[INFO] fetching crate safina-executor 0.3.4...
[INFO] testing safina-executor-0.3.4 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate safina-executor 0.3.4 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate safina-executor 0.3.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate safina-executor 0.3.4
[INFO] tweaked toml for crates.io crate safina-executor 0.3.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate safina-executor 0.3.4 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]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[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] 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] 0f3a23ebe3322b4078c2366a81e08d4cb88b4a5ea259551406c4d3bf64c9be6a
[INFO] running `Command { std: "docker" "start" "-a" "0f3a23ebe3322b4078c2366a81e08d4cb88b4a5ea259551406c4d3bf64c9be6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f3a23ebe3322b4078c2366a81e08d4cb88b4a5ea259551406c4d3bf64c9be6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f3a23ebe3322b4078c2366a81e08d4cb88b4a5ea259551406c4d3bf64c9be6a", kill_on_drop: false }`
[INFO] [stdout] 0f3a23ebe3322b4078c2366a81e08d4cb88b4a5ea259551406c4d3bf64c9be6a
[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] 99502b9a26aeb6abdf5b8f009dd9a06d574593ad4d0ce8f1feb0f04db42d40f2
[INFO] running `Command { std: "docker" "start" "-a" "99502b9a26aeb6abdf5b8f009dd9a06d574593ad4d0ce8f1feb0f04db42d40f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling safina-sync v0.2.5
[INFO] [stderr]    Compiling safina-threadpool v0.2.5
[INFO] [stderr]    Compiling safina-executor v0.3.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:309:46
[INFO] [stdout]     |
[INFO] [stdout] 309 |     pub fn spawn(self: &Arc<Self>, fut: impl (Future<Output = ()>) + Send + 'static) {
[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] 309 -     pub fn spawn(self: &Arc<Self>, fut: impl (Future<Output = ()>) + Send + 'static) {
[INFO] [stdout] 309 +     pub fn spawn(self: &Arc<Self>, fut: impl Future<Output = ()> + Send + 'static) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:327:52
[INFO] [stdout]     |
[INFO] [stdout] 327 |     pub fn spawn_unpin(self: &Arc<Self>, fut: impl (Future<Output = ()>) + Send + Unpin + 'static) {
[INFO] [stdout]     |                                                    ^                   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 327 -     pub fn spawn_unpin(self: &Arc<Self>, fut: impl (Future<Output = ()>) + Send + Unpin + 'static) {
[INFO] [stdout] 327 +     pub fn spawn_unpin(self: &Arc<Self>, fut: impl Future<Output = ()> + Send + Unpin + 'static) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:362:52
[INFO] [stdout]     |
[INFO] [stdout] 362 |     pub fn block_on<R>(self: &Arc<Self>, fut: impl (Future<Output = R>) + 'static) -> R {
[INFO] [stdout]     |                                                    ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 362 -     pub fn block_on<R>(self: &Arc<Self>, fut: impl (Future<Output = R>) + 'static) -> R {
[INFO] [stdout] 362 +     pub fn block_on<R>(self: &Arc<Self>, fut: impl Future<Output = R> + 'static) -> R {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:384:19
[INFO] [stdout]     |
[INFO] [stdout] 384 |         fut: impl (Future<Output = R>) + Unpin + 'static,
[INFO] [stdout]     |                   ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 384 -         fut: impl (Future<Output = R>) + Unpin + 'static,
[INFO] [stdout] 384 +         fut: impl Future<Output = R> + Unpin + 'static,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:496:24
[INFO] [stdout]     |
[INFO] [stdout] 496 | pub fn spawn(fut: impl (Future<Output = ()>) + Send + 'static) {
[INFO] [stdout]     |                        ^                   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 496 - pub fn spawn(fut: impl (Future<Output = ()>) + Send + 'static) {
[INFO] [stdout] 496 + pub fn spawn(fut: impl Future<Output = ()> + Send + 'static) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:514:30
[INFO] [stdout]     |
