[INFO] updating cached repository https://github.com/luryus/aoc-2019-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4125d27f204d75bad7c1e9f4e74fa19704420aa0
[INFO] checking luryus/aoc-2019-rust against master#bd0bacc694d7d8175804bb6f690cb846bfa4a9ee for pr-71665
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluryus%2Faoc-2019-rust" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/luryus/aoc-2019-rust on toolchain bd0bacc694d7d8175804bb6f690cb846bfa4a9ee
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/luryus/aoc-2019-rust
[INFO] finished tweaking git repo https://github.com/luryus/aoc-2019-rust
[INFO] tweaked toml for git repo https://github.com/luryus/aoc-2019-rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/luryus/aoc-2019-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "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] 87bd02e582e1f46c1354dccbe6a116bf0b8e747f5bf4970dfb96e8e6b4a8c0e0
[INFO] running `"docker" "start" "-a" "87bd02e582e1f46c1354dccbe6a116bf0b8e747f5bf4970dfb96e8e6b4a8c0e0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[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]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking aoc2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/bin/02.rs:43:38
[INFO] [stderr]    |
[INFO] [stderr] 43 | fn part2(inp: &Vec<usize>) -> Option<(usize)> {
[INFO] [stderr]    |                                      ^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/bin/02.rs:43:38
[INFO] [stderr]    |
[INFO] [stderr] 43 | fn part2(inp: &Vec<usize>) -> Option<(usize)> {
[INFO] [stderr]    |                                      ^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.11s
[INFO] running `"docker" "inspect" "87bd02e582e1f46c1354dccbe6a116bf0b8e747f5bf4970dfb96e8e6b4a8c0e0"`
[INFO] running `"docker" "rm" "-f" "87bd02e582e1f46c1354dccbe6a116bf0b8e747f5bf4970dfb96e8e6b4a8c0e0"`
[INFO] [stdout] 87bd02e582e1f46c1354dccbe6a116bf0b8e747f5bf4970dfb96e8e6b4a8c0e0