[INFO] updating cached repository https://github.com/nrxus/advent_2017
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4abb77f550878b32611a23958c89ad9c31662b8d
[INFO] testing nrxus/advent_2017 against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnrxus%2Fadvent_2017" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nrxus/advent_2017 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/nrxus/advent_2017
[INFO] finished tweaking git repo https://github.com/nrxus/advent_2017
[INFO] tweaked toml for git repo https://github.com/nrxus/advent_2017 written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/nrxus/advent_2017 already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] fb9d53b196edb2a00f30f28fac11c090ccc2377c1d18344cf9e5e27ee69a94ad
[INFO] running `"docker" "start" "-a" "fb9d53b196edb2a00f30f28fac11c090ccc2377c1d18344cf9e5e27ee69a94ad"`
[INFO] [stderr]    Compiling advent_2017 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]   --> src/solvers/three.rs:21:10
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn b(input: u32) -> u32 {
[INFO] [stderr]    |          ^^^^^ help: consider prefixing with an underscore: `_input`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "fb9d53b196edb2a00f30f28fac11c090ccc2377c1d18344cf9e5e27ee69a94ad"`
[INFO] running `"docker" "rm" "-f" "fb9d53b196edb2a00f30f28fac11c090ccc2377c1d18344cf9e5e27ee69a94ad"`
[INFO] [stdout] fb9d53b196edb2a00f30f28fac11c090ccc2377c1d18344cf9e5e27ee69a94ad
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 30668447897a384234ac5e0df3528f3d19cbddd92a45a491ded85a174739f954
[INFO] running `"docker" "start" "-a" "30668447897a384234ac5e0df3528f3d19cbddd92a45a491ded85a174739f954"`
[INFO] [stderr]    Compiling advent_2017 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]   --> src/solvers/three.rs:21:10
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn b(input: u32) -> u32 {
[INFO] [stderr]    |          ^^^^^ help: consider prefixing with an underscore: `_input`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `"docker" "inspect" "30668447897a384234ac5e0df3528f3d19cbddd92a45a491ded85a174739f954"`
[INFO] running `"docker" "rm" "-f" "30668447897a384234ac5e0df3528f3d19cbddd92a45a491ded85a174739f954"`
[INFO] [stdout] 30668447897a384234ac5e0df3528f3d19cbddd92a45a491ded85a174739f954
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 6974183da535833b5e77b6dc2f49356e0db84097ca2709777adc49ca56008fca
[INFO] running `"docker" "start" "-a" "6974183da535833b5e77b6dc2f49356e0db84097ca2709777adc49ca56008fca"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/advent_2017-26581c993c95327b
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test solvers::one::test::a_none ... ok
[INFO] [stdout] test solvers::one::test::a_consecutive ... ok
[INFO] [stdout] test solvers::one::test::a_all ... ok
[INFO] [stdout] test solvers::one::test::b_none ... ok
[INFO] [stdout] test solvers::one::test::a_ends ... ok
[INFO] [stdout] test solvers::one::test::b_loops ... ok
[INFO] [stdout] test solvers::one::test::b_other ... ok
[INFO] [stdout] test solvers::one::test::b_all ... ok
[INFO] [stdout] test solvers::two::test::test_b ... ok
[INFO] [stdout] test solvers::three::test::test_a ... ok
[INFO] [stdout] test solvers::two::test::test_a ... ok
[INFO] [stdout] test solvers::one::test::b_perfect ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "6974183da535833b5e77b6dc2f49356e0db84097ca2709777adc49ca56008fca"`
[INFO] running `"docker" "rm" "-f" "6974183da535833b5e77b6dc2f49356e0db84097ca2709777adc49ca56008fca"`
[INFO] [stdout] 6974183da535833b5e77b6dc2f49356e0db84097ca2709777adc49ca56008fca