[INFO] [stdout] 514 | pub fn spawn_unpin(fut: impl (Future<Output = ()>) + Send + Unpin + 'static) {
[INFO] [stdout]     |                              ^                   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 514 - pub fn spawn_unpin(fut: impl (Future<Output = ()>) + Send + Unpin + 'static) {
[INFO] [stdout] 514 + pub fn spawn_unpin(fut: impl Future<Output = ()> + Send + Unpin + 'static) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:563:30
[INFO] [stdout]     |
[INFO] [stdout] 563 | pub fn block_on<R>(fut: impl (Future<Output = R>) + 'static) -> R {
[INFO] [stdout]     |                              ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 563 - pub fn block_on<R>(fut: impl (Future<Output = R>) + 'static) -> R {
[INFO] [stdout] 563 + pub fn block_on<R>(fut: impl Future<Output = R> + 'static) -> R {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:585:40
[INFO] [stdout]     |
[INFO] [stdout] 585 | pub fn block_on_unpin<R>(mut fut: impl (Future<Output = R>) + Unpin + 'static) -> R {
[INFO] [stdout]     |                                        ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 585 - pub fn block_on_unpin<R>(mut fut: impl (Future<Output = R>) + Unpin + 'static) -> R {
[INFO] [stdout] 585 + pub fn block_on_unpin<R>(mut fut: impl Future<Output = R> + Unpin + 'static) -> R {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "99502b9a26aeb6abdf5b8f009dd9a06d574593ad4d0ce8f1feb0f04db42d40f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99502b9a26aeb6abdf5b8f009dd9a06d574593ad4d0ce8f1feb0f04db42d40f2", kill_on_drop: false }`
[INFO] [stdout] 99502b9a26aeb6abdf5b8f009dd9a06d574593ad4d0ce8f1feb0f04db42d40f2
[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] f5c0171c0753493b4720808b75644b2d232c20275cec9db9cae3d5e170829ee1
[INFO] running `Command { std: "docker" "start" "-a" "f5c0171c0753493b4720808b75644b2d232c20275cec9db9cae3d5e170829ee1", kill_on_drop: false }`
[INFO] [stderr]    Compiling safina-timer v0.1.13
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:309:46
[INFO] [stdout]     |
[INFO] [stdout] 309 |     pub fn spawn(self: &Arc<Self>, fut: impl (Future<Output = ()>) + Send + 'static) {
[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] 309 -     pub fn spawn(self: &Arc<Self>, fut: impl (Future<Output = ()>) + Send + 'static) {
[INFO] [stdout] 309 +     pub fn spawn(self: &Arc<Self>, fut: impl Future<Output = ()> + Send + 'static) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:327:52
[INFO] [stdout]     |
[INFO] [stdout] 327 |     pub fn spawn_unpin(self: &Arc<Self>, fut: impl (Future<Output = ()>) + Send + Unpin + 'static) {
[INFO] [stdout]     |                                                    ^                   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 327 -     pub fn spawn_unpin(self: &Arc<Self>, fut: impl (Future<Output = ()>) + Send + Unpin + 'static) {
[INFO] [stdout] 327 +     pub fn spawn_unpin(self: &Arc<Self>, fut: impl Future<Output = ()> + Send + Unpin + 'static) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:362:52
[INFO] [stdout]     |
[INFO] [stdout] 362 |     pub fn block_on<R>(self: &Arc<Self>, fut: impl (Future<Output = R>) + 'static) -> R {
[INFO] [stdout]     |                                                    ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 362 -     pub fn block_on<R>(self: &Arc<Self>, fut: impl (Future<Output = R>) + 'static) -> R {
[INFO] [stdout] 362 +     pub fn block_on<R>(self: &Arc<Self>, fut: impl Future<Output = R> + 'static) -> R {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:384:19
[INFO] [stdout]     |
[INFO] [stdout] 384 |         fut: impl (Future<Output = R>) + Unpin + 'static,
[INFO] [stdout]     |                   ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 384 -         fut: impl (Future<Output = R>) + Unpin + 'static,
[INFO] [stdout] 384 +         fut: impl Future<Output = R> + Unpin + 'static,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:496:24
[INFO] [stdout]     |
[INFO] [stdout] 496 | pub fn spawn(fut: impl (Future<Output = ()>) + Send + 'static) {
