[INFO] fetching crate kaiser 0.1.3...
[INFO] testing kaiser-0.1.3 against master#d7bd9cd469ff6871420007f091ef52fc32d2ca99 for pr-121417
[INFO] extracting crate kaiser 0.1.3 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate kaiser 0.1.3 on toolchain d7bd9cd469ff6871420007f091ef52fc32d2ca99
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kaiser 0.1.3
[INFO] finished tweaking crates.io crate kaiser 0.1.3
[INFO] tweaked toml for crates.io crate kaiser 0.1.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ucd-util v0.1.10
[INFO] [stderr]   Downloaded thread_local v0.3.6
[INFO] [stderr]   Downloaded scan_fmt v0.1.3
[INFO] [stderr]   Downloaded utf8-ranges v1.0.5
[INFO] [stderr]   Downloaded regex v0.2.11
[INFO] [stderr]   Downloaded regex-syntax v0.5.6
[INFO] [stderr]   Downloaded simple-error v0.1.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7cd1e20eaa837bb453bd09af1a0890203a874dfd20c885b9f6dec7da8d68b82
[INFO] running `Command { std: "docker" "start" "-a" "a7cd1e20eaa837bb453bd09af1a0890203a874dfd20c885b9f6dec7da8d68b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7cd1e20eaa837bb453bd09af1a0890203a874dfd20c885b9f6dec7da8d68b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7cd1e20eaa837bb453bd09af1a0890203a874dfd20c885b9f6dec7da8d68b82", kill_on_drop: false }`
[INFO] [stdout] a7cd1e20eaa837bb453bd09af1a0890203a874dfd20c885b9f6dec7da8d68b82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c5e7a443a6c4445538bca563b1ef677e9d925484f35c819bbaf1241096c46e3
[INFO] running `Command { std: "docker" "start" "-a" "4c5e7a443a6c4445538bca563b1ef677e9d925484f35c819bbaf1241096c46e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling ucd-util v0.1.10
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling utf8-ranges v1.0.5
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling simple-error v0.1.12
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling scan_fmt v0.1.3
[INFO] [stderr]    Compiling kaiser v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `Command { std: "docker" "inspect" "4c5e7a443a6c4445538bca563b1ef677e9d925484f35c819bbaf1241096c46e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c5e7a443a6c4445538bca563b1ef677e9d925484f35c819bbaf1241096c46e3", kill_on_drop: false }`
[INFO] [stdout] 4c5e7a443a6c4445538bca563b1ef677e9d925484f35c819bbaf1241096c46e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84dcc6909635a4f9f4f44241214f4b4d124ea7c66880c3f07a73e6b5033b56ca
[INFO] running `Command { std: "docker" "start" "-a" "84dcc6909635a4f9f4f44241214f4b4d124ea7c66880c3f07a73e6b5033b56ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling kaiser v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "84dcc6909635a4f9f4f44241214f4b4d124ea7c66880c3f07a73e6b5033b56ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84dcc6909635a4f9f4f44241214f4b4d124ea7c66880c3f07a73e6b5033b56ca", kill_on_drop: false }`
[INFO] [stdout] 84dcc6909635a4f9f4f44241214f4b4d124ea7c66880c3f07a73e6b5033b56ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 282e49d2b6497b0287e4bffcecbfbf97a07832fccc7327dda96a8f6bdd831421
[INFO] running `Command { std: "docker" "start" "-a" "282e49d2b6497b0287e4bffcecbfbf97a07832fccc7327dda96a8f6bdd831421", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kaiser-f772a6f3fb67b8a2)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test buffer::tests::test_display ... ok
[INFO] [stdout] test char::tests::test_ops ... ok
[INFO] [stderr] thread 'score::tests::test_scores' panicked at library/core/src/panicking.rs:155:5:
[INFO] [stdout] test char::tests::test_upper_lower ... ok
[INFO] [stderr] unsafe precondition(s) violated: slice::from_raw_parts requires the pointer to be aligned and non-null, and the total size of the slice not to exceed `isize::MAX`
