[INFO] fetching crate kaleidoscope-focus 0.1.0... [INFO] checking kaleidoscope-focus-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate kaleidoscope-focus 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate kaleidoscope-focus 0.1.0 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] started tweaking crates.io crate kaleidoscope-focus 0.1.0 [INFO] finished tweaking crates.io crate kaleidoscope-focus 0.1.0 [INFO] tweaked toml for crates.io crate kaleidoscope-focus 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 42 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding encode_unicode v0.3.6 (latest: v1.0.0) [INFO] [stderr] Adding nix v0.26.4 (latest: v0.29.0) [INFO] [stderr] Adding windows-sys v0.52.0 (latest: v0.59.0) [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-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] b1e6cc8cd36dbe59020ab8167aea211f135dce0822571a1da8857f41228eff42 [INFO] running `Command { std: "docker" "start" "-a" "b1e6cc8cd36dbe59020ab8167aea211f135dce0822571a1da8857f41228eff42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b1e6cc8cd36dbe59020ab8167aea211f135dce0822571a1da8857f41228eff42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1e6cc8cd36dbe59020ab8167aea211f135dce0822571a1da8857f41228eff42", kill_on_drop: false }` [INFO] [stdout] b1e6cc8cd36dbe59020ab8167aea211f135dce0822571a1da8857f41228eff42 [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] c3410af8e879155e5025a145f739baaf0b7fa641f5c477f3ad968d4931615079 [INFO] running `Command { std: "docker" "start" "-a" "c3410af8e879155e5025a145f739baaf0b7fa641f5c477f3ad968d4931615079", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Compiling portable-atomic v1.7.0 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking unicode-width v0.1.13 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Checking number_prefix v0.4.0 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking console v0.15.8 [INFO] [stderr] Checking libudev v0.3.0 [INFO] [stderr] Checking indicatif v0.17.8 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Checking unescaper v0.1.5 [INFO] [stderr] Checking serialport v4.5.0 [INFO] [stderr] Checking kaleidoscope-focus v0.1.0 (/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/lib.rs:349:12 [INFO] [stdout] | [INFO] [stdout] 345 | let port = serialport::new(self.device, 115200) [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 349 | Ok(Focus { [INFO] [stdout] | ____________^ [INFO] [stdout] 350 | | port, [INFO] [stdout] 351 | | chunk_size: self.chunk_size, [INFO] [stdout] 352 | | interval: self.interval, [INFO] [stdout] 353 | | progress_report: Box::new(|_| {}), [INFO] [stdout] 354 | | }) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________| [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `kaleidoscope-focus` (lib test) 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/lib.rs:349:12 [INFO] [stdout] | [INFO] [stdout] 345 | let port = serialport::new(self.device, 115200) [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 349 | Ok(Focus { [INFO] [stdout] | ____________^ [INFO] [stdout] 350 | | port, [INFO] [stdout] 351 | | chunk_size: self.chunk_size, [INFO] [stdout] 352 | | interval: self.interval, [INFO] [stdout] 353 | | progress_report: Box::new(|_| {}), [INFO] [stdout] 354 | | }) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________| [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `kaleidoscope-focus` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "c3410af8e879155e5025a145f739baaf0b7fa641f5c477f3ad968d4931615079", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3410af8e879155e5025a145f739baaf0b7fa641f5c477f3ad968d4931615079", kill_on_drop: false }` [INFO] [stdout] c3410af8e879155e5025a145f739baaf0b7fa641f5c477f3ad968d4931615079