[INFO] updating cached repository https://github.com/cass-bennett/plank-arranger
[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] ca276e151e8bafbe412f1b358dcceceefbd5ac1f
[INFO] testing cass-bennett/plank-arranger against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcass-bennett%2Fplank-arranger" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cass-bennett/plank-arranger 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/cass-bennett/plank-arranger
[INFO] finished tweaking git repo https://github.com/cass-bennett/plank-arranger
[INFO] tweaked toml for git repo https://github.com/cass-bennett/plank-arranger written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/cass-bennett/plank-arranger 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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] 8ecebbf6cd5b0ed4e18acd0facd369fe297cf3b5339cabd0761d877eff6d77e7
[INFO] running `"docker" "start" "-a" "8ecebbf6cd5b0ed4e18acd0facd369fe297cf3b5339cabd0761d877eff6d77e7"`
[INFO] [stderr]    Compiling indexmap v0.4.1
[INFO] [stderr]    Compiling bitvec v0.13.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling priority-queue v0.6.0
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling plank-arranger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.30s
[INFO] running `"docker" "inspect" "8ecebbf6cd5b0ed4e18acd0facd369fe297cf3b5339cabd0761d877eff6d77e7"`
[INFO] running `"docker" "rm" "-f" "8ecebbf6cd5b0ed4e18acd0facd369fe297cf3b5339cabd0761d877eff6d77e7"`
[INFO] [stdout] 8ecebbf6cd5b0ed4e18acd0facd369fe297cf3b5339cabd0761d877eff6d77e7
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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] f9b0405022f6f7214261ecc22e62281513a93f335023117579ac37f0ed13bafd
[INFO] running `"docker" "start" "-a" "f9b0405022f6f7214261ecc22e62281513a93f335023117579ac37f0ed13bafd"`
[INFO] [stderr]    Compiling plank-arranger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.58s
[INFO] running `"docker" "inspect" "f9b0405022f6f7214261ecc22e62281513a93f335023117579ac37f0ed13bafd"`
[INFO] running `"docker" "rm" "-f" "f9b0405022f6f7214261ecc22e62281513a93f335023117579ac37f0ed13bafd"`
[INFO] [stdout] f9b0405022f6f7214261ecc22e62281513a93f335023117579ac37f0ed13bafd
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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] 4bf1d0ec0d772517770307e37b86fd8f4015d20d3491773b842017c15f331564
[INFO] running `"docker" "start" "-a" "4bf1d0ec0d772517770307e37b86fd8f4015d20d3491773b842017c15f331564"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/plank_arranger-bc102b93399da1c7
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_next_fn_all_unique ... ok
[INFO] [stdout] test tests::test_next_some_repeats ... ok
[INFO] [stdout] test tests::test_plank_initializer ... ok
[INFO] [stdout] test tests::test_soln_1 ... 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" "4bf1d0ec0d772517770307e37b86fd8f4015d20d3491773b842017c15f331564"`
[INFO] running `"docker" "rm" "-f" "4bf1d0ec0d772517770307e37b86fd8f4015d20d3491773b842017c15f331564"`
[INFO] [stdout] 4bf1d0ec0d772517770307e37b86fd8f4015d20d3491773b842017c15f331564