[INFO] fetching crate rxrust 1.0.0-beta.8... [INFO] checking rxrust-1.0.0-beta.8 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate rxrust 1.0.0-beta.8 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate rxrust 1.0.0-beta.8 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rxrust 1.0.0-beta.8 [INFO] finished tweaking crates.io crate rxrust 1.0.0-beta.8 [INFO] tweaked toml for crates.io crate rxrust 1.0.0-beta.8 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 100 packages to latest compatible versions [INFO] [stderr] Adding async-channel v1.9.0 (available: v2.3.1) [INFO] [stderr] Adding async-io v1.13.0 (available: v2.3.4) [INFO] [stderr] Adding async-lock v2.8.0 (available: v3.4.0) [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding event-listener v2.5.3 (available: v5.3.1) [INFO] [stderr] Adding fastrand v1.9.0 (available: v2.1.1) [INFO] [stderr] Adding float-cmp v0.9.0 (available: v0.10.0) [INFO] [stderr] Adding futures-lite v1.13.0 (available: v2.3.0) [INFO] [stderr] Adding gloo-timers v0.2.6 (available: v0.3.0) [INFO] [stderr] Adding hermit-abi v0.3.9 (available: v0.4.0) [INFO] [stderr] Adding io-lifetimes v1.0.11 (available: v2.0.3) [INFO] [stderr] Adding linux-raw-sys v0.3.8 (available: v0.6.5) [INFO] [stderr] Adding polling v2.8.0 (available: v3.7.3) [INFO] [stderr] Adding rustix v0.37.27 (available: v0.38.37) [INFO] [stderr] Adding socket2 v0.4.10 (available: v0.5.7) [INFO] [stderr] Adding windows-sys v0.48.0 (available: v0.59.0) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [INFO] [stderr] Adding windows-targets v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (available: v0.52.6) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] db22f2e7fb8809ba724bb641c802a54df57b4bc2b2067452f1e695f6b43fb1ee [INFO] running `Command { std: "docker" "start" "-a" "db22f2e7fb8809ba724bb641c802a54df57b4bc2b2067452f1e695f6b43fb1ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "db22f2e7fb8809ba724bb641c802a54df57b4bc2b2067452f1e695f6b43fb1ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db22f2e7fb8809ba724bb641c802a54df57b4bc2b2067452f1e695f6b43fb1ee", kill_on_drop: false }` [INFO] [stdout] db22f2e7fb8809ba724bb641c802a54df57b4bc2b2067452f1e695f6b43fb1ee [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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bdf1997e51d73882081701f43449e06e8a444946325aa8784da985cb00e4123e [INFO] running `Command { std: "docker" "start" "-a" "bdf1997e51d73882081701f43449e06e8a444946325aa8784da985cb00e4123e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.93 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling log v0.4.22 [INFO] [stderr] Compiling bumpalo v3.16.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Compiling wasm-bindgen v0.2.93 [INFO] [stderr] Compiling polling v2.8.0 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Compiling rustix v0.37.27 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Compiling async-io v1.13.0 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Checking waker-fn v1.2.0 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking fastrand v1.9.0 [INFO] [stderr] Checking parking v2.2.1 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Checking async-lock v2.8.0 [INFO] [stderr] Checking scoped-tls v1.0.1 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking bencher v0.1.5 [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Checking concurrent-queue v2.5.0 [INFO] [stderr] Checking socket2 v0.4.10 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.93 [INFO] [stderr] Checking futures-time v3.0.0 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Compiling wasm-bindgen-test-macro v0.3.43 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.93 [INFO] [stderr] Checking tokio v1.40.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.93 [INFO] [stderr] Checking js-sys v0.3.70 [INFO] [stderr] Checking console_error_panic_hook v0.1.7 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking rxrust v1.0.0-beta.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/ops/box_it.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 36 | trait BoxObservable<'a, Item, Err> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 40 | ) -> BoxSubscription; [INFO] [stdout] | ^^^^^^^^^^^^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/ops/box_it.rs:66:8 [INFO] [stdout] | [INFO] [stdout] 58 | impl<'a, Item, Err, T> BoxObservable<'a, Item, Err> for T [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 66 | ) -> BoxSubscription { [INFO] [stdout] | ^^^^^^^^^^^^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `RefMut<'_, Option>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/observer.rs:115:32 [INFO] [stdout] | [INFO] [stdout] 114 | fn next(&mut self, value: Item) { [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 115 | if let Some(o) = &mut *self.rc_deref_mut() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 139 | impl_rc_observer!(MutRc); [INFO] [stdout] | ------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] = note: this error originates in the macro `impl_rc_observer` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/observer.rs:121:26 [INFO] [stdout] | [INFO] [stdout] 120 | fn error(self, err: Err) { [INFO] [stdout] | ---- --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 121 | if let Some(o) = self.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 139 | impl_rc_observer!