[INFO] cloning repository https://github.com/mcgoddard/challenge_271_critical_hit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mcgoddard/challenge_271_critical_hit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcgoddard%2Fchallenge_271_critical_hit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcgoddard%2Fchallenge_271_critical_hit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba5a920944aaba2b277dab8292084ad680562dc4
[INFO] testing mcgoddard/challenge_271_critical_hit against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcgoddard%2Fchallenge_271_critical_hit" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mcgoddard/challenge_271_critical_hit on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mcgoddard/challenge_271_critical_hit
[INFO] finished tweaking git repo https://github.com/mcgoddard/challenge_271_critical_hit
[INFO] tweaked toml for git repo https://github.com/mcgoddard/challenge_271_critical_hit written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/mcgoddard/challenge_271_critical_hit already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21b275096fcc5705986e73c15000b8b7295990b22ce105cbb1b2c352cd963dfd
[INFO] running `Command { std: "docker" "start" "-a" "21b275096fcc5705986e73c15000b8b7295990b22ce105cbb1b2c352cd963dfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21b275096fcc5705986e73c15000b8b7295990b22ce105cbb1b2c352cd963dfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21b275096fcc5705986e73c15000b8b7295990b22ce105cbb1b2c352cd963dfd", kill_on_drop: false }`
[INFO] [stdout] 21b275096fcc5705986e73c15000b8b7295990b22ce105cbb1b2c352cd963dfd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13be9263cdad1b5ff7bed0d4d447b5195c443fbb297c161cc5db6b5beb980555
[INFO] running `Command { std: "docker" "start" "-a" "13be9263cdad1b5ff7bed0d4d447b5195c443fbb297c161cc5db6b5beb980555", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling challenge_271_critical_hit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "13be9263cdad1b5ff7bed0d4d447b5195c443fbb297c161cc5db6b5beb980555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13be9263cdad1b5ff7bed0d4d447b5195c443fbb297c161cc5db6b5beb980555", kill_on_drop: false }`
[INFO] [stdout] 13be9263cdad1b5ff7bed0d4d447b5195c443fbb297c161cc5db6b5beb980555
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d414ccc781a21b229c8a69fa3579c3a4466ac8c7fa84eaa26f7a0b38b99eb48a
[INFO] running `Command { std: "docker" "start" "-a" "d414ccc781a21b229c8a69fa3579c3a4466ac8c7fa84eaa26f7a0b38b99eb48a", kill_on_drop: false }`
[INFO] [stderr]    Compiling challenge_271_critical_hit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "d414ccc781a21b229c8a69fa3579c3a4466ac8c7fa84eaa26f7a0b38b99eb48a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d414ccc781a21b229c8a69fa3579c3a4466ac8c7fa84eaa26f7a0b38b99eb48a", kill_on_drop: false }`
[INFO] [stdout] d414ccc781a21b229c8a69fa3579c3a4466ac8c7fa84eaa26f7a0b38b99eb48a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8fdd082fd2ec97a277655dad479b80ec67243db68fc51d773d0514fd46ea9daa
[INFO] running `Command { std: "docker" "start" "-a" "8fdd082fd2ec97a277655dad479b80ec67243db68fc51d773d0514fd46ea9daa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/challenge_271_critical_hit-6cd4bef958fc6689)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8fdd082fd2ec97a277655dad479b80ec67243db68fc51d773d0514fd46ea9daa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fdd082fd2ec97a277655dad479b80ec67243db68fc51d773d0514fd46ea9daa", kill_on_drop: false }`
[INFO] [stdout] 8fdd082fd2ec97a277655dad479b80ec67243db68fc51d773d0514fd46ea9daa