[INFO] fetching crate sharded_mutex 2.1.0...
[INFO] testing sharded_mutex-2.1.0 against 1.95.0 for beta-1.96-2
[INFO] extracting crate sharded_mutex 2.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate sharded_mutex 2.1.0
[INFO] finished tweaking crates.io crate sharded_mutex 2.1.0
[INFO] tweaked toml for crates.io crate sharded_mutex 2.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sharded_mutex 2.1.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "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" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] [stderr]       Adding mutants v0.0.3 (available: v0.0.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assoc_static v1.0.0
[INFO] [stderr]   Downloaded mutants v0.0.3
[INFO] [stderr]   Downloaded assoc_threadlocal v0.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48f8f0e6f1e5392207da6ef1a491b19e41ca9e7173f1e4e724f0f93e75db4e43
[INFO] running `Command { std: "docker" "start" "-a" "48f8f0e6f1e5392207da6ef1a491b19e41ca9e7173f1e4e724f0f93e75db4e43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48f8f0e6f1e5392207da6ef1a491b19e41ca9e7173f1e4e724f0f93e75db4e43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48f8f0e6f1e5392207da6ef1a491b19e41ca9e7173f1e4e724f0f93e75db4e43", kill_on_drop: false }`
[INFO] [stdout] 48f8f0e6f1e5392207da6ef1a491b19e41ca9e7173f1e4e724f0f93e75db4e43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06762921dc47c54d681b342841d8a75d53014aa8db90d83895ba3e443109029d
[INFO] running `Command { std: "docker" "start" "-a" "06762921dc47c54d681b342841d8a75d53014aa8db90d83895ba3e443109029d", kill_on_drop: false }`
[INFO] [stderr]    Compiling assoc_threadlocal v0.0.1
[INFO] [stderr]    Compiling assoc_static v1.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling sharded_mutex v2.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:247:17
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn lock(&self) -> ShardedMutexGuard<T, TAG> {
[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] 247 |     pub fn lock(&self) -> ShardedMutexGuard<'_, T, TAG> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:257:21
[INFO] [stdout]     |
[INFO] [stdout] 257 |     pub fn try_lock(&self) -> Option<ShardedMutexGuard<T, TAG>> {
[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] 257 |     pub fn try_lock(&self) -> Option<ShardedMutexGuard<'_, T, TAG>> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:265:25
[INFO] [stdout]     |
[INFO] [stdout] 265 |     pub fn try_lock_for(&self, timeout: Duration) -> Option<ShardedMutexGuard<T, TAG>> {
[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] 265 |     pub fn try_lock_for(&self, timeout: Duration) -> Option<ShardedMutexGuard<'_, T, TAG>> {
[INFO] [stdout]     |                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:280:49
[INFO] [stdout]     |
[INFO] [stdout] 280 |     pub fn multi_lock<const N: usize>(objects: [&Self; N]) -> [ShardedMutexGuard<T, TAG>; N] {
[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] 280 |     pub fn multi_lock<const N: usize>(objects: [&Self; N]) -> [ShardedMutexGuard<'_, T, TAG>; N] {
[INFO] [stdout]     |                                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:318:19
[INFO] [stdout]     |
[INFO] [stdout] 318 |         objects: [&Self; N],
[INFO] [stdout]     |                   ^^^^^ the lifetime is elided here
[INFO] [stdout] 319 |     ) -> Option<[ShardedMutexGuard<T, TAG>; N]> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^ 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] 319 |     ) -> Option<[ShardedMutexGuard<'_, T, TAG>; N]> {
[INFO] [stdout]     |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:482:17
[INFO] [stdout]     |
[INFO] [stdout] 480 |         new: &'a ShardedMutex<U, UTAG>,
[INFO] [stdout]     |               -- the lifetime is named here
[INFO] [stdout] 481 |         timeout: Duration,
[INFO] [stdout] 482 |     ) -> Result<ShardedMutexGuard<U, UTAG>, ShardedMutexGuard<T, TAG>>
