[INFO] cloning repository https://github.com/goodwillcoding/rust-exercises
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/goodwillcoding/rust-exercises" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoodwillcoding%2Frust-exercises", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoodwillcoding%2Frust-exercises'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 202233db71f749b11d215b21682268c414167758
[INFO] checking goodwillcoding/rust-exercises/202233db71f749b11d215b21682268c414167758 against try#65132f36b923285d5da381c2fbafee6ce899e841 for pr-132712-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoodwillcoding%2Frust-exercises" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/goodwillcoding/rust-exercises 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] removed /workspace/builds/worker-3-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/goodwillcoding/rust-exercises
[INFO] finished tweaking git repo https://github.com/goodwillcoding/rust-exercises
[INFO] tweaked toml for git repo https://github.com/goodwillcoding/rust-exercises written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/goodwillcoding/rust-exercises 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] 446fd0c176987d3d3ef08ccaddd32c33bc1d9e30feabc10d8f8d02d08f5502b2
[INFO] running `Command { std: "docker" "start" "-a" "446fd0c176987d3d3ef08ccaddd32c33bc1d9e30feabc10d8f8d02d08f5502b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "446fd0c176987d3d3ef08ccaddd32c33bc1d9e30feabc10d8f8d02d08f5502b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "446fd0c176987d3d3ef08ccaddd32c33bc1d9e30feabc10d8f8d02d08f5502b2", kill_on_drop: false }`
[INFO] [stdout] 446fd0c176987d3d3ef08ccaddd32c33bc1d9e30feabc10d8f8d02d08f5502b2
[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] 7dca81bc56af70cf40e06df947f01c8713b6d6e8b91024bfbd299906d7a30e9d
[INFO] running `Command { std: "docker" "start" "-a" "7dca81bc56af70cf40e06df947f01c8713b6d6e8b91024bfbd299906d7a30e9d", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "7dca81bc56af70cf40e06df947f01c8713b6d6e8b91024bfbd299906d7a30e9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dca81bc56af70cf40e06df947f01c8713b6d6e8b91024bfbd299906d7a30e9d", kill_on_drop: false }`
[INFO] [stdout] 7dca81bc56af70cf40e06df947f01c8713b6d6e8b91024bfbd299906d7a30e9d