[INFO] updating cached repository ralexstokes/advent-of-code-2018 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/ralexstokes/advent-of-code-2018 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/ralexstokes/advent-of-code-2018" "work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/ralexstokes/advent-of-code-2018"` [INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/ralexstokes/advent-of-code-2018'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/ralexstokes/advent-of-code-2018" "work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/ralexstokes/advent-of-code-2018"` [INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/ralexstokes/advent-of-code-2018'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 848f96d222733573f97e7bdeb9cea7036f2c3e20 [INFO] sha for GitHub repo ralexstokes/advent-of-code-2018: 848f96d222733573f97e7bdeb9cea7036f2c3e20 [INFO] validating manifest of ralexstokes/advent-of-code-2018 on toolchain master#a850a426491e14186af2250549bf41256b5938d2 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of ralexstokes/advent-of-code-2018 on toolchain try#06a150c7d11500b41499224f165e9de1de096768 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing ralexstokes/advent-of-code-2018 [INFO] finished frobbing ralexstokes/advent-of-code-2018 [INFO] frobbed toml for ralexstokes/advent-of-code-2018 written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/ralexstokes/advent-of-code-2018/Cargo.toml [INFO] started frobbing ralexstokes/advent-of-code-2018 [INFO] finished frobbing ralexstokes/advent-of-code-2018 [INFO] frobbed toml for ralexstokes/advent-of-code-2018 written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/ralexstokes/advent-of-code-2018/Cargo.toml [INFO] crate ralexstokes/advent-of-code-2018 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking ralexstokes/advent-of-code-2018 against master#a850a426491e14186af2250549bf41256b5938d2 for pr-60162 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-7/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/ralexstokes/advent-of-code-2018:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+a850a426491e14186af2250549bf41256b5938d2-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 44d6992a0575309aaaf2c7a2efa257af2c252a29ae7ff05dd6fe90afe2f22dff [INFO] running `"docker" "start" "-a" "44d6992a0575309aaaf2c7a2efa257af2c252a29ae7ff05dd6fe90afe2f22dff"` [INFO] [stderr] Checking advent_of_code v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `sleeps` [INFO] [stderr] --> src/day_4.rs:146:29 [INFO] [stderr] | [INFO] [stderr] 146 | let sleeps = current_guard.minutes_asleep.len(); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_sleeps` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sleeps` [INFO] [stderr] --> src/day_4.rs:174:17 [INFO] [stderr] | [INFO] [stderr] 174 | let sleeps = current_guard.minutes_asleep.len(); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_sleeps` [INFO] [stderr] [INFO] [stderr] warning: static variable `EventRE` should have an upper case name [INFO] [stderr] --> src/day_4.rs:99:28 [INFO] [stderr] | [INFO] [stderr] 99 | static ref EventRE: Regex = Regex::new(r"^Guard #(\d+) begins shift$").unwrap(); [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper case: `EVENT_RE` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.77s [INFO] running `"docker" "inspect" "44d6992a0575309aaaf2c7a2efa257af2c252a29ae7ff05dd6fe90afe2f22dff"` [INFO] running `"docker" "rm" "-f" "44d6992a0575309aaaf2c7a2efa257af2c252a29ae7ff05dd6fe90afe2f22dff"` [INFO] [stdout] 44d6992a0575309aaaf2c7a2efa257af2c252a29ae7ff05dd6fe90afe2f22dff