[INFO] fetching crate key-mutex 0.1.3...
[INFO] checking key-mutex-0.1.3 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate key-mutex 0.1.3 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate key-mutex 0.1.3 on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate key-mutex 0.1.3
[INFO] finished tweaking crates.io crate key-mutex 0.1.3
[INFO] tweaked toml for crates.io crate key-mutex 0.1.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 35 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.22.0 (latest: v0.24.1)
[INFO] [stderr]       Adding dashmap v5.5.3 (latest: v6.0.1)
[INFO] [stderr]       Adding gimli v0.29.0 (latest: v0.31.0)
[INFO] [stderr]       Adding miniz_oxide v0.7.4 (latest: v0.8.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 738c26914e3cd3a87a8ae89ebea0638d4fa78b8132107e07a72dc29b1e4a5b8d
[INFO] running `Command { std: "docker" "start" "-a" "738c26914e3cd3a87a8ae89ebea0638d4fa78b8132107e07a72dc29b1e4a5b8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "738c26914e3cd3a87a8ae89ebea0638d4fa78b8132107e07a72dc29b1e4a5b8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "738c26914e3cd3a87a8ae89ebea0638d4fa78b8132107e07a72dc29b1e4a5b8d", kill_on_drop: false }`
[INFO] [stdout] 738c26914e3cd3a87a8ae89ebea0638d4fa78b8132107e07a72dc29b1e4a5b8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55b06c376069634d98d85fdef75e6c00cb1dd480aa615cbefd0483b4d327fd60
[INFO] running `Command { std: "docker" "start" "-a" "55b06c376069634d98d85fdef75e6c00cb1dd480aa615cbefd0483b4d327fd60", kill_on_drop: false }`
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking guardian v1.2.0
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking key-mutex v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/inner.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn obtain(&self, key: K) -> Arc<L> {
[INFO] [stdout]    |                          ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 29 |         self.0.entry(key).or_insert_with(Arc::default).clone()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/inner.rs:51:18
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn new(map: &LockMap<K, L>, key: K) -> Self {
[INFO] [stdout]    |                                     ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 50 |         Self {
[INFO] [stdout] 51 |             map: map.clone(),
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/std.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn lock(&self, key: K) -> LockResult<OwnedMutexGuard<K, V>> {
[INFO] [stdout]    |                        ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 31 |         let lock = self.0.obtain(key.clone());
[INFO] [stdout]    |             ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 32 |         map_guard(ArcMutexGuardian::take(lock), |guard| OwnedMutexGuard {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/std.rs:32:49
[INFO] [stdout]    |
[INFO] [stdout] 30 |       pub fn lock(&self, key: K) -> LockResult<OwnedMutexGuard<K, V>> {
[INFO] [stdout]    |                          ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 31 |           let lock = self.0.obtain(key.clone());
[INFO] [stdout]    |               ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 32 |           map_guard(ArcMutexGuardian::take(lock), |guard| OwnedMutexGuard {
[INFO] [stdout]    |  _________________________________________________^
[INFO] [stdout] 33 | |             key_ref: KeyRef::new(&self.0, key),
[INFO] [stdout] 34 | |             guard: ManuallyDrop::new(guard),
[INFO] [stdout] 35 | |         })
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/std.rs:33:22
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn lock(&self, key: K) -> LockResult<OwnedMutexGuard<K, V>> {
[INFO] [stdout]    |                        --- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 31 |         let lock = self.0.obtain(key.clone());
[INFO] [stdout] 32 |         map_guard(ArcMutexGuardian::take(lock), |guard| OwnedMutexGuard {
[INFO] [stdout]    |                                                  ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 33 |             key_ref: KeyRef::new(&self.0, key),
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/std.rs:57:19
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn read(&self, key: K) -> LockResult<OwnedReadGuard<K, V>> {
[INFO] [stdout]    |                        ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 56 |         let lock = self.0.obtain(key.clone());
[INFO] [stdout]    |             ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 57 |         map_guard(ArcRwLockReadGuardian::take(lock), |guard| OwnedReadGuard {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/std.rs:57:54
[INFO] [stdout]    |
[INFO] [stdout] 55 |       pub fn read(&self, key: K) -> LockResult<OwnedReadGuard<K, V>> {
[INFO] [stdout]    |                          ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 56 |           let lock = self.0.obtain(key.clone());
