[INFO] fetching crate bitarray-set 0.4.1...
[INFO] checking bitarray-set-0.4.1 against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991
[INFO] extracting crate bitarray-set 0.4.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate bitarray-set 0.4.1 on toolchain 8b72f65b805cbe4c261de45030d663f524f27376
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded generic-array v0.3.2
[INFO] [stderr]   Downloaded bit-array v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "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] 46dcf41ec5fc4bdbfa1cd29a28e9b25b816086f09071524847461869cd096afa
[INFO] running `Command { std: "docker" "start" "-a" "46dcf41ec5fc4bdbfa1cd29a28e9b25b816086f09071524847461869cd096afa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46dcf41ec5fc4bdbfa1cd29a28e9b25b816086f09071524847461869cd096afa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46dcf41ec5fc4bdbfa1cd29a28e9b25b816086f09071524847461869cd096afa", kill_on_drop: false }`
[INFO] [stdout] 46dcf41ec5fc4bdbfa1cd29a28e9b25b816086f09071524847461869cd096afa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "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] f552c3cfef662cb1f0ec585347a07211d22018b4bb3f9d6e1bb130ad4f8f231e
[INFO] running `Command { std: "docker" "start" "-a" "f552c3cfef662cb1f0ec585347a07211d22018b4bb3f9d6e1bb130ad4f8f231e", kill_on_drop: false }`
[INFO] [stderr]     Checking nodrop v0.1.14
[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 bitarray-set v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand v0.3.23
[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 3.23s
[INFO] running `Command { std: "docker" "inspect" "f552c3cfef662cb1f0ec585347a07211d22018b4bb3f9d6e1bb130ad4f8f231e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f552c3cfef662cb1f0ec585347a07211d22018b4bb3f9d6e1bb130ad4f8f231e", kill_on_drop: false }`
[INFO] [stdout] f552c3cfef662cb1f0ec585347a07211d22018b4bb3f9d6e1bb130ad4f8f231e