[INFO] fetching crate musical_keyboard 0.6.0...
[INFO] testing musical_keyboard-0.6.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate musical_keyboard 0.6.0 into /workspace/builds/worker-112/source
[INFO] validating manifest of crates.io crate musical_keyboard 0.6.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate musical_keyboard 0.6.0
[INFO] finished tweaking crates.io crate musical_keyboard 0.6.0
[INFO] tweaked toml for crates.io crate musical_keyboard 0.6.0 written to /workspace/builds/worker-112/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6bda89e8b127bbb3bc07aa9b7898ba1b1f4483b7f8fe628b48a7ed120eb50ed
[INFO] running `Command { std: "docker" "start" "-a" "a6bda89e8b127bbb3bc07aa9b7898ba1b1f4483b7f8fe628b48a7ed120eb50ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6bda89e8b127bbb3bc07aa9b7898ba1b1f4483b7f8fe628b48a7ed120eb50ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6bda89e8b127bbb3bc07aa9b7898ba1b1f4483b7f8fe628b48a7ed120eb50ed", kill_on_drop: false }`
[INFO] [stdout] a6bda89e8b127bbb3bc07aa9b7898ba1b1f4483b7f8fe628b48a7ed120eb50ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec5ef73cd8b3eb1de5ade419cba8c780d6fab60811ccdc357f6e904fa3b8d0d8
[INFO] running `Command { std: "docker" "start" "-a" "ec5ef73cd8b3eb1de5ade419cba8c780d6fab60811ccdc357f6e904fa3b8d0d8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling pitch_calc v0.11.1
[INFO] [stderr]    Compiling musical_keyboard v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.06s
[INFO] running `Command { std: "docker" "inspect" "ec5ef73cd8b3eb1de5ade419cba8c780d6fab60811ccdc357f6e904fa3b8d0d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec5ef73cd8b3eb1de5ade419cba8c780d6fab60811ccdc357f6e904fa3b8d0d8", kill_on_drop: false }`
[INFO] [stdout] ec5ef73cd8b3eb1de5ade419cba8c780d6fab60811ccdc357f6e904fa3b8d0d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a1affdc83e61732985f62dd22536724a0fd8acd847b3bb17a47da9d0e734ada
[INFO] running `Command { std: "docker" "start" "-a" "8a1affdc83e61732985f62dd22536724a0fd8acd847b3bb17a47da9d0e734ada", kill_on_drop: false }`
[INFO] [stderr]    Compiling musical_keyboard v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "8a1affdc83e61732985f62dd22536724a0fd8acd847b3bb17a47da9d0e734ada", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a1affdc83e61732985f62dd22536724a0fd8acd847b3bb17a47da9d0e734ada", kill_on_drop: false }`
[INFO] [stdout] 8a1affdc83e61732985f62dd22536724a0fd8acd847b3bb17a47da9d0e734ada
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 41b9e8a2c12c5c0f4321eda1a7f7d93c3f5c9507af89f33d520934ee23a91282
[INFO] running `Command { std: "docker" "start" "-a" "41b9e8a2c12c5c0f4321eda1a7f7d93c3f5c9507af89f33d520934ee23a91282", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/musical_keyboard-9e9040da69e237a3)
[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 musical_keyboard
[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" "41b9e8a2c12c5c0f4321eda1a7f7d93c3f5c9507af89f33d520934ee23a91282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41b9e8a2c12c5c0f4321eda1a7f7d93c3f5c9507af89f33d520934ee23a91282", kill_on_drop: false }`
[INFO] [stdout] 41b9e8a2c12c5c0f4321eda1a7f7d93c3f5c9507af89f33d520934ee23a91282