[INFO] fetching crate bitarray-set 0.4.1...
[INFO] checking bitarray-set-0.4.1 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate bitarray-set 0.4.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate bitarray-set 0.4.1 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", 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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] 7698a0c577b3a78a6dfe24391331e886a3cac7ab3d50be16ca41ebb65164361d
[INFO] running `Command { std: "docker" "start" "-a" "7698a0c577b3a78a6dfe24391331e886a3cac7ab3d50be16ca41ebb65164361d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7698a0c577b3a78a6dfe24391331e886a3cac7ab3d50be16ca41ebb65164361d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7698a0c577b3a78a6dfe24391331e886a3cac7ab3d50be16ca41ebb65164361d", kill_on_drop: false }`
[INFO] [stdout] 7698a0c577b3a78a6dfe24391331e886a3cac7ab3d50be16ca41ebb65164361d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--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] 4bf9a1c5e07292c312ca72d4cdd6a1ab8ab4c733b328a7f3f64c38bd5f434814
[INFO] running `Command { std: "docker" "start" "-a" "4bf9a1c5e07292c312ca72d4cdd6a1ab8ab4c733b328a7f3f64c38bd5f434814", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking generic-array v0.3.2
[INFO] [stderr]     Checking bit-array v0.4.4
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking 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 dev [unoptimized + debuginfo] target(s) in 7.09s
[INFO] running `Command { std: "docker" "inspect" "4bf9a1c5e07292c312ca72d4cdd6a1ab8ab4c733b328a7f3f64c38bd5f434814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bf9a1c5e07292c312ca72d4cdd6a1ab8ab4c733b328a7f3f64c38bd5f434814", kill_on_drop: false }`
[INFO] [stdout] 4bf9a1c5e07292c312ca72d4cdd6a1ab8ab4c733b328a7f3f64c38bd5f434814