[INFO] updating cached repository kenrick95/adventofcode2017
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kenrick95/adventofcode2017
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kenrick95/adventofcode2017" "work/ex/beta-1.38-1/sources/1.37.0/gh/kenrick95/adventofcode2017"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/kenrick95/adventofcode2017'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kenrick95/adventofcode2017" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kenrick95/adventofcode2017"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kenrick95/adventofcode2017'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 75b1830f323d6de54e59c637eb7893cf09257f77
[INFO] sha for GitHub repo kenrick95/adventofcode2017: 75b1830f323d6de54e59c637eb7893cf09257f77
[INFO] validating manifest of kenrick95/adventofcode2017 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 kenrick95/adventofcode2017 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 kenrick95/adventofcode2017
[INFO] finished frobbing kenrick95/adventofcode2017
[INFO] frobbed toml for kenrick95/adventofcode2017 written to work/ex/beta-1.38-1/sources/1.37.0/gh/kenrick95/adventofcode2017/Cargo.toml
[INFO] started frobbing kenrick95/adventofcode2017
[INFO] finished frobbing kenrick95/adventofcode2017
[INFO] frobbed toml for kenrick95/adventofcode2017 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kenrick95/adventofcode2017/Cargo.toml
[INFO] crate kenrick95/adventofcode2017 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing kenrick95/adventofcode2017 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kenrick95/adventofcode2017:/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] 91e61e0762c8e8271e0ef1988a03c7180a924f65b2a99a7b2ced1463c82ef3c1
[INFO] running `"docker" "start" "-a" "91e61e0762c8e8271e0ef1988a03c7180a924f65b2a99a7b2ced1463c82ef3c1"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling regex v0.2.5
[INFO] [stderr]    Compiling aoc2017 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/day23part2.rs:15:7
[INFO] [stderr]    |
[INFO] [stderr] 15 |   let mut e = 2;
[INFO] [stderr]    |       ----^
[INFO] [stderr]    |       |
[INFO] [stderr]    |       help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/day23part2.rs:16:7
[INFO] [stderr]    |
[INFO] [stderr] 16 |   let mut g = 0;
[INFO] [stderr]    |       ----^
[INFO] [stderr]    |       |
[INFO] [stderr]    |       help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.50s
[INFO] running `"docker" "inspect" "91e61e0762c8e8271e0ef1988a03c7180a924f65b2a99a7b2ced1463c82ef3c1"`
[INFO] running `"docker" "rm" "-f" "91e61e0762c8e8271e0ef1988a03c7180a924f65b2a99a7b2ced1463c82ef3c1"`
[INFO] [stdout] 91e61e0762c8e8271e0ef1988a03c7180a924f65b2a99a7b2ced1463c82ef3c1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kenrick95/adventofcode2017:/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] 9efbc1f39f2f4ff16dbd5ffc571e6d6f4c99e00a7e1099e33b224178547d4f7c
[INFO] running `"docker" "start" "-a" "9efbc1f39f2f4ff16dbd5ffc571e6d6f4c99e00a7e1099e33b224178547d4f7c"`
[INFO] [stderr]    Compiling aoc2017 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/day23part2.rs:15:7
[INFO] [stderr]    |
[INFO] [stderr] 15 |   let mut e = 2;
[INFO] [stderr]    |       ----^
[INFO] [stderr]    |       |
[INFO] [stderr]    |       help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/day23part2.rs:16:7
[INFO] [stderr]    |
[INFO] [stderr] 16 |   let mut g = 0;
[INFO] [stderr]    |       ----^
[INFO] [stderr]    |       |
[INFO] [stderr]    |       help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `"docker" "inspect" "9efbc1f39f2f4ff16dbd5ffc571e6d6f4c99e00a7e1099e33b224178547d4f7c"`
[INFO] running `"docker" "rm" "-f" "9efbc1f39f2f4ff16dbd5ffc571e6d6f4c99e00a7e1099e33b224178547d4f7c"`
[INFO] [stdout] 9efbc1f39f2f4ff16dbd5ffc571e6d6f4c99e00a7e1099e33b224178547d4f7c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kenrick95/adventofcode2017:/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] 72ae9b20971fac4decde62c4e80671de34060956e2b1edc8f13990d13ca0ac18
[INFO] running `"docker" "start" "-a" "72ae9b20971fac4decde62c4e80671de34060956e2b1edc8f13990d13ca0ac18"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/aoc2017-b01a40fb7babe3aa
[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" "72ae9b20971fac4decde62c4e80671de34060956e2b1edc8f13990d13ca0ac18"`
[INFO] running `"docker" "rm" "-f" "72ae9b20971fac4decde62c4e80671de34060956e2b1edc8f13990d13ca0ac18"`
[INFO] [stdout] 72ae9b20971fac4decde62c4e80671de34060956e2b1edc8f13990d13ca0ac18