(MutRc); [INFO] [stdout] | ------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_rc_observer` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/observer.rs:127:26 [INFO] [stdout] | [INFO] [stdout] 126 | fn complete(self) { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 127 | if let Some(o) = self.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 139 | impl_rc_observer!(MutRc); [INFO] [stdout] | ------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_rc_observer` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `std::sync::MutexGuard<'_, Option>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/observer.rs:115:32 [INFO] [stdout] | [INFO] [stdout] 114 | fn next(&mut self, value: Item) { [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 115 | if let Some(o) = &mut *self.rc_deref_mut() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 140 | impl_rc_observer!(MutArc); [INFO] [stdout] | ------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_rc_observer` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/observer.rs:121:26 [INFO] [stdout] | [INFO] [stdout] 120 | fn error(self, err: Err) { [INFO] [stdout] | ---- --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 121 | if let Some(o) = self.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 140 | impl_rc_observer!(MutArc); [INFO] [stdout] | ------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_rc_observer` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/observer.rs:127:26 [INFO] [stdout] | [INFO] [stdout] 126 | fn complete(self) { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 127 | if let Some(o) = self.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 140 | impl_rc_observer!(MutArc); [INFO] [stdout] | ------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_rc_observer` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `(Option<&mut O>, Option, Option)` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/combine_latest.rs:127:11 [INFO] [stdout] | [INFO] [stdout] 114 | fn next(&mut self, value: CombineItem) { [INFO] [stdout] | ----- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 115 | let mut inner = self.rc_deref_mut(); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 127 | (observer.as_mut(), a.clone(), b.clone()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 162 | impl_combine_latest_observer!(MutRc); [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_combine_latest_observer` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/combine_latest.rs:134:33 [INFO] [stdout] | [INFO] [stdout] 133 | fn error(self, err: Err) { [INFO] [stdout] | ---- --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 134 | if let Some(observer) = self.rc_deref_mut().observer.take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 162 | impl_combine_latest_observer!(MutRc); [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_combine_latest_observer` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `(Option<&mut O>, Option, Option)` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/combine_latest.rs:127:11 [INFO] [stdout] | [INFO] [stdout] 114 | fn next(&mut self, value: CombineItem) { [INFO] [stdout] | ----- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 115 | let mut inner = self.rc_deref_mut(); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 127 | (observer.as_mut(), a.clone(), b.clone()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 163 | impl_combine_latest_observer!(MutArc); [INFO] [stdout] | ------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_combine_latest_observer` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/combine_latest.rs:134:33 [INFO] [stdout] | [INFO] [stdout] 133 | fn error(self, err: Err) { [INFO] [stdout] | ---- --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 134 | if let Some(observer) = self.rc_deref_mut().observer.take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 163 | impl_combine_latest_observer!(MutArc); [INFO] [stdout] | ------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_combine_latest_observer` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/contains.rs:50:29 [INFO] [stdout] | [INFO] [stdout] 49 | fn error(mut self, err: Err) { [INFO] [stdout] | -------- --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 50 | if let Some(observer) = self.observer.take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/contains.rs:56:33 [INFO] [stdout] | [INFO] [stdout] 55 | fn complete(mut self) { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 56 | if let Some(mut observer) = self.observer.take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/finalize.rs:71:25 [INFO] [stdout] | [INFO] [stdout] 69 | fn error(self, err: Err) { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 70 | self.observer.error(err); [INFO] [stdout] 71 | if let Some(func) = self.func.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/finalize.rs:78:25 [INFO] [stdout] | [INFO] [stdout] 76 | fn complete(self) { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 77 | self.observer.complete(); [INFO] [stdout] 78 | if let Some(func) = self.func.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/finalize.rs:102:25 [INFO] [stdout] | [INFO] [stdout] 100 | fn unsubscribe(self) { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 101 | self.subscription.unsubscribe(); [INFO] [stdout] 102 | if let Some(func) = self.func.