[INFO] cloning repository Swatinem/aoc2016
[INFO] running `"git" "clone" "--bare" "git://github.com/Swatinem/aoc2016.git" "work/cache/sources/gh/Swatinem/aoc2016"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/Swatinem/aoc2016'...
[INFO] running `"git" "clone" "work/cache/sources/gh/Swatinem/aoc2016" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Swatinem/aoc2016"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Swatinem/aoc2016'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Swatinem/aoc2016" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Swatinem/aoc2016"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Swatinem/aoc2016'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 27bcc5acd5f95fdaf6cc3cc37f0cb5c4f1405f41
[INFO] sha for GitHub repo Swatinem/aoc2016: 27bcc5acd5f95fdaf6cc3cc37f0cb5c4f1405f41
[INFO] validating manifest of Swatinem/aoc2016 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Swatinem/aoc2016 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Swatinem/aoc2016
[INFO] finished frobbing Swatinem/aoc2016
[INFO] frobbed toml for Swatinem/aoc2016 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Swatinem/aoc2016/Cargo.toml
[INFO] started frobbing Swatinem/aoc2016
[INFO] finished frobbing Swatinem/aoc2016
[INFO] frobbed toml for Swatinem/aoc2016 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Swatinem/aoc2016/Cargo.toml
[INFO] crate Swatinem/aoc2016 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Swatinem/aoc2016 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Swatinem/aoc2016:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 28b4af8a251ec1f7748a997eee2c97b75264c5ea3d69da2ad7364e4ab6e7bbbc
[INFO] running `"docker" "start" "-a" "28b4af8a251ec1f7748a997eee2c97b75264c5ea3d69da2ad7364e4ab6e7bbbc"`
[INFO] [stderr]    Compiling aoc2016 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/day1b.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let mut input = input;
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "28b4af8a251ec1f7748a997eee2c97b75264c5ea3d69da2ad7364e4ab6e7bbbc"`
[INFO] running `"docker" "rm" "-f" "28b4af8a251ec1f7748a997eee2c97b75264c5ea3d69da2ad7364e4ab6e7bbbc"`
[INFO] [stdout] 28b4af8a251ec1f7748a997eee2c97b75264c5ea3d69da2ad7364e4ab6e7bbbc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Swatinem/aoc2016:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 78d3cf28fb4c8f6e4da68af5cc6e1cdaa7d100062c128a6c03e1f95d982c4ce1
[INFO] running `"docker" "start" "-a" "78d3cf28fb4c8f6e4da68af5cc6e1cdaa7d100062c128a6c03e1f95d982c4ce1"`
[INFO] [stderr]    Compiling aoc2016 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/day1b.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let mut input = input;
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `"docker" "inspect" "78d3cf28fb4c8f6e4da68af5cc6e1cdaa7d100062c128a6c03e1f95d982c4ce1"`
[INFO] running `"docker" "rm" "-f" "78d3cf28fb4c8f6e4da68af5cc6e1cdaa7d100062c128a6c03e1f95d982c4ce1"`
[INFO] [stdout] 78d3cf28fb4c8f6e4da68af5cc6e1cdaa7d100062c128a6c03e1f95d982c4ce1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Swatinem/aoc2016:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 072cff3a4f16fff456ae1debc7300dcb1519adfbd388baaf34713b88c1694b81
[INFO] running `"docker" "start" "-a" "072cff3a4f16fff456ae1debc7300dcb1519adfbd388baaf34713b88c1694b81"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/aoc2016-dfc4925d6074f92f
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test day2b::test ... ok
[INFO] [stdout] test day2a::test ... ok
[INFO] [stdout] test day1b::test ... ok
[INFO] [stdout] test day1a::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "072cff3a4f16fff456ae1debc7300dcb1519adfbd388baaf34713b88c1694b81"`
[INFO] running `"docker" "rm" "-f" "072cff3a4f16fff456ae1debc7300dcb1519adfbd388baaf34713b88c1694b81"`
[INFO] [stdout] 072cff3a4f16fff456ae1debc7300dcb1519adfbd388baaf34713b88c1694b81