[INFO] fetching crate lzma-rs-perf-exp 0.2.1... [INFO] checking lzma-rs-perf-exp-0.2.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate lzma-rs-perf-exp 0.2.1 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate lzma-rs-perf-exp 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 lzma-rs-perf-exp 0.2.1 [INFO] finished tweaking crates.io crate lzma-rs-perf-exp 0.2.1 [INFO] tweaked toml for crates.io crate lzma-rs-perf-exp 0.2.1 written to /workspace/builds/worker-6-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 33 packages to latest compatible versions [INFO] [stderr] Adding env_logger v0.9.3 (latest: v0.11.5) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.4.0) [INFO] [stderr] Adding rust-lzma v0.5.1 (latest: v0.6.0) [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-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] cdecd578742a05b4b7b307d1fcc06b9c5052235f9e0fc96fa28d7a5ef19447dd [INFO] running `Command { std: "docker" "start" "-a" "cdecd578742a05b4b7b307d1fcc06b9c5052235f9e0fc96fa28d7a5ef19447dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cdecd578742a05b4b7b307d1fcc06b9c5052235f9e0fc96fa28d7a5ef19447dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cdecd578742a05b4b7b307d1fcc06b9c5052235f9e0fc96fa28d7a5ef19447dd", kill_on_drop: false }` [INFO] [stdout] cdecd578742a05b4b7b307d1fcc06b9c5052235f9e0fc96fa28d7a5ef19447dd [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] 072b9af18ff5a114ce9c9f4a7444d5522c49b14a30976b3b4be609a200b63748 [INFO] running `Command { std: "docker" "start" "-a" "072b9af18ff5a114ce9c9f4a7444d5522c49b14a30976b3b4be609a200b63748", kill_on_drop: false }` [INFO] [stderr] Compiling rust-lzma v0.5.1 [INFO] [stderr] Compiling seq-macro v0.3.5 [INFO] [stderr] Checking lzma-rs-perf-exp v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `get_output`, `get_output_mut`, and `into_output` are never used [INFO] [stdout] --> src/decode/lzbuffer.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub trait LzBuffer<'a, W> [INFO] [stdout] | -------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 21 | fn get_output(&self) -> &W; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 22 | // Get a mutable reference to the output sink [INFO] [stdout] 23 | fn get_output_mut(&mut self) -> &mut W; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | fn into_output(self) -> W; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [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/util/vec2d.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn init(data: T, size: (usize, usize)) -> Vec2D [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 22 | data: vec![data; len].into_boxed_slice(), [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 `lzma-rs-perf-exp` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "072b9af18ff5a114ce9c9f4a7444d5522c49b14a30976b3b4be609a200b63748", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "072b9af18ff5a114ce9c9f4a7444d5522c49b14a30976b3b4be609a200b63748", kill_on_drop: false }` [INFO] [stdout] 072b9af18ff5a114ce9c9f4a7444d5522c49b14a30976b3b4be609a200b63748