[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::<f64>()))
[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::<f64>()))
[INFO] [stdout] 63 +     Signal::from_fn(move |_ctx| rng.borrow_mut().gen::<f64>() )
[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::<f64>()))
[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::<f64>()))
[INFO] [stdout] 63 +     Signal::from_fn(move |_ctx| rng.borrow_mut().gen::<f64>() )
[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::<f64>()))
[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::<f64>()))
[INFO] [stdout] 63 +     Signal::from_fn(move |_ctx| rng.borrow_mut().gen::<f64>() )
[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::<f64>()))
[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::<f64>()))
[INFO] [stderr] 63 +     Signal::from_fn(move |_ctx| rng.borrow_mut().gen::<f64>() )
[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::<f64>()))
[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::<f64>()))
[INFO] [stderr] 63 +     Signal::from_fn(move |_ctx| rng.borrow_mut().gen::<f64>() )
[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
