[INFO] updating cached repository vipentti/advent-of-code-2018
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/vipentti/advent-of-code-2018
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/vipentti/advent-of-code-2018" "work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/vipentti/advent-of-code-2018"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/vipentti/advent-of-code-2018'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/vipentti/advent-of-code-2018" "work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/vipentti/advent-of-code-2018"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/vipentti/advent-of-code-2018'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 66c92c020b05aae9d368ef9854de7f4ac9d127df
[INFO] sha for GitHub repo vipentti/advent-of-code-2018: 66c92c020b05aae9d368ef9854de7f4ac9d127df
[INFO] validating manifest of vipentti/advent-of-code-2018 on toolchain master#efe2f32a6b8217425f361ec7c206910c611c03ee
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of vipentti/advent-of-code-2018 on toolchain try#78b0bd8441ef961f6475e3d47fe3bca38cb83432
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing vipentti/advent-of-code-2018
[INFO] finished frobbing vipentti/advent-of-code-2018
[INFO] frobbed toml for vipentti/advent-of-code-2018 written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/vipentti/advent-of-code-2018/Cargo.toml
[INFO] started frobbing vipentti/advent-of-code-2018
[INFO] finished frobbing vipentti/advent-of-code-2018
[INFO] frobbed toml for vipentti/advent-of-code-2018 written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/vipentti/advent-of-code-2018/Cargo.toml
[INFO] crate vipentti/advent-of-code-2018 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking vipentti/advent-of-code-2018 against master#efe2f32a6b8217425f361ec7c206910c611c03ee for pr-60039
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-5/master#efe2f32a6b8217425f361ec7c206910c611c03ee:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/vipentti/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=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" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f3fb991c71805c4c5a536c499bb2c0f547e90d62ce7804ad0dfd4088fd7d36da
[INFO] running `"docker" "start" "-a" "f3fb991c71805c4c5a536c499bb2c0f547e90d62ce7804ad0dfd4088fd7d36da"`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]     Checking memchr v2.1.1
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking advent-of-code-2018 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `example1`
[INFO] [stderr]     --> src/day15.rs:1099:13
[INFO] [stderr]      |
[INFO] [stderr] 1099 |         let example1 = r"
[INFO] [stderr]      |             ^^^^^^^^ help: consider prefixing with an underscore: `_example1`
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `movement`
[INFO] [stderr]     --> src/day15.rs:1109:13
[INFO] [stderr]      |
[INFO] [stderr] 1109 |         let movement = r"
[INFO] [stderr]      |             ^^^^^^^^ help: consider prefixing with an underscore: `_movement`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `example0`
[INFO] [stderr]     --> src/day15.rs:1121:13
[INFO] [stderr]      |
[INFO] [stderr] 1121 |         let example0 = r"
[INFO] [stderr]      |             ^^^^^^^^ help: consider prefixing with an underscore: `_example0`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `example2`
[INFO] [stderr]     --> src/day15.rs:1131:13
[INFO] [stderr]      |
[INFO] [stderr] 1131 |         let example2 = r"
[INFO] [stderr]      |             ^^^^^^^^ help: consider prefixing with an underscore: `_example2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `example3`
[INFO] [stderr]     --> src/day15.rs:1141:13
[INFO] [stderr]      |
[INFO] [stderr] 1141 |         let example3 = r"
[INFO] [stderr]      |             ^^^^^^^^ help: consider prefixing with an underscore: `_example3`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.65s
[INFO] running `"docker" "inspect" "f3fb991c71805c4c5a536c499bb2c0f547e90d62ce7804ad0dfd4088fd7d36da"`
[INFO] running `"docker" "rm" "-f" "f3fb991c71805c4c5a536c499bb2c0f547e90d62ce7804ad0dfd4088fd7d36da"`
[INFO] [stdout] f3fb991c71805c4c5a536c499bb2c0f547e90d62ce7804ad0dfd4088fd7d36da