[INFO] cloning repository Bestra/advent-2018-rs
[INFO] running `"git" "clone" "--bare" "git://github.com/Bestra/advent-2018-rs.git" "work/cache/sources/gh/Bestra/advent-2018-rs"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/Bestra/advent-2018-rs'...
[INFO] running `"git" "clone" "work/cache/sources/gh/Bestra/advent-2018-rs" "work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/Bestra/advent-2018-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/Bestra/advent-2018-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Bestra/advent-2018-rs" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/Bestra/advent-2018-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/Bestra/advent-2018-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4c8897c54b4e52c5153a7f2c99a502fadef02306
[INFO] sha for GitHub repo Bestra/advent-2018-rs: 4c8897c54b4e52c5153a7f2c99a502fadef02306
[INFO] validating manifest of Bestra/advent-2018-rs on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Bestra/advent-2018-rs on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Bestra/advent-2018-rs
[INFO] finished frobbing Bestra/advent-2018-rs
[INFO] frobbed toml for Bestra/advent-2018-rs written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/Bestra/advent-2018-rs/Cargo.toml
[INFO] started frobbing Bestra/advent-2018-rs
[INFO] finished frobbing Bestra/advent-2018-rs
[INFO] frobbed toml for Bestra/advent-2018-rs written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/Bestra/advent-2018-rs/Cargo.toml
[INFO] crate Bestra/advent-2018-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Bestra/advent-2018-rs against master#9f06855064ed06a50c496577b21ca50f92a2e67d for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-2/master#9f06855064ed06a50c496577b21ca50f92a2e67d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/Bestra/advent-2018-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 92bc1ce93a26299be49c47e75d8995cf0c483b367b182abafc7238e2866e2dc8
[INFO] running `"docker" "start" "-a" "92bc1ce93a26299be49c47e75d8995cf0c483b367b182abafc7238e2866e2dc8"`
[INFO] [stderr]     Checking serde v1.0.26
[INFO] [stderr]     Checking maplit v1.0.0
[INFO] [stderr]     Checking rprompt v1.0.3
[INFO] [stderr]    Compiling ncurses v5.88.0
[INFO] [stderr]     Checking num-bigint v0.1.41
[INFO] [stderr]     Checking num-rational v0.1.40
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stderr]     Checking toml v0.4.5
[INFO] [stderr]     Checking cursive v0.7.5
[INFO] [stderr]     Checking advent v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `split`
[INFO] [stderr]   --> src/day_4.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn split(s: &str) -> Vec<String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.73s
[INFO] running `"docker" "inspect" "92bc1ce93a26299be49c47e75d8995cf0c483b367b182abafc7238e2866e2dc8"`
[INFO] running `"docker" "rm" "-f" "92bc1ce93a26299be49c47e75d8995cf0c483b367b182abafc7238e2866e2dc8"`
[INFO] [stdout] 92bc1ce93a26299be49c47e75d8995cf0c483b367b182abafc7238e2866e2dc8