[INFO] cloning repository https://github.com/ToonSpin/advent-of-code-2016-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ToonSpin/advent-of-code-2016-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FToonSpin%2Fadvent-of-code-2016-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FToonSpin%2Fadvent-of-code-2016-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb1ad41c6dc66389b347df728682efece2af418a
[INFO] checking ToonSpin/advent-of-code-2016-rust against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FToonSpin%2Fadvent-of-code-2016-rust" "/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/ToonSpin/advent-of-code-2016-rust on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ToonSpin/advent-of-code-2016-rust
[INFO] finished tweaking git repo https://github.com/ToonSpin/advent-of-code-2016-rust
[INFO] tweaked toml for git repo https://github.com/ToonSpin/advent-of-code-2016-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ToonSpin/advent-of-code-2016-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "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] ab2e6028da8df672045a01990bf95e5fc58617fb9d706c35b85bb1b642ce8842
[INFO] running `Command { std: "docker" "start" "-a" "ab2e6028da8df672045a01990bf95e5fc58617fb9d706c35b85bb1b642ce8842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab2e6028da8df672045a01990bf95e5fc58617fb9d706c35b85bb1b642ce8842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab2e6028da8df672045a01990bf95e5fc58617fb9d706c35b85bb1b642ce8842", kill_on_drop: false }`
[INFO] [stdout] ab2e6028da8df672045a01990bf95e5fc58617fb9d706c35b85bb1b642ce8842
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "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] e2f39e529b3a4244e428d471421685bed16b76d3790b0caf9e4e45588b7edcae
[INFO] running `Command { std: "docker" "start" "-a" "e2f39e529b3a4244e428d471421685bed16b76d3790b0caf9e4e45588b7edcae", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling stackvector v1.0.8
[INFO] [stderr]    Compiling lexical-core v0.4.4
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling nom v5.0.1
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking adventofcode-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.58s
[INFO] running `Command { std: "docker" "inspect" "e2f39e529b3a4244e428d471421685bed16b76d3790b0caf9e4e45588b7edcae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2f39e529b3a4244e428d471421685bed16b76d3790b0caf9e4e45588b7edcae", kill_on_drop: false }`
[INFO] [stdout] e2f39e529b3a4244e428d471421685bed16b76d3790b0caf9e4e45588b7edcae