[INFO] fetching crate roboplc-io-ads 1.2.0... [INFO] checking roboplc-io-ads-1.2.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate roboplc-io-ads 1.2.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate roboplc-io-ads 1.2.0 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] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml [INFO] started tweaking crates.io crate roboplc-io-ads 1.2.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate roboplc-io-ads 1.2.0 [INFO] tweaked toml for crates.io crate roboplc-io-ads 1.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate roboplc-io-ads 1.2.0 already has a lockfile, it will not be regenerated [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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 717be5213afc5635b1511c55c5ae29977b3742da3f518b5bfcfa93b23138da4d [INFO] running `Command { std: "docker" "start" "-a" "717be5213afc5635b1511c55c5ae29977b3742da3f518b5bfcfa93b23138da4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "717be5213afc5635b1511c55c5ae29977b3742da3f518b5bfcfa93b23138da4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "717be5213afc5635b1511c55c5ae29977b3742da3f518b5bfcfa93b23138da4d", kill_on_drop: false }` [INFO] [stdout] 717be5213afc5635b1511c55c5ae29977b3742da3f518b5bfcfa93b23138da4d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d2226d34af7b5c17c587883851e9f2db106fd7a6f599952ee505f6ce3039f72b [INFO] running `Command { std: "docker" "start" "-a" "d2226d34af7b5c17c587883851e9f2db106fd7a6f599952ee505f6ce3039f72b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Compiling thiserror v1.0.61 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking either v1.11.0 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Compiling binrw_derive v0.13.3 [INFO] [stderr] Checking bitflags v2.5.0 [INFO] [stderr] Compiling signal-hook v0.3.17 [INFO] [stderr] Compiling owo-colors v3.5.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling binrw v0.13.3 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking array-init v2.1.0 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking object-id v0.1.4 [INFO] [stderr] Checking bytemuck v1.15.0 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking oneshot v0.1.6 [INFO] [stderr] Checking itertools v0.12.1 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Checking rayon-core v1.12.1 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking nix v0.27.1 [INFO] [stderr] Checking serial-core v0.4.0 [INFO] [stderr] Checking ioctl-rs v0.1.6 [INFO] [stderr] Checking termios v0.2.2 [INFO] [stderr] Checking is-terminal v0.4.12 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking colored v1.9.4 [INFO] [stderr] Checking serial-unix v0.4.0 [INFO] [stderr] Checking serial v0.4.0 [INFO] [stderr] Checking parking_lot_rt v0.12.1 [INFO] [stderr] Checking sysinfo v0.29.11 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking env_logger v0.10.2 [INFO] [stderr] Compiling darling_core v0.13.4 [INFO] [stderr] Compiling thiserror-impl v1.0.61 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling zerocopy-derive v0.6.6 [INFO] [stderr] Checking zerocopy v0.6.6 [INFO] [stderr] Compiling darling_macro v0.13.4 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Compiling darling v0.13.4 [INFO] [stderr] Compiling rtsc-derive v0.1.0 [INFO] [stderr] Compiling roboplc-derive v0.3.0 [INFO] [stderr] Checking bma-ts v0.1.12 [INFO] [stderr] Checking rtsc v0.1.11 [INFO] [stderr] Checking roboplc v0.3.0 [INFO] [stderr] Checking roboplc-io-ads v1.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/test/test_udp.rs:24:33 [INFO] [stdout] | [INFO] [stdout] 11 | fn udp_replier(sock: UdpSocket) { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 24 | } else if let Ok(msg) = udp::Message::parse(&buf[..n], udp::ServiceId::AddRoute, false) { [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 `std::sync::MutexGuard<'_, ServerOpts>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/test/mod.rs:88:17 [INFO] [stdout] | [INFO] [stdout] 85 | fn handle_client(&mut self, mut socket: TcpStream) { [INFO] [stdout] | ---------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 86 | let opts = self.opts.clone(); [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 87 | loop { [INFO] [stdout] 88 | let opts = opts.lock().unwrap(); [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `roboplc-io-ads` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "d2226d34af7b5c17c587883851e9f2db106fd7a6f599952ee505f6ce3039f72b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2226d34af7b5c17c587883851e9f2db106fd7a6f599952ee505f6ce3039f72b", kill_on_drop: false }` [INFO] [stdout] d2226d34af7b5c17c587883851e9f2db106fd7a6f599952ee505f6ce3039f72b