[INFO] updating cached repository Aehmlo/ku
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Aehmlo/ku
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Aehmlo/ku" "work/ex/beta-1.37-6/sources/1.36.0/gh/Aehmlo/ku"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Aehmlo/ku'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Aehmlo/ku" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Aehmlo/ku"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Aehmlo/ku'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d2cb746ff47d427128f53f593efc555212cf32b5
[INFO] sha for GitHub repo Aehmlo/ku: d2cb746ff47d427128f53f593efc555212cf32b5
[INFO] validating manifest of Aehmlo/ku on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Aehmlo/ku on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Aehmlo/ku
[INFO] finished frobbing Aehmlo/ku
[INFO] frobbed toml for Aehmlo/ku written to work/ex/beta-1.37-6/sources/1.36.0/gh/Aehmlo/ku/Cargo.toml
[INFO] started frobbing Aehmlo/ku
[INFO] finished frobbing Aehmlo/ku
[INFO] frobbed toml for Aehmlo/ku written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Aehmlo/ku/Cargo.toml
[INFO] crate Aehmlo/ku already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Aehmlo/ku against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Aehmlo/ku:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] c4a6b471661adc7591663087a3b5ff6d1e61c6261affd279e3e5f9b9c33488ac
[INFO] running `"docker" "start" "-a" "c4a6b471661adc7591663087a3b5ff6d1e61c6261affd279e3e5f9b9c33488ac"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling stdweb v0.4.15
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.6
[INFO] [stderr]    Compiling stdweb-derive v0.5.1
[INFO] [stderr]    Compiling ku v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.63s
[INFO] running `"docker" "inspect" "c4a6b471661adc7591663087a3b5ff6d1e61c6261affd279e3e5f9b9c33488ac"`
[INFO] running `"docker" "rm" "-f" "c4a6b471661adc7591663087a3b5ff6d1e61c6261affd279e3e5f9b9c33488ac"`
[INFO] [stdout] c4a6b471661adc7591663087a3b5ff6d1e61c6261affd279e3e5f9b9c33488ac
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Aehmlo/ku:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c765ad1c016f9ef755f9601198a72f4119974edbee0fbd6bae3ff740e546ae34
[INFO] running `"docker" "start" "-a" "c765ad1c016f9ef755f9601198a72f4119974edbee0fbd6bae3ff740e546ae34"`
[INFO] [stderr]    Compiling ku v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `"docker" "inspect" "c765ad1c016f9ef755f9601198a72f4119974edbee0fbd6bae3ff740e546ae34"`
[INFO] running `"docker" "rm" "-f" "c765ad1c016f9ef755f9601198a72f4119974edbee0fbd6bae3ff740e546ae34"`
[INFO] [stdout] c765ad1c016f9ef755f9601198a72f4119974edbee0fbd6bae3ff740e546ae34
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Aehmlo/ku:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] a9d427856739bd4380014a493daac54c11d879d6b1a18e5f6a6021241129d6d5
[INFO] running `"docker" "start" "-a" "a9d427856739bd4380014a493daac54c11d879d6b1a18e5f6a6021241129d6d5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sudoku-824f8df87dd70fad
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test sol::tests::test_is_uniquely_solvable ... ok
[INFO] [stdout] test sol::tests::test_calculate_c ... ok
[INFO] [stdout] test sol::tests::test_map_from_sudoku ... ok
[INFO] [stdout] test sol::tests::test_set_eliminate ... ok
[INFO] [stdout] test sol::tests::test_set_freedom ... ok
[INFO] [stdout] test sudoku::tests::test_group_is_valid ... ok
[INFO] [stdout] test sudoku::tests::test_group_is_complete ... ok
[INFO] [stdout] test sudoku::tests::test_group_elements ... ok
[INFO] [stdout] test sudoku::tests::test_point_compose ... ok
[INFO] [stdout] test sol::tests::test_set_new ... ok
[INFO] [stdout] test sudoku::tests::test_point_index ... ok
[INFO] [stdout] test sudoku::tests::test_point_index_mut ... ok
[INFO] [stdout] test sudoku::tests::test_point_snap ... ok
[INFO] [stdout] test sudoku::tests::test_sudoku_from_str ... ok
[INFO] [stdout] test sol::tests::test_map_new ... ok
[INFO] [stdout] test sudoku::tests::test_sudoku_groups_length_3_2d ... ok
[INFO] [stdout] test sudoku::tests::test_sudoku_from_str_parse_compose ... ok
[INFO] [stdout] test sudoku::tests::test_sudoku_groups_length_4_2d ... ok
[INFO] [stdout] test sudoku::tests::test_sudoku_new ... ok
[INFO] [stdout] test sudoku::tests::test_sudoku_order ... ok
[INFO] [stdout] test sudoku::tests::test_sudoku_groups_index_y_3 ... ok
[INFO] [stdout] test sudoku::tests::test_sudoku_groups_index_y_4 ... ok
[INFO] [stdout] test sudoku::tests::test_sudoku_groups_index_x_3 ... ok
[INFO] [stdout] test sudoku::tests::test_sudoku_groups_index_x_4 ... ok
[INFO] [stdout] test gen::tests::test_grid ... ok
[INFO] [stdout] test gen::tests::test_grid_hang ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ku-704a82801452bfc3
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sol-4b9553968e7a9490
[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] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_solve_o4_2d ... ignored
[INFO] [stdout] test test_uniquely_solveable ... ignored
[INFO] [stdout] test test_group_is_complete_and_is_valid ... ok
[INFO] [stdout] test test_solve_o3_2d ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sudoku
[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" "a9d427856739bd4380014a493daac54c11d879d6b1a18e5f6a6021241129d6d5"`
[INFO] running `"docker" "rm" "-f" "a9d427856739bd4380014a493daac54c11d879d6b1a18e5f6a6021241129d6d5"`
[INFO] [stdout] a9d427856739bd4380014a493daac54c11d879d6b1a18e5f6a6021241129d6d5