[INFO] cloning repository https://github.com/vasc/sudokugen [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vasc/sudokugen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvasc%2Fsudokugen", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvasc%2Fsudokugen'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4ab979eab6e013a77f221422e6eb70c39b7e264a [INFO] testing vasc/sudokugen against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvasc%2Fsudokugen" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/vasc/sudokugen on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/vasc/sudokugen [INFO] finished tweaking git repo https://github.com/vasc/sudokugen [INFO] tweaked toml for git repo https://github.com/vasc/sudokugen written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/vasc/sudokugen already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", 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] 0a41922da417608eee43c07bc7e4c59ffa85030485a3af73a03d2ed45a7a2d52 [INFO] running `Command { std: "docker" "start" "-a" "0a41922da417608eee43c07bc7e4c59ffa85030485a3af73a03d2ed45a7a2d52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0a41922da417608eee43c07bc7e4c59ffa85030485a3af73a03d2ed45a7a2d52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a41922da417608eee43c07bc7e4c59ffa85030485a3af73a03d2ed45a7a2d52", kill_on_drop: false }` [INFO] [stdout] 0a41922da417608eee43c07bc7e4c59ffa85030485a3af73a03d2ed45a7a2d52 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2540c2fc11851b8c438684d1cdc8550d0240f51f030dd9fd02afb1188cdc5cfb [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" "2540c2fc11851b8c438684d1cdc8550d0240f51f030dd9fd02afb1188cdc5cfb", kill_on_drop: false }` [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling crossbeam-queue v0.2.1 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling rayon v1.3.0 [INFO] [stderr] Compiling sudokugen v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.53s [INFO] running `Command { std: "docker" "inspect" "2540c2fc11851b8c438684d1cdc8550d0240f51f030dd9fd02afb1188cdc5cfb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2540c2fc11851b8c438684d1cdc8550d0240f51f030dd9fd02afb1188cdc5cfb", kill_on_drop: false }` [INFO] [stdout] 2540c2fc11851b8c438684d1cdc8550d0240f51f030dd9fd02afb1188cdc5cfb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9b6b361f5a485017cfac13deb5b4b48d47c3e5a4509adf2a58793f7b2d3b2abe [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" "9b6b361f5a485017cfac13deb5b4b48d47c3e5a4509adf2a58793f7b2d3b2abe", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling serde v1.0.110 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Compiling proc-macro2 v1.0.17 [INFO] [stderr] Compiling syn v1.0.24 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling regex-syntax v0.6.17 [INFO] [stderr] Compiling oorandom v11.1.1 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling quote v1.0.6 [INFO] [stderr] Compiling criterion-plot v0.4.2 [INFO] [stderr] Compiling plotters v0.2.14 [INFO] [stderr] Compiling regex v1.3.7 [INFO] [stderr] Compiling bstr v0.2.13 [INFO] [stderr] Compiling serde_json v1.0.53 [INFO] [stderr] Compiling csv v1.1.3 [INFO] [stderr] Compiling tinytemplate v1.0.4 [INFO] [stderr] Compiling serde_derive v1.0.110 [INFO] [stderr] Compiling criterion v0.3.2 [INFO] [stderr] Compiling sudokugen v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1m 20s [INFO] running `Command { std: "docker" "inspect" "9b6b361f5a485017cfac13deb5b4b48d47c3e5a4509adf2a58793f7b2d3b2abe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b6b361f5a485017cfac13deb5b4b48d47c3e5a4509adf2a58793f7b2d3b2abe", kill_on_drop: false }` [INFO] [stdout] 9b6b361f5a485017cfac13deb5b4b48d47c3e5a4509adf2a58793f7b2d3b2abe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", 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] dcac42620932ae8ee641d14ed5bd447258484e3672ffb419af4545b98399c8af [INFO] running `Command { std: "docker" "start" "-a" "dcac42620932ae8ee641d14ed5bd447258484e3672ffb419af4545b98399c8af", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/sudokugen-c44f29bdd87cd9bc) [INFO] [stdout] [INFO] [stdout] running 28 tests [INFO] [stdout] test board::test::basics ... ok [INFO] [stdout] test board::test::iter_cells ... ok [INFO] [stdout] test board::test::from ... ok [INFO] [stdout] test solver::candidate_cache::tests::set_value_updates_possible_values ... ok [INFO] [stdout] test solver::candidate_cache::tests::set_value_updates_possible_loc ... ok [INFO] [stdout] test solver::indexed_map::test::is_empty ... ok [INFO] [stdout] test solver::candidate_cache::tests::possible_values_after_parse ... ok [INFO] [stderr] Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-0902f5a1f90d2da1) [INFO] [stdout] test solver::candidate_cache::tests::test_set_value_removes_cell_as_candidate_for_other_values ... ok [INFO] [stdout] test solver::indexed_map::test::iter ... ok [INFO] [stdout] test solver::indexed_map::test::keys ... ok [INFO] [stdout] test solver::tests::hidden_singles_after_backtrack ... ok [INFO] [stdout] test solver::indexed_map::test::remove ... ok [INFO] [stdout] test solver::tests::register_move_results_in_error ... ok [INFO] [stdout] test solver::candidate_cache::tests::test_undo ... ok [INFO] [stdout] test solver::indexed_map::test::entry_default ... ok [INFO] [stdout] test solver::indexed_map::test::entry_is_mut ... ok [INFO] [stdout] test board::test::square ... ok [INFO] [stdout] test solver::indexed_map::test::get ... ok [INFO] [stdout] test board::test::set_value ... ok [INFO] [stdout] test board::test::possible_values_is_zero ... ok [INFO] [stdout] test board::test::possible_values ... ok [INFO] [stdout] test solver::indexed_map::test::get_mut ... ok [INFO] [stdout] test solver::indexed_map::test::insert ... ok [INFO] [stdout] test board::test::iter_square ... ok [INFO] [stdout] test solver::candidate_cache::tests::possible_locs_after_parse ... ok [INFO] [stdout] test solver::tests::naked_singles ... ok [INFO] [stdout] test solver::candidate_cache::tests::test_iter_candidates ... ok [INFO] [stdout] test solver::tests::hidden_singles ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test_solved ... ok [INFO] [stdout] test solve_sudoku_with_backtrack ... ok [INFO] [stdout] test solve_sudoku_simple ... ok [INFO] [stderr] Doc-tests sudokugen [INFO] [stdout] test generate_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.22s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 36 tests [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name sudokugen --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-0860bf3dc79ee9b3.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-90e61f563dd10fb5.rlib --extern rayon=/opt/rustwide/target/debug/deps/librayon-b1174f6234826d42.rlib --extern sudokugen=/opt/rustwide/target/debug/deps/libsudokugen-51a037aaac80e1cd.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill) [INFO] running `Command { std: "docker" "inspect" "dcac42620932ae8ee641d14ed5bd447258484e3672ffb419af4545b98399c8af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dcac42620932ae8ee641d14ed5bd447258484e3672ffb419af4545b98399c8af", kill_on_drop: false }` [INFO] [stdout] dcac42620932ae8ee641d14ed5bd447258484e3672ffb419af4545b98399c8af