[INFO] fetching crate iterext 0.1.0... [INFO] checking iterext-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate iterext 0.1.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate iterext 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 iterext 0.1.0 [INFO] finished tweaking crates.io crate iterext 0.1.0 [INFO] tweaked toml for crates.io crate iterext 0.1.0 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 3 packages to latest compatible versions [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.13.0) [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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 15d7cbad72a054e70848272b08b6be26cca964d7680dc67fc709de6794aa15d9 [INFO] running `Command { std: "docker" "start" "-a" "15d7cbad72a054e70848272b08b6be26cca964d7680dc67fc709de6794aa15d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "15d7cbad72a054e70848272b08b6be26cca964d7680dc67fc709de6794aa15d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15d7cbad72a054e70848272b08b6be26cca964d7680dc67fc709de6794aa15d9", kill_on_drop: false }` [INFO] [stdout] 15d7cbad72a054e70848272b08b6be26cca964d7680dc67fc709de6794aa15d9 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c96d1415a6121763394c9d42bdde094d0f64fc4b5c1e1fbbc583e7de5486612e [INFO] running `Command { std: "docker" "start" "-a" "c96d1415a6121763394c9d42bdde094d0f64fc4b5c1e1fbbc583e7de5486612e", kill_on_drop: false }` [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking iterext 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:28:13 [INFO] [stdout] | [INFO] [stdout] 25 | fn pad(self, padding: T, group_size: usize) -> Padded<'a, T> { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 28 | / self.into_iter() [INFO] [stdout] 29 | | .fuse() [INFO] [stdout] 30 | | .zip_longest(std::iter::repeat(padding)) [INFO] [stdout] 31 | | .enumerate() [INFO] [stdout] ... | [INFO] [stdout] 40 | | Right(b) => b, [INFO] [stdout] 41 | | }), [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/lib.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 66 | fn separate(self, group_sep: T, group_size: usize) -> O { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 67 | / self.into_iter() [INFO] [stdout] 68 | | .fuse() [INFO] [stdout] 69 | | .chunks(group_size) [INFO] [stdout] 70 | | .into_iter() [INFO] [stdout] ... | [INFO] [stdout] 89 | | } [INFO] [stdout] 90 | | }) [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] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `iterext` (lib) due to 3 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:28:13 [INFO] [stdout] | [INFO] [stdout] 25 | fn pad(self, padding: T, group_size: usize) -> Padded<'a, T> { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 28 | / self.into_iter() [INFO] [stdout] 29 | | .fuse() [INFO] [stdout] 30 | | .zip_longest(std::iter::repeat(padding)) [INFO] [stdout] 31 | | .enumerate() [INFO] [stdout] ... | [INFO] [stdout] 40 | | Right(b) => b, [INFO] [stdout] 41 | | }), [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/lib.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 66 | fn separate(self, group_sep: T, group_size: usize) -> O { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 67 | / self.into_iter() [INFO] [stdout] 68 | | .fuse() [INFO] [stdout] 69 | | .chunks(group_size) [INFO] [stdout] 70 | | .into_iter() [INFO] [stdout] ... | [INFO] [stdout] 89 | | } [INFO] [stdout] 90 | | }) [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] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `iterext` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "c96d1415a6121763394c9d42bdde094d0f64fc4b5c1e1fbbc583e7de5486612e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c96d1415a6121763394c9d42bdde094d0f64fc4b5c1e1fbbc583e7de5486612e", kill_on_drop: false }` [INFO] [stdout] c96d1415a6121763394c9d42bdde094d0f64fc4b5c1e1fbbc583e7de5486612e