[INFO] fetching crate tokio-eventfd 0.2.2... [INFO] testing tokio-eventfd-0.2.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8 [INFO] extracting crate tokio-eventfd 0.2.2 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate tokio-eventfd 0.2.2 [INFO] finished tweaking crates.io crate tokio-eventfd 0.2.2 [INFO] tweaked toml for crates.io crate tokio-eventfd 0.2.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate tokio-eventfd 0.2.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4dbe16eb38dbdd3f1f4e27fc750071aa65a3a1224c2896ad5d81428b4574574a [INFO] running `Command { std: "docker" "start" "-a" "4dbe16eb38dbdd3f1f4e27fc750071aa65a3a1224c2896ad5d81428b4574574a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4dbe16eb38dbdd3f1f4e27fc750071aa65a3a1224c2896ad5d81428b4574574a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4dbe16eb38dbdd3f1f4e27fc750071aa65a3a1224c2896ad5d81428b4574574a", kill_on_drop: false }` [INFO] [stdout] 4dbe16eb38dbdd3f1f4e27fc750071aa65a3a1224c2896ad5d81428b4574574a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 45812d56f3fd6e38dadddc691e14217fb2367ff894aeda591b930706c1409756 [INFO] running `Command { std: "docker" "start" "-a" "45812d56f3fd6e38dadddc691e14217fb2367ff894aeda591b930706c1409756", kill_on_drop: false }` [INFO] [stderr] Compiling futures-core v0.3.31 [INFO] [stderr] Compiling tokio-macros v2.6.0 [INFO] [stderr] Compiling futures-lite v2.6.1 [INFO] [stderr] Compiling tokio v1.48.0 [INFO] [stderr] Compiling tokio-eventfd v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:113:14 [INFO] [stdout] | [INFO] [stdout] 113 | fn as_fd(&self) -> BorrowedFd { [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] 113 | fn as_fd(&self) -> BorrowedFd<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.71s [INFO] running `Command { std: "docker" "inspect" "45812d56f3fd6e38dadddc691e14217fb2367ff894aeda591b930706c1409756", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45812d56f3fd6e38dadddc691e14217fb2367ff894aeda591b930706c1409756", kill_on_drop: false }` [INFO] [stdout] 45812d56f3fd6e38dadddc691e14217fb2367ff894aeda591b930706c1409756 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 242406d090812c157c2a086008aede8a62887804faa19e96a58583bd4d9f716f [INFO] running `Command { std: "docker" "start" "-a" "242406d090812c157c2a086008aede8a62887804faa19e96a58583bd4d9f716f", kill_on_drop: false }` [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:113:14 [INFO] [stdout] | [INFO] [stdout] 113 | fn as_fd(&self) -> BorrowedFd { [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] 113 | fn as_fd(&self) -> BorrowedFd<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tokio-eventfd v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:113:14 [INFO] [stdout] | [INFO] [stdout] 113 | fn as_fd(&self) -> BorrowedFd { [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] 113 | fn as_fd(&self) -> BorrowedFd<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.90s [INFO] running `Command { std: "docker" "inspect" "242406d090812c157c2a086008aede8a62887804faa19e96a58583bd4d9f716f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "242406d090812c157c2a086008aede8a62887804faa19e96a58583bd4d9f716f", kill_on_drop: false }` [INFO] [stdout] 242406d090812c157c2a086008aede8a62887804faa19e96a58583bd4d9f716f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 66f44d398b77e4273e41e1d62f529d9ddbc0bae0be96ab287808b8d927ca7c8d [INFO] running `Command { std: "docker" "start" "-a" "66f44d398b77e4273e41e1d62f529d9ddbc0bae0be96ab287808b8d927ca7c8d", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:113:14 [INFO] [stderr] | [INFO] [stderr] 113 | fn as_fd(&self) -> BorrowedFd { [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] 113 | fn as_fd(&self) -> BorrowedFd<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `tokio-eventfd` (lib) generated 1 warning (run `cargo fix --lib -p tokio-eventfd` to apply 1 suggestion) [INFO] [stderr] warning: `tokio-eventfd` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tokio_eventfd-ba828460f0434342) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test tests::read_twice ... ok [INFO] [stderr] Doc-tests tokio_eventfd [INFO] [stdout] test tests::not_semaphore_reads_and_resets ... ok [INFO] [stdout] test tests::semaphore_reads_ones ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s [INFO] [stdout] [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" "66f44d398b77e4273e41e1d62f529d9ddbc0bae0be96ab287808b8d927ca7c8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66f44d398b77e4273e41e1d62f529d9ddbc0bae0be96ab287808b8d927ca7c8d", kill_on_drop: false }` [INFO] [stdout] 66f44d398b77e4273e41e1d62f529d9ddbc0bae0be96ab287808b8d927ca7c8d