[INFO] fetching crate nucleo 0.5.0...
[INFO] building nucleo-0.5.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate nucleo 0.5.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate nucleo 0.5.0
[INFO] finished tweaking crates.io crate nucleo 0.5.0
[INFO] tweaked toml for crates.io crate nucleo 0.5.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nucleo 0.5.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nucleo-matcher v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c48edbc476e2d10036bdb6f6532f8cadb0afadf6f1bef894d37a25a09d4edf9c
[INFO] running `Command { std: "docker" "start" "-a" "c48edbc476e2d10036bdb6f6532f8cadb0afadf6f1bef894d37a25a09d4edf9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c48edbc476e2d10036bdb6f6532f8cadb0afadf6f1bef894d37a25a09d4edf9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c48edbc476e2d10036bdb6f6532f8cadb0afadf6f1bef894d37a25a09d4edf9c", kill_on_drop: false }`
[INFO] [stdout] c48edbc476e2d10036bdb6f6532f8cadb0afadf6f1bef894d37a25a09d4edf9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 268b5f6b0c5910570d639264f6f5effd4a0200e101f3cb4e6eff7f98630b1b67
[INFO] running `Command { std: "docker" "start" "-a" "268b5f6b0c5910570d639264f6f5effd4a0200e101f3cb4e6eff7f98630b1b67", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling nucleo-matcher v0.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling nucleo v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/worker.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |     notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout]    |                 ^                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 36 -     notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout] 36 +     notify: Arc<dyn Fn() + Sync + Send >,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/worker.rs:54:21
[INFO] [stdout]    |
[INFO] [stdout] 54 |         notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout]    |                     ^                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 54 -         notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout] 54 +         notify: Arc<dyn Fn() + Sync + Send >,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:61:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |     notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout]    |                 ^                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 61 -     notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout] 61 +     notify: Arc<dyn Fn() + Sync + Send>,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:263:17
[INFO] [stdout]     |
[INFO] [stdout] 263 |     notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout]     |                 ^                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 263 -     notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout] 263 +     notify: Arc<dyn Fn() + Sync + Send>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:288:21
[INFO] [stdout]     |
[INFO] [stdout] 288 |         notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout]     |                     ^                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 288 -         notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout] 288 +         notify: Arc<dyn Fn() + Sync + Send>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `Command { std: "docker" "inspect" "268b5f6b0c5910570d639264f6f5effd4a0200e101f3cb4e6eff7f98630b1b67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "268b5f6b0c5910570d639264f6f5effd4a0200e101f3cb4e6eff7f98630b1b67", kill_on_drop: false }`
[INFO] [stdout] 268b5f6b0c5910570d639264f6f5effd4a0200e101f3cb4e6eff7f98630b1b67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0783a3e6f8490d8102699e4a5d25b1a3beda014a325fa2ce97e62730c747737
[INFO] running `Command { std: "docker" "start" "-a" "d0783a3e6f8490d8102699e4a5d25b1a3beda014a325fa2ce97e62730c747737", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/worker.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |     notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout]    |                 ^                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 36 -     notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout] 36 +     notify: Arc<dyn Fn() + Sync + Send >,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/worker.rs:54:21
[INFO] [stdout]    |
[INFO] [stdout] 54 |         notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout]    |                     ^                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 54 -         notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout] 54 +         notify: Arc<dyn Fn() + Sync + Send >,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:61:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |     notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout]    |                 ^                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 61 -     notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout] 61 +     notify: Arc<dyn Fn() + Sync + Send>,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:263:17
[INFO] [stdout]     |
[INFO] [stdout] 263 |     notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout]     |                 ^                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 263 -     notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout] 263 +     notify: Arc<dyn Fn() + Sync + Send>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nucleo v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:288:21
[INFO] [stdout]     |
[INFO] [stdout] 288 |         notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout]     |                     ^                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 288 -         notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout] 288 +         notify: Arc<dyn Fn() + Sync + Send>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/worker.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |     notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout]    |                 ^                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 36 -     notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout] 36 +     notify: Arc<dyn Fn() + Sync + Send >,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/worker.rs:54:21
[INFO] [stdout]    |
[INFO] [stdout] 54 |         notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout]    |                     ^                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 54 -         notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout] 54 +         notify: Arc<dyn Fn() + Sync + Send >,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:61:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |     notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout]    |                 ^                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 61 -     notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout] 61 +     notify: Arc<dyn Fn() + Sync + Send>,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:263:17
[INFO] [stdout]     |
[INFO] [stdout] 263 |     notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout]     |                 ^                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 263 -     notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout] 263 +     notify: Arc<dyn Fn() + Sync + Send>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:288:21
[INFO] [stdout]     |
[INFO] [stdout] 288 |         notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout]     |                     ^                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 288 -         notify: Arc<(dyn Fn() + Sync + Send)>,
[INFO] [stdout] 288 +         notify: Arc<dyn Fn() + Sync + Send>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `Command { std: "docker" "inspect" "d0783a3e6f8490d8102699e4a5d25b1a3beda014a325fa2ce97e62730c747737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0783a3e6f8490d8102699e4a5d25b1a3beda014a325fa2ce97e62730c747737", kill_on_drop: false }`
[INFO] [stdout] d0783a3e6f8490d8102699e4a5d25b1a3beda014a325fa2ce97e62730c747737