[INFO] [stdout]    |               ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 57 |           map_guard(ArcRwLockReadGuardian::take(lock), |guard| OwnedReadGuard {
[INFO] [stdout]    |  ______________________________________________________^
[INFO] [stdout] 58 | |             key: KeyRef::new(&self.0, key),
[INFO] [stdout] 59 | |             guard: ManuallyDrop::new(guard),
[INFO] [stdout] 60 | |         })
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/std.rs:58:18
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn read(&self, key: K) -> LockResult<OwnedReadGuard<K, V>> {
[INFO] [stdout]    |                        --- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 56 |         let lock = self.0.obtain(key.clone());
[INFO] [stdout] 57 |         map_guard(ArcRwLockReadGuardian::take(lock), |guard| OwnedReadGuard {
[INFO] [stdout]    |                                                       ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 58 |             key: KeyRef::new(&self.0, key),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/std.rs:65:19
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn write(&self, key: K) -> LockResult<OwnedWriteGuard<K, V>> {
[INFO] [stdout]    |                         ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 64 |         let lock = self.0.obtain(key.clone());
[INFO] [stdout]    |             ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 65 |         map_guard(ArcRwLockWriteGuardian::take(lock), |guard| {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/std.rs:65:55
[INFO] [stdout]    |
[INFO] [stdout] 63 |       pub fn write(&self, key: K) -> LockResult<OwnedWriteGuard<K, V>> {
[INFO] [stdout]    |                           ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 64 |           let lock = self.0.obtain(key.clone());
[INFO] [stdout]    |               ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 65 |           map_guard(ArcRwLockWriteGuardian::take(lock), |guard| {
[INFO] [stdout]    |  _______________________________________________________^
[INFO] [stdout] 66 | |             OwnedWriteGuard {
[INFO] [stdout] 67 | |                 key: KeyRef::new(&self.0, key),
[INFO] [stdout] 68 | |                 guard: ManuallyDrop::new(guard),
[INFO] [stdout] 69 | |             }
[INFO] [stdout] 70 | |         })
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/std.rs:67:22
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn write(&self, key: K) -> LockResult<OwnedWriteGuard<K, V>> {
[INFO] [stdout]    |                         --- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 64 |         let lock = self.0.obtain(key.clone());
[INFO] [stdout] 65 |         map_guard(ArcRwLockWriteGuardian::take(lock), |guard| {
[INFO] [stdout]    |                                                        ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 66 |             OwnedWriteGuard {
[INFO] [stdout] 67 |                 key: KeyRef::new(&self.0, key),
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 11 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `key-mutex` (lib) due to 12 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/inner.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn obtain(&self, key: K) -> Arc<L> {
[INFO] [stdout]    |                          ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 29 |         self.0.entry(key).or_insert_with(Arc::default).clone()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/inner.rs:51:18
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn new(map: &LockMap<K, L>, key: K) -> Self {
[INFO] [stdout]    |                                     ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 50 |         Self {
[INFO] [stdout] 51 |             map: map.clone(),
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/std.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn lock(&self, key: K) -> LockResult<OwnedMutexGuard<K, V>> {
[INFO] [stdout]    |                        ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 31 |         let lock = self.0.obtain(key.clone());
[INFO] [stdout]    |             ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 32 |         map_guard(ArcMutexGuardian::take(lock), |guard| OwnedMutexGuard {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/std.rs:32:49
[INFO] [stdout]    |
[INFO] [stdout] 30 |       pub fn lock(&self, key: K) -> LockResult<OwnedMutexGuard<K, V>> {
[INFO] [stdout]    |                          ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 31 |           let lock = self.0.obtain(key.clone());
[INFO] [stdout]    |               ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 32 |           map_guard(ArcMutexGuardian::take(lock), |guard| OwnedMutexGuard {
[INFO] [stdout]    |  _________________________________________________^
[INFO] [stdout] 33 | |             key_ref: KeyRef::new(&self.0, key),
[INFO] [stdout] 34 | |             guard: ManuallyDrop::new(guard),
