[INFO] fetching crate music-timer 0.1.6...
[INFO] testing music-timer-0.1.6 against 1.55.0 for beta-1.56-1
[INFO] extracting crate music-timer 0.1.6 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate music-timer 0.1.6 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate music-timer 0.1.6
[INFO] finished tweaking crates.io crate music-timer 0.1.6
[INFO] tweaked toml for crates.io crate music-timer 0.1.6 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate music-timer 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01a4579b3451b64d5116de854de2cad1a761fc409df8c75b66947a58cbe71199
[INFO] running `Command { std: "docker" "start" "-a" "01a4579b3451b64d5116de854de2cad1a761fc409df8c75b66947a58cbe71199", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01a4579b3451b64d5116de854de2cad1a761fc409df8c75b66947a58cbe71199", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01a4579b3451b64d5116de854de2cad1a761fc409df8c75b66947a58cbe71199", kill_on_drop: false }`
[INFO] [stdout] 01a4579b3451b64d5116de854de2cad1a761fc409df8c75b66947a58cbe71199
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a176808f3f992efd6ae231b6c57c9fa23f3f146f69da168cb041d1ba76db81e2
[INFO] running `Command { std: "docker" "start" "-a" "a176808f3f992efd6ae231b6c57c9fa23f3f146f69da168cb041d1ba76db81e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling music-timer v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "a176808f3f992efd6ae231b6c57c9fa23f3f146f69da168cb041d1ba76db81e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a176808f3f992efd6ae231b6c57c9fa23f3f146f69da168cb041d1ba76db81e2", kill_on_drop: false }`
[INFO] [stdout] a176808f3f992efd6ae231b6c57c9fa23f3f146f69da168cb041d1ba76db81e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50c08763c0677215f3f55225922486fd89753cc27d5bcfc6e981570cd7ea17fd
[INFO] running `Command { std: "docker" "start" "-a" "50c08763c0677215f3f55225922486fd89753cc27d5bcfc6e981570cd7ea17fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling music-timer v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "50c08763c0677215f3f55225922486fd89753cc27d5bcfc6e981570cd7ea17fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50c08763c0677215f3f55225922486fd89753cc27d5bcfc6e981570cd7ea17fd", kill_on_drop: false }`
[INFO] [stdout] 50c08763c0677215f3f55225922486fd89753cc27d5bcfc6e981570cd7ea17fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2d1eac7b16a05d15391da824bf756e6ca527f04cf4483b7527a77fc26c1ea1fa
[INFO] running `Command { std: "docker" "start" "-a" "2d1eac7b16a05d15391da824bf756e6ca527f04cf4483b7527a77fc26c1ea1fa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/music_timer-34df476dab77c36b)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test music_time::tests::test_advance ... ok
[INFO] [stdout] test music_time::tests::test_advance_beat_interval ... ok
[INFO] [stdout] test music_time_counter::tests::test_beat_target_frames ... ok
[INFO] [stdout] test music_time::tests::test_event_sort ... ok
[INFO] [stdout] test music_time_counter::tests::test_beat_interval_target_frames ... ok
[INFO] [stdout] test music_time::tests::test_equality ... ok
[INFO] [stdout] test time_signature::tests::test_equality ... ok
[INFO] [stdout] test time_signature::tests::test_valid ... ok
[INFO] [stdout] test music_time_counter::tests::test_set_current_time ... ok
[INFO] [stdout] test music_time::tests::test_order ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lib_interface.rs (/opt/rustwide/target/debug/deps/lib_interface-2e893150750d86e0)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_performance_example ... ok
[INFO] [stdout] test test_standard ... ok
[INFO] [stdout] test test_odd ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 13.99s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/time_drift.rs (/opt/rustwide/target/debug/deps/time_drift-62c1f361a49b477c)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_drift_140bpm ... ok
[INFO] [stderr]    Doc-tests music-timer
[INFO] [stdout] test test_drift_60bpm ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 8.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/music_time.rs - music_time::MusicTime::advance_beat (line 60) ... ok
[INFO] [stdout] test src/music_time.rs - music_time::MusicTime::new (line 27) ... ok
[INFO] [stdout] test src/music_timer_engine.rs - music_timer_engine::MusicTimerEngine::new (line 57) ... ok
[INFO] [stdout] test src/music_timer_engine.rs - music_timer_engine::MusicTimerEngine::get_beat_interval_duration (line 147) ... ok
[INFO] [stdout] test src/music_time_counter.rs - music_time_counter::MusicTimeCounter::new (line 24) ... ok
[INFO] [stdout] test src/music_time.rs - music_time::MusicTime::advance_beat_interval (line 91) ... ok
[INFO] [stdout] test src/music_timer_engine.rs - music_timer_engine::MusicTimerEngine::pulse (line 82) ... ok
[INFO] [stdout] test src/time_signature.rs - time_signature::TimeSignature::new (line 22) ... ok
[INFO] [stdout] test src/lib.rs - create_performance_engine (line 101) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.76s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2d1eac7b16a05d15391da824bf756e6ca527f04cf4483b7527a77fc26c1ea1fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d1eac7b16a05d15391da824bf756e6ca527f04cf4483b7527a77fc26c1ea1fa", kill_on_drop: false }`
[INFO] [stdout] 2d1eac7b16a05d15391da824bf756e6ca527f04cf4483b7527a77fc26c1ea1fa