[INFO] [stdout]     |                        ^                   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 496 - pub fn spawn(fut: impl (Future<Output = ()>) + Send + 'static) {
[INFO] [stdout] 496 + pub fn spawn(fut: impl Future<Output = ()> + Send + 'static) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:514:30
[INFO] [stdout]     |
[INFO] [stdout] 514 | pub fn spawn_unpin(fut: impl (Future<Output = ()>) + Send + Unpin + 'static) {
[INFO] [stdout]     |                              ^                   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 514 - pub fn spawn_unpin(fut: impl (Future<Output = ()>) + Send + Unpin + 'static) {
[INFO] [stdout] 514 + pub fn spawn_unpin(fut: impl Future<Output = ()> + Send + Unpin + 'static) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:563:30
[INFO] [stdout]     |
[INFO] [stdout] 563 | pub fn block_on<R>(fut: impl (Future<Output = R>) + 'static) -> R {
[INFO] [stdout]     |                              ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 563 - pub fn block_on<R>(fut: impl (Future<Output = R>) + 'static) -> R {
[INFO] [stdout] 563 + pub fn block_on<R>(fut: impl Future<Output = R> + 'static) -> R {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:585:40
[INFO] [stdout]     |
[INFO] [stdout] 585 | pub fn block_on_unpin<R>(mut fut: impl (Future<Output = R>) + Unpin + 'static) -> R {
[INFO] [stdout]     |                                        ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 585 - pub fn block_on_unpin<R>(mut fut: impl (Future<Output = R>) + Unpin + 'static) -> R {
[INFO] [stdout] 585 + pub fn block_on_unpin<R>(mut fut: impl Future<Output = R> + Unpin + 'static) -> R {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling safina-executor v0.3.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:309:46
[INFO] [stdout]     |
[INFO] [stdout] 309 |     pub fn spawn(self: &Arc<Self>, fut: impl (Future<Output = ()>) + Send + 'static) {
[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] 309 -     pub fn spawn(self: &Arc<Self>, fut: impl (Future<Output = ()>) + Send + 'static) {
[INFO] [stdout] 309 +     pub fn spawn(self: &Arc<Self>, fut: impl Future<Output = ()> + Send + 'static) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:327:52
[INFO] [stdout]     |
[INFO] [stdout] 327 |     pub fn spawn_unpin(self: &Arc<Self>, fut: impl (Future<Output = ()>) + Send + Unpin + 'static) {
[INFO] [stdout]     |                                                    ^                   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 327 -     pub fn spawn_unpin(self: &Arc<Self>, fut: impl (Future<Output = ()>) + Send + Unpin + 'static) {
[INFO] [stdout] 327 +     pub fn spawn_unpin(self: &Arc<Self>, fut: impl Future<Output = ()> + Send + Unpin + 'static) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:362:52
[INFO] [stdout]     |
[INFO] [stdout] 362 |     pub fn block_on<R>(self: &Arc<Self>, fut: impl (Future<Output = R>) + 'static) -> R {
[INFO] [stdout]     |                                                    ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 362 -     pub fn block_on<R>(self: &Arc<Self>, fut: impl (Future<Output = R>) + 'static) -> R {
[INFO] [stdout] 362 +     pub fn block_on<R>(self: &Arc<Self>, fut: impl Future<Output = R> + 'static) -> R {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:384:19
[INFO] [stdout]     |
[INFO] [stdout] 384 |         fut: impl (Future<Output = R>) + Unpin + 'static,
[INFO] [stdout]     |                   ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 384 -         fut: impl (Future<Output = R>) + Unpin + 'static,
[INFO] [stdout] 384 +         fut: impl Future<Output = R> + Unpin + 'static,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:496:24
[INFO] [stdout]     |
[INFO] [stdout] 496 | pub fn spawn(fut: impl (Future<Output = ()>) + Send + 'static) {
[INFO] [stdout]     |                        ^                   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 496 - pub fn spawn(fut: impl (Future<Output = ()>) + Send + 'static) {
[INFO] [stdout] 496 + pub fn spawn(fut: impl Future<Output = ()> + Send + 'static) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:514:30
