[INFO] cloning repository https://github.com/mspraggs/adventofcode2019
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mspraggs/adventofcode2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmspraggs%2Fadventofcode2019"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmspraggs%2Fadventofcode2019'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e2b134b03177f95cf9bc06715abf687544dae89f
[INFO] checking mspraggs/adventofcode2019 against try#b2a885c600d942fb829a214e798f7ae205a0594e for pr-71796
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmspraggs%2Fadventofcode2019" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mspraggs/adventofcode2019 on toolchain b2a885c600d942fb829a214e798f7ae205a0594e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b2a885c600d942fb829a214e798f7ae205a0594e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mspraggs/adventofcode2019
[INFO] finished tweaking git repo https://github.com/mspraggs/adventofcode2019
[INFO] tweaked toml for git repo https://github.com/mspraggs/adventofcode2019 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mspraggs/adventofcode2019 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b2a885c600d942fb829a214e798f7ae205a0594e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+b2a885c600d942fb829a214e798f7ae205a0594e" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 437d7782bb37251b3cdfc5c42f261a9402d5f25901c0a32542dbf34d090b1a0d
[INFO] running `"docker" "start" "-a" "437d7782bb37251b3cdfc5c42f261a9402d5f25901c0a32542dbf34d090b1a0d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking adventofcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused label
[INFO] [stderr]   --> src/day2.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |         'inner: for v in 0..100 {
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused label
[INFO] [stderr]   --> src/day2.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |         'inner: for v in 0..100 {
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "437d7782bb37251b3cdfc5c42f261a9402d5f25901c0a32542dbf34d090b1a0d"`
[INFO] running `"docker" "rm" "-f" "437d7782bb37251b3cdfc5c42f261a9402d5f25901c0a32542dbf34d090b1a0d"`
[INFO] [stdout] 437d7782bb37251b3cdfc5c42f261a9402d5f25901c0a32542dbf34d090b1a0d