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/merge.rs:66:26 [INFO] [stdout] | [INFO] [stdout] 64 | fn error(self, err: Err) { [INFO] [stdout] | ---- --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 65 | let mut inner = self.rc_deref_mut(); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 66 | if let Some(o) = inner.observer.take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 93 | impl_merge_op!(MergeOp, MutRc); [INFO] [stdout] | ------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_merge_op` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/merge.rs:66:26 [INFO] [stdout] | [INFO] [stdout] 64 | fn error(self, err: Err) { [INFO] [stdout] | ---- --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 65 | let mut inner = self.rc_deref_mut(); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 66 | if let Some(o) = inner.observer.take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 94 | impl_merge_op!(MergeOpThreads, MutArc); [INFO] [stdout] | -------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_merge_op` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `RefMut<'_, Option>>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/merge_all.rs:148:29 [INFO] [stdout] | [INFO] [stdout] 147 | fn next(&mut self, value: Item) { [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 148 | if let Some(data) = self.0.rc_deref_mut().as_mut() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 182 | impl_inner_observer!(InnerObserver<'a, O>, 'a); [INFO] [stdout] | ---------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_inner_observer` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/merge_all.rs:154:29 [INFO] [stdout] | [INFO] [stdout] 153 | fn error(self, err: Err) { [INFO] [stdout] | ---- --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 154 | if let Some(data) = self.0.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 182 | impl_inner_observer!(InnerObserver<'a, O>, 'a); [INFO] [stdout] | ---------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_inner_observer` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `std::sync::MutexGuard<'_, Option>>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/merge_all.rs:148:29 [INFO] [stdout] | [INFO] [stdout] 147 | fn next(&mut self, value: Item) { [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 148 | if let Some(data) = self.0.rc_deref_mut().as_mut() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 183 | impl_inner_observer!(InnerObserverThreads); [INFO] [stdout] | --------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_inner_observer` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/merge_all.rs:154:29 [INFO] [stdout] | [INFO] [stdout] 153 | fn error(self, err: Err) { [INFO] [stdout] | ---- --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 154 | if let Some(data) = self.0.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 183 | impl_inner_observer!(InnerObserverThreads); [INFO] [stdout] | --------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_inner_observer` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/merge_all.rs:217:29 [INFO] [stdout] | [INFO] [stdout] 216 | fn error(self, err: Err) { [INFO] [stdout] | ---- --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 217 | if let Some(data) = self.observer_data.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 241 | impl_outside_observer!(OutsideObserver<'a, O, Item>, InnerObserver<'a, O>, BoxSubscription<'a>, 'a); [INFO] [stdout] | --------------------------------------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_outside_observer` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/merge_all.rs:217:29 [INFO] [stdout] | [INFO] [stdout] 216 | fn error(self, err: Err) { [INFO] [stdout] | ---- --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 217 | if let Some(data) = self.observer_data.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 242 | impl_outside_observer!(OutsideObserverThreads, InnerObserverThreads, BoxSubscriptionThreads, Send); [INFO] [stdout] | -------------------------------------------------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_outside_observer` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `subject::Subject<'_, Item, Err>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/ref_count.rs:64:15 [INFO] [stdout] | [INFO] [stdout] 60 | fn actual_subscribe(self, observer: O) -> Self::Unsub { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 61 | let mut inner = self.0.rc_deref_mut(); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 64 | let subject = c.fork(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 93 | impl_observable_methods!(Subject<'a, Item, Err>); [INFO] [stdout] | ------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_observable_methods` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `subject::SubjectThreads` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/ref_count.rs:64:15 [INFO] [stdout] | [INFO] [stdout] 60 | fn actual_subscribe(self, observer: O) -> Self::Unsub { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 61 | let mut inner = self.0.rc_deref_mut(); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 64 | let subject = c.fork(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 108 | impl_observable_methods!