[INFO] cloning repository https://github.com/adventofjuan/AdventOfCode2018-Day04
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adventofjuan/AdventOfCode2018-Day04" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadventofjuan%2FAdventOfCode2018-Day04", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadventofjuan%2FAdventOfCode2018-Day04'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c089fafc05e90e062f91f05f4a718bcc6f8865f3
[INFO] checking adventofjuan/AdventOfCode2018-Day04 against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadventofjuan%2FAdventOfCode2018-Day04" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adventofjuan/AdventOfCode2018-Day04 on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/adventofjuan/AdventOfCode2018-Day04
[INFO] finished tweaking git repo https://github.com/adventofjuan/AdventOfCode2018-Day04
[INFO] tweaked toml for git repo https://github.com/adventofjuan/AdventOfCode2018-Day04 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/adventofjuan/AdventOfCode2018-Day04 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4fee939e99226dd2a7456ed7b69e8bfde1bf01427ac7fb85c77bd89c7120885
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c4fee939e99226dd2a7456ed7b69e8bfde1bf01427ac7fb85c77bd89c7120885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4fee939e99226dd2a7456ed7b69e8bfde1bf01427ac7fb85c77bd89c7120885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4fee939e99226dd2a7456ed7b69e8bfde1bf01427ac7fb85c77bd89c7120885", kill_on_drop: false }`
[INFO] [stdout] c4fee939e99226dd2a7456ed7b69e8bfde1bf01427ac7fb85c77bd89c7120885
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78511545f79684d6b39ef0f4d7014f48087d064299341eb3cae8ab4e3ba4fc96
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "78511545f79684d6b39ef0f4d7014f48087d064299341eb3cae8ab4e3ba4fc96", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking advent04 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.26s
[INFO] running `Command { std: "docker" "inspect" "78511545f79684d6b39ef0f4d7014f48087d064299341eb3cae8ab4e3ba4fc96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78511545f79684d6b39ef0f4d7014f48087d064299341eb3cae8ab4e3ba4fc96", kill_on_drop: false }`
[INFO] [stdout] 78511545f79684d6b39ef0f4d7014f48087d064299341eb3cae8ab4e3ba4fc96