[INFO] cloning repository https://github.com/xumarcus/sudoku [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xumarcus/sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxumarcus%2Fsudoku", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxumarcus%2Fsudoku'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8392698798747b6e24918be1e48cef1f04250239 [INFO] testing xumarcus/sudoku against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxumarcus%2Fsudoku" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/xumarcus/sudoku on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/xumarcus/sudoku [INFO] removed 0 missing examples [INFO] finished tweaking git repo https://github.com/xumarcus/sudoku [INFO] tweaked toml for git repo https://github.com/xumarcus/sudoku written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/xumarcus/sudoku already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cfec4c9f24e5066bc5d8bf78ba0be21696997edef10f5e5457780547b1df403c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "cfec4c9f24e5066bc5d8bf78ba0be21696997edef10f5e5457780547b1df403c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cfec4c9f24e5066bc5d8bf78ba0be21696997edef10f5e5457780547b1df403c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cfec4c9f24e5066bc5d8bf78ba0be21696997edef10f5e5457780547b1df403c", kill_on_drop: false }` [INFO] [stdout] cfec4c9f24e5066bc5d8bf78ba0be21696997edef10f5e5457780547b1df403c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 35f9d96066671a5500721ce8cc4cb64ec60c7f6ab050d29ef67d034517e50945 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "35f9d96066671a5500721ce8cc4cb64ec60c7f6ab050d29ef67d034517e50945", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling thiserror-impl v1.0.25 [INFO] [stderr] Compiling thiserror v1.0.25 [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.09s [INFO] running `Command { std: "docker" "inspect" "35f9d96066671a5500721ce8cc4cb64ec60c7f6ab050d29ef67d034517e50945", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35f9d96066671a5500721ce8cc4cb64ec60c7f6ab050d29ef67d034517e50945", kill_on_drop: false }` [INFO] [stdout] 35f9d96066671a5500721ce8cc4cb64ec60c7f6ab050d29ef67d034517e50945 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 619d4fc7157866d50e812493dd8befc9f1186b9278f79a998dc28e957cf21090 [INFO] running `Command { std: "docker" "start" "-a" "619d4fc7157866d50e812493dd8befc9f1186b9278f79a998dc28e957cf21090", kill_on_drop: false }` [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling quickcheck_macros v1.0.0 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling env_logger v0.8.4 [INFO] [stderr] Compiling quickcheck v1.0.3 [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 16.70s [INFO] running `Command { std: "docker" "inspect" "619d4fc7157866d50e812493dd8befc9f1186b9278f79a998dc28e957cf21090", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "619d4fc7157866d50e812493dd8befc9f1186b9278f79a998dc28e957cf21090", kill_on_drop: false }` [INFO] [stdout] 619d4fc7157866d50e812493dd8befc9f1186b9278f79a998dc28e957cf21090 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f26000132624be5dfdb3e7fffe46ad09997708b4e9420234d914d52cbb31e4af [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f26000132624be5dfdb3e7fffe46ad09997708b4e9420234d914d52cbb31e4af", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/sudoku-0c102605e9eb0aef) [INFO] [stdout] [INFO] [stdout] running 13 tests [INFO] [stdout] test tests::prop_blk_indices_contain_self ... ok [INFO] [stdout] test tests::prop_iterate_items_nine_times ... ok [INFO] [stdout] test tests::prop_iterate_nonzero_items ... ok [INFO] [stdout] test tests::test_iterate_bits ... ok [INFO] [stdout] test tests::test_iterate_items_nine_times ... ok [INFO] [stdout] test tests::prune_buf_one_cell_empty ... ok [INFO] [stdout] test tests::prop_col_indices_contain_self ... ok [INFO] [stdout] test tests::prop_row_indices_contain_self ... ok [INFO] [stdout] test tests::test_iterate_nonzero_items ... ok [INFO] [stdout] test tests::test_kuhn_one_cell_empty ... ok [INFO] [stdout] test tests::test_kuhn_one_one_matching ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/sudoku-645932d51b295a13) [INFO] [stdout] test tests::test_kuhn_simple_sudoku ... ok [INFO] [stdout] test tests::prop_iterate_bits ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-af48bd35bdac4a0e) [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; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test serialization ... ok [INFO] [stdout] test solved_sudoku ... ok [INFO] [stdout] test one_cell_sudoku ... ok [INFO] [stdout] test sudoku_easy ... ok [INFO] [stdout] test sudoku_medium ... ok [INFO] [stdout] test unsolvable_sudokus ... ok [INFO] [stdout] test sudoku_hard ... ok [INFO] [stdout] test arto_inkala ... ok [INFO] [stderr] Doc-tests sudoku [INFO] [stdout] test multiple_solutions ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.41s [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f26000132624be5dfdb3e7fffe46ad09997708b4e9420234d914d52cbb31e4af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f26000132624be5dfdb3e7fffe46ad09997708b4e9420234d914d52cbb31e4af", kill_on_drop: false }` [INFO] [stdout] f26000132624be5dfdb3e7fffe46ad09997708b4e9420234d914d52cbb31e4af