[INFO] fetching crate van-core 0.2.1... [INFO] checking van-core-0.2.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate van-core 0.2.1 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate van-core 0.2.1 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate van-core 0.2.1 [INFO] finished tweaking crates.io crate van-core 0.2.1 [INFO] tweaked toml for crates.io crate van-core 0.2.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 72 packages to latest compatible versions [INFO] [stderr] Adding ahash v0.7.8 (available: v0.8.11) [INFO] [stderr] Adding cursive v0.18.0 (available: v0.21.1) [INFO] [stderr] Adding cursive_core v0.3.7 (available: v0.4.6) [INFO] [stderr] Adding ncurses v5.101.0 (available: v6.0.1) [INFO] [stderr] Adding unicode-width v0.1.14 (available: v0.2.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 209e4dc2bbeb18c5e20e97fb11b3f9895f26fbb4b3614bb35670e3bc961a4964 [INFO] running `Command { std: "docker" "start" "-a" "209e4dc2bbeb18c5e20e97fb11b3f9895f26fbb4b3614bb35670e3bc961a4964", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "209e4dc2bbeb18c5e20e97fb11b3f9895f26fbb4b3614bb35670e3bc961a4964", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "209e4dc2bbeb18c5e20e97fb11b3f9895f26fbb4b3614bb35670e3bc961a4964", kill_on_drop: false }` [INFO] [stdout] 209e4dc2bbeb18c5e20e97fb11b3f9895f26fbb4b3614bb35670e3bc961a4964 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ab7a763c099596c557d2817311545fb88c16c363097ed2bb0666c33d6587fc53 [INFO] running `Command { std: "docker" "start" "-a" "ab7a763c099596c557d2817311545fb88c16c363097ed2bb0666c33d6587fc53", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Compiling num-conv v0.1.0 [INFO] [stderr] Compiling time-core v0.1.2 [INFO] [stderr] Compiling enum-map-derive v0.17.0 [INFO] [stderr] Compiling libmpv-sys v3.1.0 [INFO] [stderr] Compiling darling_core v0.20.10 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Compiling ahash v0.7.8 [INFO] [stderr] Checking num_threads v0.1.7 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling ncurses v5.101.0 [INFO] [stderr] Checking xi-unicode v0.3.0 [INFO] [stderr] Compiling libmpv v2.0.1 [INFO] [stderr] Checking unicode-segmentation v1.12.0 [INFO] [stderr] Checking serde v1.0.210 [INFO] [stderr] Checking signal-hook v0.3.17 [INFO] [stderr] Checking term_size v0.3.2 [INFO] [stderr] Checking owning_ref v0.4.1 [INFO] [stderr] Checking maplit v1.0.2 [INFO] [stderr] Compiling time-macros v0.2.18 [INFO] [stderr] Checking enum-map v2.7.3 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking num-rational v0.4.2 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Checking time v0.3.36 [INFO] [stderr] Checking num v0.4.3 [INFO] [stderr] Compiling darling_macro v0.20.10 [INFO] [stderr] Compiling darling v0.20.10 [INFO] [stderr] Compiling enumset_derive v0.10.0 [INFO] [stderr] Checking serde_json v1.0.128 [INFO] [stderr] Checking enumset v1.1.5 [INFO] [stderr] Checking cursive_core v0.3.7 [INFO] [stderr] Checking cursive v0.18.0 [INFO] [stderr] Checking van-core v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Result<(), anyhow::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:200:29 [INFO] [stdout] | [INFO] [stdout] 198 | let buf = std::ffi::CString::new("C").expect("Unknown Error!"); [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 199 | unsafe { libc::setlocale(libc::LC_NUMERIC, buf.as_ptr()) }; [INFO] [stdout] 200 | if let Err(e) = van.play(control_rx, getinfo_tx) { [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] warning: fields `current`, `playing`, and `id` are never read [INFO] [stdout] --> src/mpv.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 36 | pub struct PlayListItem { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 37 | pub filename: String, [INFO] [stdout] 38 | pub current: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 39 | pub playing: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 40 | pub id: i32, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `PlayListItem` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Result<(), anyhow::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:200:29 [INFO] [stdout] | [INFO] [stdout] 198 | let buf = std::ffi::CString::new("C").expect("Unknown Error!"); [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 199 | unsafe { libc::setlocale(libc::LC_NUMERIC, buf.as_ptr()) }; [INFO] [stdout] 200 | if let Err(e) = van.play(control_rx, getinfo_tx) { [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] [stderr] error: could not compile `van-core` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: fields `current`, `playing`, and `id` are never read [INFO] [stdout] --> src/mpv.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 36 | pub struct PlayListItem { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 37 | pub filename: String, [INFO] [stdout] 38 | pub current: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 39 | pub playing: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 40 | pub id: i32, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `PlayListItem` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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 `van-core` (lib test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "ab7a763c099596c557d2817311545fb88c16c363097ed2bb0666c33d6587fc53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab7a763c099596c557d2817311545fb88c16c363097ed2bb0666c33d6587fc53", kill_on_drop: false }` [INFO] [stdout] ab7a763c099596c557d2817311545fb88c16c363097ed2bb0666c33d6587fc53