[INFO] fetching crate magic-wormhole-cli 0.7.1... [INFO] checking magic-wormhole-cli-0.7.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate magic-wormhole-cli 0.7.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate magic-wormhole-cli 0.7.1 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 magic-wormhole-cli 0.7.1 [INFO] finished tweaking crates.io crate magic-wormhole-cli 0.7.1 [INFO] tweaked toml for crates.io crate magic-wormhole-cli 0.7.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate magic-wormhole-cli 0.7.1 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 0dab7677719d73ff710d237742e7eadab001e66dadee5f0f96b3224788e9f92e [INFO] running `Command { std: "docker" "start" "-a" "0dab7677719d73ff710d237742e7eadab001e66dadee5f0f96b3224788e9f92e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0dab7677719d73ff710d237742e7eadab001e66dadee5f0f96b3224788e9f92e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0dab7677719d73ff710d237742e7eadab001e66dadee5f0f96b3224788e9f92e", kill_on_drop: false }` [INFO] [stdout] 0dab7677719d73ff710d237742e7eadab001e66dadee5f0f96b3224788e9f92e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 19e71b465b40b8837294a971da9f50c61ad831de5f594c7e5d570d20471b44b1 [INFO] running `Command { std: "docker" "start" "-a" "19e71b465b40b8837294a971da9f50c61ad831de5f594c7e5d570d20471b44b1", kill_on_drop: false }` [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Checking subtle v2.6.1 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling serde v1.0.204 [INFO] [stderr] Compiling cc v1.1.6 [INFO] [stderr] Compiling syn v2.0.72 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking futures-lite v2.3.0 [INFO] [stderr] Compiling wayland-sys v0.31.4 [INFO] [stderr] Checking anstyle-parse v0.2.5 [INFO] [stderr] Checking libloading v0.8.5 [INFO] [stderr] Checking simd-adler32 v0.3.7 [INFO] [stderr] Checking colorchoice v1.0.2 [INFO] [stderr] Checking is_terminal_polyfill v1.70.1 [INFO] [stderr] Checking anstyle-query v1.1.1 [INFO] 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these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:45:8 [INFO] [stdout] | [INFO] [stdout] 25 | let notifier = Arc::new((Mutex::new(false), Condvar::new())); [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 28 | let notifier2 = notifier.clone(); [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 45 | Ok(move || { [INFO] [stdout] | ________^ [INFO] [stdout] 46 | | /* Transform the notification into a future that waits */ [INFO] [stdout] 47 | | let notifier = notifier.clone(); [INFO] [stdout] 48 | | async move { [INFO] [stdout] ... | [INFO] [stdout] 55 | | .boxed() [INFO] [stdout] 56 | | }) [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/main.rs:30:37 [INFO] [stdout] | [INFO] [stdout] 28 | let notifier2 = notifier.clone(); [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 29 | ctrlc::set_handler(move || { [INFO] [stdout] 30 | futures::executor::block_on(async { [INFO] [stdout] | _____________________________________^ [INFO] [stdout] 31 | | let mut has_notified = notifier2.0.lock().await; [INFO] [stdout] 32 | | if *has_notified { [INFO] [stdout] 33 | | /* Second signal. Exit */ [INFO] [stdout] ... | [INFO] [stdout] 40 | | notifier2.1.notify_all(); [INFO] [stdout] 41 | | }) [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/main.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 25 | let notifier = Arc::new((Mutex::new(false), Condvar::new())); [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 47 | let notifier = notifier.clone(); [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 48 | / async move { [INFO] [stdout] 49 | | let (lock, cvar) = &*notifier; [INFO] [stdout] 50 | | let mut started = lock.lock().await; [INFO] [stdout] 51 | | while !*started { [INFO] [stdout] 52 | | started = cvar.wait(started).await; [INFO] [stdout] 53 | | } [INFO] [stdout] 54 | | } [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `magic-wormhole-cli` (bin "wormhole-rs") due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/main.rs:45:8 [INFO] [stdout] | [INFO] [stdout] 25 | let notifier = Arc::new((Mutex::new(false), Condvar::new())); [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 28 | let notifier2 = notifier.clone(); [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 45 | Ok(move || { [INFO] [stdout] | ________^ [INFO] [stdout] 46 | | /* Transform the notification into a future that waits */ [INFO] [stdout] 47 | | let notifier = notifier.clone(); [INFO] [stdout] 48 | | async move { [INFO] [stdout] ... | [INFO] [stdout] 55 | | .boxed() [INFO] [stdout] 56 | | }) [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/main.rs:30:37 [INFO] [stdout] | [INFO] [stdout] 28 | let notifier2 = notifier.clone(); [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 29 | ctrlc::set_handler(move || { [INFO] [stdout] 30 | futures::executor::block_on(async { [INFO] [stdout] | _____________________________________^ [INFO] [stdout] 31 | | let mut has_notified = notifier2.0.lock().await; [INFO] [stdout] 32 | | if *has_notified { [INFO] [stdout] 33 | | /* Second signal. Exit */ [INFO] [stdout] ... | [INFO] [stdout] 40 | | notifier2.1.notify_all(); [INFO] [stdout] 41 | | }) [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/main.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 25 | let notifier = Arc::new((Mutex::new(false), Condvar::new())); [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 47 | let notifier = notifier.clone(); [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 48 | / async move { [INFO] [stdout] 49 | | let (lock, cvar) = &*notifier; [INFO] [stdout] 50 | | let mut started = lock.lock().await; [INFO] [stdout] 51 | | while !*started { [INFO] [stdout] 52 | | started = cvar.wait(started).await; [INFO] [stdout] 53 | | } [INFO] [stdout] 54 | | } [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `magic-wormhole-cli` (bin "wormhole-rs" test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "19e71b465b40b8837294a971da9f50c61ad831de5f594c7e5d570d20471b44b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19e71b465b40b8837294a971da9f50c61ad831de5f594c7e5d570d20471b44b1", kill_on_drop: false }` [INFO] [stdout] 19e71b465b40b8837294a971da9f50c61ad831de5f594c7e5d570d20471b44b1