[INFO] fetching crate sudokugen 0.2.0... [INFO] testing sudokugen-0.2.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] extracting crate sudokugen 0.2.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate sudokugen 0.2.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate sudokugen 0.2.0 [INFO] finished tweaking crates.io crate sudokugen 0.2.0 [INFO] tweaked toml for crates.io crate sudokugen 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9ebadea8de26bd23cd9ba7849f4ee2c41045d5379ff3c825ed80d18f24231111 [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" "9ebadea8de26bd23cd9ba7849f4ee2c41045d5379ff3c825ed80d18f24231111", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9ebadea8de26bd23cd9ba7849f4ee2c41045d5379ff3c825ed80d18f24231111", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ebadea8de26bd23cd9ba7849f4ee2c41045d5379ff3c825ed80d18f24231111", kill_on_drop: false }` [INFO] [stdout] 9ebadea8de26bd23cd9ba7849f4ee2c41045d5379ff3c825ed80d18f24231111 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5b7cf2ed7144e21748aeb5041cc0d6516d7a6356bec75a2b6ec6f7505eaa4b5c [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" "5b7cf2ed7144e21748aeb5041cc0d6516d7a6356bec75a2b6ec6f7505eaa4b5c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [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 sudokugen v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 23.09s [INFO] running `Command { std: "docker" "inspect" "5b7cf2ed7144e21748aeb5041cc0d6516d7a6356bec75a2b6ec6f7505eaa4b5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b7cf2ed7144e21748aeb5041cc0d6516d7a6356bec75a2b6ec6f7505eaa4b5c", kill_on_drop: false }` [INFO] [stdout] 5b7cf2ed7144e21748aeb5041cc0d6516d7a6356bec75a2b6ec6f7505eaa4b5c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 5e6326e052d7fae22615b435f818d3e34fe1b0dfd7290b209b1e96f7b9133b28 [INFO] running `Command { std: "docker" "start" "-a" "5e6326e052d7fae22615b435f818d3e34fe1b0dfd7290b209b1e96f7b9133b28", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.3 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling plotters-backend v0.3.2 [INFO] [stderr] Compiling half v1.7.1 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling plotters-svg v0.3.1 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling criterion-plot v0.4.3 [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Compiling serde_cbor v0.11.1 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.3.4 [INFO] [stderr] Compiling sudokugen v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1m 46s [INFO] running `Command { std: "docker" "inspect" "5e6326e052d7fae22615b435f818d3e34fe1b0dfd7290b209b1e96f7b9133b28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e6326e052d7fae22615b435f818d3e34fe1b0dfd7290b209b1e96f7b9133b28", kill_on_drop: false }` [INFO] [stdout] 5e6326e052d7fae22615b435f818d3e34fe1b0dfd7290b209b1e96f7b9133b28 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 54d8141e239baa59f39b7ca71c312baa2c729656ec6d9fbc44fb618d45100a7f [INFO] running `Command { std: "docker" "start" "-a" "54d8141e239baa59f39b7ca71c312baa2c729656ec6d9fbc44fb618d45100a7f", 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-dba0450023b99650) [INFO] [stdout] [INFO] [stdout] running 28 tests [INFO] [stdout] test board::test::basics ... ok [INFO] [stdout] test board::test::from ... ok [INFO] [stdout] test board::test::iter_square ... ok [INFO] [stdout] test board::test::possible_values ... ok [INFO] [stdout] test board::test::possible_values_is_zero ... ok [INFO] [stdout] test board::test::set_value ... ok [INFO] [stdout] test solver::indexed_map::test::entry_default ... ok [INFO] [stdout] test board::test::square ... ok [INFO] [stdout] test solver::indexed_map::test::is_empty ... ok [INFO] [stdout] test solver::indexed_map::test::iter ... ok [INFO] [stdout] test solver::indexed_map::test::remove ... ok [INFO] [stdout] test solver::indexed_map::test::keys ... ok [INFO] [stdout] test solver::candidate_cache::tests::possible_values_after_parse ... 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::tests::naked_singles ... ok [INFO] [stdout] test solver::candidate_cache::tests::test_set_value_removes_cell_as_candidate_for_other_values ... ok [INFO] [stdout] test solver::candidate_cache::tests::test_undo ... ok [INFO] [stdout] test solver::indexed_map::test::entry_is_mut ... ok [INFO] [stdout] test solver::indexed_map::test::get ... 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_cells ... ok [INFO] [stdout] test solver::candidate_cache::tests::test_iter_candidates ... ok [INFO] [stdout] test solver::tests::hidden_singles_after_backtrack ... ok [INFO] [stdout] test solver::candidate_cache::tests::possible_locs_after_parse ... ok [INFO] [stdout] test solver::tests::hidden_singles ... ok [INFO] [stderr] Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-f36c6b2d52c8986c) [INFO] [stdout] test solver::tests::register_move_results_in_error ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s [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] [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 0.62s [INFO] [stdout] [INFO] [stderr] Doc-tests sudokugen [INFO] [stderr] warning: lint `missing_doc_code_examples` has been renamed to `rustdoc::missing_doc_code_examples` [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:122:9 [INFO] [stderr] | [INFO] [stderr] 122 | #![warn(missing_doc_code_examples)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_doc_code_examples` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [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-11e055f54183c0bd.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-273227218bf18930.rlib --extern rayon=/opt/rustwide/target/debug/deps/librayon-ca6b2c9513b376c5.rlib --extern sudokugen=/opt/rustwide/target/debug/deps/libsudokugen-660fab8aa4763738.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill) [INFO] running `Command { std: "docker" "inspect" "54d8141e239baa59f39b7ca71c312baa2c729656ec6d9fbc44fb618d45100a7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "54d8141e239baa59f39b7ca71c312baa2c729656ec6d9fbc44fb618d45100a7f", kill_on_drop: false }` [INFO] [stdout] 54d8141e239baa59f39b7ca71c312baa2c729656ec6d9fbc44fb618d45100a7f