[INFO] fetching crate edelcrantz 0.6.1... [INFO] checking edelcrantz-0.6.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate edelcrantz 0.6.1 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate edelcrantz 0.6.1 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 edelcrantz 0.6.1 [INFO] finished tweaking crates.io crate edelcrantz 0.6.1 [INFO] tweaked toml for crates.io crate edelcrantz 0.6.1 written to /workspace/builds/worker-2-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 151 packages to latest compatible versions [INFO] [stderr] Adding as-slice v0.1.5 (latest: v0.2.1) [INFO] [stderr] Adding async-channel v1.9.0 (latest: v2.3.1) [INFO] [stderr] Adding async-io v1.13.0 (latest: v2.3.4) [INFO] [stderr] Adding async-lock v2.8.0 (latest: v3.4.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding event-listener v2.5.3 (latest: v5.3.1) [INFO] [stderr] Adding fastrand v1.9.0 (latest: v2.1.1) [INFO] [stderr] Adding futures-lite v1.13.0 (latest: v2.3.0) [INFO] [stderr] Adding generic-array v0.12.4 (latest: v1.1.0) [INFO] [stderr] Adding generic-array v0.13.3 (latest: v1.1.0) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.1.0) [INFO] [stderr] Adding gloo-timers v0.2.6 (latest: v0.3.0) [INFO] [stderr] Adding hash32 v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding heapless v0.5.6 (latest: v0.8.0) [INFO] [stderr] Adding hermit-abi v0.3.9 (latest: v0.4.0) [INFO] [stderr] Adding io-lifetimes v1.0.11 (latest: v2.0.3) [INFO] [stderr] Adding linux-raw-sys v0.3.8 (latest: v0.6.5) [INFO] [stderr] Adding linux-raw-sys v0.4.14 (latest: v0.6.5) [INFO] [stderr] Adding matchers v0.0.1 (latest: v0.2.0) [INFO] [stderr] Adding pin-project-lite v0.1.12 (latest: v0.2.14) [INFO] [stderr] Adding polling v2.8.0 (latest: v3.7.3) [INFO] [stderr] Adding postcard v0.5.2 (latest: v1.0.10) [INFO] [stderr] Adding postcard-cobs v0.1.5-pre (latest: v0.2.0) [INFO] [stderr] Adding regex-automata v0.1.10 (latest: v0.4.7) [INFO] [stderr] Adding regex-syntax v0.6.29 (latest: v0.8.4) [INFO] [stderr] Adding rustix v0.37.27 (latest: v0.38.35) [INFO] [stderr] Adding socket2 v0.4.10 (latest: v0.5.7) [INFO] [stderr] Adding tracing-log v0.1.4 (latest: v0.2.0) [INFO] [stderr] Adding tracing-subscriber v0.2.25 (latest: v0.3.18) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.58.0) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.59.0) [INFO] [stderr] Adding windows-sys v0.52.0 (latest: v0.59.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.6) [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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 667ee93bf4d1b345c629122bff7028dddb912d83deca033adec5157a6e20222d [INFO] running `Command { std: "docker" "start" "-a" "667ee93bf4d1b345c629122bff7028dddb912d83deca033adec5157a6e20222d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "667ee93bf4d1b345c629122bff7028dddb912d83deca033adec5157a6e20222d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "667ee93bf4d1b345c629122bff7028dddb912d83deca033adec5157a6e20222d", kill_on_drop: false }` [INFO] [stdout] 667ee93bf4d1b345c629122bff7028dddb912d83deca033adec5157a6e20222d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -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] c5e7c9ebb1a98aeeb620249888afc782944081f36460d8810c95ad843d2a26cd [INFO] running `Command { std: "docker" "start" "-a" "c5e7c9ebb1a98aeeb620249888afc782944081f36460d8810c95ad843d2a26cd", kill_on_drop: false }` [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking value-bag v1.9.0 [INFO] [stderr] Checking concurrent-queue v2.5.0 [INFO] [stderr] Compiling rustix v0.38.35 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Checking futures-lite v2.3.0 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking event-listener v5.3.1 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Compiling polling v2.8.0 [INFO] [stderr] Compiling rustix v0.37.27 [INFO] [stderr] Checking async-task v4.7.1 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking event-listener-strategy v0.5.2 [INFO] [stderr] Checking piper v0.2.4 [INFO] [stderr] Checking async-channel v2.3.1 [INFO] [stderr] Checking async-lock v3.4.0 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking generic-array v0.13.3 [INFO] [stderr] Compiling async-io v1.13.0 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Compiling heapless v0.5.6 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking hash32 v0.1.1 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Checking async-lock v2.8.0 [INFO] [stderr] Checking async-executor v1.13.0 [INFO] [stderr] Checking blocking v1.6.1 [INFO] [stderr] Checking as-slice v0.1.5 [INFO] [stderr] Checking socket2 v0.4.10 [INFO] [stderr] Compiling byteorder_async v1.2.0 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking postcard-cobs v0.1.5-pre [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking tracing-log v0.1.4 [INFO] [stderr] Checking tracing-serde v0.1.3 [INFO] [stderr] Checking postcard v0.5.2 [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Checking sluice v0.5.5 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking tracing-subscriber v0.2.25 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking edelcrantz v0.6.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> src/lib.rs:269:3 [INFO] [stdout] | [INFO] [stdout] 269 | #[serde(bound = "")] [INFO] [stdout] | ^^^^^ [INFO] [stdout] 270 | #[derive(Debug, Serialize, Deserialize)] [INFO] [stdout] | --------- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] = note: `#[warn(legacy_derive_helpers)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/lib.rs:382:25 [INFO] [stdout] | [INFO] [stdout] 382 | None => (Ok(())), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 382 - None => (Ok(())), [INFO] [stdout] 382 + None => Ok(()), [INFO] [stdout] | [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/lib.rs:97:30 [INFO] [stdout] | [INFO] [stdout] 96 | fn new(wtr: W) -> Self { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 97 | EnvelopeWriter { wr: Box::new(wtr) } [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/lib.rs:123:17 [INFO] [stdout] | [INFO] [stdout] 121 | fn new(rdr: R) -> Self { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 122 | EnvelopeReader { [INFO] [stdout] 123 | rd: Box::new(rdr), [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/lib.rs:179:24 [INFO] [stdout] | [INFO] [stdout] 177 | fn new(reception: Reception) -> Self { [INFO] [stdout] | ----------------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 178 | Self { [INFO] [stdout] 179 | reception: Arc::new(Mutex::new(reception)), [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/lib.rs:192:13 [INFO] [stdout] | [INFO] [stdout] 186 | oneway: OneWay, [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 187 | ) -> impl Future> + 'static { [INFO] [stdout] 188 | let reception = self.reception.clone(); [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 189 | async move { [INFO] [stdout] 190 | let env = Envelope::::OneWay(oneway); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 191 | let guard = reception.lock().await; [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 192 | guard.enqueue.unbounded_send(env).map_err(|_| Error::Queue) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:345:79 [INFO] [stdout] | [INFO] [stdout] 343 | let rdr = self.reader.clone(); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 344 | let fut = Box::pin( [INFO] [stdout] 345 | async move { rdr.lock().await.recv::().await }.fuse(), [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/lib.rs:352:68 [INFO] [stdout] | [INFO] [stdout] 350 | fn issue_write(&mut self, env: Envelope) { [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 351 | let wtr = self.writer.clone(); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 352 | let fut = Box::pin(async move { wtr.lock().await.send(env).await }.fuse()); [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 6 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `edelcrantz` (lib) due to 7 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "c5e7c9ebb1a98aeeb620249888afc782944081f36460d8810c95ad843d2a26cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5e7c9ebb1a98aeeb620249888afc782944081f36460d8810c95ad843d2a26cd", kill_on_drop: false }` [INFO] [stdout] c5e7c9ebb1a98aeeb620249888afc782944081f36460d8810c95ad843d2a26cd