[INFO] [stdout]     |
[INFO] [stdout] 514 | pub fn spawn_unpin(fut: impl (Future<Output = ()>) + Send + Unpin + 'static) {
[INFO] [stdout]     |                              ^                   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 514 - pub fn spawn_unpin(fut: impl (Future<Output = ()>) + Send + Unpin + 'static) {
[INFO] [stdout] 514 + pub fn spawn_unpin(fut: impl Future<Output = ()> + Send + Unpin + 'static) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:563:30
[INFO] [stdout]     |
[INFO] [stdout] 563 | pub fn block_on<R>(fut: impl (Future<Output = R>) + 'static) -> R {
[INFO] [stdout]     |                              ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 563 - pub fn block_on<R>(fut: impl (Future<Output = R>) + 'static) -> R {
[INFO] [stdout] 563 + pub fn block_on<R>(fut: impl Future<Output = R> + 'static) -> R {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:585:40
[INFO] [stdout]     |
[INFO] [stdout] 585 | pub fn block_on_unpin<R>(mut fut: impl (Future<Output = R>) + Unpin + 'static) -> R {
[INFO] [stdout]     |                                        ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 585 - pub fn block_on_unpin<R>(mut fut: impl (Future<Output = R>) + Unpin + 'static) -> R {
[INFO] [stdout] 585 + pub fn block_on_unpin<R>(mut fut: impl Future<Output = R> + Unpin + 'static) -> R {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `Command { std: "docker" "inspect" "f5c0171c0753493b4720808b75644b2d232c20275cec9db9cae3d5e170829ee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5c0171c0753493b4720808b75644b2d232c20275cec9db9cae3d5e170829ee1", kill_on_drop: false }`
[INFO] [stdout] f5c0171c0753493b4720808b75644b2d232c20275cec9db9cae3d5e170829ee1
[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] 7a132cba5b1f41f0903f39a1b0cf54ded2ea549a844b7be181bd26e611948a9e
[INFO] running `Command { std: "docker" "start" "-a" "7a132cba5b1f41f0903f39a1b0cf54ded2ea549a844b7be181bd26e611948a9e", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:309:46
[INFO] [stderr]     |
[INFO] [stderr] 309 |     pub fn spawn(self: &Arc<Self>, fut: impl (Future<Output = ()>) + Send + 'static) {
[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] 309 -     pub fn spawn(self: &Arc<Self>, fut: impl (Future<Output = ()>) + Send + 'static) {
[INFO] [stderr] 309 +     pub fn spawn(self: &Arc<Self>, fut: impl Future<Output = ()> + Send + 'static) {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:327:52
[INFO] [stderr]     |
[INFO] [stderr] 327 |     pub fn spawn_unpin(self: &Arc<Self>, fut: impl (Future<Output = ()>) + Send + Unpin + 'static) {
[INFO] [stderr]     |                                                    ^                   ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 327 -     pub fn spawn_unpin(self: &Arc<Self>, fut: impl (Future<Output = ()>) + Send + Unpin + 'static) {
[INFO] [stderr] 327 +     pub fn spawn_unpin(self: &Arc<Self>, fut: impl Future<Output = ()> + Send + Unpin + 'static) {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:362:52
[INFO] [stderr]     |
[INFO] [stderr] 362 |     pub fn block_on<R>(self: &Arc<Self>, fut: impl (Future<Output = R>) + 'static) -> R {
[INFO] [stderr]     |                                                    ^                  ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 362 -     pub fn block_on<R>(self: &Arc<Self>, fut: impl (Future<Output = R>) + 'static) -> R {
[INFO] [stderr] 362 +     pub fn block_on<R>(self: &Arc<Self>, fut: impl Future<Output = R> + 'static) -> R {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:384:19
[INFO] [stderr]     |
[INFO] [stderr] 384 |         fut: impl (Future<Output = R>) + Unpin + 'static,
[INFO] [stderr]     |                   ^                  ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 384 -         fut: impl (Future<Output = R>) + Unpin + 'static,
[INFO] [stderr] 384 +         fut: impl Future<Output = R> + Unpin + 'static,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:496:24
[INFO] [stderr]     |
