[INFO] fetching crate ero 0.14.6... [INFO] checking ero-0.14.6 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate ero 0.14.6 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate ero 0.14.6 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 ero 0.14.6 [INFO] finished tweaking crates.io crate ero 0.14.6 [INFO] tweaked toml for crates.io crate ero 0.14.6 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate ero 0.14.6 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 335f3baaedf9d504916447d8884322164ceaf83d04b567754c31782191e4a74e [INFO] running `Command { std: "docker" "start" "-a" "335f3baaedf9d504916447d8884322164ceaf83d04b567754c31782191e4a74e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "335f3baaedf9d504916447d8884322164ceaf83d04b567754c31782191e4a74e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "335f3baaedf9d504916447d8884322164ceaf83d04b567754c31782191e4a74e", kill_on_drop: false }` [INFO] [stdout] 335f3baaedf9d504916447d8884322164ceaf83d04b567754c31782191e4a74e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6e1e6e1898df276dbe748535d07e3991b6101693705b2177862317b6668137a9 [INFO] running `Command { std: "docker" "start" "-a" "6e1e6e1898df276dbe748535d07e3991b6101693705b2177862317b6668137a9", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.70 [INFO] [stderr] Compiling futures-core v0.3.29 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling futures-channel v0.3.29 [INFO] [stderr] Compiling futures-task v0.3.29 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling futures-util v0.3.29 [INFO] [stderr] Compiling rustix v0.38.26 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Checking futures-sink v0.3.29 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking futures-io v0.3.29 [INFO] [stderr] Checking linux-raw-sys v0.4.12 [INFO] [stderr] Checking bitflags v2.4.1 [INFO] [stderr] Checking smallvec v1.11.2 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking mio v0.8.10 [INFO] [stderr] Checking bytes v1.5.0 [INFO] [stderr] Checking termcolor v1.4.0 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.39 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Checking env_logger v0.10.1 [INFO] [stderr] Checking pretty_env_logger v0.5.0 [INFO] [stderr] Compiling futures-macro v0.3.29 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Checking tokio v1.34.0 [INFO] [stderr] Checking futures-executor v0.3.29 [INFO] [stderr] Checking futures v0.3.29 [INFO] [stderr] Checking ero v0.14.6 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `futures::future::Fuse>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/supervisor.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 104 | mut child_sup_tx: mpsc::Sender, [INFO] [stdout] | ---------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 105 | future: F, [INFO] [stdout] 106 | report_exit: E, [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 122 | let mut fused_shutdown_rx = shutdown_rx.fuse(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 123 | [INFO] [stdout] 124 | pin_mut!(fused_future); [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: this value of type `futures::future::Fuse>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/supervisor.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 104 | mut child_sup_tx: mpsc::Sender, [INFO] [stdout] | ---------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 105 | future: F, [INFO] [stdout] 106 | report_exit: E, [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 122 | let mut fused_shutdown_rx = shutdown_rx.fuse(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 123 | [INFO] [stdout] 124 | pin_mut!(fused_future); [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 `ero` (lib test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ero` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "6e1e6e1898df276dbe748535d07e3991b6101693705b2177862317b6668137a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e1e6e1898df276dbe748535d07e3991b6101693705b2177862317b6668137a9", kill_on_drop: false }` [INFO] [stdout] 6e1e6e1898df276dbe748535d07e3991b6101693705b2177862317b6668137a9