[INFO] fetching crate sudoku_rs 0.2.3...
[INFO] testing sudoku_rs-0.2.3 against 1.60.0 for beta-1.61-1
[INFO] extracting crate sudoku_rs 0.2.3 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate sudoku_rs 0.2.3 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] b0781f8663b06e7db1f6bd181045f33c484bd6989bc34be4407124faf025efdc
[INFO] running `Command { std: "docker" "start" "-a" "b0781f8663b06e7db1f6bd181045f33c484bd6989bc34be4407124faf025efdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0781f8663b06e7db1f6bd181045f33c484bd6989bc34be4407124faf025efdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0781f8663b06e7db1f6bd181045f33c484bd6989bc34be4407124faf025efdc", kill_on_drop: false }`
[INFO] [stdout] b0781f8663b06e7db1f6bd181045f33c484bd6989bc34be4407124faf025efdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--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] 1d6816ff7c3d65643e586bb2f8027aa6567ff711ad18490d320a469d1227366a
[INFO] running `Command { std: "docker" "start" "-a" "1d6816ff7c3d65643e586bb2f8027aa6567ff711ad18490d320a469d1227366a", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku_rs v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "1d6816ff7c3d65643e586bb2f8027aa6567ff711ad18490d320a469d1227366a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d6816ff7c3d65643e586bb2f8027aa6567ff711ad18490d320a469d1227366a", kill_on_drop: false }`
[INFO] [stdout] 1d6816ff7c3d65643e586bb2f8027aa6567ff711ad18490d320a469d1227366a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 4484d27cc43a6817a9d0b911e0968ba6079ba04a4c3d7304efe5bb4c4e103183
[INFO] running `Command { std: "docker" "start" "-a" "4484d27cc43a6817a9d0b911e0968ba6079ba04a4c3d7304efe5bb4c4e103183", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku_rs v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "4484d27cc43a6817a9d0b911e0968ba6079ba04a4c3d7304efe5bb4c4e103183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4484d27cc43a6817a9d0b911e0968ba6079ba04a4c3d7304efe5bb4c4e103183", kill_on_drop: false }`
[INFO] [stdout] 4484d27cc43a6817a9d0b911e0968ba6079ba04a4c3d7304efe5bb4c4e103183
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] b7c52a2a2cb0f338c054981102a807191e82a6bac389ac70fa387006175da56f
[INFO] running `Command { std: "docker" "start" "-a" "b7c52a2a2cb0f338c054981102a807191e82a6bac389ac70fa387006175da56f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudoku_rs-a27fbcedacbddb6d)
[INFO] [stdout] running 21 tests
[INFO] [stdout] test bitset::test::and ... ok
[INFO] [stdout] test bitset::test::remove ... ok
[INFO] [stdout] test bitset::test::reverse ... ok
[INFO] [stdout] test board::test::avaliable_val ... ok
[INFO] [stdout] test board::test::set_edge_81 ... ok
[INFO] [stdout] test grade::test::grade_9 ... ok
[INFO] [stdout] test solver::test::solve ... ok
[INFO] [stdout] test solver::test::unique ... ok
[INFO] [stdout] test grade::test::grade_0 ... ok
[INFO] [stdout] test bitset::test::set_get ... ok
[INFO] [stdout] test board::test::from_str ... ok
[INFO] [stdout] test board::test::set_edge_0 ... ok
[INFO] [stdout] test board::test::win_check ... ok
[INFO] [stdout] test solver::test::unique_idempotence ... ok
[INFO] [stdout] test board::test::avaliable_count ... ok
[INFO] [stdout] test bitset::test::count ... ok
[INFO] [stdout] test bitset::test::set ... ok
[INFO] [stdout] test board::test::display ... ok
[INFO] [stdout] test board::test::empty ... ok
[INFO] [stdout] test grade::test::grade_n ... ok
[INFO] [stdout] test solver::test::multi_solve ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[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/solver.rs - solver (line 5) ... ok
[INFO] [stdout] test src/board.rs - board::Board::is_empty (line 120) ... ok
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/solver.rs - solver (line 15) ... 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; finished in 13.45s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b7c52a2a2cb0f338c054981102a807191e82a6bac389ac70fa387006175da56f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7c52a2a2cb0f338c054981102a807191e82a6bac389ac70fa387006175da56f", kill_on_drop: false }`
[INFO] [stdout] b7c52a2a2cb0f338c054981102a807191e82a6bac389ac70fa387006175da56f