[INFO] fetching crate rust-music-theory 0.2.0...
[INFO] testing rust-music-theory-0.2.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate rust-music-theory 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate rust-music-theory 0.2.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-music-theory 0.2.0
[INFO] finished tweaking crates.io crate rust-music-theory 0.2.0
[INFO] tweaked toml for crates.io crate rust-music-theory 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate rust-music-theory 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strum v0.17.1
[INFO] [stderr]   Downloaded strum_macros v0.17.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43e4ee20a3da7107cc7a602daf7f32ee7201449cbdfdb15280bd449bf36a177d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "43e4ee20a3da7107cc7a602daf7f32ee7201449cbdfdb15280bd449bf36a177d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43e4ee20a3da7107cc7a602daf7f32ee7201449cbdfdb15280bd449bf36a177d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43e4ee20a3da7107cc7a602daf7f32ee7201449cbdfdb15280bd449bf36a177d", kill_on_drop: false }`
[INFO] [stdout] 43e4ee20a3da7107cc7a602daf7f32ee7201449cbdfdb15280bd449bf36a177d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de574b30a1cbbe8a80f2ff601b93933099c171cd3d03bd59c09355152f5dae36
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "de574b30a1cbbe8a80f2ff601b93933099c171cd3d03bd59c09355152f5dae36", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling strum v0.17.1
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling strum_macros v0.17.1
[INFO] [stderr]    Compiling rust-music-theory v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.69s
[INFO] running `Command { std: "docker" "inspect" "de574b30a1cbbe8a80f2ff601b93933099c171cd3d03bd59c09355152f5dae36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de574b30a1cbbe8a80f2ff601b93933099c171cd3d03bd59c09355152f5dae36", kill_on_drop: false }`
[INFO] [stdout] de574b30a1cbbe8a80f2ff601b93933099c171cd3d03bd59c09355152f5dae36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26c6f6db73b43f6033156105c8a47d869c54d01115105f69a11d3d91c499c98c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "26c6f6db73b43f6033156105c8a47d869c54d01115105f69a11d3d91c499c98c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-music-theory v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.29s
[INFO] running `Command { std: "docker" "inspect" "26c6f6db73b43f6033156105c8a47d869c54d01115105f69a11d3d91c499c98c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26c6f6db73b43f6033156105c8a47d869c54d01115105f69a11d3d91c499c98c", kill_on_drop: false }`
[INFO] [stdout] 26c6f6db73b43f6033156105c8a47d869c54d01115105f69a11d3d91c499c98c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 259ee9e43100aa9f6856f8c12a7a10abbe437765a6335c8a45212650f564c2b2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "259ee9e43100aa9f6856f8c12a7a10abbe437765a6335c8a45212650f564c2b2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_music_theory-a01187e703986053
[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]      Running /opt/rustwide/target/debug/deps/rustmt-72753e7cdf3ff24f
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-d0db43de73471663
[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] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test chord::test_chord::chord_tests::test_all_chords_in_c ... ok
[INFO] [stdout] test interval::test_interval::test_interval::test_second_note_down_from ... ok
[INFO] [stdout] test interval::test_interval::test_interval::test_octave_jump ... ok
[INFO] [stdout] test interval::test_interval::test_interval::test_invert_unison ... ok
[INFO] [stdout] test interval::test_interval::test_interval::test_invert ... ok
[INFO] [stdout] test interval::test_interval::test_interval::test_second_note_from ... ok
[INFO] [stdout] test note::test_pitch_class::test_note::test_pitch_class_from_str ... ok
[INFO] [stdout] test note::test_pitch_class::test_note::test_pitch_class_into_u8 ... ok
[INFO] [stdout] test scale::test_scale::scale_tests::test_all_scales_in_c ... ok
[INFO] [stdout] test interval::test_interval::test_interval::test_octave_jump_down ... ok
[INFO] [stdout] test scale::test_scale::scale_tests::test_octave_increment ... ok
[INFO] [stdout] test chord::test_number::chord_number_tests::test_number_triad ... ok
[INFO] [stdout] test chord::test_quality::chord_number_tests::test_number_seventh ... ok
[INFO] [stdout] test chord::test_quality::chord_number_tests::test_number_triad ... ok
[INFO] [stdout] test chord::test_number::chord_number_tests::test_number_seventh ... ok
[INFO] [stdout] test chord::test_regex::chord_regex_tests::test_half_diminished ... ok
[INFO] [stdout] test chord::test_regex::chord_regex_tests::test_diminished ... ok
[INFO] [stdout] test chord::test_regex::chord_regex_tests::test_dominant ... ok
[INFO] [stdout] test chord::test_regex::chord_regex_tests::test_suspended ... ok
[INFO] [stdout] test chord::test_regex::chord_regex_tests::test_major ... ok
[INFO] [stdout] test chord::test_regex::chord_regex_tests::test_augmented ... ok
[INFO] [stdout] test chord::test_regex::chord_regex_tests::test_minor ... ok
[INFO] [stderr]    Doc-tests rust-music-theory
[INFO] [stdout] test scale::test_regex::chord_regex_tests::test_all_scales ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "259ee9e43100aa9f6856f8c12a7a10abbe437765a6335c8a45212650f564c2b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "259ee9e43100aa9f6856f8c12a7a10abbe437765a6335c8a45212650f564c2b2", kill_on_drop: false }`
[INFO] [stdout] 259ee9e43100aa9f6856f8c12a7a10abbe437765a6335c8a45212650f564c2b2