[INFO] fetching crate minigrep_tutorial_matic 0.1.0...
[INFO] checking minigrep_tutorial_matic-0.1.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate minigrep_tutorial_matic 0.1.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate minigrep_tutorial_matic 0.1.0 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 crates.io crate minigrep_tutorial_matic 0.1.0
[INFO] finished tweaking crates.io crate minigrep_tutorial_matic 0.1.0
[INFO] tweaked toml for crates.io crate minigrep_tutorial_matic 0.1.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate minigrep_tutorial_matic 0.1.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e4e0caf33f3c4aade12c90b108aaacd6d1402cf71df42180baaf59a6634d698
[INFO] running `Command { std: "docker" "start" "-a" "1e4e0caf33f3c4aade12c90b108aaacd6d1402cf71df42180baaf59a6634d698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e4e0caf33f3c4aade12c90b108aaacd6d1402cf71df42180baaf59a6634d698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e4e0caf33f3c4aade12c90b108aaacd6d1402cf71df42180baaf59a6634d698", kill_on_drop: false }`
[INFO] [stdout] 1e4e0caf33f3c4aade12c90b108aaacd6d1402cf71df42180baaf59a6634d698
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e79ed71d76db5fd8cde2cf9cb8d7129048fab5ad7000d2271bc1412864eedacb
[INFO] running `Command { std: "docker" "start" "-a" "e79ed71d76db5fd8cde2cf9cb8d7129048fab5ad7000d2271bc1412864eedacb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking minigrep_tutorial_matic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "e79ed71d76db5fd8cde2cf9cb8d7129048fab5ad7000d2271bc1412864eedacb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e79ed71d76db5fd8cde2cf9cb8d7129048fab5ad7000d2271bc1412864eedacb", kill_on_drop: false }`
[INFO] [stdout] e79ed71d76db5fd8cde2cf9cb8d7129048fab5ad7000d2271bc1412864eedacb