[INFO] fetching crate goof 0.3.2...
[INFO] checking goof-0.3.2 against master#9e293ae9f8abecb0be5105787d181518c9012a19 for pr-146440-1
[INFO] extracting crate goof 0.3.2 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate goof 0.3.2
[INFO] finished tweaking crates.io crate goof 0.3.2
[INFO] tweaked toml for crates.io crate goof 0.3.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate goof 0.3.2 on toolchain 9e293ae9f8abecb0be5105787d181518c9012a19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate goof 0.3.2 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" "+9e293ae9f8abecb0be5105787d181518c9012a19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded goof-derive v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c28cda1fbe6a8a0657a185652d6969a5a6a2f903f736d205722e8208cd942ad5
[INFO] running `Command { std: "docker" "start" "-a" "c28cda1fbe6a8a0657a185652d6969a5a6a2f903f736d205722e8208cd942ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c28cda1fbe6a8a0657a185652d6969a5a6a2f903f736d205722e8208cd942ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c28cda1fbe6a8a0657a185652d6969a5a6a2f903f736d205722e8208cd942ad5", kill_on_drop: false }`
[INFO] [stdout] c28cda1fbe6a8a0657a185652d6969a5a6a2f903f736d205722e8208cd942ad5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5477456a310b4ce6150c275315e4d80476b40691317a3e784b3ee097b836d0c7
[INFO] running `Command { std: "docker" "start" "-a" "5477456a310b4ce6150c275315e4d80476b40691317a3e784b3ee097b836d0c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling goof-derive v0.3.2
[INFO] [stderr]     Checking goof v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Known` is never constructed
[INFO] [stdout]    --> src/lib.rs:660:9
[INFO] [stdout]     |
[INFO] [stdout] 658 |     enum MixedError {
[INFO] [stdout]     |          ---------- variant in this enum
[INFO] [stdout] 659 |         #[error("known error")]
[INFO] [stdout] 660 |         Known,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MixedError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "5477456a310b4ce6150c275315e4d80476b40691317a3e784b3ee097b836d0c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5477456a310b4ce6150c275315e4d80476b40691317a3e784b3ee097b836d0c7", kill_on_drop: false }`
[INFO] [stdout] 5477456a310b4ce6150c275315e4d80476b40691317a3e784b3ee097b836d0c7
