[INFO] cloning repository https://github.com/nhayato/rust_the_twelve_days_of_christmas_song_generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nhayato/rust_the_twelve_days_of_christmas_song_generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnhayato%2Frust_the_twelve_days_of_christmas_song_generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnhayato%2Frust_the_twelve_days_of_christmas_song_generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c02b7652fa0129726d8d4c2ff46f5dc8a3c1c73b
[INFO] checking nhayato/rust_the_twelve_days_of_christmas_song_generator against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnhayato%2Frust_the_twelve_days_of_christmas_song_generator" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nhayato/rust_the_twelve_days_of_christmas_song_generator on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nhayato/rust_the_twelve_days_of_christmas_song_generator
[INFO] finished tweaking git repo https://github.com/nhayato/rust_the_twelve_days_of_christmas_song_generator
[INFO] tweaked toml for git repo https://github.com/nhayato/rust_the_twelve_days_of_christmas_song_generator written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/nhayato/rust_the_twelve_days_of_christmas_song_generator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c17cb7f6c170ab525e0ad111748cf4525efb82e54f0a1f3892a82509dc28bff
[INFO] running `Command { std: "docker" "start" "-a" "1c17cb7f6c170ab525e0ad111748cf4525efb82e54f0a1f3892a82509dc28bff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c17cb7f6c170ab525e0ad111748cf4525efb82e54f0a1f3892a82509dc28bff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c17cb7f6c170ab525e0ad111748cf4525efb82e54f0a1f3892a82509dc28bff", kill_on_drop: false }`
[INFO] [stdout] 1c17cb7f6c170ab525e0ad111748cf4525efb82e54f0a1f3892a82509dc28bff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c6b3affe637cf12132149dfd00ebf98de43a928b365965cf1b35f12cc002a61
[INFO] running `Command { std: "docker" "start" "-a" "4c6b3affe637cf12132149dfd00ebf98de43a928b365965cf1b35f12cc002a61", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_the_twelve_days_of_christmas_song_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "4c6b3affe637cf12132149dfd00ebf98de43a928b365965cf1b35f12cc002a61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c6b3affe637cf12132149dfd00ebf98de43a928b365965cf1b35f12cc002a61", kill_on_drop: false }`
[INFO] [stdout] 4c6b3affe637cf12132149dfd00ebf98de43a928b365965cf1b35f12cc002a61