[INFO] [stderr] 496 | pub fn spawn(fut: impl (Future<Output = ()>) + Send + 'static) {
[INFO] [stderr]     |                        ^                   ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 496 - pub fn spawn(fut: impl (Future<Output = ()>) + Send + 'static) {
[INFO] [stderr] 496 + pub fn spawn(fut: impl Future<Output = ()> + Send + 'static) {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:514:30
[INFO] [stderr]     |
[INFO] [stderr] 514 | pub fn spawn_unpin(fut: impl (Future<Output = ()>) + Send + Unpin + 'static) {
[INFO] [stderr]     |                              ^                   ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 514 - pub fn spawn_unpin(fut: impl (Future<Output = ()>) + Send + Unpin + 'static) {
[INFO] [stderr] 514 + pub fn spawn_unpin(fut: impl Future<Output = ()> + Send + Unpin + 'static) {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:563:30
[INFO] [stderr]     |
[INFO] [stderr] 563 | pub fn block_on<R>(fut: impl (Future<Output = R>) + 'static) -> R {
[INFO] [stderr]     |                              ^                  ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 563 - pub fn block_on<R>(fut: impl (Future<Output = R>) + 'static) -> R {
[INFO] [stderr] 563 + pub fn block_on<R>(fut: impl Future<Output = R> + 'static) -> R {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:585:40
[INFO] [stderr]     |
[INFO] [stderr] 585 | pub fn block_on_unpin<R>(mut fut: impl (Future<Output = R>) + Unpin + 'static) -> R {
[INFO] [stderr]     |                                        ^                  ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 585 - pub fn block_on_unpin<R>(mut fut: impl (Future<Output = R>) + Unpin + 'static) -> R {
[INFO] [stderr] 585 + pub fn block_on_unpin<R>(mut fut: impl Future<Output = R> + Unpin + 'static) -> R {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `safina-executor` (lib) generated 8 warnings (run `cargo fix --lib -p safina-executor` to apply 8 suggestions)
[INFO] [stderr] warning: `safina-executor` (lib test) generated 8 warnings (8 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/safina_executor-a48c9c4f542dbd8e)
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-d5ba7d326efbf8e2)
[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] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test test_block_on_unpin ... ok
[INFO] [stdout] test test_executor_schedule_blocking_move ... ok
[INFO] [stdout] test test_schedule_blocking_move ... ok
[INFO] [stdout] test test_executor_schedule_blocking_simple ... ok
[INFO] [stdout] test test_schedule_blocking_simple ... ok
[INFO] [stdout] test test_spawn_unpin ... ok
[INFO] [stdout] test test_spawn ... ok
[INFO] [stdout] test test_wake_after_ready ... ok
[INFO] [stdout] test no_executor_running ... ok
[INFO] [stdout] test test_executor_schedule_blocking_panic ... ok
[INFO] [stdout] test test_schedule_blocking_panic ... ok
[INFO] [stdout] test test_async_panic ... ok
[INFO] [stdout] test test_block_on ... ok
[INFO] [stdout] test test_executor_block_on ... ok
[INFO] [stdout] test test_executor_schedule_blocking_sleep ... ok
[INFO] [stdout] test test_executor_schedule_blocking_recv ... ok
[INFO] [stdout] test test_schedule_blocking_sleep ... ok
[INFO] [stdout] test test_schedule_blocking_recv ... ok
[INFO] [stdout] test test_waking ... ok
[INFO] [stdout] test test_default ... ok
[INFO] [stdout] test test_default_trait ... ok
[INFO] [stdout] test test_new ... ok
[INFO] [stdout] test test_with_name ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.65s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests safina_executor
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:309:46
[INFO] [stderr]     |
[INFO] [stderr] 309 |     pub fn spawn(self: &Arc<Self>, fut: impl (Future<Output = ()>) + Send + 'static) {
[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] 309 -     pub fn spawn(self: &Arc<Self>, fut: impl (Future<Output = ()>) + Send + 'static) {
[INFO] [stderr] 309 +     pub fn spawn(self: &Arc<Self>, fut: impl Future<Output = ()> + Send + 'static) {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:327:52
[INFO] [stderr]     |
