[INFO] crate sudoku_rs 0.2.3 is already in cache
[INFO] testing sudoku_rs-0.2.3 against beta-2020-06-03 for beta-1.45-1
[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 beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[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 `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c58cba379f1bdf4455a1028bbf78c8eee76a7aae4fcb072012665a5705f052eb
[INFO] running `"docker" "start" "-a" "c58cba379f1bdf4455a1028bbf78c8eee76a7aae4fcb072012665a5705f052eb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling sudoku_rs v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "c58cba379f1bdf4455a1028bbf78c8eee76a7aae4fcb072012665a5705f052eb"`
[INFO] running `"docker" "rm" "-f" "c58cba379f1bdf4455a1028bbf78c8eee76a7aae4fcb072012665a5705f052eb"`
[INFO] [stdout] c58cba379f1bdf4455a1028bbf78c8eee76a7aae4fcb072012665a5705f052eb
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3bb1d13317997256b48b7c9ffb0f871809f027fd9cbfa3ff103d9cae5e3f7015
[INFO] running `"docker" "start" "-a" "3bb1d13317997256b48b7c9ffb0f871809f027fd9cbfa3ff103d9cae5e3f7015"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling sudoku_rs v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `"docker" "inspect" "3bb1d13317997256b48b7c9ffb0f871809f027fd9cbfa3ff103d9cae5e3f7015"`
[INFO] running `"docker" "rm" "-f" "3bb1d13317997256b48b7c9ffb0f871809f027fd9cbfa3ff103d9cae5e3f7015"`
[INFO] [stdout] 3bb1d13317997256b48b7c9ffb0f871809f027fd9cbfa3ff103d9cae5e3f7015
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1230119eddfb48b09d379a2cb3a21ac165d11b52f845eb285f372c39fbb2761f
[INFO] running `"docker" "start" "-a" "1230119eddfb48b09d379a2cb3a21ac165d11b52f845eb285f372c39fbb2761f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sudoku_rs-6d7a53c7d6cf454c
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test bitset::test::remove ... ok
[INFO] [stdout] test bitset::test::reverse ... ok
[INFO] [stdout] test bitset::test::set_get ... ok
[INFO] [stdout] test board::test::avaliable_count ... ok
[INFO] [stdout] test bitset::test::set ... ok
[INFO] [stdout] test grade::test::grade_0 ... ok
[INFO] [stdout] test board::test::set_edge_0 ... ok
[INFO] [stdout] test grade::test::grade_9 ... ok
[INFO] [stdout] test board::test::set_edge_81 ... ok
[INFO] [stdout] test board::test::empty ... ok
[INFO] [stdout] test board::test::win_check ... ok
[INFO] [stdout] test board::test::from_str ... ok
[INFO] [stdout] test solver::test::solve ... ok
[INFO] [stdout] test solver::test::unique ... ok
[INFO] [stdout] test board::test::avaliable_val ... ok
[INFO] [stdout] test board::test::display ... ok
[INFO] [stdout] test solver::test::unique_idempotence ... ok
[INFO] [stdout] test grade::test::grade_n ... ok
[INFO] [stdout] test solver::test::multi_solve ... ok
[INFO] [stdout] test bitset::test::count ... ok
[INFO] [stdout] test bitset::test::and ... 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 (line 3) ... ok
[INFO] [stdout] test src/board.rs - board::Board::is_empty (line 120) ... ok
[INFO] [stdout] test src/lib.rs -  (line 15) ... ok
[INFO] [stdout] test src/solver.rs - solver (line 5) ... ok
[INFO] [stdout] test src/solver.rs - solver (line 15) ... ok
[INFO] [stdout] test src/board.rs - board::Board::from_vec (line 43) ... 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 `"docker" "inspect" "1230119eddfb48b09d379a2cb3a21ac165d11b52f845eb285f372c39fbb2761f"`
[INFO] running `"docker" "rm" "-f" "1230119eddfb48b09d379a2cb3a21ac165d11b52f845eb285f372c39fbb2761f"`
[INFO] [stdout] 1230119eddfb48b09d379a2cb3a21ac165d11b52f845eb285f372c39fbb2761f