[INFO] fetching crate neocortex 3.0.3... [INFO] checking neocortex-3.0.3 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate neocortex 3.0.3 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate neocortex 3.0.3 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 neocortex 3.0.3 [INFO] finished tweaking crates.io crate neocortex 3.0.3 [INFO] tweaked toml for crates.io crate neocortex 3.0.3 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 32 packages to latest compatible versions [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-sys v0.52.0 (latest: v0.59.0) [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] 1c823d55ad471f6632106f94579041781d480adcf52cec049a8751590bf9350e [INFO] running `Command { std: "docker" "start" "-a" "1c823d55ad471f6632106f94579041781d480adcf52cec049a8751590bf9350e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1c823d55ad471f6632106f94579041781d480adcf52cec049a8751590bf9350e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c823d55ad471f6632106f94579041781d480adcf52cec049a8751590bf9350e", kill_on_drop: false }` [INFO] [stdout] 1c823d55ad471f6632106f94579041781d480adcf52cec049a8751590bf9350e [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] 0d72fa31e89fc4b2169fa7ae3aa192580ad45c27e9b5c4400e308eba4012209a [INFO] running `Command { std: "docker" "start" "-a" "0d72fa31e89fc4b2169fa7ae3aa192580ad45c27e9b5c4400e308eba4012209a", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking errno v0.3.9 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking neocortex v3.0.3 (/opt/rustwide/workdir) [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stdout] warning: trait `BuilderState` is never used [INFO] [stdout] --> src/builder.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | pub trait BuilderState {} [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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:137:12 [INFO] [stdout] | [INFO] [stdout] 68 | data: T, [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 135 | let lock = L::new(key, lock_settings)?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 136 | [INFO] [stdout] 137 | Ok(Self { [INFO] [stdout] | ____________^ [INFO] [stdout] 138 | | id, [INFO] [stdout] 139 | | key, [INFO] [stdout] 140 | | size, [INFO] [stdout] ... | [INFO] [stdout] 143 | | ptr, [INFO] [stdout] 144 | | }) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________| [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:169:12 [INFO] [stdout] | [INFO] [stdout] 148 | let lock = L::attach(key)?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 169 | Ok(Self { [INFO] [stdout] | ____________^ [INFO] [stdout] 170 | | id, [INFO] [stdout] 171 | | key, [INFO] [stdout] 172 | | size: std::mem::size_of::(), [INFO] [stdout] ... | [INFO] [stdout] 175 | | ptr, [INFO] [stdout] 176 | | }) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________| [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/crash.rs:34:23 [INFO] [stdout] | [INFO] [stdout] 32 | fn new_inner_error(message: impl ToString) -> InnerError { [INFO] [stdout] | ---------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 33 | InnerError { [INFO] [stdout] 34 | os_error: std::io::Error::last_os_error().to_string(), [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 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `neocortex` (lib) due to 4 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "0d72fa31e89fc4b2169fa7ae3aa192580ad45c27e9b5c4400e308eba4012209a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d72fa31e89fc4b2169fa7ae3aa192580ad45c27e9b5c4400e308eba4012209a", kill_on_drop: false }` [INFO] [stdout] 0d72fa31e89fc4b2169fa7ae3aa192580ad45c27e9b5c4400e308eba4012209a