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 482 |     ) -> Result<ShardedMutexGuard<'a, U, UTAG>, ShardedMutexGuard<'a, T, TAG>>
[INFO] [stdout]     |                                   +++                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "06762921dc47c54d681b342841d8a75d53014aa8db90d83895ba3e443109029d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06762921dc47c54d681b342841d8a75d53014aa8db90d83895ba3e443109029d", kill_on_drop: false }`
[INFO] [stdout] 06762921dc47c54d681b342841d8a75d53014aa8db90d83895ba3e443109029d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee925976b6c7619265e7a60d86848c1b257d737838ea49339069af73c5f39937
[INFO] running `Command { std: "docker" "start" "-a" "ee925976b6c7619265e7a60d86848c1b257d737838ea49339069af73c5f39937", kill_on_drop: false }`
[INFO] [stderr]    Compiling mutants v0.0.3
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:247:17
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn lock(&self) -> ShardedMutexGuard<T, TAG> {
[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] 247 |     pub fn lock(&self) -> ShardedMutexGuard<'_, T, TAG> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:257:21
[INFO] [stdout]     |
[INFO] [stdout] 257 |     pub fn try_lock(&self) -> Option<ShardedMutexGuard<T, TAG>> {
[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] 257 |     pub fn try_lock(&self) -> Option<ShardedMutexGuard<'_, T, TAG>> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:265:25
[INFO] [stdout]     |
[INFO] [stdout] 265 |     pub fn try_lock_for(&self, timeout: Duration) -> Option<ShardedMutexGuard<T, TAG>> {
[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] 265 |     pub fn try_lock_for(&self, timeout: Duration) -> Option<ShardedMutexGuard<'_, T, TAG>> {
[INFO] [stdout]     |                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:280:49
[INFO] [stdout]     |
[INFO] [stdout] 280 |     pub fn multi_lock<const N: usize>(objects: [&Self; N]) -> [ShardedMutexGuard<T, TAG>; N] {
[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] 280 |     pub fn multi_lock<const N: usize>(objects: [&Self; N]) -> [ShardedMutexGuard<'_, T, TAG>; N] {
[INFO] [stdout]     |                                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:318:19
[INFO] [stdout]     |
[INFO] [stdout] 318 |         objects: [&Self; N],
[INFO] [stdout]     |                   ^^^^^ the lifetime is elided here
[INFO] [stdout] 319 |     ) -> Option<[ShardedMutexGuard<T, TAG>; N]> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^ 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] 319 |     ) -> Option<[ShardedMutexGuard<'_, T, TAG>; N]> {
[INFO] [stdout]     |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:482:17
[INFO] [stdout]     |
[INFO] [stdout] 480 |         new: &'a ShardedMutex<U, UTAG>,
[INFO] [stdout]     |               -- the lifetime is named here
[INFO] [stdout] 481 |         timeout: Duration,
[INFO] [stdout] 482 |     ) -> Result<ShardedMutexGuard<U, UTAG>, ShardedMutexGuard<T, TAG>>
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 482 |     ) -> Result<ShardedMutexGuard<'a, U, UTAG>, ShardedMutexGuard<'a, T, TAG>>
[INFO] [stdout]     |                                   +++                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sharded_mutex v2.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for the crate
[INFO] [stdout]   --> tests/integration.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout]  1 | / use sharded_mutex::*;
[INFO] [stdout]  2 | |
[INFO] [stdout]  3 | | #[test]
[INFO] [stdout]  4 | | fn simple_i32() {
[INFO] [stdout] ...  |
[INFO] [stdout] 80 | |     assert_eq!(y.lock().0, 234);
[INFO] [stdout] 81 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W missing-docs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:247:17
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn lock(&self) -> ShardedMutexGuard<T, TAG> {