[INFO] [stdout] test ciphers::affine::tests::test_encrypt_decrypt ... ok
[INFO] [stderr] stack backtrace:
[INFO] [stdout] test char::tests::test_conversions ... ok
[INFO] [stdout] test ciphers::caesar::tests::test_encrypt_decrypt ... ok
[INFO] [stdout] test ciphers::vigenere::tests::test_encrypt_decrypt ... ok
[INFO] [stdout] test ciphers::transposition::tests::test_encrypt_decrypt ... ok
[INFO] [stdout] test stats::tests::test_freqs ... ok
[INFO] [stdout] test stats::tests::test_heuristics ... ok
[INFO] [stderr]    0:     0x5583e7c3d326 - std::backtrace_rs::backtrace::libunwind::trace::hf12510db56099dfb
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]    1:     0x5583e7c3d326 - std::backtrace_rs::backtrace::trace_unsynchronized::h94bf70956aef5b0b
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x5583e7c3d326 - std::sys_common::backtrace::_print_fmt::ha7d7986858ac8c0a
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]    3:     0x5583e7c3d326 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h372c1ec7a663a1ab
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]    4:     0x5583e7c6500c - core::fmt::rt::Argument::fmt::hecbea7268359d058
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]    5:     0x5583e7c6500c - core::fmt::write::h4912438cc1e3f359
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]    6:     0x5583e7c3ab4f - std::io::Write::write_fmt::ha3e0d673ca464fb5
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/io/mod.rs:1846:15
[INFO] [stderr]    7:     0x5583e7c3d0d4 - std::sys_common::backtrace::_print::h37e973c7e1a1b050
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]    8:     0x5583e7c3d0d4 - std::sys_common::backtrace::print::h07b06dbedbb17b31
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]    9:     0x5583e7c3edcb - std::panicking::default_hook::{{closure}}::he72022d4e9537bcf
[INFO] [stderr]   10:     0x5583e7c3eb19 - std::panicking::default_hook::h04cdc89992c8479b
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/panicking.rs:292:9
[INFO] [stderr]   11:     0x5583e7c0d127 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h815f3e5bf035c1a1
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/alloc/src/boxed.rs:2030:9
[INFO] [stderr]   12:     0x5583e7c0d127 - test::test_main::{{closure}}::hc6d17bd58ba26ad4
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/test/src/lib.rs:137:21
[INFO] [stderr]   13:     0x5583e7c3f400 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hec33fe851e726d9b
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/alloc/src/boxed.rs:2030:9
[INFO] [stderr]   14:     0x5583e7c3f400 - std::panicking::rust_panic_with_hook::hf07491bf03f90571
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/panicking.rs:786:13
[INFO] [stderr]   15:     0x5583e7c3f109 - std::panicking::begin_panic_handler::{{closure}}::h92e879536c12f298
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/panicking.rs:652:13
[INFO] [stderr]   16:     0x5583e7c3d806 - std::sys_common::backtrace::__rust_end_short_backtrace::h3800ba1351aa8eea
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]   17:     0x5583e7c3ee74 - rust_begin_unwind
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/panicking.rs:648:5
[INFO] [stderr]   18:     0x5583e7bb38da - core::panicking::panic_nounwind_fmt::runtime::h54a9470e5dcdba87
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/core/src/panicking.rs:110:18
[INFO] [stderr]   19:     0x5583e7bb38da - core::panicking::panic_nounwind_fmt::hcec6c792e5700f19
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/core/src/panicking.rs:122:9
[INFO] [stderr]   20:     0x5583e7bb3989 - core::panicking::panic_nounwind::hfc25b4f64fd7ae70
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/core/src/panicking.rs:155:5