[INFO] [stderr] 327 |     pub fn spawn_unpin(self: &Arc<Self>, fut: impl (Future<Output = ()>) + Send + Unpin + 'static) {
[INFO] [stderr]     |                                                    ^                   ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 327 -     pub fn spawn_unpin(self: &Arc<Self>, fut: impl (Future<Output = ()>) + Send + Unpin + 'static) {
[INFO] [stderr] 327 +     pub fn spawn_unpin(self: &Arc<Self>, fut: impl Future<Output = ()> + Send + Unpin + 'static) {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:362:52
[INFO] [stderr]     |
[INFO] [stderr] 362 |     pub fn block_on<R>(self: &Arc<Self>, fut: impl (Future<Output = R>) + 'static) -> R {
[INFO] [stderr]     |                                                    ^                  ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 362 -     pub fn block_on<R>(self: &Arc<Self>, fut: impl (Future<Output = R>) + 'static) -> R {
[INFO] [stderr] 362 +     pub fn block_on<R>(self: &Arc<Self>, fut: impl Future<Output = R> + 'static) -> R {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:384:19
[INFO] [stderr]     |
[INFO] [stderr] 384 |         fut: impl (Future<Output = R>) + Unpin + 'static,
[INFO] [stderr]     |                   ^                  ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 384 -         fut: impl (Future<Output = R>) + Unpin + 'static,
[INFO] [stderr] 384 +         fut: impl Future<Output = R> + Unpin + 'static,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:496:24
[INFO] [stderr]     |
[INFO] [stderr] 496 | pub fn spawn(fut: impl (Future<Output = ()>) + Send + 'static) {
[INFO] [stderr]     |                        ^                   ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 496 - pub fn spawn(fut: impl (Future<Output = ()>) + Send + 'static) {
[INFO] [stderr] 496 + pub fn spawn(fut: impl Future<Output = ()> + Send + 'static) {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:514:30
[INFO] [stderr]     |
[INFO] [stderr] 514 | pub fn spawn_unpin(fut: impl (Future<Output = ()>) + Send + Unpin + 'static) {
[INFO] [stderr]     |                              ^                   ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 514 - pub fn spawn_unpin(fut: impl (Future<Output = ()>) + Send + Unpin + 'static) {
[INFO] [stderr] 514 + pub fn spawn_unpin(fut: impl Future<Output = ()> + Send + Unpin + 'static) {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:563:30
[INFO] [stderr]     |
[INFO] [stderr] 563 | pub fn block_on<R>(fut: impl (Future<Output = R>) + 'static) -> R {
[INFO] [stderr]     |                              ^                  ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 563 - pub fn block_on<R>(fut: impl (Future<Output = R>) + 'static) -> R {
[INFO] [stderr] 563 + pub fn block_on<R>(fut: impl Future<Output = R> + 'static) -> R {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:585:40
[INFO] [stderr]     |
[INFO] [stderr] 585 | pub fn block_on_unpin<R>(mut fut: impl (Future<Output = R>) + Unpin + 'static) -> R {
[INFO] [stderr]     |                                        ^                  ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 585 - pub fn block_on_unpin<R>(mut fut: impl (Future<Output = R>) + Unpin + 'static) -> R {
[INFO] [stderr] 585 + pub fn block_on_unpin<R>(mut fut: impl Future<Output = R> + Unpin + 'static) -> R {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - Executor::spawn (line 300) ... ok
[INFO] [stdout] test src/lib.rs - spawn (line 485) ... ok
[INFO] [stdout] test src/lib.rs - (line 42) ... ok
[INFO] [stdout] test src/lib.rs - Executor::block_on (line 350) ... ok
[INFO] [stdout] test src/lib.rs - (line 33) ... ok
[INFO] [stdout] test src/lib.rs - block_on (line 552) ... ok
[INFO] [stdout] test src/lib.rs - (line 55) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7a132cba5b1f41f0903f39a1b0cf54ded2ea549a844b7be181bd26e611948a9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a132cba5b1f41f0903f39a1b0cf54ded2ea549a844b7be181bd26e611948a9e", kill_on_drop: false }`
[INFO] [stdout] 7a132cba5b1f41f0903f39a1b0cf54ded2ea549a844b7be181bd26e611948a9e
