[INFO] updating cached repository c-stoeckl/advent-of-code-2018
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/c-stoeckl/advent-of-code-2018
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/c-stoeckl/advent-of-code-2018" "work/ex/beta-1.38-1/sources/1.37.0/gh/c-stoeckl/advent-of-code-2018"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/c-stoeckl/advent-of-code-2018'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/c-stoeckl/advent-of-code-2018" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/c-stoeckl/advent-of-code-2018"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/c-stoeckl/advent-of-code-2018'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d6210ec0e9ff0bbcbd9b0c7e21ead2ba678a3080
[INFO] sha for GitHub repo c-stoeckl/advent-of-code-2018: d6210ec0e9ff0bbcbd9b0c7e21ead2ba678a3080
[INFO] validating manifest of c-stoeckl/advent-of-code-2018 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of c-stoeckl/advent-of-code-2018 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing c-stoeckl/advent-of-code-2018
[INFO] finished frobbing c-stoeckl/advent-of-code-2018
[INFO] frobbed toml for c-stoeckl/advent-of-code-2018 written to work/ex/beta-1.38-1/sources/1.37.0/gh/c-stoeckl/advent-of-code-2018/Cargo.toml
[INFO] started frobbing c-stoeckl/advent-of-code-2018
[INFO] finished frobbing c-stoeckl/advent-of-code-2018
[INFO] frobbed toml for c-stoeckl/advent-of-code-2018 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/c-stoeckl/advent-of-code-2018/Cargo.toml
[INFO] crate c-stoeckl/advent-of-code-2018 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing c-stoeckl/advent-of-code-2018 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/c-stoeckl/advent-of-code-2018:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 59ccdd47f734d7af4e9a2ea8c929353d9333ba04fcf1cd36f2ca78748c1ce6ab
[INFO] running `"docker" "start" "-a" "59ccdd47f734d7af4e9a2ea8c929353d9333ba04fcf1cd36f2ca78748c1ce6ab"`
[INFO] [stderr]    Compiling aoc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `fav_min`
[INFO] [stderr]   --> src/day_4/mod.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let fav_min = sleep.values().max().unwrap();
[INFO] [stderr]    |             ^^^^^^^ help: consider prefixing with an underscore: `_fav_min`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.02s
[INFO] running `"docker" "inspect" "59ccdd47f734d7af4e9a2ea8c929353d9333ba04fcf1cd36f2ca78748c1ce6ab"`
[INFO] running `"docker" "rm" "-f" "59ccdd47f734d7af4e9a2ea8c929353d9333ba04fcf1cd36f2ca78748c1ce6ab"`
[INFO] [stdout] 59ccdd47f734d7af4e9a2ea8c929353d9333ba04fcf1cd36f2ca78748c1ce6ab
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/c-stoeckl/advent-of-code-2018:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 624a9001b21308b0b8b9538a5fe1a72ae229ce4c3c7b358230ae223b8c2c36aa
[INFO] running `"docker" "start" "-a" "624a9001b21308b0b8b9538a5fe1a72ae229ce4c3c7b358230ae223b8c2c36aa"`
[INFO] [stderr]    Compiling aoc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `fav_min`
[INFO] [stderr]   --> src/day_4/mod.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let fav_min = sleep.values().max().unwrap();
[INFO] [stderr]    |             ^^^^^^^ help: consider prefixing with an underscore: `_fav_min`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `"docker" "inspect" "624a9001b21308b0b8b9538a5fe1a72ae229ce4c3c7b358230ae223b8c2c36aa"`
[INFO] running `"docker" "rm" "-f" "624a9001b21308b0b8b9538a5fe1a72ae229ce4c3c7b358230ae223b8c2c36aa"`
[INFO] [stdout] 624a9001b21308b0b8b9538a5fe1a72ae229ce4c3c7b358230ae223b8c2c36aa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/c-stoeckl/advent-of-code-2018:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] e55e7e6c16dc23b8cba9ef161f46559306ffdf2f4bb4b2ee2204311fb9f5985f
[INFO] running `"docker" "start" "-a" "e55e7e6c16dc23b8cba9ef161f46559306ffdf2f4bb4b2ee2204311fb9f5985f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/aoc-03784d930279af70
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/aoc-6d1ac815f73871e2
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test lib::tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests aoc
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e55e7e6c16dc23b8cba9ef161f46559306ffdf2f4bb4b2ee2204311fb9f5985f"`
[INFO] running `"docker" "rm" "-f" "e55e7e6c16dc23b8cba9ef161f46559306ffdf2f4bb4b2ee2204311fb9f5985f"`
[INFO] [stdout] e55e7e6c16dc23b8cba9ef161f46559306ffdf2f4bb4b2ee2204311fb9f5985f