[INFO] fetching crate ferrum_compiler 0.0.4... [INFO] checking ferrum_compiler-0.0.4 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate ferrum_compiler 0.0.4 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate ferrum_compiler 0.0.4 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ferrum_compiler 0.0.4 [INFO] finished tweaking crates.io crate ferrum_compiler 0.0.4 [INFO] tweaked toml for crates.io crate ferrum_compiler 0.0.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate ferrum_compiler 0.0.4 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ada8fabf87089c0bc73a8db3026e4a5e7658cc82a210efb3d5293a474045d15b [INFO] running `Command { std: "docker" "start" "-a" "ada8fabf87089c0bc73a8db3026e4a5e7658cc82a210efb3d5293a474045d15b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ada8fabf87089c0bc73a8db3026e4a5e7658cc82a210efb3d5293a474045d15b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ada8fabf87089c0bc73a8db3026e4a5e7658cc82a210efb3d5293a474045d15b", kill_on_drop: false }` [INFO] [stdout] ada8fabf87089c0bc73a8db3026e4a5e7658cc82a210efb3d5293a474045d15b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c29de6f09636fa271f23bbdbab503f2ff5c7105cf860ebb121bc95f7ec045637 [INFO] running `Command { std: "docker" "start" "-a" "c29de6f09636fa271f23bbdbab503f2ff5c7105cf860ebb121bc95f7ec045637", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.63 [INFO] [stderr] Compiling unicode-ident v1.0.10 [INFO] [stderr] Compiling quote v1.0.29 [INFO] [stderr] Compiling thiserror v1.0.41 [INFO] [stderr] Compiling anyhow v1.0.71 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling syn v2.0.23 [INFO] [stderr] Compiling thiserror-impl v1.0.41 [INFO] [stderr] Checking ferrum_compiler v0.0.4 (/opt/rustwide/workdir) [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/parser/mod.rs:1158:33 [INFO] [stdout] | [INFO] [stdout] 1156 | let expr = self.expression()?; [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 1157 | [INFO] [stdout] 1158 | if let Some(op_token) = self.match_any( [INFO] [stdout] | _________________________________^ [INFO] [stdout] 1159 | | &[ [INFO] [stdout] 1160 | | TokenType::Equal, [INFO] [stdout] 1161 | | TokenType::PlusEqual, [INFO] [stdout] ... | [INFO] [stdout] 1164 | | WithNewlines::One, [INFO] [stdout] 1165 | | ) { [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 `Option>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/parser/mod.rs:1158:33 [INFO] [stdout] | [INFO] [stdout] 1156 | let expr = self.expression()?; [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 1157 | [INFO] [stdout] 1158 | if let Some(op_token) = self.match_any( [INFO] [stdout] | _________________________________^ [INFO] [stdout] 1159 | | &[ [INFO] [stdout] 1160 | | TokenType::Equal, [INFO] [stdout] 1161 | | TokenType::PlusEqual, [INFO] [stdout] ... | [INFO] [stdout] 1164 | | WithNewlines::One, [INFO] [stdout] 1165 | | ) { [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 `MutexGuard<'_, syntax::FeSyntaxPackage>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/type_resolver/mod.rs:119:21 [INFO] [stdout] | [INFO] [stdout] 101 | pkg: Arc>>>, [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 102 | ) -> Result { [INFO] [stdout] 103 | let mut this = Self { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 119 | match &mut *pkg.try_lock().unwrap() { [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 `MutexGuard<'_, syntax::decl::Decl>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/type_resolver/mod.rs:303:21 [INFO] [stdout] | [INFO] [stdout] 302 | fn evaluate_decl(&mut self, decl: Arc>>>) -> Result { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 303 | match &mut *decl.try_lock().unwrap() { [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 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ferrum_compiler` (lib test) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `MutexGuard<'_, syntax::FeSyntaxPackage>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/type_resolver/mod.rs:119:21 [INFO] [stdout] | [INFO] [stdout] 101 | pkg: Arc>>>, [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 102 | ) -> Result { [INFO] [stdout] 103 | let mut this = Self { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 119 | match &mut *pkg.try_lock().unwrap() { [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 `MutexGuard<'_, syntax::decl::Decl>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/type_resolver/mod.rs:303:21 [INFO] [stdout] | [INFO] [stdout] 302 | fn evaluate_decl(&mut self, decl: Arc>>>) -> Result { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 303 | match &mut *decl.try_lock().unwrap() { [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 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ferrum_compiler` (lib) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "c29de6f09636fa271f23bbdbab503f2ff5c7105cf860ebb121bc95f7ec045637", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c29de6f09636fa271f23bbdbab503f2ff5c7105cf860ebb121bc95f7ec045637", kill_on_drop: false }` [INFO] [stdout] c29de6f09636fa271f23bbdbab503f2ff5c7105cf860ebb121bc95f7ec045637