[INFO] fetching crate parol 1.0.0... [INFO] checking parol-1.0.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate parol 1.0.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate parol 1.0.0 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 parol 1.0.0 [INFO] finished tweaking crates.io crate parol 1.0.0 [INFO] tweaked toml for crates.io crate parol 1.0.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate parol 1.0.0 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8373017c7d154f54a4c768c01863ce422211780c21021376844760d03ab3258e [INFO] running `Command { std: "docker" "start" "-a" "8373017c7d154f54a4c768c01863ce422211780c21021376844760d03ab3258e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8373017c7d154f54a4c768c01863ce422211780c21021376844760d03ab3258e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8373017c7d154f54a4c768c01863ce422211780c21021376844760d03ab3258e", kill_on_drop: false }` [INFO] [stdout] 8373017c7d154f54a4c768c01863ce422211780c21021376844760d03ab3258e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d639f1e5d4e7b727385f0d017b2934872125cf3e44c872f05b6b54456757c39d [INFO] running `Command { std: "docker" "start" "-a" "d639f1e5d4e7b727385f0d017b2934872125cf3e44c872f05b6b54456757c39d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.83 [INFO] [stderr] Compiling unicode-ident v1.0.8 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking memchr v2.6.3 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling strsim v0.11.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking anstyle-parse v0.2.0 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Compiling anyhow v1.0.86 [INFO] [stderr] Compiling serde_json v1.0.127 [INFO] [stderr] Checking hashbrown v0.14.0 [INFO] [stderr] Compiling ahash v0.8.7 [INFO] [stderr] Checking itoa v1.0.6 [INFO] [stderr] Checking anstream v0.6.13 [INFO] [stderr] Compiling io-lifetimes v1.0.10 [INFO] [stderr] Checking ryu v1.0.13 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking predicates-core v1.0.6 [INFO] [stderr] Compiling rustix v0.38.31 [INFO] [stderr] Compiling memoffset v0.8.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.14 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Checking zerocopy v0.7.32 [INFO] [stderr] Checking linux-raw-sys v0.4.12 [INFO] [stderr] Checking clap_builder v4.5.13 [INFO] [stderr] Checking termtree v0.4.1 [INFO] [stderr] Checking aho-corasick v1.0.1 [INFO] [stderr] Compiling rustix v0.37.11 [INFO] [stderr] Compiling function_name-proc-macro v0.3.0 [INFO] [stderr] Checking syntree v0.14.5 [INFO] [stderr] Compiling assert_cmd v2.0.16 [INFO] [stderr] Compiling termcolor v1.1.3 [INFO] [stderr] Checking indexmap v2.0.0 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking difflib v0.4.0 [INFO] [stderr] Checking xml_writer v0.4.0 [INFO] [stderr] Checking bstr v1.4.0 [INFO] [stderr] Checking codespan-reporting v0.11.1 [INFO] [stderr] Compiling syn v2.0.76 [INFO] [stderr] Checking predicates v3.0.3 [INFO] [stderr] Checking function_name v0.3.0 [INFO] [stderr] Checking predicates-tree v1.0.9 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking parol-macros v1.0.0 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking fastrand v2.0.1 [INFO] [stderr] Checking petgraph v0.6.5 [INFO] [stderr] Checking linux-raw-sys v0.3.1 [INFO] [stderr] Checking plotters-backend v0.3.4 [INFO] [stderr] Checking ciborium-io v0.2.0 [INFO] [stderr] Checking ciborium-ll v0.2.0 [INFO] [stderr] Checking rayon-core v1.12.1 [INFO] [stderr] Compiling ume v0.1.0 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking lalry v0.1.0 [INFO] [stderr] Checking owo-colors v4.0.0 [INFO] [stderr] Checking plotters-svg v0.3.3 [INFO] [stderr] Checking getrandom v0.2.9 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking walkdir v2.3.3 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking yansi v0.5.1 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking plotters v0.3.4 [INFO] [stderr] Checking pretty_assertions v1.4.0 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking rand_regex v0.17.0 [INFO] [stderr] Checking tempfile v3.12.0 [INFO] [stderr] Checking is-terminal v0.4.7 [INFO] [stderr] Compiling darling_core v0.20.10 [INFO] [stderr] Compiling quickcheck_macros v1.0.0 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Compiling clap_derive v4.5.13 [INFO] [stderr] Compiling ts-rs-macros v9.0.1 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking syntree_layout v0.2.0 [INFO] [stderr] Checking graph-cycles v0.1.0 [INFO] [stderr] Checking ts-rs v9.0.1 [INFO] [stderr] Compiling darling_macro v0.20.10 [INFO] [stderr] Checking env_filter v0.1.0 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Checking env_logger v0.11.5 [INFO] [stderr] Checking quickcheck v1.0.3 [INFO] [stderr] Compiling darling v0.20.10 [INFO] [stderr] Compiling derive_builder_core v0.20.1 [INFO] [stderr] Checking clap v4.5.13 [INFO] [stderr] Compiling derive_builder_macro v0.20.1 [INFO] [stderr] Checking