[INFO] fetching crate chem-parse 0.3.0... [INFO] checking chem-parse-0.3.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate chem-parse 0.3.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate chem-parse 0.3.0 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] removed /workspace/builds/worker-7-tc2/source/rust-toolchain [INFO] started tweaking crates.io crate chem-parse 0.3.0 [INFO] finished tweaking crates.io crate chem-parse 0.3.0 [INFO] tweaked toml for crates.io crate chem-parse 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate chem-parse 0.3.0 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ccb3e13e1ce40a7c822933ae0a599279c77718e125c7829554350dd757f6ec4e [INFO] running `Command { std: "docker" "start" "-a" "ccb3e13e1ce40a7c822933ae0a599279c77718e125c7829554350dd757f6ec4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ccb3e13e1ce40a7c822933ae0a599279c77718e125c7829554350dd757f6ec4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ccb3e13e1ce40a7c822933ae0a599279c77718e125c7829554350dd757f6ec4e", kill_on_drop: false }` [INFO] [stdout] ccb3e13e1ce40a7c822933ae0a599279c77718e125c7829554350dd757f6ec4e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 88f0d5611f785aa62125ab7f185e91699b5e5a14c04f76ff43f060c8b59f9664 [INFO] running `Command { std: "docker" "start" "-a" "88f0d5611f785aa62125ab7f185e91699b5e5a14c04f76ff43f060c8b59f9664", kill_on_drop: false }` [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling fsio v0.1.3 [INFO] [stderr] Compiling nias v0.5.0 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking chem-parse v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `meta` [INFO] [stdout] --> src/parser.rs:14:44 [INFO] [stdout] | [INFO] [stdout] 14 | Some(Ok(Tokens::Number { data, meta })) => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `meta: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `meta` [INFO] [stdout] --> src/parser.rs:22:45 [INFO] [stdout] | [INFO] [stdout] 22 | Some(Ok(Tokens::Element { data, meta })) => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `meta: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `meta` [INFO] [stdout] --> src/parser.rs:26:66 [INFO] [stdout] | [INFO] [stdout] 26 | if let Some(Ok(Tokens::Number { data: count, meta })) = stream.peek() { [INFO] [stdout] | ^^^^ help: try ignoring the field: `meta: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `meta` [INFO] [stdout] --> src/parser.rs:37:36 [INFO] [stdout] | [INFO] [stdout] 37 | Some(Ok(Tokens::Plus { meta })) => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `meta: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `meta` [INFO] [stdout] --> src/parser.rs:60:38 [INFO] [stdout] | [INFO] [stdout] 60 | Some(Ok(Tokens::Yields { meta })) => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `meta: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `meta` [INFO] [stdout] --> src/parser.rs:80:17 [INFO] [stdout] | [INFO] [stdout] 80 | meta, [INFO] [stdout] | ^^^^ help: try ignoring the field: `meta: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `meta` [INFO] [stdout] --> src/parser.rs:87:17 [INFO] [stdout] | [INFO] [stdout] 87 | meta, [INFO] [stdout] | ^^^^ help: try ignoring the field: `meta: _` [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/parser.rs:135:8 [INFO] [stdout] | [INFO] [stdout] 6 | stream: T, [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 7 | ) -> Result, String> { [INFO] [stdout] 8 | let mut stream = stream.peekable(); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 9 | let mut paren_level = 0; [INFO] [stdout] 10 | let mut current_stack = vec![Box::new(Node::ForumulaUnit(1, vec![]))]; [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 135 | Ok(current_stack.pop().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: aborting due to 1 previous error; 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `chem-parse` (lib) due to 2 previous errors; 7 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "88f0d5611f785aa62125ab7f185e91699b5e5a14c04f76ff43f060c8b59f9664", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88f0d5611f785aa62125ab7f185e91699b5e5a14c04f76ff43f060c8b59f9664", kill_on_drop: false }` [INFO] [stdout] 88f0d5611f785aa62125ab7f185e91699b5e5a14c04f76ff43f060c8b59f9664