[INFO] fetching crate currawong_core 0.5.0... [INFO] testing currawong_core-0.5.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate currawong_core 0.5.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate currawong_core 0.5.0 [INFO] finished tweaking crates.io crate currawong_core 0.5.0 [INFO] tweaked toml for crates.io crate currawong_core 0.5.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate currawong_core 0.5.0 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 31 packages to latest compatible versions [INFO] [stderr] Adding getrandom v0.2.16 (available: v0.3.3) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dfe9105a3ad2f5cd564700a733ca8ec8ea0fa9289c43a21d95c13676cce62029 [INFO] running `Command { std: "docker" "start" "-a" "dfe9105a3ad2f5cd564700a733ca8ec8ea0fa9289c43a21d95c13676cce62029", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dfe9105a3ad2f5cd564700a733ca8ec8ea0fa9289c43a21d95c13676cce62029", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfe9105a3ad2f5cd564700a733ca8ec8ea0fa9289c43a21d95c13676cce62029", kill_on_drop: false }` [INFO] [stdout] dfe9105a3ad2f5cd564700a733ca8ec8ea0fa9289c43a21d95c13676cce62029 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 339ba1cf6e2326931993dd8271a32ff96500c33171dfe571a8e87fafcf0f53c5 [INFO] running `Command { std: "docker" "start" "-a" "339ba1cf6e2326931993dd8271a32ff96500c33171dfe571a8e87fafcf0f53c5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling rayon v1.11.0 [INFO] [stderr] Compiling getrandom v0.2.16 [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 midly v0.5.3 [INFO] [stderr] Compiling currawong_core v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/signal.rs:63:33 [INFO] [stdout] | [INFO] [stdout] 63 | Signal::from_fn(move |_ctx| (rng.borrow_mut().gen::())) [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] 63 - Signal::from_fn(move |_ctx| (rng.borrow_mut().gen::())) [INFO] [stdout] 63 + Signal::from_fn(move |_ctx| rng.borrow_mut().gen::()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/builder.rs:736:28 [INFO] [stdout] | [INFO] [stdout] 736 | pub fn sampler(sample: &Sample) -> SamplerBuilder { [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 736 | pub fn sampler(sample: &Sample) -> SamplerBuilder<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.74s [INFO] running `Command { std: "docker" "inspect" "339ba1cf6e2326931993dd8271a32ff96500c33171dfe571a8e87fafcf0f53c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "339ba1cf6e2326931993dd8271a32ff96500c33171dfe571a8e87fafcf0f53c5", kill_on_drop: false }` [INFO] [stdout] 339ba1cf6e2326931993dd8271a32ff96500c33171dfe571a8e87fafcf0f53c5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 530ad2ef7463387a36c5d50dab4a8fa2b0c8aa32ec660af9677003c5bd9eba1d [INFO] running `Command { std: "docker" "start" "-a" "530ad2ef7463387a36c5d50dab4a8fa2b0c8aa32ec660af9677003c5bd9eba1d", kill_on_drop: false }` [INFO] [stderr] Compiling currawong_core v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/signal.rs:63:33 [INFO] [stdout] | [INFO] [stdout] 63 | Signal::from_fn(move |_ctx| (rng.borrow_mut().gen::())) [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] 63 - Signal::from_fn(move |_ctx| (rng.borrow_mut().gen::())) [INFO] [stdout] 63 + Signal::from_fn(move |_ctx| rng.borrow_mut().gen::()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/builder.rs:736:28 [INFO] [stdout] | [INFO] [stdout] 736 | pub fn sampler(sample: &Sample) -> SamplerBuilder { [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 736 | pub fn sampler(sample: &Sample) -> SamplerBuilder<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/signal.rs:63:33 [INFO] [stdout] | [INFO] [stdout] 63 | Signal::from_fn(move |_ctx| (rng.borrow_mut().gen::())) [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] 63 - Signal::from_fn(move |_ctx| (rng.borrow_mut().gen::())) [INFO] [stdout] 63 + Signal::from_fn(move |_ctx| rng.borrow_mut().gen::()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/builder.rs:736:28 [INFO] [stdout] | [INFO] [stdout] 736 | pub fn sampler(sample: &Sample) -> SamplerBuilder { [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 736 | pub fn sampler(sample: &Sample) -> SamplerBuilder<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.03s [INFO] running `Command { std: "docker" "inspect" "530ad2ef7463387a36c5d50dab4a8fa2b0c8aa32ec660af9677003c5bd9eba1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "530ad2ef7463387a36c5d50dab4a8fa2b0c8aa32ec660af9677003c5bd9eba1d", kill_on_drop: false }` [INFO] [stdout] 530ad2ef7463387a36c5d50dab4a8fa2b0c8aa32ec660af9677003c5bd9eba1d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9a40568d93cc9262c03410a36586d02a4d7342507583a2e4d9e65c5f5f315e72 [INFO] running `Command { std: "docker" "start" "-a" "9a40568d93cc9262c03410a36586d02a4d7342507583a2e4d9e65c5f5f315e72", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around closure body [INFO] [stderr] --> src/signal.rs:63:33 [INFO] [stderr] | [INFO] [stderr] 63 | Signal::from_fn(move |_ctx| (rng.borrow_mut().gen::())) [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] 63 - Signal::from_fn(move |_ctx| (rng.borrow_mut().gen::())) [INFO] [stderr] 63 + Signal::from_fn(move |_ctx| rng.borrow_mut().gen::()) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/builder.rs:736:28 [INFO] [stderr] | [INFO] [stderr] 736 | pub fn sampler(sample: &Sample) -> SamplerBuilder { [INFO] [stderr] | ^^^^^^^ ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 736 | pub fn sampler(sample: &Sample) -> SamplerBuilder<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `currawong_core` (lib) generated 2 warnings (run `cargo fix --lib -p currawong_core` to apply 2 suggestions) [INFO] [stderr] warning: `currawong_core` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/currawong_core-1d0d0c807598ba78) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test signal_arithmetic::test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests currawong_core [INFO] [stderr] warning: unnecessary parentheses around closure body [INFO] [stderr] --> src/signal.rs:63:33 [INFO] [stderr] | [INFO] [stderr] 63 | Signal::from_fn(move |_ctx| (rng.borrow_mut().gen::())) [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] 63 - Signal::from_fn(move |_ctx| (rng.borrow_mut().gen::())) [INFO] [stderr] 63 + Signal::from_fn(move |_ctx| rng.borrow_mut().gen::()) [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" "9a40568d93cc9262c03410a36586d02a4d7342507583a2e4d9e65c5f5f315e72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a40568d93cc9262c03410a36586d02a4d7342507583a2e4d9e65c5f5f315e72", kill_on_drop: false }` [INFO] [stdout] 9a40568d93cc9262c03410a36586d02a4d7342507583a2e4d9e65c5f5f315e72