[INFO] [stderr]   21:     0x5583e7c6aaba - core::slice::raw::from_raw_parts::precondition_check::h0008e01114a8e18c
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/core/src/intrinsics.rs:2713:21
[INFO] [stderr]   22:     0x5583e7bd30ef - core::slice::raw::from_raw_parts::h193c8598d1795a9d
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/core/src/slice/raw.rs:98:9
[INFO] [stderr]   23:     0x5583e7bd58c0 - <kaiser::stats::QUADGRAMS as core::ops::deref::Deref>::deref::__static_ref_initialize::hbeae48e659d8003f
[INFO] [stderr]                                at /opt/rustwide/workdir/src/stats.rs:9:18
[INFO] [stderr]   24:     0x5583e7bd58c0 - core::ops::function::FnOnce::call_once::h00c060436a41c578
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   25:     0x5583e7bce50b - lazy_static::lazy::Lazy<T>::get::{{closure}}::h7545e4231bc6fae2
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/lazy_static-1.4.0/src/inline_lazy.rs:31:29
[INFO] [stderr]   26:     0x5583e7bd2298 - std::sync::once::Once::call_once::{{closure}}::h9870ce576b1f8f00
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/sync/once.rs:149:41
[INFO] [stderr]   27:     0x5583e7bc646d - std::sys_common::once::futex::Once::call::h6862bf972b16999b
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/sys_common/once/futex.rs:124:21
[INFO] [stderr]   28:     0x5583e7bd21f7 - std::sync::once::Once::call_once::h34fe71cfd0e908a6
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/sync/once.rs:149:9
[INFO] [stderr]   29:     0x5583e7bcdde9 - lazy_static::lazy::Lazy<T>::get::hae46bec8cdf2f431
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/lazy_static-1.4.0/src/inline_lazy.rs:30:9
[INFO] [stderr]   30:     0x5583e7bcdde9 - <kaiser::stats::QUADGRAMS as core::ops::deref::Deref>::deref::__stability::hfac752ed99faf46b
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/lazy_static-1.4.0/src/lib.rs:142:21
[INFO] [stderr]   31:     0x5583e7bcdde9 - <kaiser::stats::QUADGRAMS as core::ops::deref::Deref>::deref::h24fb114ecd59ee07
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/lazy_static-1.4.0/src/lib.rs:144:17
[INFO] [stderr]   32:     0x5583e7bcdadf - kaiser::stats::quadgram_score::hc6affa1656653f8b
[INFO] [stderr]                                at /opt/rustwide/workdir/src/stats.rs:67:18
[INFO] [stderr]   33:     0x5583e7bd1043 - kaiser::score::score::hbd1245f6d382b7a6
[INFO] [stderr]                                at /opt/rustwide/workdir/src/score.rs:24:41
[INFO] [stderr]   34:     0x5583e7bd394d - kaiser::buffer::Buffer::score::hac2eda64d082c5b1
[INFO] [stderr]                                at /opt/rustwide/workdir/src/buffer.rs:137:9
[INFO] [stderr]   35:     0x5583e7bd1904 - kaiser::score::tests::test_scores::hccc150ce4c8aa929
[INFO] [stderr]                                at /opt/rustwide/workdir/src/score.rs:78:17
[INFO] [stderr]   36:     0x5583e7bd15b7 - kaiser::score::tests::test_scores::{{closure}}::h6c1b39c6e1a29fce
[INFO] [stderr]                                at /opt/rustwide/workdir/src/score.rs:33:21
[INFO] [stderr]   37:     0x5583e7bd59f6 - core::ops::function::FnOnce::call_once::h4c1f48998a7fb047
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   38:     0x5583e7c128cf - core::ops::function::FnOnce::call_once::h2088a64ea35e9f55
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   39:     0x5583e7c128cf - test::__rust_begin_short_backtrace::h3e3262ca517e0f6a
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/test/src/lib.rs:620:18
[INFO] [stderr]   40:     0x5583e7c114a0 - test::run_test_in_process::{{closure}}::h6b4258191636288b
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/test/src/lib.rs:643:60
[INFO] [stderr]   41:     0x5583e7c114a0 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h017d06cfb8bed9ea
