[INFO] cloning repository https://github.com/umohsamuel/mini-grep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/umohsamuel/mini-grep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fumohsamuel%2Fmini-grep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fumohsamuel%2Fmini-grep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e74d7ff2eec4f1b0d191c443770ee2176fd0f8a
[INFO] checking umohsamuel/mini-grep against master#3350c1eb3fd8fe1bee1ed4c76944d707bd256876 for pr-140558
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fumohsamuel%2Fmini-grep" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/umohsamuel/mini-grep on toolchain 3350c1eb3fd8fe1bee1ed4c76944d707bd256876
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/umohsamuel/mini-grep
[INFO] finished tweaking git repo https://github.com/umohsamuel/mini-grep
[INFO] tweaked toml for git repo https://github.com/umohsamuel/mini-grep written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/umohsamuel/mini-grep 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" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 452debceed34b55590c631c57029b870c1989a0d1f50c39cf07459dc528b0a8f
[INFO] running `Command { std: "docker" "start" "-a" "452debceed34b55590c631c57029b870c1989a0d1f50c39cf07459dc528b0a8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "452debceed34b55590c631c57029b870c1989a0d1f50c39cf07459dc528b0a8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "452debceed34b55590c631c57029b870c1989a0d1f50c39cf07459dc528b0a8f", kill_on_drop: false }`
[INFO] [stdout] 452debceed34b55590c631c57029b870c1989a0d1f50c39cf07459dc528b0a8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b48d86dcea9c6eaefe7843aec7c5cc7dcffbf2d40359aa7764bf36f608c7bbbf
[INFO] running `Command { std: "docker" "start" "-a" "b48d86dcea9c6eaefe7843aec7c5cc7dcffbf2d40359aa7764bf36f608c7bbbf", kill_on_drop: false }`
[INFO] [stderr]     Checking mini_grep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "b48d86dcea9c6eaefe7843aec7c5cc7dcffbf2d40359aa7764bf36f608c7bbbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b48d86dcea9c6eaefe7843aec7c5cc7dcffbf2d40359aa7764bf36f608c7bbbf", kill_on_drop: false }`
[INFO] [stdout] b48d86dcea9c6eaefe7843aec7c5cc7dcffbf2d40359aa7764bf36f608c7bbbf