[INFO] fetching crate bitarray-set 0.4.1...
[INFO] testing bitarray-set-0.4.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate bitarray-set 0.4.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate bitarray-set 0.4.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitarray-set 0.4.1
[INFO] finished tweaking crates.io crate bitarray-set 0.4.1
[INFO] tweaked toml for crates.io crate bitarray-set 0.4.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a60811e244df65ab411d158e1a5172e2eb238f4b18d3674d587ee86d3c4c19f
[INFO] running `Command { std: "docker" "start" "-a" "0a60811e244df65ab411d158e1a5172e2eb238f4b18d3674d587ee86d3c4c19f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a60811e244df65ab411d158e1a5172e2eb238f4b18d3674d587ee86d3c4c19f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a60811e244df65ab411d158e1a5172e2eb238f4b18d3674d587ee86d3c4c19f", kill_on_drop: false }`
[INFO] [stdout] 0a60811e244df65ab411d158e1a5172e2eb238f4b18d3674d587ee86d3c4c19f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47ddd5ebc17efa791dcf340d651cabbff14bca5b26eab1ebef0d37365ad76bcd
[INFO] running `Command { std: "docker" "start" "-a" "47ddd5ebc17efa791dcf340d651cabbff14bca5b26eab1ebef0d37365ad76bcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling generic-array v0.3.2
[INFO] [stderr]    Compiling bit-array v0.4.4
[INFO] [stderr]    Compiling bitarray-set v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "47ddd5ebc17efa791dcf340d651cabbff14bca5b26eab1ebef0d37365ad76bcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47ddd5ebc17efa791dcf340d651cabbff14bca5b26eab1ebef0d37365ad76bcd", kill_on_drop: false }`
[INFO] [stdout] 47ddd5ebc17efa791dcf340d651cabbff14bca5b26eab1ebef0d37365ad76bcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 100d6e848ac9363357fd730c9c5b29e21a851255fd0c8c5402822704eec35fcd
[INFO] running `Command { std: "docker" "start" "-a" "100d6e848ac9363357fd730c9c5b29e21a851255fd0c8c5402822704eec35fcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling bitarray-set v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]     --> src/lib.rs:1004:43
[INFO] [stdout]      |
[INFO] [stdout] 1004 |             assert_eq!(bitset_10.contains((9)), b);
[INFO] [stdout]      |                                           ^^^ help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]     --> src/lib.rs:1008:43
[INFO] [stdout]      |
[INFO] [stdout] 1008 |             assert_eq!(bitset_64.contains((63)), b);
[INFO] [stdout]      |                                           ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]     --> src/lib.rs:1012:44
[INFO] [stdout]      |
[INFO] [stdout] 1012 |             assert_eq!(bitset_100.contains((99)), b);
[INFO] [stdout]      |                                            ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `Command { std: "docker" "inspect" "100d6e848ac9363357fd730c9c5b29e21a851255fd0c8c5402822704eec35fcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "100d6e848ac9363357fd730c9c5b29e21a851255fd0c8c5402822704eec35fcd", kill_on_drop: false }`
[INFO] [stdout] 100d6e848ac9363357fd730c9c5b29e21a851255fd0c8c5402822704eec35fcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 42db03b09efb245eb6c57237b2a9845e7c6fb0c5ae3f1779c53f9a72f1ab703d
[INFO] running `Command { std: "docker" "start" "-a" "42db03b09efb245eb6c57237b2a9845e7c6fb0c5ae3f1779c53f9a72f1ab703d", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]     --> src/lib.rs:1004:43
[INFO] [stderr]      |
[INFO] [stderr] 1004 |             assert_eq!(bitset_10.contains((9)), b);
[INFO] [stderr]      |                                           ^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]     --> src/lib.rs:1008:43
[INFO] [stderr]      |
[INFO] [stderr] 1008 |             assert_eq!(bitset_64.contains((63)), b);
[INFO] [stderr]      |                                           ^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]     --> src/lib.rs:1012:44
[INFO] [stderr]      |
[INFO] [stderr] 1012 |             assert_eq!(bitset_100.contains((99)), b);
[INFO] [stderr]      |                                            ^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: `bitarray-set` (lib test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bitarray_set-40fa6623f1ef98b9)
[INFO] [stdout] running 20 tests
[INFO] [stdout] test tests::test_bit_set_difference_with ... ok
[INFO] [stdout] test tests::test_bit_set_is_disjoint ... ok
[INFO] [stdout] test tests::test_bit_set_intersection ... ok
[INFO] [stdout] test tests::test_bit_set_basic ... ok
[INFO] [stdout] test tests::test_bit_set_eq ... ok
[INFO] [stdout] test tests::test_bit_set_difference ... ok
[INFO] [stdout] test tests::test_bit_array_remove ... ok
[INFO] [stdout] test tests::test_bit_set_frombit_array_init ... ok
[INFO] [stdout] test tests::test_bit_set_intersect_with ... ok
[INFO] [stdout] test tests::test_bit_set_from_usizes ... ok
[INFO] [stdout] test tests::test_bit_array_masking ... ok
[INFO] [stdout] test tests::test_bit_set_cmp ... ok
[INFO] [stdout] test tests::test_bit_array_clone ... ok
[INFO] [stdout] test tests::test_bit_set_iterator ... ok
[INFO] [stdout] test tests::test_bit_set_show ... ok
[INFO] [stdout] test tests::test_bit_set_union ... ok
[INFO] [stdout] test tests::test_bit_set_symmetric_difference_with ... ok
[INFO] [stdout] test tests::test_bit_set_symmetric_difference ... ok
[INFO] [stdout] test tests::test_bit_set_subset ... ok
[INFO] [stdout] test tests::test_bit_set_union_with ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bitarray-set
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/lib.rs - BitArraySet<B, NBits>::intersection (line 393) ... ok
[INFO] [stdout] test src/lib.rs - BitArraySet<B, NBits>::from_bit_array (line 235) ... ok
[INFO] [stdout] test src/lib.rs - BitArraySet<B, NBits>::union_with (line 497) ... ok
[INFO] [stdout] test src/lib.rs - BitArraySet<B, NBits>::intersect_with (line 525) ... ok
[INFO] [stdout] test src/lib.rs - BitArraySet<B, NBits>::get_ref (line 291) ... ok
[INFO] [stdout] test src/lib.rs - BitArraySet<B, NBits>::new (line 216) ... ok
[INFO] [stdout] test src/lib.rs - BitArraySet<B, NBits>::union (line 361) ... ok
[INFO] [stdout] test src/lib.rs - BitArraySet<B, NBits>::iter (line 336) ... ok
[INFO] [stdout] test src/lib.rs - BitArraySet<B, NBits>::symmetric_difference_with (line 591) ... ok
[INFO] [stdout] test src/lib.rs - BitArraySet<B, NBits>::into_bit_array (line 266) ... ok
[INFO] [stdout] test src/lib.rs - BitArraySet<B, NBits>::difference (line 426) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/lib.rs - BitArraySet<B, NBits>::difference_with (line 554) ... ok
[INFO] [stdout] test src/lib.rs - BitArraySet<B, NBits>::symmetric_difference (line 466) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "42db03b09efb245eb6c57237b2a9845e7c6fb0c5ae3f1779c53f9a72f1ab703d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42db03b09efb245eb6c57237b2a9845e7c6fb0c5ae3f1779c53f9a72f1ab703d", kill_on_drop: false }`
[INFO] [stdout] 42db03b09efb245eb6c57237b2a9845e7c6fb0c5ae3f1779c53f9a72f1ab703d