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   42:     0x5583e7c114a0 - std::panicking::try::do_call::hd5a0dc4bb374d709
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/panicking.rs:555:40
[INFO] [stderr]   43:     0x5583e7c114a0 - std::panicking::try::h3168a4ce5bf4579d
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/panicking.rs:519:19
[INFO] [stderr]   44:     0x5583e7c114a0 - std::panic::catch_unwind::hb64c62facfdc3e4a
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/panic.rs:142:14
[INFO] [stderr]   45:     0x5583e7c114a0 - test::run_test_in_process::h127b8bcabd50528a
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/test/src/lib.rs:643:27
[INFO] [stderr]   46:     0x5583e7c114a0 - test::run_test::{{closure}}::h0fdd7a3e6b40f361
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/test/src/lib.rs:566:43
[INFO] [stderr]   47:     0x5583e7bd9833 - test::run_test::{{closure}}::h48b321fe4dddd4b5
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/test/src/lib.rs:594:41
[INFO] [stderr]   48:     0x5583e7bd9833 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc21ce17eb804db15
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stderr]   49:     0x5583e7bde55f - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h09231cb1ff02341f
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/thread/mod.rs:528:17
[INFO] [stderr]   50:     0x5583e7bde55f - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h39609956c133d940
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   51:     0x5583e7bde55f - std::panicking::try::do_call::hc39de059392fc838
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/panicking.rs:555:40
[INFO] [stderr]   52:     0x5583e7bde55f - std::panicking::try::h8e296b7f146034ae
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/panicking.rs:519:19
[INFO] [stderr]   53:     0x5583e7bde55f - std::panic::catch_unwind::hbd1bff6c3e457dcd
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/panic.rs:142:14
[INFO] [stderr]   54:     0x5583e7bde55f - std::thread::Builder::spawn_unchecked_::{{closure}}::h879be7a53fe7d1d6
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/thread/mod.rs:527:30
[INFO] [stderr]   55:     0x5583e7bde55f - core::ops::function::FnOnce::call_once{{vtable.shim}}::h0fa08594624076ec
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   56:     0x5583e7c43665 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hce6bcef84364f9de
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/alloc/src/boxed.rs:2016:9
[INFO] [stderr]   57:     0x5583e7c43665 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5656bb08f6ae0836
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/alloc/src/boxed.rs:2016:9
[INFO] [stderr]   58:     0x5583e7c43665 - std::sys::pal::unix::thread::Thread::new::thread_start::h42aad656803ef398
[INFO] [stderr]                                at /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stderr]   59:     0x7fbe67b68ac3 - <unknown>
[INFO] [stderr]   60:     0x7fbe67bf9bf4 - __clone
[INFO] [stderr]   61:                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/kaiser-f772a6f3fb67b8a2` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "282e49d2b6497b0287e4bffcecbfbf97a07832fccc7327dda96a8f6bdd831421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "282e49d2b6497b0287e4bffcecbfbf97a07832fccc7327dda96a8f6bdd831421", kill_on_drop: false }`
[INFO] [stdout] 282e49d2b6497b0287e4bffcecbfbf97a07832fccc7327dda96a8f6bdd831421
[INFO] testing kaiser-0.1.3 against try#393ef12c970fbc7f294cd96c35cb76f9591bc1d6 for pr-121417
[INFO] extracting crate kaiser 0.1.3 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate kaiser 0.1.3 on toolchain 393ef12c970fbc7f294cd96c35cb76f9591bc1d6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kaiser 0.1.3
