[INFO] cloning repository https://github.com/mehcode/advent-of-code-2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mehcode/advent-of-code-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehcode%2Fadvent-of-code-2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehcode%2Fadvent-of-code-2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9ce2fb02cf23ee9922d42d7feb3ed9f65682f74
[INFO] checking mehcode/advent-of-code-2018 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehcode%2Fadvent-of-code-2018" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mehcode/advent-of-code-2018 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mehcode/advent-of-code-2018
[INFO] finished tweaking git repo https://github.com/mehcode/advent-of-code-2018
[INFO] tweaked toml for git repo https://github.com/mehcode/advent-of-code-2018 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/mehcode/advent-of-code-2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4efc8ceb6a3b1435e74f7028a8843c22585516c14d996afe4fa7c6bc94a83462
[INFO] running `Command { std: "docker" "start" "-a" "4efc8ceb6a3b1435e74f7028a8843c22585516c14d996afe4fa7c6bc94a83462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4efc8ceb6a3b1435e74f7028a8843c22585516c14d996afe4fa7c6bc94a83462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4efc8ceb6a3b1435e74f7028a8843c22585516c14d996afe4fa7c6bc94a83462", kill_on_drop: false }`
[INFO] [stdout] 4efc8ceb6a3b1435e74f7028a8843c22585516c14d996afe4fa7c6bc94a83462
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 91b5209496e19d710e9c3f1ca503455e3077da2cd0d9fdb64d2385703c98f5d2
[INFO] running `Command { std: "docker" "start" "-a" "91b5209496e19d710e9c3f1ca503455e3077da2cd0d9fdb64d2385703c98f5d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking maplit v1.0.1
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking advent-of-code-2018 v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.92s
[INFO] running `Command { std: "docker" "inspect" "91b5209496e19d710e9c3f1ca503455e3077da2cd0d9fdb64d2385703c98f5d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91b5209496e19d710e9c3f1ca503455e3077da2cd0d9fdb64d2385703c98f5d2", kill_on_drop: false }`
[INFO] [stdout] 91b5209496e19d710e9c3f1ca503455e3077da2cd0d9fdb64d2385703c98f5d2