[INFO] fetching crate nnsplit 0.5.9... [INFO] testing nnsplit-0.5.9 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate nnsplit 0.5.9 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate nnsplit 0.5.9 [INFO] removed 2 missing examples [INFO] finished tweaking crates.io crate nnsplit 0.5.9 [INFO] tweaked toml for crates.io crate nnsplit 0.5.9 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate nnsplit 0.5.9 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate nnsplit 0.5.9 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d42c2ac4298cb14c1ab768daae2cd5474f1fd42d7c2b8a05e2f8618424a66590 [INFO] running `Command { std: "docker" "start" "-a" "d42c2ac4298cb14c1ab768daae2cd5474f1fd42d7c2b8a05e2f8618424a66590", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d42c2ac4298cb14c1ab768daae2cd5474f1fd42d7c2b8a05e2f8618424a66590", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d42c2ac4298cb14c1ab768daae2cd5474f1fd42d7c2b8a05e2f8618424a66590", kill_on_drop: false }` [INFO] [stdout] d42c2ac4298cb14c1ab768daae2cd5474f1fd42d7c2b8a05e2f8618424a66590 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d57f2d257ac560291a29c4c2628d4372d08df7c5966f8b847a2716a5a5a4e88e [INFO] running `Command { std: "docker" "start" "-a" "d57f2d257ac560291a29c4c2628d4372d08df7c5966f8b847a2716a5a5a4e88e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.51 [INFO] [stderr] Compiling unicode-ident v1.0.7 [INFO] [stderr] Compiling quote v1.0.23 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling serde v1.0.152 [INFO] [stderr] Compiling rawpointer v0.2.1 [INFO] [stderr] Compiling thiserror v1.0.38 [INFO] [stderr] Compiling serde_derive v1.0.152 [INFO] [stderr] Compiling serde_json v1.0.94 [INFO] [stderr] Compiling matrixmultiply v0.3.2 [INFO] [stderr] Compiling ryu v1.0.13 [INFO] [stderr] Compiling itoa v1.0.6 [INFO] [stderr] Compiling num-complex v0.4.3 [INFO] [stderr] Compiling ndarray v0.15.6 [INFO] [stderr] Compiling thiserror-impl v1.0.38 [INFO] [stderr] Compiling nnsplit v0.5.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/lib.rs:408:62 [INFO] [stdout] | [INFO] [stdout] 408 | .map(|(pred, count): (Array2, Array2)| (pred / count)) [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] 408 - .map(|(pred, count): (Array2, Array2)| (pred / count)) [INFO] [stdout] 408 + .map(|(pred, count): (Array2, Array2)| pred / count) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.02s [INFO] running `Command { std: "docker" "inspect" "d57f2d257ac560291a29c4c2628d4372d08df7c5966f8b847a2716a5a5a4e88e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d57f2d257ac560291a29c4c2628d4372d08df7c5966f8b847a2716a5a5a4e88e", kill_on_drop: false }` [INFO] [stdout] d57f2d257ac560291a29c4c2628d4372d08df7c5966f8b847a2716a5a5a4e88e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 073fc46a6a9577d5cbfa5698baebcfa8cdec7948f1116b9ee87d83da7896d77d [INFO] running `Command { std: "docker" "start" "-a" "073fc46a6a9577d5cbfa5698baebcfa8cdec7948f1116b9ee87d83da7896d77d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling regex-syntax v0.6.28 [INFO] [stderr] Compiling quickcheck_macros v1.0.0 [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/lib.rs:408:62 [INFO] [stdout] | [INFO] [stdout] 408 | .map(|(pred, count): (Array2, Array2)| (pred / count)) [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] 408 - .map(|(pred, count): (Array2, Array2)| (pred / count)) [INFO] [stdout] 408 + .map(|(pred, count): (Array2, Array2)| pred / count) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling aho-corasick v0.7.20 [INFO] [stderr] Compiling getrandom v0.2.8 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling regex v1.7.1 [INFO] [stderr] Compiling env_logger v0.8.4 [INFO] [stderr] Compiling quickcheck v1.0.3 [INFO] [stderr] Compiling nnsplit v0.5.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/lib.rs:408:62 [INFO] [stdout] | [INFO] [stdout] 408 | .map(|(pred, count): (Array2, Array2)| (pred / count)) [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] 408 - .map(|(pred, count): (Array2, Array2)| (pred / count)) [INFO] [stdout] 408 + .map(|(pred, count): (Array2, Array2)| pred / count) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 13.27s [INFO] running `Command { std: "docker" "inspect" "073fc46a6a9577d5cbfa5698baebcfa8cdec7948f1116b9ee87d83da7896d77d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "073fc46a6a9577d5cbfa5698baebcfa8cdec7948f1116b9ee87d83da7896d77d", kill_on_drop: false }` [INFO] [stdout] 073fc46a6a9577d5cbfa5698baebcfa8cdec7948f1116b9ee87d83da7896d77d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e253d3d6b42a0b5c8953beaae2ba3c562180f06940f71895578c143550e0c8e1 [INFO] running `Command { std: "docker" "start" "-a" "e253d3d6b42a0b5c8953beaae2ba3c562180f06940f71895578c143550e0c8e1", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around closure body [INFO] [stderr] --> src/lib.rs:408:62 [INFO] [stderr] | [INFO] [stderr] 408 | .map(|(pred, count): (Array2, Array2)| (pred / count)) [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] 408 - .map(|(pred, count): (Array2, Array2)| (pred / count)) [INFO] [stderr] 408 + .map(|(pred, count): (Array2, Array2)| pred / count) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `nnsplit` (lib) generated 1 warning (run `cargo fix --lib -p nnsplit` to apply 1 suggestion) [INFO] [stderr] warning: `nnsplit` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nnsplit-f6bc0fdbfb8fcb16) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::splitter_works_on_empty_input ... ok [INFO] [stdout] test tests::split_instructions_work ... ok [INFO] [stdout] test tests::splitter_works ... ok [INFO] [stdout] test tests::length_invariant ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s [INFO] [stdout] [INFO] [stderr] Doc-tests nnsplit [INFO] [stderr] warning: unnecessary parentheses around closure body [INFO] [stderr] --> src/lib.rs:408:62 [INFO] [stderr] | [INFO] [stderr] 408 | .map(|(pred, count): (Array2, Array2)| (pred / count)) [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] 408 - .map(|(pred, count): (Array2, Array2)| (pred / count)) [INFO] [stderr] 408 + .map(|(pred, count): (Array2, Array2)| pred / count) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [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] running `Command { std: "docker" "inspect" "e253d3d6b42a0b5c8953beaae2ba3c562180f06940f71895578c143550e0c8e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e253d3d6b42a0b5c8953beaae2ba3c562180f06940f71895578c143550e0c8e1", kill_on_drop: false }` [INFO] [stdout] e253d3d6b42a0b5c8953beaae2ba3c562180f06940f71895578c143550e0c8e1