[INFO] fetching crate arthur 0.1.0...
[INFO] checking arthur-0.1.0 against try#65132f36b923285d5da381c2fbafee6ce899e841 for pr-132712-1
[INFO] extracting crate arthur 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate arthur 0.1.0 on toolchain 65132f36b923285d5da381c2fbafee6ce899e841
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arthur 0.1.0
[INFO] finished tweaking crates.io crate arthur 0.1.0
[INFO] tweaked toml for crates.io crate arthur 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate arthur 0.1.0 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" "+65132f36b923285d5da381c2fbafee6ce899e841" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a674f484dc017f4e2d81a3d095a83ad48c360173feb3df5e0cebebe5e7dd312
[INFO] running `Command { std: "docker" "start" "-a" "5a674f484dc017f4e2d81a3d095a83ad48c360173feb3df5e0cebebe5e7dd312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a674f484dc017f4e2d81a3d095a83ad48c360173feb3df5e0cebebe5e7dd312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a674f484dc017f4e2d81a3d095a83ad48c360173feb3df5e0cebebe5e7dd312", kill_on_drop: false }`
[INFO] [stdout] 5a674f484dc017f4e2d81a3d095a83ad48c360173feb3df5e0cebebe5e7dd312
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c09a75fc253be30461ab3d0bb77e2207b8a29e8647ed8920fda0542cce1ef35
[INFO] running `Command { std: "docker" "start" "-a" "6c09a75fc253be30461ab3d0bb77e2207b8a29e8647ed8920fda0542cce1ef35", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "6c09a75fc253be30461ab3d0bb77e2207b8a29e8647ed8920fda0542cce1ef35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c09a75fc253be30461ab3d0bb77e2207b8a29e8647ed8920fda0542cce1ef35", kill_on_drop: false }`
[INFO] [stdout] 6c09a75fc253be30461ab3d0bb77e2207b8a29e8647ed8920fda0542cce1ef35