[INFO] crate sudoku_rs 0.2.3 is already in cache
[INFO] testing sudoku_rs-0.2.3 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate sudoku_rs 0.2.3 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate sudoku_rs 0.2.3 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sudoku_rs 0.2.3
[INFO] finished tweaking crates.io crate sudoku_rs 0.2.3
[INFO] tweaked toml for crates.io crate sudoku_rs 0.2.3 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b722503e62f6f98b1ace79852a12ab4fcc2038e7fb7bf89e3eec93f8d955c759
[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" "b722503e62f6f98b1ace79852a12ab4fcc2038e7fb7bf89e3eec93f8d955c759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b722503e62f6f98b1ace79852a12ab4fcc2038e7fb7bf89e3eec93f8d955c759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b722503e62f6f98b1ace79852a12ab4fcc2038e7fb7bf89e3eec93f8d955c759", kill_on_drop: false }`
[INFO] [stdout] b722503e62f6f98b1ace79852a12ab4fcc2038e7fb7bf89e3eec93f8d955c759
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19d772cc20e16802498d3f2dc23779fac414cbe347c0aa0c3d1ad3045d35cc9d
[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" "19d772cc20e16802498d3f2dc23779fac414cbe347c0aa0c3d1ad3045d35cc9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku_rs v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "19d772cc20e16802498d3f2dc23779fac414cbe347c0aa0c3d1ad3045d35cc9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19d772cc20e16802498d3f2dc23779fac414cbe347c0aa0c3d1ad3045d35cc9d", kill_on_drop: false }`
[INFO] [stdout] 19d772cc20e16802498d3f2dc23779fac414cbe347c0aa0c3d1ad3045d35cc9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06902e788117378bc6561e8b4bceadf461e0c25d8fcbc55d2fd71fd4434dc2c0
[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" "06902e788117378bc6561e8b4bceadf461e0c25d8fcbc55d2fd71fd4434dc2c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling sudoku_rs v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "06902e788117378bc6561e8b4bceadf461e0c25d8fcbc55d2fd71fd4434dc2c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06902e788117378bc6561e8b4bceadf461e0c25d8fcbc55d2fd71fd4434dc2c0", kill_on_drop: false }`
[INFO] [stdout] 06902e788117378bc6561e8b4bceadf461e0c25d8fcbc55d2fd71fd4434dc2c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] e62d4faf7aae13c6ef72d4ec1ad8550335fe38bf4e49b27f83bfcfe9850cf1bb
[INFO] running `Command { std: "docker" "start" "-a" "e62d4faf7aae13c6ef72d4ec1ad8550335fe38bf4e49b27f83bfcfe9850cf1bb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sudoku_rs-ce186678ef739ca3
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test board::test::set_edge_0 ... ok
[INFO] [stdout] test grade::test::grade_9 ... ok
[INFO] [stdout] test bitset::test::count ... ok
[INFO] [stdout] test board::test::from_str ... ok
[INFO] [stdout] test solver::test::multi_solve ... ok
[INFO] [stdout] test board::test::set_edge_81 ... ok
[INFO] [stdout] test board::test::avaliable_val ... ok
[INFO] [stdout] test board::test::avaliable_count ... ok
[INFO] [stdout] test board::test::empty ... ok
[INFO] [stdout] test solver::test::solve ... ok
[INFO] [stdout] test solver::test::unique ... ok
[INFO] [stdout] test bitset::test::remove ... ok
[INFO] [stdout] test board::test::win_check ... ok
[INFO] [stdout] test bitset::test::set_get ... ok
[INFO] [stdout] test grade::test::grade_0 ... ok
[INFO] [stdout] test bitset::test::and ... ok
[INFO] [stdout] test grade::test::grade_n ... ok
[INFO] [stdout] test bitset::test::reverse ... ok
[INFO] [stdout] test board::test::display ... ok
[INFO] [stdout] test solver::test::unique_idempotence ... ok
[INFO] [stdout] test bitset::test::set ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sudoku_rs
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/board.rs - board::Board::from_vec (line 43) ... ok
[INFO] [stdout] test src/board.rs - board (line 3) ... ok
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/solver.rs - solver (line 15) ... ok
[INFO] [stdout] test src/board.rs - board::Board::is_empty (line 120) ... ok
[INFO] [stdout] test src/solver.rs - solver (line 5) ... ok
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] test src/grade.rs - grade (line 2) ... ok
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e62d4faf7aae13c6ef72d4ec1ad8550335fe38bf4e49b27f83bfcfe9850cf1bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e62d4faf7aae13c6ef72d4ec1ad8550335fe38bf4e49b27f83bfcfe9850cf1bb", kill_on_drop: false }`
[INFO] [stdout] e62d4faf7aae13c6ef72d4ec1ad8550335fe38bf4e49b27f83bfcfe9850cf1bb