[INFO] fetching crate f289ctrl 0.1.0... [INFO] checking f289ctrl-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate f289ctrl 0.1.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate f289ctrl 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 f289ctrl 0.1.0 [INFO] finished tweaking crates.io crate f289ctrl 0.1.0 [INFO] tweaked toml for crates.io crate f289ctrl 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate f289ctrl 0.1.0 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 1fa810d1cc752e346987a2f6fb4601076c0bea31ae9ef9febe96cb4d199daadd [INFO] running `Command { std: "docker" "start" "-a" "1fa810d1cc752e346987a2f6fb4601076c0bea31ae9ef9febe96cb4d199daadd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1fa810d1cc752e346987a2f6fb4601076c0bea31ae9ef9febe96cb4d199daadd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1fa810d1cc752e346987a2f6fb4601076c0bea31ae9ef9febe96cb4d199daadd", kill_on_drop: false }` [INFO] [stdout] 1fa810d1cc752e346987a2f6fb4601076c0bea31ae9ef9febe96cb4d199daadd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2ec33cdb37a31663a6f116925621ab0cbbf20537b11042f898c74f0ef3725262 [INFO] running `Command { std: "docker" "start" "-a" "2ec33cdb37a31663a6f116925621ab0cbbf20537b11042f898c74f0ef3725262", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling lock_api v0.4.10 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Compiling parking_lot_core v0.9.8 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Checking memchr v2.6.3 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking anstyle-parse v0.2.1 [INFO] [stderr] Compiling num-traits v0.2.16 [INFO] [stderr] Checking bytes v1.5.0 [INFO] [stderr] Checking bitflags v2.0.2 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Checking anstyle v1.0.2 [INFO] [stderr] Compiling thiserror v1.0.48 [INFO] [stderr] Checking clap_lex v0.5.1 [INFO] [stderr] Checking iana-time-zone v0.1.57 [INFO] [stderr] Checking anstream v0.5.0 [INFO] [stderr] Compiling syn v2.0.31 [INFO] [stderr] Checking tracing-core v0.1.31 [INFO] [stderr] Checking clap_builder v4.4.2 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Checking chrono v0.4.30 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking socket2 v0.5.3 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking clap v4.4.2 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling thiserror-impl v1.0.48 [INFO] [stderr] Checking tokio v1.32.0 [INFO] [stderr] Checking serialport v4.2.2 [INFO] [stderr] Checking mio-serial v5.0.5 [INFO] [stderr] Checking futures-executor v0.3.28 [INFO] [stderr] Checking futures v0.3.28 [INFO] [stderr] Checking tokio-serial v5.4.4 [INFO] [stderr] Checking tokio-util v0.7.8 [INFO] [stderr] Checking f289ctrl v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/measurement.rs:282:22 [INFO] [stdout] | [INFO] [stdout] 282 | pub struct AutoRange(bool); [INFO] [stdout] | --------- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `AutoRange` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` 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/device.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn new(com: impl AsRef, baudrate: u32) -> Result { [INFO] [stdout] | -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 48 | let mut port = tokio_serial::new(com.as_ref(), baudrate).open_native_async()?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 54 | let stream = ProtocolCodec::default().framed(port); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 55 | [INFO] [stdout] 56 | Ok(Self { [INFO] [stdout] | ____________^ [INFO] [stdout] 57 | | stream: Box::pin(stream), [INFO] [stdout] 58 | | }) [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/measurement.rs:282:22 [INFO] [stdout] | [INFO] [stdout] 282 | pub struct AutoRange(bool); [INFO] [stdout] | --------- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `AutoRange` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` 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/device.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn new(com: impl AsRef, baudrate: u32) -> Result { [INFO] [stdout] | -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 48 | let mut port = tokio_serial::new(com.as_ref(), baudrate).open_native_async()?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 54 | let stream = ProtocolCodec::default().framed(port); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 55 | [INFO] [stdout] 56 | Ok(Self { [INFO] [stdout] | ____________^ [INFO] [stdout] 57 | | stream: Box::pin(stream), [INFO] [stdout] 58 | | }) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/device.rs:68:21 [INFO] [stdout] | [INFO] [stdout] 64 | let stream = [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 68 | stream: Box::pin(stream), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `f289ctrl` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `f289ctrl` (lib test) due to 3 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "2ec33cdb37a31663a6f116925621ab0cbbf20537b11042f898c74f0ef3725262", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ec33cdb37a31663a6f116925621ab0cbbf20537b11042f898c74f0ef3725262", kill_on_drop: false }` [INFO] [stdout] 2ec33cdb37a31663a6f116925621ab0cbbf20537b11042f898c74f0ef3725262