[INFO] fetching crate hako 0.0.0... [INFO] checking hako-0.0.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate hako 0.0.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate hako 0.0.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate hako 0.0.0 [INFO] finished tweaking crates.io crate hako 0.0.0 [INFO] tweaked toml for crates.io crate hako 0.0.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 5 packages to latest compatible versions [INFO] [stderr] Adding itertools v0.10.5 (available: v0.13.0) [INFO] [stderr] Adding owo-colors v3.5.0 (available: v4.1.0) [INFO] [stderr] Adding unicode-width v0.1.14 (available: v0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b72b56b15c6e79816657bb72f4304c21372a20f8248470686c0cf309c310ef7a [INFO] running `Command { std: "docker" "start" "-a" "b72b56b15c6e79816657bb72f4304c21372a20f8248470686c0cf309c310ef7a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b72b56b15c6e79816657bb72f4304c21372a20f8248470686c0cf309c310ef7a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b72b56b15c6e79816657bb72f4304c21372a20f8248470686c0cf309c310ef7a", kill_on_drop: false }` [INFO] [stdout] b72b56b15c6e79816657bb72f4304c21372a20f8248470686c0cf309c310ef7a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1dcca2f83ae14f31ec2b22e37b660e0bcf22dd930fbc2c4c61107f282959563a [INFO] running `Command { std: "docker" "start" "-a" "1dcca2f83ae14f31ec2b22e37b660e0bcf22dd930fbc2c4c61107f282959563a", kill_on_drop: false }` [INFO] [stderr] Checking owo-colors v3.5.0 [INFO] [stderr] Checking hako v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/content.rs:309:69 [INFO] [stdout] | [INFO] [stdout] 309 | fn graphemes<'i>(&'i self) -> impl 'i + Iterator { [INFO] [stdout] | -- lifetime `'i` declared here ^^^^^^^^ this elided lifetime gets resolved as `'i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Result, EmptyBlock>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/block.rs:707:26 [INFO] [stdout] | [INFO] [stdout] 701 | fn fill(self, content: C) -> Self::Output { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 707 | inner: match block.fill(content) { [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: this value of type `Result, EmptyBlock>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/block.rs:727:26 [INFO] [stdout] | [INFO] [stdout] 721 | fn fill(self, glyph: Grapheme<'t>) -> Self::Output { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 727 | inner: match block.fill(glyph) { [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `hako` (lib) due to 3 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "1dcca2f83ae14f31ec2b22e37b660e0bcf22dd930fbc2c4c61107f282959563a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1dcca2f83ae14f31ec2b22e37b660e0bcf22dd930fbc2c4c61107f282959563a", kill_on_drop: false }` [INFO] [stdout] 1dcca2f83ae14f31ec2b22e37b660e0bcf22dd930fbc2c4c61107f282959563a