[INFO] fetching crate cyclic_list 0.1.0... [INFO] checking cyclic_list-0.1.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate cyclic_list 0.1.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate cyclic_list 0.1.0 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 cyclic_list 0.1.0 [INFO] finished tweaking crates.io crate cyclic_list 0.1.0 [INFO] tweaked toml for crates.io crate cyclic_list 0.1.0 written to /workspace/builds/worker-5-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] Blocking waiting for file lock on package cache [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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d53ef99515b9a0138a3f67754fe4e1c7256dc073126dcc73846cef4e18503595 [INFO] running `Command { std: "docker" "start" "-a" "d53ef99515b9a0138a3f67754fe4e1c7256dc073126dcc73846cef4e18503595", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d53ef99515b9a0138a3f67754fe4e1c7256dc073126dcc73846cef4e18503595", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d53ef99515b9a0138a3f67754fe4e1c7256dc073126dcc73846cef4e18503595", kill_on_drop: false }` [INFO] [stdout] d53ef99515b9a0138a3f67754fe4e1c7256dc073126dcc73846cef4e18503595 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 647c0a5c3b53d4b5313de4dad679f66bf86201fad1b76c00bf397e00cd96338e [INFO] running `Command { std: "docker" "start" "-a" "647c0a5c3b53d4b5313de4dad679f66bf86201fad1b76c00bf397e00cd96338e", kill_on_drop: false }` [INFO] [stderr] Checking cyclic_list v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type ` as IntoIterator>::IntoIter` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/list/cursor.rs:1653:31 [INFO] [stdout] | [INFO] [stdout] 1625 | let mut list = List::from_iter(0..len); [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 1653 | for mv in invalid_relative_moves { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 1674 | test_cursor_move!(test_cursor_move, Cursor, cursor_start); [INFO] [stdout] | --------------------------------------------------------- in this macro invocation [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] = note: this error originates in the macro `test_cursor_move` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type ` as IntoIterator>::IntoIter` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/list/cursor.rs:1653:31 [INFO] [stdout] | [INFO] [stdout] 1625 | let mut list = List::from_iter(0..len); [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 1653 | for mv in invalid_relative_moves { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 1675 | test_cursor_move!(test_cursor_mut_move, CursorMut, cursor_start_mut); [INFO] [stdout] | -------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `test_cursor_move` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cyclic_list` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "647c0a5c3b53d4b5313de4dad679f66bf86201fad1b76c00bf397e00cd96338e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "647c0a5c3b53d4b5313de4dad679f66bf86201fad1b76c00bf397e00cd96338e", kill_on_drop: false }` [INFO] [stdout] 647c0a5c3b53d4b5313de4dad679f66bf86201fad1b76c00bf397e00cd96338e