[INFO] finished tweaking crates.io crate kaiser 0.1.3
[INFO] tweaked toml for crates.io crate kaiser 0.1.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc0c90ee0edc27c9b26a9b04e7d6a103b640ea50fe83d4b5baa21ca56c356cd5
[INFO] running `Command { std: "docker" "start" "-a" "dc0c90ee0edc27c9b26a9b04e7d6a103b640ea50fe83d4b5baa21ca56c356cd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc0c90ee0edc27c9b26a9b04e7d6a103b640ea50fe83d4b5baa21ca56c356cd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc0c90ee0edc27c9b26a9b04e7d6a103b640ea50fe83d4b5baa21ca56c356cd5", kill_on_drop: false }`
[INFO] [stdout] dc0c90ee0edc27c9b26a9b04e7d6a103b640ea50fe83d4b5baa21ca56c356cd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed8bb9750def3e3c8d8531c03e0c911b00535b80d3baee0f8aa78ef16eea0c89
[INFO] running `Command { std: "docker" "start" "-a" "ed8bb9750def3e3c8d8531c03e0c911b00535b80d3baee0f8aa78ef16eea0c89", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling ucd-util v0.1.10
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling utf8-ranges v1.0.5
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling simple-error v0.1.12
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling scan_fmt v0.1.3
[INFO] [stderr]    Compiling kaiser v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.89s
[INFO] running `Command { std: "docker" "inspect" "ed8bb9750def3e3c8d8531c03e0c911b00535b80d3baee0f8aa78ef16eea0c89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed8bb9750def3e3c8d8531c03e0c911b00535b80d3baee0f8aa78ef16eea0c89", kill_on_drop: false }`
[INFO] [stdout] ed8bb9750def3e3c8d8531c03e0c911b00535b80d3baee0f8aa78ef16eea0c89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 085d15f68a13dc6ecd80f6612a924b7805941d700b6284efe2dfcefb6ab14de1
[INFO] running `Command { std: "docker" "start" "-a" "085d15f68a13dc6ecd80f6612a924b7805941d700b6284efe2dfcefb6ab14de1", kill_on_drop: false }`
[INFO] [stderr]    Compiling kaiser v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "085d15f68a13dc6ecd80f6612a924b7805941d700b6284efe2dfcefb6ab14de1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "085d15f68a13dc6ecd80f6612a924b7805941d700b6284efe2dfcefb6ab14de1", kill_on_drop: false }`
[INFO] [stdout] 085d15f68a13dc6ecd80f6612a924b7805941d700b6284efe2dfcefb6ab14de1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 915af0d820f413e9fbd2982708dec75a590af31886b3e51f842b271017e09d1f
[INFO] running `Command { std: "docker" "start" "-a" "915af0d820f413e9fbd2982708dec75a590af31886b3e51f842b271017e09d1f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kaiser-f772a6f3fb67b8a2)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test char::tests::test_ops ... ok
[INFO] [stdout] test char::tests::test_conversions ... ok
[INFO] [stdout] test char::tests::test_upper_lower ... ok
[INFO] [stdout] test buffer::tests::test_display ... ok
[INFO] [stdout] test ciphers::affine::tests::test_encrypt_decrypt ... ok
[INFO] [stdout] test ciphers::caesar::tests::test_encrypt_decrypt ... ok
[INFO] [stdout] test ciphers::transposition::tests::test_encrypt_decrypt ... ok
[INFO] [stdout] test ciphers::vigenere::tests::test_encrypt_decrypt ... ok
[INFO] [stdout] test stats::tests::test_freqs ... ok
[INFO] [stdout] test stats::tests::test_heuristics ... ok
[INFO] [stdout] test score::tests::test_scores ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/kaiser-3e32018a6fbe7823)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kaiser
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "915af0d820f413e9fbd2982708dec75a590af31886b3e51f842b271017e09d1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "915af0d820f413e9fbd2982708dec75a590af31886b3e51f842b271017e09d1f", kill_on_drop: false }`
[INFO] [stdout] 915af0d820f413e9fbd2982708dec75a590af31886b3e51f842b271017e09d1f