[INFO] fetching crate spin-sync 0.3.2...
[INFO] building spin-sync-0.3.2 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate spin-sync 0.3.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate spin-sync 0.3.2
[INFO] finished tweaking crates.io crate spin-sync 0.3.2
[INFO] tweaked toml for crates.io crate spin-sync 0.3.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate spin-sync 0.3.2 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6629ca01532c180ff2d7bd0aa63104a03af7f1df419fae90f247d88d11bd062
[INFO] running `Command { std: "docker" "start" "-a" "a6629ca01532c180ff2d7bd0aa63104a03af7f1df419fae90f247d88d11bd062", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6629ca01532c180ff2d7bd0aa63104a03af7f1df419fae90f247d88d11bd062", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6629ca01532c180ff2d7bd0aa63104a03af7f1df419fae90f247d88d11bd062", kill_on_drop: false }`
[INFO] [stdout] a6629ca01532c180ff2d7bd0aa63104a03af7f1df419fae90f247d88d11bd062
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05743dc5524f408208108c65cf12f802f9fedbb61ff912df63e9542347d2966f
[INFO] running `Command { std: "docker" "start" "-a" "05743dc5524f408208108c65cf12f802f9fedbb61ff912df63e9542347d2966f", kill_on_drop: false }`
[INFO] [stderr]    Compiling spin-sync v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/barrier.rs:271:18
[INFO] [stdout]     |
[INFO] [stdout] 271 |                 .compare_and_swap(expected, desired, Ordering::Acquire);
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex.rs:350:18
[INFO] [stdout]     |
[INFO] [stdout] 350 |                 .compare_and_swap(expected, desired, Ordering::Acquire)
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex8.rs:152:34
[INFO] [stdout]     |
[INFO] [stdout] 152 |             let current = self.0.compare_and_swap(expected, locked, Ordering::Acquire);
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex8.rs:232:34
[INFO] [stdout]     |
[INFO] [stdout] 232 |             let current = self.0.compare_and_swap(expected, locked, Ordering::Acquire);
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex8.rs:389:18
[INFO] [stdout]     |
[INFO] [stdout] 389 |                 .compare_and_swap(expected, unlocked, Ordering::Release);
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/once.rs:270:53
[INFO] [stdout]     |
[INFO] [stdout] 270 |             let current = OnceState::new(self.state.compare_and_swap(
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU64::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/rwlock.rs:436:18
[INFO] [stdout]     |
[INFO] [stdout] 436 |                 .compare_and_swap(expected, desired, Ordering::Acquire);
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU64::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/rwlock.rs:606:18
[INFO] [stdout]     |
[INFO] [stdout] 606 |                 .compare_and_swap(expected, desired, Ordering::Release);
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/barrier.rs:263:13
[INFO] [stdout]     |
[INFO] [stdout] 263 |     fn lock(&self) -> (BarrierLockGuard, usize) {
[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] 263 |     fn lock(&self) -> (BarrierLockGuard<'_>, usize) {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mutex.rs:268:17
[INFO] [stdout]     |
[INFO] [stdout] 268 |     pub fn lock(&self) -> LockResult<MutexGuard<T>> {
[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] 268 |     pub fn lock(&self) -> LockResult<MutexGuard<'_, T>> {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mutex.rs:331:21
[INFO] [stdout]     |
[INFO] [stdout] 331 |     pub fn try_lock(&self) -> TryLockResult<MutexGuard<T>> {
[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] 331 |     pub fn try_lock(&self) -> TryLockResult<MutexGuard<'_, T>> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mutex8.rs:147:17
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn lock(&self, lock_bits: u8) -> Mutex8Guard {
[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] 147 |     pub fn lock(&self, lock_bits: u8) -> Mutex8Guard<'_> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mutex8.rs:227:21
[INFO] [stdout]     |
[INFO] [stdout] 227 |     pub fn try_lock(&self, lock_bits: u8) -> TryLockResult<Mutex8Guard> {
[INFO] [stdout]     |                     ^^^^^ the lifetime is elided here      ^^^^^^^^^^^ the same lifetime is hidden 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] 227 |     pub fn try_lock(&self, lock_bits: u8) -> TryLockResult<Mutex8Guard<'_>> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/once.rs:265:13
[INFO] [stdout]     |
[INFO] [stdout] 265 |     fn lock(&self) -> (OnceGuard, OnceState) {
[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] 265 |     fn lock(&self) -> (OnceGuard<'_>, OnceState) {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rwlock.rs:308:21
[INFO] [stdout]     |