[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] 247 |     pub fn lock(&self) -> ShardedMutexGuard<'_, T, TAG> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:257:21
[INFO] [stdout]     |
[INFO] [stdout] 257 |     pub fn try_lock(&self) -> Option<ShardedMutexGuard<T, TAG>> {
[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] 257 |     pub fn try_lock(&self) -> Option<ShardedMutexGuard<'_, T, TAG>> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:265:25
[INFO] [stdout]     |
[INFO] [stdout] 265 |     pub fn try_lock_for(&self, timeout: Duration) -> Option<ShardedMutexGuard<T, TAG>> {
[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] 265 |     pub fn try_lock_for(&self, timeout: Duration) -> Option<ShardedMutexGuard<'_, T, TAG>> {
[INFO] [stdout]     |                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:280:49
[INFO] [stdout]     |
[INFO] [stdout] 280 |     pub fn multi_lock<const N: usize>(objects: [&Self; N]) -> [ShardedMutexGuard<T, TAG>; N] {
[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] 280 |     pub fn multi_lock<const N: usize>(objects: [&Self; N]) -> [ShardedMutexGuard<'_, T, TAG>; N] {
[INFO] [stdout]     |                                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:318:19
[INFO] [stdout]     |
[INFO] [stdout] 318 |         objects: [&Self; N],
[INFO] [stdout]     |                   ^^^^^ the lifetime is elided here
[INFO] [stdout] 319 |     ) -> Option<[ShardedMutexGuard<T, TAG>; N]> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^ 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] 319 |     ) -> Option<[ShardedMutexGuard<'_, T, TAG>; N]> {
[INFO] [stdout]     |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:482:17
[INFO] [stdout]     |
[INFO] [stdout] 480 |         new: &'a ShardedMutex<U, UTAG>,
[INFO] [stdout]     |               -- the lifetime is named here
[INFO] [stdout] 481 |         timeout: Duration,
[INFO] [stdout] 482 |     ) -> Result<ShardedMutexGuard<U, UTAG>, ShardedMutexGuard<T, TAG>>
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 482 |     ) -> Result<ShardedMutexGuard<'a, U, UTAG>, ShardedMutexGuard<'a, T, TAG>>
[INFO] [stdout]     |                                   +++                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "ee925976b6c7619265e7a60d86848c1b257d737838ea49339069af73c5f39937", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee925976b6c7619265e7a60d86848c1b257d737838ea49339069af73c5f39937", kill_on_drop: false }`
[INFO] [stdout] ee925976b6c7619265e7a60d86848c1b257d737838ea49339069af73c5f39937
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 37e92fb1786422680372a4245c88b4fa9779fa4d645dc94ecfb5903bc9943976
[INFO] running `Command { std: "docker" "start" "-a" "37e92fb1786422680372a4245c88b4fa9779fa4d645dc94ecfb5903bc9943976", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:247:17
[INFO] [stderr]     |
[INFO] [stderr] 247 |     pub fn lock(&self) -> ShardedMutexGuard<T, TAG> {
[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] 247 |     pub fn lock(&self) -> ShardedMutexGuard<'_, T, TAG> {
[INFO] [stderr]     |                                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:257:21
[INFO] [stderr]     |
[INFO] [stderr] 257 |     pub fn try_lock(&self) -> Option<ShardedMutexGuard<T, TAG>> {
[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] 257 |     pub fn try_lock(&self) -> Option<ShardedMutexGuard<'_, T, TAG>> {
[INFO] [stderr]     |                                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:265:25
[INFO] [stderr]     |
[INFO] [stderr] 265 |     pub fn try_lock_for(&self, timeout: Duration) -> Option<ShardedMutexGuard<T, TAG>> {
[INFO] [stderr]     |                         ^^^^^ the lifetime is elided here   ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 265 |     pub fn try_lock_for(&self, timeout: Duration) -> Option<ShardedMutexGuard<'_, T, TAG>> {
