[INFO] fetching crate bit-set 0.5.2...
[INFO] testing bit-set-0.5.2 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate bit-set 0.5.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate bit-set 0.5.2 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bit-set 0.5.2
[INFO] finished tweaking crates.io crate bit-set 0.5.2
[INFO] tweaked toml for crates.io crate bit-set 0.5.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f22713fde20a5a0526755d013042a7361b8860d65b3c9c9bbe102b16c64cb505
[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" "f22713fde20a5a0526755d013042a7361b8860d65b3c9c9bbe102b16c64cb505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f22713fde20a5a0526755d013042a7361b8860d65b3c9c9bbe102b16c64cb505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f22713fde20a5a0526755d013042a7361b8860d65b3c9c9bbe102b16c64cb505", kill_on_drop: false }`
[INFO] [stdout] f22713fde20a5a0526755d013042a7361b8860d65b3c9c9bbe102b16c64cb505
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 196cd1c3fc8afc44c1f570d093ddd157ccdd7872fb23e658a3bfb9eab43d5f5b
[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" "196cd1c3fc8afc44c1f570d093ddd157ccdd7872fb23e658a3bfb9eab43d5f5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling bit-set v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "196cd1c3fc8afc44c1f570d093ddd157ccdd7872fb23e658a3bfb9eab43d5f5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "196cd1c3fc8afc44c1f570d093ddd157ccdd7872fb23e658a3bfb9eab43d5f5b", kill_on_drop: false }`
[INFO] [stdout] 196cd1c3fc8afc44c1f570d093ddd157ccdd7872fb23e658a3bfb9eab43d5f5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ea397d6461c1641c093759807a96a92e2d0fe1504481fa2611d720d2a5a4489
[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" "5ea397d6461c1641c093759807a96a92e2d0fe1504481fa2611d720d2a5a4489", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling bit-set v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/lib.rs:996:44
[INFO] [stdout]     |
[INFO] [stdout] 996 |                 assert_eq!(bitset.contains((l-1)), 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.69s
[INFO] running `Command { std: "docker" "inspect" "5ea397d6461c1641c093759807a96a92e2d0fe1504481fa2611d720d2a5a4489", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ea397d6461c1641c093759807a96a92e2d0fe1504481fa2611d720d2a5a4489", kill_on_drop: false }`
[INFO] [stdout] 5ea397d6461c1641c093759807a96a92e2d0fe1504481fa2611d720d2a5a4489
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 395d2a98e586b4009a3e71603739f47ac3cb7089519a76e102171942b5d47bef
[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" "395d2a98e586b4009a3e71603739f47ac3cb7089519a76e102171942b5d47bef", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/lib.rs:996:44
[INFO] [stderr]     |
[INFO] [stderr] 996 |                 assert_eq!(bitset.contains((l-1)), b);
[INFO] [stderr]     |                                            ^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bit_set-6114ae3ddeb9c5f9)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test tests::test_bit_set_basic ... ok
[INFO] [stdout] test tests::test_bit_set_difference ... ok
[INFO] [stdout] test tests::test_bit_set_difference_with ... ok
[INFO] [stdout] test tests::test_bit_set_cmp ... ok
[INFO] [stdout] test tests::test_bit_set_eq ... ok
[INFO] [stdout] test tests::test_bit_set_from_usizes ... ok
[INFO] [stdout] test tests::test_bit_set_frombit_vec_init ... ok
[INFO] [stdout] test tests::test_bit_set_intersect_with ... ok
[INFO] [stdout] test tests::test_bit_set_intersection ... ok
[INFO] [stdout] test tests::test_bit_set_is_disjoint ... ok
[INFO] [stdout] test tests::test_bit_set_show ... ok
[INFO] [stdout] test tests::test_bit_set_subset ... ok
[INFO] [stdout] test tests::test_bit_set_symmetric_difference ... ok
[INFO] [stdout] test tests::test_bit_set_symmetric_difference_with ... ok
[INFO] [stdout] test tests::test_bit_vec_masking ... ok
[INFO] [stdout] test tests::test_bit_vec_remove ... ok
[INFO] [stdout] test tests::test_bit_set_union ... ok
[INFO] [stdout] test tests::test_bit_set_union_with ... ok
[INFO] [stdout] test tests::test_bit_vec_clone ... ok
[INFO] [stdout] test tests::test_bit_set_iterator ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bit-set
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test src/lib.rs - BitSet<B>::reserve_len_exact (line 281) ... ok
[INFO] [stdout] test src/lib.rs - BitSet<B>::reserve_len (line 256) ... ok
[INFO] [stdout] test src/lib.rs - BitSet<B>::difference (line 475) ... ok
[INFO] [stdout] test src/lib.rs - BitSet<u32>::new (line 171) ... ok
[INFO] [stdout] test src/lib.rs - BitSet<B>::capacity (line 236) ... ok
[INFO] [stdout] test src/lib.rs - BitSet<B>::intersection (line 447) ... ok
[INFO] [stdout] test src/lib.rs - BitSet<B>::symmetric_difference (line 510) ... ok
[INFO] [stdout] test src/lib.rs - BitSet<u32>::from_bit_vec (line 202) ... ok
[INFO] [stdout] test src/lib.rs - BitSet<B>::union (line 420) ... ok
[INFO] [stdout] test src/lib.rs - BitSet<u32>::with_capacity (line 186) ... ok
[INFO] [stdout] test src/lib.rs - BitSet<B>::iter (line 400) ... ok
[INFO] [stdout] test src/lib.rs - BitSet<B>::into_bit_vec (line 299) ... ok
[INFO] [stdout] test src/lib.rs - BitSet<B>::get_ref (line 319) ... ok
[INFO] [stdout] test src/lib.rs - BitSet<B>::symmetric_difference_with (line 615) ... ok
[INFO] [stdout] test src/lib.rs - BitSet<B>::intersect_with (line 559) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/lib.rs - BitSet<B>::union_with (line 536) ... ok
[INFO] [stdout] test src/lib.rs - BitSet<B>::difference_with (line 583) ... ok
[INFO] [stdout] test src/lib.rs - BitSet<B>::shrink_to_fit (line 367) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "395d2a98e586b4009a3e71603739f47ac3cb7089519a76e102171942b5d47bef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "395d2a98e586b4009a3e71603739f47ac3cb7089519a76e102171942b5d47bef", kill_on_drop: false }`
[INFO] [stdout] 395d2a98e586b4009a3e71603739f47ac3cb7089519a76e102171942b5d47bef