[INFO] [stdout] 308 |     pub fn try_read(&self) -> TryLockResult<RwLockReadGuard<T>> {
[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] 308 |     pub fn try_read(&self) -> TryLockResult<RwLockReadGuard<'_, T>> {
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rwlock.rs:366:22
[INFO] [stdout]     |
[INFO] [stdout] 366 |     pub fn try_write(&self) -> TryLockResult<RwLockWriteGuard<T>> {
[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] 366 |     pub fn try_write(&self) -> TryLockResult<RwLockWriteGuard<'_, T>> {
[INFO] [stdout]     |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "05743dc5524f408208108c65cf12f802f9fedbb61ff912df63e9542347d2966f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05743dc5524f408208108c65cf12f802f9fedbb61ff912df63e9542347d2966f", kill_on_drop: false }`
[INFO] [stdout] 05743dc5524f408208108c65cf12f802f9fedbb61ff912df63e9542347d2966f
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc11223142dce87af86520f31fb96327a041a96fd330da6c5414280c6777a272
[INFO] running `Command { std: "docker" "start" "-a" "dc11223142dce87af86520f31fb96327a041a96fd330da6c5414280c6777a272", kill_on_drop: false }`
[INFO] [stderr]    Compiling spin-sync v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/barrier.rs:271:18
[INFO] [stdout]     |
[INFO] [stdout] 271 |                 .compare_and_swap(expected, desired, Ordering::Acquire);
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex.rs:350:18
[INFO] [stdout]     |
[INFO] [stdout] 350 |                 .compare_and_swap(expected, desired, Ordering::Acquire)
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex8.rs:152:34
[INFO] [stdout]     |
[INFO] [stdout] 152 |             let current = self.0.compare_and_swap(expected, locked, Ordering::Acquire);
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex8.rs:232:34
[INFO] [stdout]     |
[INFO] [stdout] 232 |             let current = self.0.compare_and_swap(expected, locked, Ordering::Acquire);
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex8.rs:389:18
[INFO] [stdout]     |
[INFO] [stdout] 389 |                 .compare_and_swap(expected, unlocked, Ordering::Release);
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/once.rs:270:53
[INFO] [stdout]     |
[INFO] [stdout] 270 |             let current = OnceState::new(self.state.compare_and_swap(
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU64::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/rwlock.rs:436:18
[INFO] [stdout]     |
[INFO] [stdout] 436 |                 .compare_and_swap(expected, desired, Ordering::Acquire);
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU64::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/rwlock.rs:606:18
[INFO] [stdout]     |
[INFO] [stdout] 606 |                 .compare_and_swap(expected, desired, Ordering::Release);
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/barrier.rs:263:13
[INFO] [stdout]     |
[INFO] [stdout] 263 |     fn lock(&self) -> (BarrierLockGuard, usize) {
[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] 263 |     fn lock(&self) -> (BarrierLockGuard<'_>, usize) {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mutex.rs:268:17
[INFO] [stdout]     |
[INFO] [stdout] 268 |     pub fn lock(&self) -> LockResult<MutexGuard<T>> {
[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] 268 |     pub fn lock(&self) -> LockResult<MutexGuard<'_, T>> {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mutex.rs:331:21
[INFO] [stdout]     |
[INFO] [stdout] 331 |     pub fn try_lock(&self) -> TryLockResult<MutexGuard<T>> {
[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] 331 |     pub fn try_lock(&self) -> TryLockResult<MutexGuard<'_, T>> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mutex8.rs:147:17
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn lock(&self, lock_bits: u8) -> Mutex8Guard {
[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] 147 |     pub fn lock(&self, lock_bits: u8) -> Mutex8Guard<'_> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mutex8.rs:227:21
[INFO] [stdout]     |
[INFO] [stdout] 227 |     pub fn try_lock(&self, lock_bits: u8) -> TryLockResult<Mutex8Guard> {
[INFO] [stdout]     |                     ^^^^^ the lifetime is elided here      ^^^^^^^^^^^ the same lifetime is hidden 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] 227 |     pub fn try_lock(&self, lock_bits: u8) -> TryLockResult<Mutex8Guard<'_>> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/once.rs:265:13
[INFO] [stdout]     |
[INFO] [stdout] 265 |     fn lock(&self) -> (OnceGuard, OnceState) {
[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] 265 |     fn lock(&self) -> (OnceGuard<'_>, OnceState) {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rwlock.rs:308:21
[INFO] [stdout]     |
[INFO] [stdout] 308 |     pub fn try_read(&self) -> TryLockResult<RwLockReadGuard<T>> {