[INFO] [stderr]     |                                                                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:280:49
[INFO] [stderr]     |
[INFO] [stderr] 280 |     pub fn multi_lock<const N: usize>(objects: [&Self; N]) -> [ShardedMutexGuard<T, TAG>; N] {
[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] 280 |     pub fn multi_lock<const N: usize>(objects: [&Self; N]) -> [ShardedMutexGuard<'_, T, TAG>; N] {
[INFO] [stderr]     |                                                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:318:19
[INFO] [stderr]     |
[INFO] [stderr] 318 |         objects: [&Self; N],
[INFO] [stderr]     |                   ^^^^^ the lifetime is elided here
[INFO] [stderr] 319 |     ) -> Option<[ShardedMutexGuard<T, TAG>; N]> {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 319 |     ) -> Option<[ShardedMutexGuard<'_, T, TAG>; N]> {
[INFO] [stderr]     |                                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:482:17
[INFO] [stderr]     |
[INFO] [stderr] 480 |         new: &'a ShardedMutex<U, UTAG>,
[INFO] [stderr]     |               -- the lifetime is named here
[INFO] [stderr] 481 |         timeout: Duration,
[INFO] [stderr] 482 |     ) -> Result<ShardedMutexGuard<U, UTAG>, ShardedMutexGuard<T, TAG>>
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 482 |     ) -> Result<ShardedMutexGuard<'a, U, UTAG>, ShardedMutexGuard<'a, T, TAG>>
[INFO] [stderr]     |                                   +++                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: `sharded_mutex` (lib) generated 6 warnings (run `cargo fix --lib -p sharded_mutex` to apply 6 suggestions)
[INFO] [stderr] warning: missing documentation for the crate
[INFO] [stderr]   --> tests/integration.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr]  1 | / use sharded_mutex::*;
[INFO] [stderr]  2 | |
[INFO] [stderr]  3 | | #[test]
[INFO] [stderr]  4 | | fn simple_i32() {
[INFO] [stderr] ...  |
[INFO] [stderr] 80 | |     assert_eq!(y.lock().0, 234);
[INFO] [stderr] 81 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: requested on the command line with `-W missing-docs`
[INFO] [stderr] 
[INFO] [stderr] warning: `sharded_mutex` (test "integration") generated 1 warning
[INFO] [stderr] warning: `sharded_mutex` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sharded_mutex-9aae517a50acb880)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::simple_lock ... ok
[INFO] [stdout] test tests::get_mut ... ok
[INFO] [stdout] test tests::pseudo_atomic_ops ... ok
[INFO] [stdout] test tests::test_raw_try_lock ... ok
[INFO] [stdout] test tests::test_size ... ok
[INFO] [stdout] test tests::test_raw_try_lock_for ... ok
[INFO] [stdout] test tests::into_inner ... ok
[INFO] [stdout] test tests::smoke ... ok
[INFO] [stdout] test tests::try_lock ... ok
[INFO] [stdout] test tests::try_multi_lock ... ok
[INFO] [stdout] test tests::multi_lock ... ok
[INFO] [stdout] test tests::simple_deadlock - should panic ... ok
[INFO] [stdout] test tests::multi_deadlock - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-8267c571bf2dac9f)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test distinct_with_tags ... ok
[INFO] [stdout] test simple_i32 ... ok
[INFO] [stdout] test std_types_needs_tag ... ok
[INFO] [stdout] test own_type2 ... ok
[INFO] [stdout] test own_type1 ... ok
[INFO] [stdout] test distinct_tags ... ok
[INFO] [stderr]    Doc-tests sharded_mutex
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - sharded_mutex (line 34) ... ok
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] test src/lib.rs - ShardedMutexGuard<'a,T,TAG>::then_lock (line 467) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "37e92fb1786422680372a4245c88b4fa9779fa4d645dc94ecfb5903bc9943976", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37e92fb1786422680372a4245c88b4fa9779fa4d645dc94ecfb5903bc9943976", kill_on_drop: false }`
[INFO] [stdout] 37e92fb1786422680372a4245c88b4fa9779fa4d645dc94ecfb5903bc9943976
