[INFO] fetching crate enocean 0.2.58... [INFO] checking enocean-0.2.58 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate enocean 0.2.58 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate enocean 0.2.58 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 enocean 0.2.58 [INFO] finished tweaking crates.io crate enocean 0.2.58 [INFO] tweaked toml for crates.io crate enocean 0.2.58 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate enocean 0.2.58 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8738d05623b32faea6cc6e8421eb79a229a7cf3e41fe2a85d2f8ba71c59acf1f [INFO] running `Command { std: "docker" "start" "-a" "8738d05623b32faea6cc6e8421eb79a229a7cf3e41fe2a85d2f8ba71c59acf1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8738d05623b32faea6cc6e8421eb79a229a7cf3e41fe2a85d2f8ba71c59acf1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8738d05623b32faea6cc6e8421eb79a229a7cf3e41fe2a85d2f8ba71c59acf1f", kill_on_drop: false }` [INFO] [stdout] 8738d05623b32faea6cc6e8421eb79a229a7cf3e41fe2a85d2f8ba71c59acf1f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e248229203738be8681a5617aa456a03dad59505b79dd3351511c6dddbe7c455 [INFO] running `Command { std: "docker" "start" "-a" "e248229203738be8681a5617aa456a03dad59505b79dd3351511c6dddbe7c455", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Checking libudev v0.2.0 [INFO] [stderr] Checking serialport v3.3.0 [INFO] [stderr] Checking enocean v0.2.58 (/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/communicator.rs:28:11 [INFO] [stdout] | [INFO] [stdout] 15 | enocean_event: mpsc::Sender, [INFO] [stdout] | --------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 16 | enocean_command: mpsc::Receiver, [INFO] [stdout] | ------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 28 | match serialport::open_with_settings(&port_name, &settings) { [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 `enocean` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: value assigned to `result_payload` is never read [INFO] [stdout] --> src/enocean.rs:684:17 [INFO] [stdout] | [INFO] [stdout] 684 | let mut result_payload: Vec = Vec::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/enocean.rs:681:13 [INFO] [stdout] | [INFO] [stdout] 681 | let mut result_sender_id: [u8; 4]; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/enocean.rs:682:13 [INFO] [stdout] | [INFO] [stdout] 682 | let mut result_rorg: Rorg; [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/enocean.rs:683:13 [INFO] [stdout] | [INFO] [stdout] 683 | let mut result_status: u8; [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [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/communicator.rs:28:11 [INFO] [stdout] | [INFO] [stdout] 15 | enocean_event: mpsc::Sender, [INFO] [stdout] | --------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 16 | enocean_command: mpsc::Receiver, [INFO] [stdout] | ------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 28 | match serialport::open_with_settings(&port_name, &settings) { [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 `enocean` (lib test) due to 2 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "e248229203738be8681a5617aa456a03dad59505b79dd3351511c6dddbe7c455", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e248229203738be8681a5617aa456a03dad59505b79dd3351511c6dddbe7c455", kill_on_drop: false }` [INFO] [stdout] e248229203738be8681a5617aa456a03dad59505b79dd3351511c6dddbe7c455