(SubjectThreads< Item, Err>); [INFO] [stdout] | ---------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_observable_methods` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/sample.rs:119:25 [INFO] [stdout] | [INFO] [stdout] 118 | fn next(&mut self, _: Item2) { [INFO] [stdout] | - these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 119 | if let Some(item) = self.value.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/sample.rs:131:25 [INFO] [stdout] | [INFO] [stdout] 130 | fn complete(mut self) { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 131 | if let Some(item) = self.value.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/take.rs:61:29 [INFO] [stdout] | [INFO] [stdout] 60 | fn error(mut self, err: Err) { [INFO] [stdout] | -------- --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 61 | if let Some(observer) = self.observer.take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/take.rs:68:29 [INFO] [stdout] | [INFO] [stdout] 67 | fn complete(mut self) { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 68 | if let Some(observer) = self.observer.take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `(Option<(ItemA, ItemB)>, Option<&mut O>)` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/zip.rs:92:44 [INFO] [stdout] | [INFO] [stdout] 73 | fn next(&mut self, value: ZipItem) { [INFO] [stdout] | ----- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 74 | let mut inner = self.rc_deref_mut(); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 92 | if let (Some(v), Some(observer)) = (zip_value, inner.observer.as_mut()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 127 | impl_zip_op!(ZipOp, MutRc); [INFO] [stdout] | -------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_zip_op` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/zip.rs:99:33 [INFO] [stdout] | [INFO] [stdout] 98 | fn error(self, err: Err) { [INFO] [stdout] | ---- --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 99 | if let Some(observer) = self.rc_deref_mut().observer.take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 127 | impl_zip_op!(ZipOp, MutRc); [INFO] [stdout] | -------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_zip_op` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `(Option<(ItemA, ItemB)>, Option<&mut O>)` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/zip.rs:92:44 [INFO] [stdout] | [INFO] [stdout] 73 | fn next(&mut self, value: ZipItem) { [INFO] [stdout] | ----- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 74 | let mut inner = self.rc_deref_mut(); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 92 | if let (Some(v), Some(observer)) = (zip_value, inner.observer.as_mut()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 128 | impl_zip_op!(ZipOpThreads, MutArc); [INFO] [stdout] | ---------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_zip_op` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ops/zip.rs:99:33 [INFO] [stdout] | [INFO] [stdout] 98 | fn error(self, err: Err) { [INFO] [stdout] | ---- --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 99 | if let Some(observer) = self.rc_deref_mut().observer.take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 128 | impl_zip_op!(ZipOpThreads, MutArc); [INFO] [stdout] | ---------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_zip_op` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option, Box>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/scheduler.rs:215:11 [INFO] [stdout] | [INFO] [stdout] 212 | fn unsubscribe(self) { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 213 | let mut info = self.0.rc_deref_mut(); [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 214 | info.keep_running = false; [INFO] [stdout] 215 | match info.value.take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `RefMut<'_, Option>; 1]>>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/subject.rs:164:32 [INFO] [stdout] | [INFO] [stdout] 162 | fn next(&mut self, value: $item) { [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 163 | self.load(); [INFO] [stdout] 164 | if let Some(observers) = self.observers.rc_deref_mut().as_mut() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 201 | impl_observer_methods!(Item { clone }, Err { clone }); [INFO] [stdout] | ----------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_observer_methods` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option>; 1]>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/subject.rs:173:32 [INFO] [stdout] | [INFO] [stdout] 171 | fn error(mut self, err: $err) { [INFO] [stdout] | -------- --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 172 | self.load(); [INFO] [stdout] 173 | if let Some(observers) = self.observers.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 201 | impl_observer_methods!(Item { clone }, Err { clone }); [INFO] [stdout] | ----------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_observer_methods` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option>; 1]>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/subject.rs:183:32 [INFO] [stdout] | [INFO] [stdout] 181 | fn complete(mut self) { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 182 | self.load(); [INFO] [stdout] 183 | if let Some(observers) = self.observers.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 201 | impl_observer_methods!