[INFO] cloning repository https://github.com/bradfrosty/advent-of-rust-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bradfrosty/advent-of-rust-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbradfrosty%2Fadvent-of-rust-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbradfrosty%2Fadvent-of-rust-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f7961d919f4d6e7da8f8d2bffbe82419e3ca5720
[INFO] checking bradfrosty/advent-of-rust-2020 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbradfrosty%2Fadvent-of-rust-2020" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bradfrosty/advent-of-rust-2020 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bradfrosty/advent-of-rust-2020
[INFO] finished tweaking git repo https://github.com/bradfrosty/advent-of-rust-2020
[INFO] tweaked toml for git repo https://github.com/bradfrosty/advent-of-rust-2020 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/bradfrosty/advent-of-rust-2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] 28d38a01b55758924397de4a76a0fb3009856c24471c6cb652825978d9dfa4a1
[INFO] running `Command { std: "docker" "start" "-a" "28d38a01b55758924397de4a76a0fb3009856c24471c6cb652825978d9dfa4a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28d38a01b55758924397de4a76a0fb3009856c24471c6cb652825978d9dfa4a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28d38a01b55758924397de4a76a0fb3009856c24471c6cb652825978d9dfa4a1", kill_on_drop: false }`
[INFO] [stdout] 28d38a01b55758924397de4a76a0fb3009856c24471c6cb652825978d9dfa4a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 336dce2326148330265c2223a132db56bf4bd9169c9274bc05c22cc48a88130f
[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" "336dce2326148330265c2223a132db56bf4bd9169c9274bc05c22cc48a88130f", kill_on_drop: false }`
[INFO] [stderr]     Checking advent-of-rust-2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "336dce2326148330265c2223a132db56bf4bd9169c9274bc05c22cc48a88130f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "336dce2326148330265c2223a132db56bf4bd9169c9274bc05c22cc48a88130f", kill_on_drop: false }`
[INFO] [stdout] 336dce2326148330265c2223a132db56bf4bd9169c9274bc05c22cc48a88130f