[INFO] fetching crate wheel-timer2 0.1.2... [INFO] checking wheel-timer2-0.1.2 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate wheel-timer2 0.1.2 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate wheel-timer2 0.1.2 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 wheel-timer2 0.1.2 [INFO] finished tweaking crates.io crate wheel-timer2 0.1.2 [INFO] tweaked toml for crates.io crate wheel-timer2 0.1.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate wheel-timer2 0.1.2 already has a lockfile, it will not be regenerated [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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 375bef1a2210c951f7fdba5901c6c511e6acb9ff2f7a83915409922099c24e72 [INFO] running `Command { std: "docker" "start" "-a" "375bef1a2210c951f7fdba5901c6c511e6acb9ff2f7a83915409922099c24e72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "375bef1a2210c951f7fdba5901c6c511e6acb9ff2f7a83915409922099c24e72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "375bef1a2210c951f7fdba5901c6c511e6acb9ff2f7a83915409922099c24e72", kill_on_drop: false }` [INFO] [stdout] 375bef1a2210c951f7fdba5901c6c511e6acb9ff2f7a83915409922099c24e72 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 687f026851571d38200bcb5a4ea07470fe5b98918106cb784978b74b86564778 [INFO] running `Command { std: "docker" "start" "-a" "687f026851571d38200bcb5a4ea07470fe5b98918106cb784978b74b86564778", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling libc v0.2.113 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling futures-core v0.3.19 [INFO] [stderr] Compiling crossbeam-utils v0.8.6 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Compiling futures-task v0.3.19 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Compiling httparse v1.5.1 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Checking unicode-bidi v0.3.7 [INFO] [stderr] Checking tinyvec v1.5.1 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking cpufeatures v0.2.1 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Compiling futures-util v0.3.19 [INFO] [stderr] Checking pin-project-lite v0.2.8 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking futures-sink v0.3.19 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Checking http v0.2.6 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Checking crossbeam-channel v0.5.2 [INFO] [stderr] Compiling quote v1.0.14 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking wheel-timer2 v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking getrandom v0.2.4 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/wheel.rs:128:17 [INFO] [stdout] | [INFO] [stdout] 128 | let mut task = if let Some(task) = slot.get_mut(task_i) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [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/callback.rs:40:18 [INFO] [stdout] | [INFO] [stdout] 28 | fn boxed(self) -> BoxedCallback { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 40 | Box::new(A(self)) [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/callback.rs:68:18 [INFO] [stdout] | [INFO] [stdout] 54 | fn boxed(self) -> BoxedCallback { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 68 | Box::new(A::(self, PhantomData::default())) [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/handle.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn add(&self, cb: C, dur: Duration) -> Result<(), DanglingAddHandle> [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 24 | / self.0 [INFO] [stdout] 25 | | .send((cb.boxed(), dur, Box::new(()))) [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/handle.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn add_with_ctx(&self, cb: C, dur: Duration, ctx: T) -> Result<(), DanglingAddHandle> [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] 36 | / self.0 [INFO] [stdout] 37 | | .send((cb.boxed(), dur, Box::new(ctx))) [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/wheel.rs:53:25 [INFO] [stdout] | [INFO] [stdout] 45 | let mut wheels = Vec::with_capacity(n); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 48 | let (tx, rx) = crossbeam_channel::unbounded(); [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] 53 | add_handle: (rx, AddHandle(tx)), [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/wheel.rs:185:15 [INFO] [stdout] | [INFO] [stdout] 181 | let mut slots = Vec::with_capacity(capacity); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 185 | ..Default::default() [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `wheel-timer2` (lib) due to 7 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "687f026851571d38200bcb5a4ea07470fe5b98918106cb784978b74b86564778", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "687f026851571d38200bcb5a4ea07470fe5b98918106cb784978b74b86564778", kill_on_drop: false }` [INFO] [stdout] 687f026851571d38200bcb5a4ea07470fe5b98918106cb784978b74b86564778