(Item { clone }, Err { clone }); [INFO] [stdout] | ----------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_observer_methods` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `std::sync::MutexGuard<'_, Option + std::marker::Send>; 1]>>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/subject.rs:164:32 [INFO] [stdout] | [INFO] [stdout] 162 | fn next(&mut self, value: $item) { [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 163 | self.load(); [INFO] [stdout] 164 | if let Some(observers) = self.observers.rc_deref_mut().as_mut() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 207 | impl_observer_methods!(Item { clone }, Err { clone }); [INFO] [stdout] | ----------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_observer_methods` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option + std::marker::Send>; 1]>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/subject.rs:173:32 [INFO] [stdout] | [INFO] [stdout] 171 | fn error(mut self, err: $err) { [INFO] [stdout] | -------- --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 172 | self.load(); [INFO] [stdout] 173 | if let Some(observers) = self.observers.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 207 | impl_observer_methods!(Item { clone }, Err { clone }); [INFO] [stdout] | ----------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_observer_methods` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option + std::marker::Send>; 1]>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/subject.rs:183:32 [INFO] [stdout] | [INFO] [stdout] 181 | fn complete(mut self) { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 182 | self.load(); [INFO] [stdout] 183 | if let Some(observers) = self.observers.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 207 | impl_observer_methods!(Item { clone }, Err { clone }); [INFO] [stdout] | ----------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_observer_methods` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option subscriber::Publisher<&'r mut Item, Err>>; 1]>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/subject.rs:173:32 [INFO] [stdout] | [INFO] [stdout] 171 | fn error(mut self, err: $err) { [INFO] [stdout] | -------- --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 172 | self.load(); [INFO] [stdout] 173 | if let Some(observers) = self.observers.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 213 | impl_observer_methods!(&mut Item, Err { clone }); [INFO] [stdout] | ------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_observer_methods` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option subscriber::Publisher<&'r mut Item, Err>>; 1]>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/subject.rs:183:32 [INFO] [stdout] | [INFO] [stdout] 181 | fn complete(mut self) { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 182 | self.load(); [INFO] [stdout] 183 | if let Some(observers) = self.observers.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 213 | impl_observer_methods!(&mut Item, Err { clone }); [INFO] [stdout] | ------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_observer_methods` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `RefMut<'_, Option subscriber::Publisher>; 1]>>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/subject.rs:164:32 [INFO] [stdout] | [INFO] [stdout] 162 | fn next(&mut self, value: $item) { [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 163 | self.load(); [INFO] [stdout] 164 | if let Some(observers) = self.observers.rc_deref_mut().as_mut() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 219 | impl_observer_methods!(Item { clone }, &mut Err); [INFO] [stdout] | ------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_observer_methods` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option subscriber::Publisher>; 1]>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/subject.rs:173:32 [INFO] [stdout] | [INFO] [stdout] 171 | fn error(mut self, err: $err) { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 172 | self.load(); [INFO] [stdout] 173 | if let Some(observers) = self.observers.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 219 | impl_observer_methods!(Item { clone }, &mut Err); [INFO] [stdout] | ------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_observer_methods` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option subscriber::Publisher>; 1]>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/subject.rs:183:32 [INFO] [stdout] | [INFO] [stdout] 181 | fn complete(mut self) { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 182 | self.load(); [INFO] [stdout] 183 | if let Some(observers) = self.observers.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 219 | impl_observer_methods!(Item { clone }, &mut Err); [INFO] [stdout] | ------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_observer_methods` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option subscriber::Publisher<&'r mut Item, &'r mut Err>>; 1]>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/subject.rs:173:32 [INFO] [stdout] | [INFO] [stdout] 171 | fn error(mut self, err: $err) { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 172 | self.load(); [INFO] [stdout] 173 | if let Some(observers) = self.observers.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 225 | impl_observer_methods!(&mut Item, &mut Err); [INFO] [stdout] | ------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_observer_methods` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option subscriber::Publisher<&'r mut Item, &'r mut Err>>; 1]>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/subject.rs:183:32 [INFO] [stdout] | [INFO] [stdout] 181 | fn complete(mut self) { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 182 | self.load(); [INFO] [stdout] 183 | if let Some(observers) = self.observers.