[INFO] fetching crate extra_waiters 1.0.1...
[INFO] testing extra_waiters-1.0.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate extra_waiters 1.0.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate extra_waiters 1.0.1
[INFO] finished tweaking crates.io crate extra_waiters 1.0.1
[INFO] tweaked toml for crates.io crate extra_waiters 1.0.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate extra_waiters 1.0.1 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 10 packages to latest compatible versions
[INFO] [stderr]       Adding parking_lot_core v0.8.6 (available: v0.9.11)
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] bb16acc0d3293a207cb690f149e4af98d6166c3ddc6dc5d95c6b8b5bf441d3aa
[INFO] running `Command { std: "docker" "start" "-a" "bb16acc0d3293a207cb690f149e4af98d6166c3ddc6dc5d95c6b8b5bf441d3aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb16acc0d3293a207cb690f149e4af98d6166c3ddc6dc5d95c6b8b5bf441d3aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb16acc0d3293a207cb690f149e4af98d6166c3ddc6dc5d95c6b8b5bf441d3aa", kill_on_drop: false }`
[INFO] [stdout] bb16acc0d3293a207cb690f149e4af98d6166c3ddc6dc5d95c6b8b5bf441d3aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 09734ba6ca9a78f856ceb5193776e704eb2848b1300fc558ba33697ff06617c1
[INFO] running `Command { std: "docker" "start" "-a" "09734ba6ca9a78f856ceb5193776e704eb2848b1300fc558ba33697ff06617c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling extra_waiters v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/spinlock_waiter.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn lock(&self) -> SpinlockGuard {
[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] 19 |     pub fn lock(&self) -> SpinlockGuard<'_> {
[INFO] [stdout]    |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/spinlock_waiter.rs:32:21
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn try_lock(&self) -> Option<SpinlockGuard> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn try_lock(&self) -> Option<SpinlockGuard<'_>> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.40s
[INFO] running `Command { std: "docker" "inspect" "09734ba6ca9a78f856ceb5193776e704eb2848b1300fc558ba33697ff06617c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09734ba6ca9a78f856ceb5193776e704eb2848b1300fc558ba33697ff06617c1", kill_on_drop: false }`
[INFO] [stdout] 09734ba6ca9a78f856ceb5193776e704eb2848b1300fc558ba33697ff06617c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 097a86378a6cd31cef4889a362626c2c40ce5e726fc378af82ec9c6ac54d0256
[INFO] running `Command { std: "docker" "start" "-a" "097a86378a6cd31cef4889a362626c2c40ce5e726fc378af82ec9c6ac54d0256", kill_on_drop: false }`
[INFO] [stderr]    Compiling extra_waiters v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/spinlock_waiter.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn lock(&self) -> SpinlockGuard {
[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] 19 |     pub fn lock(&self) -> SpinlockGuard<'_> {
[INFO] [stdout]    |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/spinlock_waiter.rs:32:21
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn try_lock(&self) -> Option<SpinlockGuard> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn try_lock(&self) -> Option<SpinlockGuard<'_>> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/spinlock_waiter.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn lock(&self) -> SpinlockGuard {
[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] 19 |     pub fn lock(&self) -> SpinlockGuard<'_> {
[INFO] [stdout]    |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/spinlock_waiter.rs:32:21
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn try_lock(&self) -> Option<SpinlockGuard> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn try_lock(&self) -> Option<SpinlockGuard<'_>> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "097a86378a6cd31cef4889a362626c2c40ce5e726fc378af82ec9c6ac54d0256", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "097a86378a6cd31cef4889a362626c2c40ce5e726fc378af82ec9c6ac54d0256", kill_on_drop: false }`
[INFO] [stdout] 097a86378a6cd31cef4889a362626c2c40ce5e726fc378af82ec9c6ac54d0256
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 41e9d73f03926e73bb74c60c0c939486c4a3eb2ba4e19e701d12dc3e75175757
[INFO] running `Command { std: "docker" "start" "-a" "41e9d73f03926e73bb74c60c0c939486c4a3eb2ba4e19e701d12dc3e75175757", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/spinlock_waiter.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn lock(&self) -> SpinlockGuard {
[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] 19 |     pub fn lock(&self) -> SpinlockGuard<'_> {
[INFO] [stderr]    |                                        ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/spinlock_waiter.rs:32:21
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub fn try_lock(&self) -> Option<SpinlockGuard> {
[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] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub fn try_lock(&self) -> Option<SpinlockGuard<'_>> {
[INFO] [stderr]    |                                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `extra_waiters` (lib) generated 2 warnings (run `cargo fix --lib -p extra_waiters` to apply 2 suggestions)
[INFO] [stderr] warning: `extra_waiters` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/extra_waiters-5c085548a8a6c1d9)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test attentive_waiter::tests::ensure_const ... ok
[INFO] [stdout] test attentive_waiter::tests::timeout ... ok
[INFO] [stdout] test attentive_waiter::tests::wait ... ok
[INFO] [stdout] test once_waiter::tests::create ... ok
[INFO] [stdout] test spinlock_waiter::tests::create ... ok
[INFO] [stdout] test spinlock_waiter::tests::lock ... ok
[INFO] [stdout] test spinlock_waiter::tests::unlock ... ok
[INFO] [stdout] test attentive_waiter::tests::wait_hooked ... ok
[INFO] [stdout] test once_waiter::tests::ensure_once ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests extra_waiters
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/attentive_waiter.rs - attentive_waiter::AttentiveWaiter (line 21) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/attentive_waiter.rs - attentive_waiter::AttentiveWaiter (line 21) stdout ----
[INFO] [stdout] error[E0282]: type annotations needed for `Vec<_>`
[INFO] [stdout]   --> src/attentive_waiter.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | let mut items = Vec::new();
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |         if item.try_lock() {
[INFO] [stdout]    |                 -------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `items` an explicit type, where the placeholders `_` are specified
[INFO] [stdout]    |
[INFO] [stdout] 13 | let mut items: Vec<T> = Vec::new();
[INFO] [stdout]    |              ++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/attentive_waiter.rs - attentive_waiter::AttentiveWaiter (line 21)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "41e9d73f03926e73bb74c60c0c939486c4a3eb2ba4e19e701d12dc3e75175757", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41e9d73f03926e73bb74c60c0c939486c4a3eb2ba4e19e701d12dc3e75175757", kill_on_drop: false }`
[INFO] [stdout] 41e9d73f03926e73bb74c60c0c939486c4a3eb2ba4e19e701d12dc3e75175757
