[INFO] cloning repository https://github.com/guitaristtuck/learn-rust-grep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guitaristtuck/learn-rust-grep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguitaristtuck%2Flearn-rust-grep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguitaristtuck%2Flearn-rust-grep'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguitaristtuck%2Flearn-rust-grep: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/guitaristtuck/learn-rust-grep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guitaristtuck/learn-rust-grep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguitaristtuck%2Flearn-rust-grep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguitaristtuck%2Flearn-rust-grep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f7af958b040a0839db12e290fd39cccfad870f1
[INFO] checking guitaristtuck/learn-rust-grep against master#8a65ee08296b36342bf7c3cdc15312ccbc357227 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguitaristtuck%2Flearn-rust-grep" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/guitaristtuck/learn-rust-grep on toolchain 8a65ee08296b36342bf7c3cdc15312ccbc357227
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/guitaristtuck/learn-rust-grep
[INFO] finished tweaking git repo https://github.com/guitaristtuck/learn-rust-grep
[INFO] tweaked toml for git repo https://github.com/guitaristtuck/learn-rust-grep written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/guitaristtuck/learn-rust-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" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53d16cbef79dacbfe47008780a65bda5491b9d367f457a9a0fc08d5f684e8a71
[INFO] running `Command { std: "docker" "start" "-a" "53d16cbef79dacbfe47008780a65bda5491b9d367f457a9a0fc08d5f684e8a71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53d16cbef79dacbfe47008780a65bda5491b9d367f457a9a0fc08d5f684e8a71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53d16cbef79dacbfe47008780a65bda5491b9d367f457a9a0fc08d5f684e8a71", kill_on_drop: false }`
[INFO] [stdout] 53d16cbef79dacbfe47008780a65bda5491b9d367f457a9a0fc08d5f684e8a71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f84a79a964b7612a32e8a4db7ee67744b07f8a16fb57bd2ce0819c698a5a8582
[INFO] running `Command { std: "docker" "start" "-a" "f84a79a964b7612a32e8a4db7ee67744b07f8a16fb57bd2ce0819c698a5a8582", kill_on_drop: false }`
[INFO] [stderr]     Checking minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "f84a79a964b7612a32e8a4db7ee67744b07f8a16fb57bd2ce0819c698a5a8582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f84a79a964b7612a32e8a4db7ee67744b07f8a16fb57bd2ce0819c698a5a8582", kill_on_drop: false }`
[INFO] [stdout] f84a79a964b7612a32e8a4db7ee67744b07f8a16fb57bd2ce0819c698a5a8582