[INFO] fetching crate remote_serial 1.0.9... [INFO] checking remote_serial-1.0.9 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate remote_serial 1.0.9 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate remote_serial 1.0.9 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/.cargo/config [INFO] started tweaking crates.io crate remote_serial 1.0.9 [INFO] finished tweaking crates.io crate remote_serial 1.0.9 [INFO] tweaked toml for crates.io crate remote_serial 1.0.9 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate remote_serial 1.0.9 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] 425967b2326245c095e2491c97a451dd443be764324ae2a31636ecc92e5a2afa [INFO] running `Command { std: "docker" "start" "-a" "425967b2326245c095e2491c97a451dd443be764324ae2a31636ecc92e5a2afa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "425967b2326245c095e2491c97a451dd443be764324ae2a31636ecc92e5a2afa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "425967b2326245c095e2491c97a451dd443be764324ae2a31636ecc92e5a2afa", kill_on_drop: false }` [INFO] [stdout] 425967b2326245c095e2491c97a451dd443be764324ae2a31636ecc92e5a2afa [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] 68cd1e0039fda23b3e6c8642a874be7cd6f2a67659d50c9a0dfa99ca07a2638a [INFO] running `Command { std: "docker" "start" "-a" "68cd1e0039fda23b3e6c8642a874be7cd6f2a67659d50c9a0dfa99ca07a2638a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling syn v1.0.70 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Checking futures-core v0.3.14 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking futures-sink v0.3.14 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking futures-task v0.3.14 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Checking futures-io v0.3.14 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking local_ipaddress v0.1.3 [INFO] [stderr] Checking futures-channel v0.3.14 [INFO] [stderr] Checking lock_api v0.4.3 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking signal-hook v0.1.17 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking crossterm v0.18.2 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking serialport v3.3.0 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling futures-macro v0.3.14 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking mio-serial v3.3.1 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking futures-util v0.3.14 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking tokio-serial v4.3.3 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking futures-executor v0.3.14 [INFO] [stderr] Checking futures v0.3.14 [INFO] [stderr] Checking remote_serial v1.0.9 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `EventStream` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:142:9 [INFO] [stdout] | [INFO] [stdout] 142 | let mut reader = EventStream::new(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 148 | / select! { [INFO] [stdout] 149 | | event = reader.next().fuse() => { [INFO] [stdout] 150 | | match event { [INFO] [stdout] 151 | | Some(Ok(event)) => { [INFO] [stdout] ... | [INFO] [stdout] 197 | | }, [INFO] [stdout] 198 | | }; [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] | |_________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] | |_________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: this value of type `EventStream` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:142:9 [INFO] [stdout] | [INFO] [stdout] 142 | let mut reader = EventStream::new(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 148 | / select! { [INFO] [stdout] 149 | | event = reader.next().fuse() => { [INFO] [stdout] 150 | | match event { [INFO] [stdout] 151 | | Some(Ok(event)) => { [INFO] [stdout] ... | [INFO] [stdout] 197 | | }, [INFO] [stdout] 198 | | }; [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] | |_________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] | |_________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: this value of type `tokio::io::ReadHalf` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:334:10 [INFO] [stdout] | [INFO] [stdout] 330 | sender: mpsc::UnboundedSender<(SocketAddr, ClientData)>, [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 334 | let (mut reader, mut writer) = split(client); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 357 | / select! { [INFO] [stdout] 358 | | result = reader.read(&mut buffer).fuse() => { [INFO] [stdout] 359 | | match result { [INFO] [stdout] 360 | | Ok(len) => { [INFO] [stdout] ... | [INFO] [stdout] 374 | | }, [INFO] [stdout] 375 | | } [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] [INFO] [stdout] [INFO] [stdout] error: this value of type `tokio::io::ReadHalf` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:334:10 [INFO] [stdout] | [INFO] [stdout] 330 | sender: mpsc::UnboundedSender<(SocketAddr, ClientData)>, [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 334 | let (mut reader, mut writer) = split(client); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 357 | / select! { [INFO] [stdout] 358 | | result = reader.read(&mut buffer).fuse() => { [INFO] [stdout] 359 | | match result { [INFO] [stdout] 360 | | Ok(len) => { [INFO] [stdout] ... | [INFO] [stdout] 374 | | }, [INFO] [stdout] 375 | | } [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] [INFO] [stdout] [INFO] [stdout] error: this value of type `EventStream` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:204:9 [INFO] [stdout] | [INFO] [stdout] 204 | let mut reader = EventStream::new(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 217 | / select! { [INFO] [stdout] 218 | | _ = poll_send => {}, [INFO] [stdout] 219 | | event = reader.next().fuse() => { [INFO] [stdout] 220 | | match event { [INFO] [stdout] ... | [INFO] [stdout] 322 | | [INFO] [stdout] 323 | | }; [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] | |_________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] | |_________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] | |_________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] [INFO] [stdout] [INFO] [stdout] error: this value of type `EventStream` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:204:9 [INFO] [stdout] | [INFO] [stdout] 204 | let mut reader = EventStream::new(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 217 | / select! { [INFO] [stdout] 218 | | _ = poll_send => {}, [INFO] [stdout] 219 | | event = reader.next().fuse() => { [INFO] [stdout] 220 | | match event { [INFO] [stdout] ... | [INFO] [stdout] 322 | | [INFO] [stdout] 323 | | }; [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] | |_________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] | |_________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] | |_________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] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `remote_serial` (bin "remote_serial" test) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `remote_serial` (bin "remote_serial") due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "68cd1e0039fda23b3e6c8642a874be7cd6f2a67659d50c9a0dfa99ca07a2638a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68cd1e0039fda23b3e6c8642a874be7cd6f2a67659d50c9a0dfa99ca07a2638a", kill_on_drop: false }` [INFO] [stdout] 68cd1e0039fda23b3e6c8642a874be7cd6f2a67659d50c9a0dfa99ca07a2638a