[INFO] fetching crate rustworkx-core 0.17.1...
[INFO] checking rustworkx-core-0.17.1 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate rustworkx-core 0.17.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate rustworkx-core 0.17.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rustworkx-core 0.17.1
[INFO] tweaked toml for crates.io crate rustworkx-core 0.17.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustworkx-core 0.17.1 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rustworkx-core 0.17.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_pcg v0.9.0
[INFO] [stderr]   Downloaded rayon-cond v0.4.0
[INFO] [stderr]   Downloaded priority-queue v2.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b1e85f4740aa3d21a00133834ab6dac50e5263ec04bf3f3e274245894987e7c
[INFO] running `Command { std: "docker" "start" "-a" "3b1e85f4740aa3d21a00133834ab6dac50e5263ec04bf3f3e274245894987e7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b1e85f4740aa3d21a00133834ab6dac50e5263ec04bf3f3e274245894987e7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b1e85f4740aa3d21a00133834ab6dac50e5263ec04bf3f3e274245894987e7c", kill_on_drop: false }`
[INFO] [stdout] 3b1e85f4740aa3d21a00133834ab6dac50e5263ec04bf3f3e274245894987e7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc2e77c8d04ddaf459cc50d19e47550ba90cdd16ffc12a66385590f2e59320f9
[INFO] running `Command { std: "docker" "start" "-a" "bc2e77c8d04ddaf459cc50d19e47550ba90cdd16ffc12a66385590f2e59320f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking fixedbitset v0.5.7
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking getrandom v0.3.2
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand_pcg v0.9.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]     Checking rayon-cond v0.4.0
[INFO] [stderr]     Checking ndarray v0.16.1
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]     Checking indexmap v2.9.0
[INFO] [stderr]     Checking rand_distr v0.5.1
[INFO] [stderr]     Checking priority-queue v2.3.1
[INFO] [stderr]     Checking petgraph v0.8.1
[INFO] [stderr]    Compiling quickcheck_macros v1.1.0
[INFO] [stderr]     Checking rustworkx-core v0.17.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/max_weight_matching.rs:102:37
[INFO] [stdout]     |
[INFO] [stdout] 102 |             mate.get(&base).map(|p| (p ^ 1)),
[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] 102 -             mate.get(&base).map(|p| (p ^ 1)),
[INFO] [stdout] 102 +             mate.get(&base).map(|p| p ^ 1),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/max_weight_matching.rs:102:37
[INFO] [stdout]     |
[INFO] [stdout] 102 |             mate.get(&base).map(|p| (p ^ 1)),
[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] 102 -             mate.get(&base).map(|p| (p ^ 1)),
[INFO] [stdout] 102 +             mate.get(&base).map(|p| p ^ 1),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.86s
[INFO] running `Command { std: "docker" "inspect" "bc2e77c8d04ddaf459cc50d19e47550ba90cdd16ffc12a66385590f2e59320f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc2e77c8d04ddaf459cc50d19e47550ba90cdd16ffc12a66385590f2e59320f9", kill_on_drop: false }`
[INFO] [stdout] bc2e77c8d04ddaf459cc50d19e47550ba90cdd16ffc12a66385590f2e59320f9