[INFO] cloning repository https://github.com/justinelliottcobb/rusty-synth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/justinelliottcobb/rusty-synth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinelliottcobb%2Frusty-synth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinelliottcobb%2Frusty-synth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c349267ee8c65bad96643fda64e5d82250f804dc
[INFO] checking justinelliottcobb/rusty-synth against try#1baf923b9c3a455162afe43e18647f494c1a4b73 for pr-151510
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinelliottcobb%2Frusty-synth" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/justinelliottcobb/rusty-synth
[INFO] finished tweaking git repo https://github.com/justinelliottcobb/rusty-synth
[INFO] tweaked toml for git repo https://github.com/justinelliottcobb/rusty-synth written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/justinelliottcobb/rusty-synth on toolchain 1baf923b9c3a455162afe43e18647f494c1a4b73
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1baf923b9c3a455162afe43e18647f494c1a4b73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/justinelliottcobb/rusty-synth already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1baf923b9c3a455162afe43e18647f494c1a4b73" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1baf923b9c3a455162afe43e18647f494c1a4b73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee30a1e54837ce66196837ae3327fc04e70773da0bb5765a54323478d14fb842
[INFO] running `Command { std: "docker" "start" "-a" "ee30a1e54837ce66196837ae3327fc04e70773da0bb5765a54323478d14fb842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee30a1e54837ce66196837ae3327fc04e70773da0bb5765a54323478d14fb842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee30a1e54837ce66196837ae3327fc04e70773da0bb5765a54323478d14fb842", kill_on_drop: false }`
[INFO] [stdout] ee30a1e54837ce66196837ae3327fc04e70773da0bb5765a54323478d14fb842
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1baf923b9c3a455162afe43e18647f494c1a4b73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa5efeb8d6e3b95800a3a0b039a71fb8f9226735afba89b60f1a92206729bf38
[INFO] running `Command { std: "docker" "start" "-a" "aa5efeb8d6e3b95800a3a0b039a71fb8f9226735afba89b60f1a92206729bf38", kill_on_drop: false }`
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking alsa v0.9.1
[INFO] [stderr]     Checking cpal v0.15.3
[INFO] [stderr]     Checking rust_synth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "aa5efeb8d6e3b95800a3a0b039a71fb8f9226735afba89b60f1a92206729bf38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa5efeb8d6e3b95800a3a0b039a71fb8f9226735afba89b60f1a92206729bf38", kill_on_drop: false }`
[INFO] [stdout] aa5efeb8d6e3b95800a3a0b039a71fb8f9226735afba89b60f1a92206729bf38