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 225 | impl_observer_methods!(&mut Item, &mut Err); [INFO] [stdout] | ------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_observer_methods` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `RefMut<'_, Option>; 1]>>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/subject.rs:233:30 [INFO] [stdout] | [INFO] [stdout] 232 | fn actual_subscribe(self, observer: O) -> Self::Unsub { [INFO] [stdout] | ---- -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 233 | if let Some(chamber) = self.chamber.rc_deref_mut().as_mut() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 248 | impl_observable_for_subject!(Subscriber); [INFO] [stdout] | ---------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_observable_for_subject` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `std::sync::MutexGuard<'_, Option + std::marker::Send>; 1]>>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/subject.rs:233:30 [INFO] [stdout] | [INFO] [stdout] 232 | fn actual_subscribe(self, observer: O) -> Self::Unsub { [INFO] [stdout] | ---- -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 233 | if let Some(chamber) = self.chamber.rc_deref_mut().as_mut() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 255 | impl_observable_for_subject!(SubscriberThreads); [INFO] [stdout] | ----------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_observable_for_subject` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `RefMut<'_, Option subscriber::Publisher<&'r mut Item, Err>>; 1]>>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/subject.rs:233:30 [INFO] [stdout] | [INFO] [stdout] 232 | fn actual_subscribe(self, observer: O) -> Self::Unsub { [INFO] [stdout] | ---- -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 233 | if let Some(chamber) = self.chamber.rc_deref_mut().as_mut() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 263 | impl_observable_for_subject!(Subscriber); [INFO] [stdout] | ---------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_observable_for_subject` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `RefMut<'_, Option subscriber::Publisher>; 1]>>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/subject.rs:233:30 [INFO] [stdout] | [INFO] [stdout] 232 | fn actual_subscribe(self, observer: O) -> Self::Unsub { [INFO] [stdout] | ---- -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 233 | if let Some(chamber) = self.chamber.rc_deref_mut().as_mut() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 271 | impl_observable_for_subject!(Subscriber); [INFO] [stdout] | ---------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_observable_for_subject` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `RefMut<'_, Option subscriber::Publisher<&'r mut Item, &'r mut Err>>; 1]>>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/subject.rs:233:30 [INFO] [stdout] | [INFO] [stdout] 232 | fn actual_subscribe(self, observer: O) -> Self::Unsub { [INFO] [stdout] | ---- -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 233 | if let Some(chamber) = self.chamber.rc_deref_mut().as_mut() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 279 | impl_observable_for_subject!(Subscriber); [INFO] [stdout] | ---------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_observable_for_subject` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `RefMut<'_, Option>; 1]>>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/subscription.rs:105:28 [INFO] [stdout] | [INFO] [stdout] 104 | pub fn append(&mut self, v: $box_ty) { [INFO] [stdout] | - these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 105 | if let Some(vec) = self.0.rc_deref_mut().as_mut() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 128 | impl_multi_subscription!(MultiSubscription<'a>, BoxSubscription<'a>, 'a); [INFO] [stdout] | ------------------------------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_multi_subscription` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `std::sync::MutexGuard<'_, Option; 1]>>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/subscription.rs:105:28 [INFO] [stdout] | [INFO] [stdout] 104 | pub fn append(&mut self, v: $box_ty) { [INFO] [stdout] | - these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 105 | if let Some(vec) = self.0.rc_deref_mut().as_mut() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 129 | impl_multi_subscription!(MultiSubscriptionThreads, BoxSubscriptionThreads); [INFO] [stdout] | -------------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_multi_subscription` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/subscription.rs:166:22 [INFO] [stdout] | [INFO] [stdout] 165 | fn unsubscribe(self) { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 166 | if let Some(u) = self.rc_deref_mut().take() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 55 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rxrust` (lib) due to 56 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "bdf1997e51d73882081701f43449e06e8a444946325aa8784da985cb00e4123e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bdf1997e51d73882081701f43449e06e8a444946325aa8784da985cb00e4123e", kill_on_drop: false }` [INFO] [stdout] bdf1997e51d73882081701f43449e06e8a444946325aa8784da985cb00e4123e