[INFO] fetching crate piano_keyboard 0.2.3...
[INFO] checking piano_keyboard-0.2.3 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] extracting crate piano_keyboard 0.2.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate piano_keyboard 0.2.3 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate piano_keyboard 0.2.3
[INFO] finished tweaking crates.io crate piano_keyboard 0.2.3
[INFO] tweaked toml for crates.io crate piano_keyboard 0.2.3 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate piano_keyboard 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] caeb453eb4e0b9b182debb2854516c25efb6b0df443053bda313ca47088d3c31
[INFO] running `Command { std: "docker" "start" "-a" "caeb453eb4e0b9b182debb2854516c25efb6b0df443053bda313ca47088d3c31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "caeb453eb4e0b9b182debb2854516c25efb6b0df443053bda313ca47088d3c31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caeb453eb4e0b9b182debb2854516c25efb6b0df443053bda313ca47088d3c31", kill_on_drop: false }`
[INFO] [stdout] caeb453eb4e0b9b182debb2854516c25efb6b0df443053bda313ca47088d3c31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d843909520c984a6b3cbc46396ac911d4debc044dd8b4e284dc87b52b1e27976
[INFO] running `Command { std: "docker" "start" "-a" "d843909520c984a6b3cbc46396ac911d4debc044dd8b4e284dc87b52b1e27976", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking piano_keyboard v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.47s
[INFO] running `Command { std: "docker" "inspect" "d843909520c984a6b3cbc46396ac911d4debc044dd8b4e284dc87b52b1e27976", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d843909520c984a6b3cbc46396ac911d4debc044dd8b4e284dc87b52b1e27976", kill_on_drop: false }`
[INFO] [stdout] d843909520c984a6b3cbc46396ac911d4debc044dd8b4e284dc87b52b1e27976