] [stdout] test standardform::tests::test_partial_cmp_mixed_sign ... ok
[INFO] [stdout] test standardform::tests::test_subtraction ... ok
[INFO] [stdout] test standardform::tests::test_partial_cmp_zero ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- standardform::tests::subtraction_u8 stdout ----
[INFO] [stdout] 210
[INFO] [stdout] thread 'standardform::tests::subtraction_u8' panicked at src/standardform.rs:427:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 2.08
[INFO] [stdout]  right: 2.18
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55ebec470385 - std::backtrace_rs::backtrace::libunwind::trace::he49dc9a9e3164223
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x55ebec470385 - std::backtrace_rs::backtrace::trace_unsynchronized::h3a3e77c68030aa6b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55ebec470385 - std::sys_common::backtrace::_print_fmt::h9479ad2f99afd5d4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55ebec470385 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hfb01aa1fa3fb1821
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55ebec497f6b - core::fmt::rt::Argument::fmt::h125e56152abbc1c3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x55ebec497f6b - core::fmt::write::hb0ab4ff05ccfe741
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x55ebec46dc6f - std::io::Write::write_fmt::hea6336dbf2fa00b8
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x55ebec47015e - std::sys_common::backtrace::_print::h79ca548f3a2adf4b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55ebec47015e - std::sys_common::backtrace::print::h9aebf997b2fea2d3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55ebec471ac9 - std::panicking::default_hook::{{closure}}::h68a0954af2694526
[INFO] [stdout]   10:     0x55ebec47181c - std::panicking::default_hook::h5be50cc6849ffb00
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x55ebec441ccf - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd874405dcbd1d3ed
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x55ebec441ccf - test::test_main::{{closure}}::h4f26a9df34a84b94
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x55ebec4720cb - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h00e96d9c62aa9a12
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x55ebec4720cb - std::panicking::rust_panic_with_hook::h3c0df6036729334c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x55ebec471e44 - std::panicking::begin_panic_handler::{{closure}}::ha3a21e93c4cfd807
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:664:13
[INFO] [stdout]   16:     0x55ebec470849 - std::sys_common::backtrace::__rust_end_short_backtrace::h19508a8f8ae71dc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55ebec471b77 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x55ebec3fb823 - core::panicking::panic_fmt::h2ba8af99174d83ea
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55ebec3fbb2e - core::panicking::assert_failed_inner::h5c44db15a6ee70ee
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:408:17
[INFO] [stdout]   20:     0x55ebec3ffb2e - core::panicking::assert_failed::hf0edb2f70988dadb
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:363:5
[INFO] [stdout]   21:     0x55ebec40d668 - arkley_numerics::standardform::tests::subtraction_u8::h0a7d4b7608b3aa5a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/standardform.rs:427:9
[INFO] [stdout]   22:     0x55ebec40d507 - arkley_numerics::standardform::tests::subtraction_u8::{{closure}}::h6822e76ad6137e82
[INFO] [stdout]                                at /opt/rustwide/workdir/src/standardform.rs:420:24
[INFO] [stdout]   23:     0x55ebec3fd7b6 - core::ops::function::FnOnce::call_once::h1703aceca8c45c8f
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x55ebec4465eb - core::ops::function::FnOnce::call_once::h18c6bf92212b87a4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55ebec4465eb - test::__rust_begin_short_backtrace::hdcf0edcfa9080086
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:625:18
[INFO] [stdout]   26:     0x55ebec445cb1 - test::run_test_in_process::{{closure}}::heac2c4eb375d2d10
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:60
[INFO] [stdout]   27:     0x55ebec445cb1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0289bafc8a1cc004
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x55ebec445cb1 - std::panicking::try::do_call::h5e158f1ad8a5f983
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   29:     0x55ebec445cb1 - std::panicking::try::hea3411d60321c4de
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   30:     0x55ebec445cb1 - std::panic::catch_unwind::hafb7bb18bc47bbc7
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   31:     0x55ebec445cb1 - test::run_test_in_process::h74dd138dc7762d99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:27
[INFO] [stdout]   32:     0x55ebec445cb1 - test::run_test::{{closure}}::h6b390822e63606cf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:569:43
[INFO] [stdout]   33:     0x55ebec40e684 - test::run_test::{{closure}}::h6e11dba8131d354b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:599:41
[INFO] [stdout]   34:     0x55ebec40e684 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha71b3541b59bdbbb
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x55ebec413152 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hef92127c5ef9e53c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   36:     0x55ebec413152 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h859c109f9d11c92b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x55ebec413152 - std::panicking::try::do_call::hbf534c458cd858f0
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   38:     0x55ebec413152 - std::panicking::try::h65c18365a7b9ad90
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   39:     0x55ebec413152 - std::panic::catch_unwind::h21b25d4c69478c39
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   40:     0x55ebec413152 - std::thread::Builder::spawn_unchecked_::{{closure}}::h23335f620275a9bf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   41:     0x55ebec413152 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb491dc55513e9b7c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x55ebec47629b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h41b39260afcffdc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   43:     0x55ebec47629b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6694c8dc6dd010c4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   44:     0x55ebec47629b - std::sys::pal::unix::thread::Thread::new::thread_start::hf16038e1c8e19c99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7fb48c9f5ac3 - <unknown>
[INFO] [stdout]   46:     0x7fb48ca86a04 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     standardform::tests::subtraction_u8
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 52 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "3f4f30f3f18d9c82481c13910eae8039c45b628cbec8bde5ce13cbb2db344c62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f4f30f3f18d9c82481c13910eae8039c45b628cbec8bde5ce13cbb2db344c62", kill_on_drop: false }`
[INFO] [stdout] 3f4f30f3f18d9c82481c13910eae8039c45b628cbec8bde5ce13cbb2db344c62
