[INFO] fetching crate rlocc 0.2.1... [INFO] checking rlocc-0.2.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate rlocc 0.2.1 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate rlocc 0.2.1 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 rlocc 0.2.1 [INFO] finished tweaking crates.io crate rlocc 0.2.1 [INFO] tweaked toml for crates.io crate rlocc 0.2.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate rlocc 0.2.1 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f30e46e5e36da48484f0d598d5ee560cb6640f7399db718e4c2dbea692792bc8 [INFO] running `Command { std: "docker" "start" "-a" "f30e46e5e36da48484f0d598d5ee560cb6640f7399db718e4c2dbea692792bc8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f30e46e5e36da48484f0d598d5ee560cb6640f7399db718e4c2dbea692792bc8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f30e46e5e36da48484f0d598d5ee560cb6640f7399db718e4c2dbea692792bc8", kill_on_drop: false }` [INFO] [stdout] f30e46e5e36da48484f0d598d5ee560cb6640f7399db718e4c2dbea692792bc8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e4b1614d618f4ce51bc7f6fd5c5155478d73380a1950e270f0dd89053abdd0d8 [INFO] running `Command { std: "docker" "start" "-a" "e4b1614d618f4ce51bc7f6fd5c5155478d73380a1950e270f0dd89053abdd0d8", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Checking once_cell v1.4.1 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking crossbeam-channel v0.4.3 [INFO] [stderr] Checking rlocc v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> src/locc/mod.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules [INFO] [stdout] --> src/locc/mod.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [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/locc/config.rs:41:20 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn new(args: T, num_threads: usize) -> Result [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 35 | let mut args = args.peekable(); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 41 | paths: args.map(PathBuf::from).collect(), [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rlocc` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: struct `A` is never constructed [INFO] [stdout] --> src/locc/states.rs:460:12 [INFO] [stdout] | [INFO] [stdout] 460 | struct A<'a> { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/locc/states.rs:468:12 [INFO] [stdout] | [INFO] [stdout] 466 | impl A<'_> { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] 467 | #[inline] [INFO] [stdout] 468 | fn new(lang: &'static Language) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `state_initial_empty_line` is never used [INFO] [stdout] --> src/locc/states.rs:480:8 [INFO] [stdout] | [INFO] [stdout] 480 | fn state_initial_empty_line() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [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/locc/config.rs:41:20 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn new(args: T, num_threads: usize) -> Result [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 35 | let mut args = args.peekable(); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 41 | paths: args.map(PathBuf::from).collect(), [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; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rlocc` (lib test) due to 2 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "e4b1614d618f4ce51bc7f6fd5c5155478d73380a1950e270f0dd89053abdd0d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4b1614d618f4ce51bc7f6fd5c5155478d73380a1950e270f0dd89053abdd0d8", kill_on_drop: false }` [INFO] [stdout] e4b1614d618f4ce51bc7f6fd5c5155478d73380a1950e270f0dd89053abdd0d8