[INFO] cloning repository https://github.com/nascheinkman/chord2key
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nascheinkman/chord2key" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnascheinkman%2Fchord2key", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnascheinkman%2Fchord2key'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dfe4599acfb31daec4f7e1d8e5bf2c0cdb9bea95
[INFO] checking nascheinkman/chord2key against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnascheinkman%2Fchord2key" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nascheinkman/chord2key on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nascheinkman/chord2key
[INFO] finished tweaking git repo https://github.com/nascheinkman/chord2key
[INFO] tweaked toml for git repo https://github.com/nascheinkman/chord2key written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/nascheinkman/chord2key already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbc3b3c19f0121173ef32e4ea8ef3f52d476f1327a07b71536a571aefdf63aed
[INFO] running `Command { std: "docker" "start" "-a" "cbc3b3c19f0121173ef32e4ea8ef3f52d476f1327a07b71536a571aefdf63aed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbc3b3c19f0121173ef32e4ea8ef3f52d476f1327a07b71536a571aefdf63aed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbc3b3c19f0121173ef32e4ea8ef3f52d476f1327a07b71536a571aefdf63aed", kill_on_drop: false }`
[INFO] [stdout] cbc3b3c19f0121173ef32e4ea8ef3f52d476f1327a07b71536a571aefdf63aed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 636e5176c46c19e53bf654d25a7556624f9e28505b0741b7551f9055a42262de
[INFO] running `Command { std: "docker" "start" "-a" "636e5176c46c19e53bf654d25a7556624f9e28505b0741b7551f9055a42262de", 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] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking funty v1.2.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking strum v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling strum_macros v0.11.0
[INFO] [stderr]     Checking bitvec v0.21.2
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking evdev v0.11.0
[INFO] [stderr]     Checking chord2key v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.20s
[INFO] running `Command { std: "docker" "inspect" "636e5176c46c19e53bf654d25a7556624f9e28505b0741b7551f9055a42262de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "636e5176c46c19e53bf654d25a7556624f9e28505b0741b7551f9055a42262de", kill_on_drop: false }`
[INFO] [stdout] 636e5176c46c19e53bf654d25a7556624f9e28505b0741b7551f9055a42262de