[INFO] fetching crate moro 0.4.0... [INFO] checking moro-0.4.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate moro 0.4.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate moro 0.4.0 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 moro 0.4.0 [INFO] finished tweaking crates.io crate moro 0.4.0 [INFO] tweaked toml for crates.io crate moro 0.4.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate moro 0.4.0 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8263a8a560107d72dc09deec3cafef79e4193a8f5644e74dfa9f7fa58b10cbae [INFO] running `Command { std: "docker" "start" "-a" "8263a8a560107d72dc09deec3cafef79e4193a8f5644e74dfa9f7fa58b10cbae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8263a8a560107d72dc09deec3cafef79e4193a8f5644e74dfa9f7fa58b10cbae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8263a8a560107d72dc09deec3cafef79e4193a8f5644e74dfa9f7fa58b10cbae", kill_on_drop: false }` [INFO] [stdout] 8263a8a560107d72dc09deec3cafef79e4193a8f5644e74dfa9f7fa58b10cbae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f06ae6662e18fcbf94db5c39ce5c81de31ed5538caf38910c4df4fccf2fc92a0 [INFO] running `Command { std: "docker" "start" "-a" "f06ae6662e18fcbf94db5c39ce5c81de31ed5538caf38910c4df4fccf2fc92a0", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling syn v1.0.96 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Checking slab v0.4.6 [INFO] [stderr] Checking cache-padded v1.2.0 [INFO] [stderr] Compiling async-trait v0.1.56 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Compiling anyhow v1.0.57 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking event-listener v2.5.2 [INFO] [stderr] Checking mio v0.8.3 [INFO] [stderr] Checking parking_lot_core v0.9.3 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking async-channel v1.6.1 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking once_cell v1.12.0 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Checking tokio v1.19.0 [INFO] [stderr] Checking futures-executor v0.3.21 [INFO] [stderr] Checking futures v0.3.21 [INFO] [stderr] Checking moro v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Poll>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/body.rs:80:22 [INFO] [stdout] | [INFO] [stdout] 80 | match ready!(this.scope.poll_jobs(cx)) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/macros.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | / match $e { [INFO] [stdout] 4 | | std::task::Poll::Ready(t) => t, [INFO] [stdout] 5 | | std::task::Poll::Pending => { [INFO] [stdout] 6 | | return std::task::Poll::Pending; [INFO] [stdout] 7 | | } [INFO] [stdout] 8 | | } [INFO] [stdout] | | - [INFO] [stdout] | |_________| [INFO] [stdout] | |_________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [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] [stderr] error: could not compile `moro` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "f06ae6662e18fcbf94db5c39ce5c81de31ed5538caf38910c4df4fccf2fc92a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f06ae6662e18fcbf94db5c39ce5c81de31ed5538caf38910c4df4fccf2fc92a0", kill_on_drop: false }` [INFO] [stdout] f06ae6662e18fcbf94db5c39ce5c81de31ed5538caf38910c4df4fccf2fc92a0