[INFO] fetching crate async-transmit 0.3.4... [INFO] checking async-transmit-0.3.4 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate async-transmit 0.3.4 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate async-transmit 0.3.4 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 async-transmit 0.3.4 [INFO] finished tweaking crates.io crate async-transmit 0.3.4 [INFO] tweaked toml for crates.io crate async-transmit 0.3.4 written to /workspace/builds/worker-7-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] 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 42 packages to latest compatible versions [INFO] [stderr] Adding addr2line v0.22.0 (latest: v0.24.1) [INFO] [stderr] Adding gimli v0.29.0 (latest: v0.31.0) [INFO] [stderr] Adding miniz_oxide v0.7.4 (latest: v0.8.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ee8dbb45b51163feac8a01f7b58571e22c8dfb95cd7af21e4e5a6c6f16625c4a [INFO] running `Command { std: "docker" "start" "-a" "ee8dbb45b51163feac8a01f7b58571e22c8dfb95cd7af21e4e5a6c6f16625c4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ee8dbb45b51163feac8a01f7b58571e22c8dfb95cd7af21e4e5a6c6f16625c4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee8dbb45b51163feac8a01f7b58571e22c8dfb95cd7af21e4e5a6c6f16625c4a", kill_on_drop: false }` [INFO] [stdout] ee8dbb45b51163feac8a01f7b58571e22c8dfb95cd7af21e4e5a6c6f16625c4a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 7be68aa245afcc93633db5e48874d652b08e8a50cfc5e9a97760f9e3676b315d [INFO] running `Command { std: "docker" "start" "-a" "7be68aa245afcc93633db5e48874d652b08e8a50cfc5e9a97760f9e3676b315d", kill_on_drop: false }` [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling anyhow v1.0.86 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling futures-await-test-macro v0.3.0 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling async-trait v0.1.81 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking async-transmit v0.3.4 (/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/transmit.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 31 | async fn transmit(&mut self, item: Self::Item) -> Result<(), Self::Error> [INFO] [stdout] | ---------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 34 | / { [INFO] [stdout] 35 | | let this = &mut **self; [INFO] [stdout] 36 | | this.transmit(item).await [INFO] [stdout] 37 | | } [INFO] [stdout] | |_____^ [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] [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/transmit.rs:95:46 [INFO] [stdout] | [INFO] [stdout] 87 | fn with(self, f: F) -> with::With [INFO] [stdout] | ---- ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 95 | assert_transmit::(with::With::new(self, f)) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/transmit.rs:104:45 [INFO] [stdout] | [INFO] [stdout] 98 | fn transmit_map_err(self, f: F) -> TransmitMapErr [INFO] [stdout] | ---- ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 104 | assert_transmit::(TransmitMapErr::new(self, f)) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/transmit/with.rs:57:79 [INFO] [stdout] | [INFO] [stdout] 57 | async fn transmit(&mut self, item: Self::Item) -> Result<(), Self::Error> { [INFO] [stdout] | __________________________________----------------_____________________________^ [INFO] [stdout] | | | [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 58 | | let item = (self.f)(item); [INFO] [stdout] 59 | | self.inner.transmit(item).await [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 [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/transmit/transmit_map_err.rs:15:26 [INFO] [stdout] | [INFO] [stdout] 14 | pub(crate) fn new(inner: T, f: F) -> Self { [INFO] [stdout] | -------- ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 15 | Self { inner, f: Some(f) } [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/transmit/transmit_map_err.rs:52:79 [INFO] [stdout] | [INFO] [stdout] 52 | async fn transmit(&mut self, item: Self::Item) -> Result<(), Self::Error> { [INFO] [stdout] | __________________________________----------------_____________________________^ [INFO] [stdout] | | | [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 53 | | self.inner [INFO] [stdout] 54 | | .transmit(item) [INFO] [stdout] 55 | | .await [INFO] [stdout] 56 | | .map_err(|e| self.take_f()(e)) [INFO] [stdout] 57 | | } [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/transmit/transmit_map_err.rs:56:26 [INFO] [stdout] | [INFO] [stdout] 56 | .map_err(|e| self.take_f()(e)) [INFO] [stdout] | - ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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 7 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `async-transmit` (lib) due to 8 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "7be68aa245afcc93633db5e48874d652b08e8a50cfc5e9a97760f9e3676b315d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7be68aa245afcc93633db5e48874d652b08e8a50cfc5e9a97760f9e3676b315d", kill_on_drop: false }` [INFO] [stdout] 7be68aa245afcc93633db5e48874d652b08e8a50cfc5e9a97760f9e3676b315d