[INFO] fetching crate advtools 0.8.0... [INFO] checking advtools-0.8.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate advtools 0.8.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate advtools 0.8.0 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 advtools 0.8.0 [INFO] finished tweaking crates.io crate advtools 0.8.0 [INFO] tweaked toml for crates.io crate advtools 0.8.0 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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 ahash v0.7.8 (available: v0.8.11) [INFO] [stderr] Adding hashbrown v0.11.2 (available: v0.14.5) [INFO] [stderr] Adding itertools v0.10.5 (available: v0.13.0) [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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3f1277c5cbdd249a7a62b2d3ed45dd7f39651b232ffdc2d3f39a8d13648dc182 [INFO] running `Command { std: "docker" "start" "-a" "3f1277c5cbdd249a7a62b2d3ed45dd7f39651b232ffdc2d3f39a8d13648dc182", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3f1277c5cbdd249a7a62b2d3ed45dd7f39651b232ffdc2d3f39a8d13648dc182", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f1277c5cbdd249a7a62b2d3ed45dd7f39651b232ffdc2d3f39a8d13648dc182", kill_on_drop: false }` [INFO] [stdout] 3f1277c5cbdd249a7a62b2d3ed45dd7f39651b232ffdc2d3f39a8d13648dc182 [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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 91bfef93e96770b327b740f20b4972784d4c3dde1f5cdfb352dcf6392e930752 [INFO] running `Command { std: "docker" "start" "-a" "91bfef93e96770b327b740f20b4972784d4c3dde1f5cdfb352dcf6392e930752", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking unchecked-index v0.2.2 [INFO] [stderr] Checking arrayvec v0.7.6 [INFO] [stderr] Compiling ahash v0.7.8 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking rawslice v0.1.1 [INFO] [stderr] Checking odds v0.4.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking num-bigint v0.4.6 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking num-rational v0.4.2 [INFO] [stderr] Checking num v0.4.3 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking advtools v0.8.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `impl Iterator> + 'static` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/grid.rs:167:9 [INFO] [stdout] | [INFO] [stdout] 166 | pub fn find_pos(&self, mut f: impl FnMut(&T) -> bool) -> Option> { [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 167 | self.positions().find(|&p| f(&self[p])) [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 `impl Iterator> + 'static` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/grid.rs:167:9 [INFO] [stdout] | [INFO] [stdout] 166 | pub fn find_pos(&self, mut f: impl FnMut(&T) -> bool) -> Option> { [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 167 | self.positions().find(|&p| f(&self[p])) [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `advtools` (lib test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `advtools` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "91bfef93e96770b327b740f20b4972784d4c3dde1f5cdfb352dcf6392e930752", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91bfef93e96770b327b740f20b4972784d4c3dde1f5cdfb352dcf6392e930752", kill_on_drop: false }` [INFO] [stdout] 91bfef93e96770b327b740f20b4972784d4c3dde1f5cdfb352dcf6392e930752