[INFO] [stdout] 35 | |         })
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/std.rs:33:22
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn lock(&self, key: K) -> LockResult<OwnedMutexGuard<K, V>> {
[INFO] [stdout]    |                        --- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 31 |         let lock = self.0.obtain(key.clone());
[INFO] [stdout] 32 |         map_guard(ArcMutexGuardian::take(lock), |guard| OwnedMutexGuard {
[INFO] [stdout]    |                                                  ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 33 |             key_ref: KeyRef::new(&self.0, key),
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/std.rs:57:19
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn read(&self, key: K) -> LockResult<OwnedReadGuard<K, V>> {
[INFO] [stdout]    |                        ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 56 |         let lock = self.0.obtain(key.clone());
[INFO] [stdout]    |             ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 57 |         map_guard(ArcRwLockReadGuardian::take(lock), |guard| OwnedReadGuard {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/std.rs:57:54
[INFO] [stdout]    |
[INFO] [stdout] 55 |       pub fn read(&self, key: K) -> LockResult<OwnedReadGuard<K, V>> {
[INFO] [stdout]    |                          ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 56 |           let lock = self.0.obtain(key.clone());
[INFO] [stdout]    |               ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 57 |           map_guard(ArcRwLockReadGuardian::take(lock), |guard| OwnedReadGuard {
[INFO] [stdout]    |  ______________________________________________________^
[INFO] [stdout] 58 | |             key: KeyRef::new(&self.0, key),
[INFO] [stdout] 59 | |             guard: ManuallyDrop::new(guard),
[INFO] [stdout] 60 | |         })
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/std.rs:58:18
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn read(&self, key: K) -> LockResult<OwnedReadGuard<K, V>> {
[INFO] [stdout]    |                        --- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 56 |         let lock = self.0.obtain(key.clone());
[INFO] [stdout] 57 |         map_guard(ArcRwLockReadGuardian::take(lock), |guard| OwnedReadGuard {
[INFO] [stdout]    |                                                       ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 58 |             key: KeyRef::new(&self.0, key),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/std.rs:65:19
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn write(&self, key: K) -> LockResult<OwnedWriteGuard<K, V>> {
[INFO] [stdout]    |                         ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 64 |         let lock = self.0.obtain(key.clone());
[INFO] [stdout]    |             ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 65 |         map_guard(ArcRwLockWriteGuardian::take(lock), |guard| {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/std.rs:65:55
[INFO] [stdout]    |
[INFO] [stdout] 63 |       pub fn write(&self, key: K) -> LockResult<OwnedWriteGuard<K, V>> {
[INFO] [stdout]    |                           ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 64 |           let lock = self.0.obtain(key.clone());
[INFO] [stdout]    |               ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 65 |           map_guard(ArcRwLockWriteGuardian::take(lock), |guard| {
[INFO] [stdout]    |  _______________________________________________________^
[INFO] [stdout] 66 | |             OwnedWriteGuard {
[INFO] [stdout] 67 | |                 key: KeyRef::new(&self.0, key),
[INFO] [stdout] 68 | |                 guard: ManuallyDrop::new(guard),
[INFO] [stdout] 69 | |             }
[INFO] [stdout] 70 | |         })
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/std.rs:67:22
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn write(&self, key: K) -> LockResult<OwnedWriteGuard<K, V>> {
[INFO] [stdout]    |                         --- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 64 |         let lock = self.0.obtain(key.clone());
[INFO] [stdout] 65 |         map_guard(ArcRwLockWriteGuardian::take(lock), |guard| {
[INFO] [stdout]    |                                                        ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 66 |             OwnedWriteGuard {
[INFO] [stdout] 67 |                 key: KeyRef::new(&self.0, key),
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 11 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `key-mutex` (lib test) due to 12 previous errors
[INFO] running `Command { std: "docker" "inspect" "55b06c376069634d98d85fdef75e6c00cb1dd480aa615cbefd0483b4d327fd60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55b06c376069634d98d85fdef75e6c00cb1dd480aa615cbefd0483b4d327fd60", kill_on_drop: false }`
[INFO] [stdout] 55b06c376069634d98d85fdef75e6c00cb1dd480aa615cbefd0483b4d327fd60