[INFO] fetching crate lk 0.5.1... [INFO] checking lk-0.5.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate lk 0.5.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate lk 0.5.1 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 lk 0.5.1 [INFO] finished tweaking crates.io crate lk 0.5.1 [INFO] tweaked toml for crates.io crate lk 0.5.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate lk 0.5.1 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8b80eb77e9a1a8a5b9672a235b087c0cc2428e6984f0edbe5e54a75fefe597ae [INFO] running `Command { std: "docker" "start" "-a" "8b80eb77e9a1a8a5b9672a235b087c0cc2428e6984f0edbe5e54a75fefe597ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8b80eb77e9a1a8a5b9672a235b087c0cc2428e6984f0edbe5e54a75fefe597ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b80eb77e9a1a8a5b9672a235b087c0cc2428e6984f0edbe5e54a75fefe597ae", kill_on_drop: false }` [INFO] [stdout] 8b80eb77e9a1a8a5b9672a235b087c0cc2428e6984f0edbe5e54a75fefe597ae [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4669bd63994f512494e13252a32f985ed16453201ea09d48df8eb9d4bdd212fe [INFO] running `Command { std: "docker" "start" "-a" "4669bd63994f512494e13252a32f985ed16453201ea09d48df8eb9d4bdd212fe", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.3 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling syn v1.0.99 [INFO] [stderr] Compiling serde v1.0.188 [INFO] [stderr] Checking memchr v2.6.1 [INFO] [stderr] Compiling rustversion v1.0.9 [INFO] [stderr] Checking zerocopy v0.7.32 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Checking smallvec v1.7.0 [INFO] [stderr] Checking allocator-api2 v0.2.16 [INFO] [stderr] Compiling ucd-trie v0.1.5 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Checking lock_api v0.4.10 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling serde_json v1.0.73 [INFO] [stderr] Compiling anyhow v1.0.44 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Compiling unicode-segmentation v1.10.1 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking hashbrown v0.13.2 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Compiling async-trait v0.1.57 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking winnow v0.6.6 [INFO] [stderr] Checking hashbrown v0.14.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling syn v2.0.32 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking parking_lot_core v0.9.8 [INFO] [stderr] Checking termion v3.0.0 [INFO] [stderr] Checking castaway v0.2.2 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking parking_lot_core v0.8.5 [INFO] [stderr] Checking signal-hook v0.3.17 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling const-random-macro v0.1.16 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking indexmap v2.0.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking deranged v0.3.8 [INFO] [stderr] Checking option-ext v0.2.0 [INFO] [stderr] Checking num_threads v0.1.6 [INFO] [stderr] Checking ordered-float v2.8.0 [INFO] [stderr] Checking time-core v0.1.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking const-random v0.1.18 [INFO] [stderr] Checking dirs-sys v0.4.1 [INFO] [stderr] Checking nom v7.1.1 [INFO] [stderr] Checking dlv-list v0.5.2 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking fuzzy-matcher v0.3.7 [INFO] [stderr] Checking compact_str v0.7.1 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking itertools v0.12.1 [INFO] [stderr] Checking lru v0.12.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking pastel_colours v0.2.0 [INFO] [stderr] Checking convert_case v0.6.0 [INFO] [stderr] Checking ordered-multimap v0.6.0 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking arc-swap v0.4.8 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Compiling indoc v2.0.3 [INFO] [stderr] Checking log-mdc v0.1.0 [INFO] [stderr] Checking pathdiff v0.2.1 [INFO] [stderr] Checking dirs v5.0.1 [INFO] [stderr] Checking nanoid v0.4.0 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Checking content_inspector v0.2.4 [INFO] [stderr] Checking pad v0.1.6 [INFO] [stderr] Checking time v0.3.28 [INFO] [stderr] Checking rust-ini v0.19.0 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Compiling serde_derive v1.0.188 [INFO] [stderr] Compiling strum_macros v0.26.2 [INFO] [stderr] Checking strum v0.26.2 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling thiserror-impl v1.0.34 [INFO] [stderr] Compiling strum_macros v0.24.3 [INFO] [stderr] Compiling stability v0.1.1 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling structopt-derive v0.4.16 [INFO] [stderr] Compiling thiserror v1.0.34 [INFO] [stderr] Checking structopt v0.3.23 [INFO] [stderr] Checking strum v0.24.1 [INFO] [stderr] Compiling pest v2.3.0 [INFO] [stderr] Checking spinners v4.1.0 [INFO] [stderr] Compiling pest_meta v2.3.0 [INFO] [stderr] Compiling pest_generator v2.3.0 [INFO] [stderr] Compiling pest_derive v2.3.0 [INFO] [stderr] Checking bitflags v2.4.0 [INFO] [stderr] Checking toml_datetime v0.6.5 [INFO] [stderr] Checking serde_spanned v0.6.5 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking serde-value v0.7.0 [INFO] [stderr] Checking serde_yaml v0.8.23 [INFO] [stderr] Checking toml_edit v0.22.9 [INFO] [stderr] Checking ron v0.8.1 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking json5 v0.4.1 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking signal-hook-mio v0.2.3 [INFO] [stderr] Checking crossterm v0.27.0 [INFO] [stderr] Checking log4rs v1.0.0 [INFO] [stderr] Checking fuzzy_finder v0.4.1 [INFO] [stderr] Checking ratatui v0.26.1 [INFO] [stderr] Checking toml v0.8.12 [INFO] [stderr] Checking config v0.14.0 [INFO] [stderr] Checking lk v0.5.1 (/opt/rustwide/workdir) [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/script.rs:178:8 [INFO] [stdout] | [INFO] [stdout] 173 | fn read_lines

(filename: P) -> std::io::Result>> [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 177 | let file = File::open(filename)?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 178 | Ok(std::io::BufReader::new(file).lines()) [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] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `lk` (bin "lk") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/script.rs:178:8 [INFO] [stdout] | [INFO] [stdout] 173 | fn read_lines

(filename: P) -> std::io::Result>> [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 177 | let file = File::open(filename)?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 178 | Ok(std::io::BufReader::new(file).lines()) [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] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `lk` (bin "lk" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "4669bd63994f512494e13252a32f985ed16453201ea09d48df8eb9d4bdd212fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4669bd63994f512494e13252a32f985ed16453201ea09d48df8eb9d4bdd212fe", kill_on_drop: false }` [INFO] [stdout] 4669bd63994f512494e13252a32f985ed16453201ea09d48df8eb9d4bdd212fe