[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] 308 |     pub fn try_read(&self) -> TryLockResult<RwLockReadGuard<'_, T>> {
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rwlock.rs:366:22
[INFO] [stdout]     |
[INFO] [stdout] 366 |     pub fn try_write(&self) -> TryLockResult<RwLockWriteGuard<T>> {
[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] 366 |     pub fn try_write(&self) -> TryLockResult<RwLockWriteGuard<'_, T>> {
[INFO] [stdout]     |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex8.rs:152:34
[INFO] [stdout]     |
[INFO] [stdout] 152 |             let current = self.0.compare_and_swap(expected, locked, Ordering::Acquire);
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU64::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/rwlock.rs:606:18
[INFO] [stdout]     |
[INFO] [stdout] 606 |                 .compare_and_swap(expected, desired, Ordering::Release);
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/once.rs:270:53
[INFO] [stdout]     |
[INFO] [stdout] 270 |             let current = OnceState::new(self.state.compare_and_swap(
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU64::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/rwlock.rs:436:18
[INFO] [stdout]     |
[INFO] [stdout] 436 |                 .compare_and_swap(expected, desired, Ordering::Acquire);
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/barrier.rs:271:18
[INFO] [stdout]     |
[INFO] [stdout] 271 |                 .compare_and_swap(expected, desired, Ordering::Acquire);
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex.rs:350:18
[INFO] [stdout]     |
[INFO] [stdout] 350 |                 .compare_and_swap(expected, desired, Ordering::Acquire)
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex8.rs:232:34
[INFO] [stdout]     |
[INFO] [stdout] 232 |             let current = self.0.compare_and_swap(expected, locked, Ordering::Acquire);
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mutex8.rs:389:18
[INFO] [stdout]     |
[INFO] [stdout] 389 |                 .compare_and_swap(expected, unlocked, Ordering::Release);
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rwlock.rs:308:21
[INFO] [stdout]     |
[INFO] [stdout] 308 |     pub fn try_read(&self) -> TryLockResult<RwLockReadGuard<T>> {
[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] 308 |     pub fn try_read(&self) -> TryLockResult<RwLockReadGuard<'_, T>> {
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mutex.rs:268:17
[INFO] [stdout]     |
[INFO] [stdout] 268 |     pub fn lock(&self) -> LockResult<MutexGuard<T>> {
[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] 268 |     pub fn lock(&self) -> LockResult<MutexGuard<'_, T>> {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/once.rs:265:13
[INFO] [stdout]     |
[INFO] [stdout] 265 |     fn lock(&self) -> (OnceGuard, OnceState) {
[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] 265 |     fn lock(&self) -> (OnceGuard<'_>, OnceState) {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mutex8.rs:147:17
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn lock(&self, lock_bits: u8) -> Mutex8Guard {
[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] 147 |     pub fn lock(&self, lock_bits: u8) -> Mutex8Guard<'_> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rwlock.rs:366:22
[INFO] [stdout]     |
[INFO] [stdout] 366 |     pub fn try_write(&self) -> TryLockResult<RwLockWriteGuard<T>> {
[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] 366 |     pub fn try_write(&self) -> TryLockResult<RwLockWriteGuard<'_, T>> {
[INFO] [stdout]     |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mutex8.rs:227:21
[INFO] [stdout]     |
[INFO] [stdout] 227 |     pub fn try_lock(&self, lock_bits: u8) -> TryLockResult<Mutex8Guard> {
[INFO] [stdout]     |                     ^^^^^ the lifetime is elided here      ^^^^^^^^^^^ the same lifetime is hidden 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] 227 |     pub fn try_lock(&self, lock_bits: u8) -> TryLockResult<Mutex8Guard<'_>> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mutex.rs:331:21
[INFO] [stdout]     |
[INFO] [stdout] 331 |     pub fn try_lock(&self) -> TryLockResult<MutexGuard<T>> {
[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] 331 |     pub fn try_lock(&self) -> TryLockResult<MutexGuard<'_, T>> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/barrier.rs:263:13
[INFO] [stdout]     |
[INFO] [stdout] 263 |     fn lock(&self) -> (BarrierLockGuard, usize) {
[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] 263 |     fn lock(&self) -> (BarrierLockGuard<'_>, usize) {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "dc11223142dce87af86520f31fb96327a041a96fd330da6c5414280c6777a272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc11223142dce87af86520f31fb96327a041a96fd330da6c5414280c6777a272", kill_on_drop: false }`
[INFO] [stdout] dc11223142dce87af86520f31fb96327a041a96fd330da6c5414280c6777a272