[INFO] fetching crate inplace_it 0.3.5... [INFO] checking inplace_it-0.3.5 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate inplace_it 0.3.5 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate inplace_it 0.3.5 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 inplace_it 0.3.5 [INFO] finished tweaking crates.io crate inplace_it 0.3.5 [INFO] tweaked toml for crates.io crate inplace_it 0.3.5 written to /workspace/builds/worker-1-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] 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a75812a3ab0c55686418d3996261f1b0296552db6b428d7c966b66b3e33213a0 [INFO] running `Command { std: "docker" "start" "-a" "a75812a3ab0c55686418d3996261f1b0296552db6b428d7c966b66b3e33213a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a75812a3ab0c55686418d3996261f1b0296552db6b428d7c966b66b3e33213a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a75812a3ab0c55686418d3996261f1b0296552db6b428d7c966b66b3e33213a0", kill_on_drop: false }` [INFO] [stdout] a75812a3ab0c55686418d3996261f1b0296552db6b428d7c966b66b3e33213a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f466e0ecb76767075fe90756fd81a14541b341684a4723b6a4db21131bc38617 [INFO] running `Command { std: "docker" "start" "-a" "f466e0ecb76767075fe90756fd81a14541b341684a4723b6a4db21131bc38617", kill_on_drop: false }` [INFO] [stderr] Checking inplace_it v0.3.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `8` [INFO] [stdout] --> src/fixed_array.rs:52:11 [INFO] [stdout] | [INFO] [stdout] 52 | #[cfg(target_pointer_width = "8")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `target_pointer_width` are: `16`, `32`, and `64` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `8` [INFO] [stdout] --> src/fixed_array.rs:92:15 [INFO] [stdout] | [INFO] [stdout] 92 | #[cfg(not(target_pointer_width = "8"))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `target_pointer_width` are: `16`, `32`, and `64` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `8` [INFO] [stdout] --> src/fixed_array.rs:52:11 [INFO] [stdout] | [INFO] [stdout] 52 | #[cfg(target_pointer_width = "8")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `target_pointer_width` are: `16`, `32`, and `64` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `8` [INFO] [stdout] --> src/fixed_array.rs:92:15 [INFO] [stdout] | [INFO] [stdout] 92 | #[cfg(not(target_pointer_width = "8"))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `target_pointer_width` are: `16`, `32`, and `64` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/guards/slice_memory_guard.rs:79:34 [INFO] [stdout] | [INFO] [stdout] 62 | pub unsafe fn new_from_iter(memory: &'a mut [MaybeUninit], mut iter: impl Iterator) -> Result> { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 79 | if let Some(next_item) = iter.next() { [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 `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/guards/slice_memory_guard.rs:79:34 [INFO] [stdout] | [INFO] [stdout] 62 | pub unsafe fn new_from_iter(memory: &'a mut [MaybeUninit], mut iter: impl Iterator) -> Result> { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 79 | if let Some(next_item) = iter.next() { [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; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `inplace_it` (lib) due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `inplace_it` (lib test) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "f466e0ecb76767075fe90756fd81a14541b341684a4723b6a4db21131bc38617", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f466e0ecb76767075fe90756fd81a14541b341684a4723b6a4db21131bc38617", kill_on_drop: false }` [INFO] [stdout] f466e0ecb76767075fe90756fd81a14541b341684a4723b6a4db21131bc38617