derive_builder v0.20.1 [INFO] [stderr] Checking parol_runtime v1.0.0 [INFO] [stderr] Checking ciborium v0.2.0 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking parol v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking criterion v0.5.1 [INFO] [stdout] error: this value of type `Vec` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/analysis/follow.rs:228:9 [INFO] [stdout] | [INFO] [stdout] 93 | let ti = Arc::new(grammar_config.cfg.get_terminal_index_function()); [INFO] [stdout] | -- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 94 | [INFO] [stdout] 95 | let first_k_of_nt = Arc::new(first_cache.get(k, grammar_config).1); [INFO] [stdout] | ------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 99 | let nti = cfg.get_non_terminal_index_function(); [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 133 | let equation_system = Arc::new(equation_system); [INFO] [stdout] | --------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 134 | [INFO] [stdout] 135 | let step_function: StepFunction = Arc::new( [INFO] [stdout] | ------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 187 | let mut result_map = if k == 0 { [INFO] [stdout] | -------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 228 | / Arc::try_unwrap(non_terminal_results) [INFO] [stdout] 229 | | .unwrap() [INFO] [stdout] 230 | | .into_inner() [INFO] [stdout] 231 | | .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] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `RwLockReadGuard<'_, Vec>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/analysis/follow.rs:354:29 [INFO] [stdout] | [INFO] [stdout] 352 | move |result_map, non_terminal_results: Arc>| { [INFO] [stdout] | -------------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 353 | result_function(result_map, non_terminal_results.clone()).k_concat( [INFO] [stdout] 354 | non_terminal_results.read().unwrap().get(nt).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 `impl SymbolFacade<'_>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/generators/user_trait_generator.rs:390:29 [INFO] [stdout] | [INFO] [stdout] 380 | let enum_variant = symbol_table.symbol_as_type(*enum_variant_id); [INFO] [stdout] | ------------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 390 | / symbol_table [INFO] [stdout] 391 | | .symbol(symbol_table.symbol(*enum_variant_id).my_id()) [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 `parol` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `Vec` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/analysis/follow.rs:228:9 [INFO] [stdout] | [INFO] [stdout] 93 | let ti = Arc::new(grammar_config.cfg.get_terminal_index_function()); [INFO] [stdout] | -- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 94 | [INFO] [stdout] 95 | let first_k_of_nt = Arc::new(first_cache.get(k, grammar_config).1); [INFO] [stdout] | ------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 99 | let nti = cfg.get_non_terminal_index_function(); [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 133 | let equation_system = Arc::new(equation_system); [INFO] [stdout] | --------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 134 | [INFO] [stdout] 135 | let step_function: StepFunction = Arc::new( [INFO] [stdout] | ------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 187 | let mut result_map = if k == 0 { [INFO] [stdout] | -------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 228 | / Arc::try_unwrap(non_terminal_results) [INFO] [stdout] 229 | | .unwrap() [INFO] [stdout] 230 | | .into_inner() [INFO] [stdout] 231 | | .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] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `RwLockReadGuard<'_, Vec>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/analysis/follow.rs:354:29 [INFO] [stdout] | [INFO] [stdout] 352 | move |result_map, non_terminal_results: Arc>| { [INFO] [stdout] | -------------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 353 | result_function(result_map, non_terminal_results.clone()).k_concat( [INFO] [stdout] 354 | non_terminal_results.read().unwrap().get(nt).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 `impl symbol_table_facade::SymbolFacade<'_>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/generators/user_trait_generator.rs:390:29 [INFO] [stdout] | [INFO] [stdout] 380 | let enum_variant = symbol_table.symbol_as_type(*enum_variant_id); [INFO] [stdout] | ------------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 390 | / symbol_table [INFO] [stdout] 391 | | .symbol(symbol_table.symbol(*enum_variant_id).my_id()) [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 `parol` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "d639f1e5d4e7b727385f0d017b2934872125cf3e44c872f05b6b54456757c39d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d639f1e5d4e7b727385f0d017b2934872125cf3e44c872f05b6b54456757c39d", kill_on_drop: false }` [INFO] [stdout] d639f1e5d4e7b727385f0d017b2934872125cf3e44c872f05b6b54456757c39d