[INFO] updating cached repository stewart/ukodus-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/stewart/ukodus-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/stewart/ukodus-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/stewart/ukodus-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/stewart/ukodus-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/stewart/ukodus-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stewart/ukodus-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stewart/ukodus-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f7e580ec4454b65dbe1108a46e37b43092226acc
[INFO] sha for GitHub repo stewart/ukodus-rs: f7e580ec4454b65dbe1108a46e37b43092226acc
[INFO] validating manifest of stewart/ukodus-rs 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 stewart/ukodus-rs 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 stewart/ukodus-rs
[INFO] finished frobbing stewart/ukodus-rs
[INFO] frobbed toml for stewart/ukodus-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/stewart/ukodus-rs/Cargo.toml
[INFO] started frobbing stewart/ukodus-rs
[INFO] finished frobbing stewart/ukodus-rs
[INFO] frobbed toml for stewart/ukodus-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stewart/ukodus-rs/Cargo.toml
[INFO] crate stewart/ukodus-rs 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing stewart/ukodus-rs against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stewart/ukodus-rs:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] af63fbf195aaecd82f9952311fcf86c187e38dc9827a61ad8b72104d610f2ea3
[INFO] running `"docker" "start" "-a" "af63fbf195aaecd82f9952311fcf86c187e38dc9827a61ad8b72104d610f2ea3"`
[INFO] [stderr]    Compiling either v1.3.0
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]    Compiling itertools v0.7.2
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]    Compiling rayon v0.9.0
[INFO] [stderr]    Compiling ukodus v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.25s
[INFO] running `"docker" "inspect" "af63fbf195aaecd82f9952311fcf86c187e38dc9827a61ad8b72104d610f2ea3"`
[INFO] running `"docker" "rm" "-f" "af63fbf195aaecd82f9952311fcf86c187e38dc9827a61ad8b72104d610f2ea3"`
[INFO] [stdout] af63fbf195aaecd82f9952311fcf86c187e38dc9827a61ad8b72104d610f2ea3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stewart/ukodus-rs:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3bd8220d462e71216a9f58ad444a9c94d9fcf887e663bcec10711ee088110033
[INFO] running `"docker" "start" "-a" "3bd8220d462e71216a9f58ad444a9c94d9fcf887e663bcec10711ee088110033"`
[INFO] [stderr]    Compiling ukodus v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `"docker" "inspect" "3bd8220d462e71216a9f58ad444a9c94d9fcf887e663bcec10711ee088110033"`
[INFO] running `"docker" "rm" "-f" "3bd8220d462e71216a9f58ad444a9c94d9fcf887e663bcec10711ee088110033"`
[INFO] [stdout] 3bd8220d462e71216a9f58ad444a9c94d9fcf887e663bcec10711ee088110033
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stewart/ukodus-rs:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] a0ca871907e5b3083f0b01c8c23ffe34fd697723c18e152280e48e6ac9ac698e
[INFO] running `"docker" "start" "-a" "a0ca871907e5b3083f0b01c8c23ffe34fd697723c18e152280e48e6ac9ac698e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ukodus-dd930bccc4c4e17a
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test puzzle::tests::test_boxes ... ok
[INFO] [stdout] test puzzle::tests::test_find_box ... ok
[INFO] [stdout] test puzzle::tests::test_gaps ... ok
[INFO] [stdout] test puzzle::tests::test_get ... ok
[INFO] [stdout] test puzzle::tests::test_row ... ok
[INFO] [stdout] test puzzle::tests::test_possibilities_for ... ok
[INFO] [stdout] test puzzle::tests::test_is_valid ... ok
[INFO] [stdout] test puzzle::tests::test_rows ... ok
[INFO] [stdout] test puzzle::tests::test_set ... ok
[INFO] [stdout] test puzzle::tests::test_col ... ok
[INFO] [stdout] test puzzle::tests::test_cols ... ok
[INFO] [stdout] test puzzle::tests::test_count ... ok
[INFO] [stdout] test solver::tests::test_solver_basic ... ok
[INFO] [stdout] test solver::tests::test_solver_hard ... ok
[INFO] [stdout] test solver::tests::test_solvable ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ukodus-f73760278700c61a
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests ukodus
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "a0ca871907e5b3083f0b01c8c23ffe34fd697723c18e152280e48e6ac9ac698e"`
[INFO] running `"docker" "rm" "-f" "a0ca871907e5b3083f0b01c8c23ffe34fd697723c18e152280e48e6ac9ac698e"`
[INFO] [stdout] a0ca871907e5b3083f0b01c8c23ffe34fd697723c18e152280e48e6ac9ac698e