[INFO] fetching crate emit 0.11.0-alpha.17... [INFO] checking emit-0.11.0-alpha.17 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate emit 0.11.0-alpha.17 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate emit 0.11.0-alpha.17 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 emit 0.11.0-alpha.17 [INFO] finished tweaking crates.io crate emit 0.11.0-alpha.17 [INFO] tweaked toml for crates.io crate emit 0.11.0-alpha.17 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] Updating crates.io index [INFO] [stderr] Locking 71 packages to latest compatible versions [INFO] [stderr] Adding hermit-abi v0.3.9 (available: v0.4.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [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] 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] d88c519435461c66c837f96513301ea1c745e85586e12844c274e7f2c8497ebf [INFO] running `Command { std: "docker" "start" "-a" "d88c519435461c66c837f96513301ea1c745e85586e12844c274e7f2c8497ebf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d88c519435461c66c837f96513301ea1c745e85586e12844c274e7f2c8497ebf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d88c519435461c66c837f96513301ea1c745e85586e12844c274e7f2c8497ebf", kill_on_drop: false }` [INFO] [stdout] d88c519435461c66c837f96513301ea1c745e85586e12844c274e7f2c8497ebf [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] 439b08050304ebd8dba550a0ddd3a7a67f4b48ab6b4c1701dff6cf4458bbcdea [INFO] running `Command { std: "docker" "start" "-a" "439b08050304ebd8dba550a0ddd3a7a67f4b48ab6b4c1701dff6cf4458bbcdea", kill_on_drop: false }` [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling value-bag v1.9.0 [INFO] [stderr] Compiling emit_macros v0.11.0-alpha.17 [INFO] [stderr] Checking unicode-ident v1.0.13 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking mio v1.0.2 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking emit_core v0.11.0-alpha.17 [INFO] [stderr] Compiling fv-template v0.5.1 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Checking tokio v1.40.0 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking emit v0.11.0-alpha.17 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Event<'_, ::Props<'_>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/kind.rs:167:9 [INFO] [stdout] | [INFO] [stdout] 166 | fn matches(&self, evt: E) -> bool { [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 167 | evt.to_event().props().pull::(KEY_EVT_KIND) == Some(self.0) [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: this value of type `Event<'_, ::Props<'_>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/level.rs:231:9 [INFO] [stdout] | [INFO] [stdout] 230 | fn matches(&self, evt: E) -> bool { [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 231 | evt.to_event() [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] [stderr] Checking serde v1.0.210 [INFO] [stdout] error: this value of type `metric::Metric<'_, &dyn emit_core::props::ErasedProps>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/metric.rs:786:23 [INFO] [stdout] | [INFO] [stdout] 785 | fn metric(&self, metric: Metric

) { [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 786 | (self.0)(&metric.erase()) [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/span.rs:826:30 [INFO] [stdout] | [INFO] [stdout] 825 | pub fn complete_with(mut self, complete: impl FnOnce(Span<'a, P>)) -> bool { [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] 826 | if let Some(value) = self.state.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 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `emit` (lib) due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "439b08050304ebd8dba550a0ddd3a7a67f4b48ab6b4c1701dff6cf4458bbcdea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "439b08050304ebd8dba550a0ddd3a7a67f4b48ab6b4c1701dff6cf4458bbcdea", kill_on_drop: false }` [INFO] [stdout] 439b08050304ebd8dba550a0ddd3a7a67f4b48ab6b4c1701dff6cf4458bbcdea