[INFO] fetching crate currawong_core 0.5.0... [INFO] testing currawong_core-0.5.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] extracting crate currawong_core 0.5.0 into /workspace/builds/worker-2-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-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate currawong_core 0.5.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 29 packages to latest compatible versions [INFO] [stderr] Adding getrandom v0.2.16 (available: v0.3.4) [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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0e8164bfc6eafd941ac3a01f38adab02550b5ca1696f373a147d2dfe03f9d432 [INFO] running `Command { std: "docker" "start" "-a" "0e8164bfc6eafd941ac3a01f38adab02550b5ca1696f373a147d2dfe03f9d432", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0e8164bfc6eafd941ac3a01f38adab02550b5ca1696f373a147d2dfe03f9d432", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e8164bfc6eafd941ac3a01f38adab02550b5ca1696f373a147d2dfe03f9d432", kill_on_drop: false }` [INFO] [stdout] 0e8164bfc6eafd941ac3a01f38adab02550b5ca1696f373a147d2dfe03f9d432 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 48374a196f594d8ded2c075a74d2353c92bc4cde7a4d06c6438576870cc33c8c [INFO] running `Command { std: "docker" "start" "-a" "48374a196f594d8ded2c075a74d2353c92bc4cde7a4d06c6438576870cc33c8c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.177 [INFO] [stderr] Compiling zerocopy v0.8.27 [INFO] [stderr] Compiling cfg-if v1.0.4 [INFO] [stderr] Compiling rayon-core v1.13.0 [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 ppv-lite86 v0.2.21 [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 11.54s [INFO] running `Command { std: "docker" "inspect" "48374a196f594d8ded2c075a74d2353c92bc4cde7a4d06c6438576870cc33c8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48374a196f594d8ded2c075a74d2353c92bc4cde7a4d06c6438576870cc33c8c", kill_on_drop: false }` [INFO] [stdout] 48374a196f594d8ded2c075a74d2353c92bc4cde7a4d06c6438576870cc33c8c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6c2f43a92d3a11d2d1d4ed4ccf94e738c9ff59ac68ae888b5059625590a33a79 [INFO] running `Command { std: "docker" "start" "-a" "6c2f43a92d3a11d2d1d4ed4ccf94e738c9ff59ac68ae888b5059625590a33a79", kill_on_drop: false }` [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] 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 `test` profile [unoptimized + debuginfo] target(s) in 0.93s [INFO] running `Command { std: "docker" "inspect" "6c2f43a92d3a11d2d1d4ed4ccf94e738c9ff59ac68ae888b5059625590a33a79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c2f43a92d3a11d2d1d4ed4ccf94e738c9ff59ac68ae888b5059625590a33a79", kill_on_drop: false }` [INFO] [stdout] 6c2f43a92d3a11d2d1d4ed4ccf94e738c9ff59ac68ae888b5059625590a33a79 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f79fe111f22fe194d86e2359e1a54af6eb2400fc0267da2447c2acbd76a6f5e3 [INFO] running `Command { std: "docker" "start" "-a" "f79fe111f22fe194d86e2359e1a54af6eb2400fc0267da2447c2acbd76a6f5e3", 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 0.08s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/currawong_core-1ecb2e629fa4b00d) [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" "f79fe111f22fe194d86e2359e1a54af6eb2400fc0267da2447c2acbd76a6f5e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f79fe111f22fe194d86e2359e1a54af6eb2400fc0267da2447c2acbd76a6f5e3", kill_on_drop: false }` [INFO] [stdout] f79fe111f22fe194d86e2359e1a54af6eb2400fc0267da2447c2acbd76a6f5e3