[INFO] fetching crate retworkx-core 0.11.0...
[INFO] testing retworkx-core-0.11.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate retworkx-core 0.11.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate retworkx-core 0.11.0
[INFO] finished tweaking crates.io crate retworkx-core 0.11.0
[INFO] tweaked toml for crates.io crate retworkx-core 0.11.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate retworkx-core 0.11.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[INFO] [stderr]       Adding ahash v0.7.8 (available: v0.8.12)
[INFO] [stderr]       Adding hashbrown v0.11.2 (available: v0.17.0)
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.14.0)
[INFO] [stderr]       Adding petgraph v0.6.5 (available: v0.8.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a882e61c7a01ee278d52e0514415e58ab121c1b7be99370da98833f12439e72
[INFO] running `Command { std: "docker" "start" "-a" "3a882e61c7a01ee278d52e0514415e58ab121c1b7be99370da98833f12439e72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a882e61c7a01ee278d52e0514415e58ab121c1b7be99370da98833f12439e72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a882e61c7a01ee278d52e0514415e58ab121c1b7be99370da98833f12439e72", kill_on_drop: false }`
[INFO] [stdout] 3a882e61c7a01ee278d52e0514415e58ab121c1b7be99370da98833f12439e72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccc52a814e6e6cfd60a4c172721c7fb57c4b01ac65cdc553d3988db613454eed
[INFO] running `Command { std: "docker" "start" "-a" "ccc52a814e6e6cfd60a4c172721c7fb57c4b01ac65cdc553d3988db613454eed", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling hashbrown v0.17.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling retworkx-core v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/max_weight_matching.rs:106:37
[INFO] [stdout]     |
[INFO] [stdout] 106 |             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] 106 -             mate.get(&base).map(|p| (p ^ 1)),
[INFO] [stdout] 106 +             mate.get(&base).map(|p| p ^ 1),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.41s
[INFO] running `Command { std: "docker" "inspect" "ccc52a814e6e6cfd60a4c172721c7fb57c4b01ac65cdc553d3988db613454eed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccc52a814e6e6cfd60a4c172721c7fb57c4b01ac65cdc553d3988db613454eed", kill_on_drop: false }`
[INFO] [stdout] ccc52a814e6e6cfd60a4c172721c7fb57c4b01ac65cdc553d3988db613454eed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f57eee727333cd2c6a7d943f90557e4728d5c994f0f0df8ebf7a88a91b22cef6
[INFO] running `Command { std: "docker" "start" "-a" "f57eee727333cd2c6a7d943f90557e4728d5c994f0f0df8ebf7a88a91b22cef6", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/max_weight_matching.rs:106:37
[INFO] [stdout]     |
[INFO] [stdout] 106 |             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] 106 -             mate.get(&base).map(|p| (p ^ 1)),
[INFO] [stdout] 106 +             mate.get(&base).map(|p| p ^ 1),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling retworkx-core v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/max_weight_matching.rs:106:37
[INFO] [stdout]     |
[INFO] [stdout] 106 |             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] 106 -             mate.get(&base).map(|p| (p ^ 1)),
[INFO] [stdout] 106 +             mate.get(&base).map(|p| p ^ 1),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "f57eee727333cd2c6a7d943f90557e4728d5c994f0f0df8ebf7a88a91b22cef6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f57eee727333cd2c6a7d943f90557e4728d5c994f0f0df8ebf7a88a91b22cef6", kill_on_drop: false }`
[INFO] [stdout] f57eee727333cd2c6a7d943f90557e4728d5c994f0f0df8ebf7a88a91b22cef6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ae50bf2cc3356b942cb79326e60d6c05d4d9d21f7a9b40b8bef5560610a05597
[INFO] running `Command { std: "docker" "start" "-a" "ae50bf2cc3356b942cb79326e60d6c05d4d9d21f7a9b40b8bef5560610a05597", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/max_weight_matching.rs:106:37
[INFO] [stderr]     |
[INFO] [stderr] 106 |             mate.get(&base).map(|p| (p ^ 1)),
[INFO] [stderr]     |                                     ^     ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 106 -             mate.get(&base).map(|p| (p ^ 1)),
[INFO] [stderr] 106 +             mate.get(&base).map(|p| p ^ 1),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `retworkx-core` (lib) generated 1 warning (run `cargo fix --lib -p retworkx-core` to apply 1 suggestion)
[INFO] [stderr] warning: `retworkx-core` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/retworkx_core-fb60b03c74348bac)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests retworkx_core
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/max_weight_matching.rs:106:37
[INFO] [stderr]     |
[INFO] [stderr] 106 |             mate.get(&base).map(|p| (p ^ 1)),
[INFO] [stderr]     |                                     ^     ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 106 -             mate.get(&base).map(|p| (p ^ 1)),
[INFO] [stderr] 106 +             mate.get(&base).map(|p| p ^ 1),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/connectivity/biconnected.rs - connectivity::biconnected::articulation_points (line 58) ... ok
[INFO] [stdout] test src/connectivity/chain.rs - connectivity::chain::chain_decomposition (line 76) ... ok
[INFO] [stdout] test src/shortest_path/dijkstra.rs - shortest_path::dijkstra::dijkstra (line 49) ... ok
[INFO] [stdout] test src/centrality.rs - centrality::betweenness_centrality (line 54) ... ok
[INFO] [stdout] test src/shortest_path/k_shortest_path.rs - shortest_path::k_shortest_path::k_shortest_path (line 49) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/shortest_path/astar.rs - shortest_path::astar::astar (line 52) ... ok
[INFO] [stdout] test src/traversal/bfs_visit.rs - traversal::bfs_visit::breadth_first_search (line 130) ... ok
[INFO] [stdout] test src/traversal/dijkstra_visit.rs - traversal::dijkstra_visit::dijkstra_search (line 124) ... ok
[INFO] [stdout] test src/max_weight_matching.rs - max_weight_matching::max_weight_matching (line 859) ... ok
[INFO] [stdout] test src/traversal/dfs_visit.rs - traversal::dfs_visit::depth_first_search (line 115) ... ok
[INFO] [stdout] test src/traversal/dfs_edges.rs - traversal::dfs_edges::dfs_edges (line 54) ... ok
[INFO] [stdout] test src/traversal/bfs_visit.rs - traversal::bfs_visit::breadth_first_search (line 90) ... ok
[INFO] [stdout] test src/traversal/dfs_visit.rs - traversal::dfs_visit::depth_first_search (line 75) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ae50bf2cc3356b942cb79326e60d6c05d4d9d21f7a9b40b8bef5560610a05597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae50bf2cc3356b942cb79326e60d6c05d4d9d21f7a9b40b8bef5560610a05597", kill_on_drop: false }`
[INFO] [stdout] ae50bf2cc3356b942cb79326e60d6c05d4d9d21f7a9b40b8bef5560610a05597
