[INFO] fetching crate schedwalk 0.1.0... [INFO] checking schedwalk-0.1.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate schedwalk 0.1.0 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate schedwalk 0.1.0 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate schedwalk 0.1.0 [INFO] finished tweaking crates.io crate schedwalk 0.1.0 [INFO] tweaked toml for crates.io crate schedwalk 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 20 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b8c5d724d60f0d7493254cbf5f79724ad5f7f2a090d18b5407908db98bfc0869 [INFO] running `Command { std: "docker" "start" "-a" "b8c5d724d60f0d7493254cbf5f79724ad5f7f2a090d18b5407908db98bfc0869", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b8c5d724d60f0d7493254cbf5f79724ad5f7f2a090d18b5407908db98bfc0869", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8c5d724d60f0d7493254cbf5f79724ad5f7f2a090d18b5407908db98bfc0869", kill_on_drop: false }` [INFO] [stdout] b8c5d724d60f0d7493254cbf5f79724ad5f7f2a090d18b5407908db98bfc0869 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0b22900af32316051f38f29b0d708d147b9b30ca15871477209dba38d2f689e9 [INFO] running `Command { std: "docker" "start" "-a" "0b22900af32316051f38f29b0d708d147b9b30ca15871477209dba38d2f689e9", kill_on_drop: false }` [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking async-task v4.7.1 [INFO] [stderr] Compiling syn v2.0.76 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking schedwalk v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:333:17 [INFO] [stdout] | [INFO] [stdout] 333 | drop(sender_a.send(())); [INFO] [stdout] | ^^^^^-----------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Result<(), ()>` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 333 - drop(sender_a.send(())); [INFO] [stdout] 333 + let _ = sender_a.send(()); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:337:17 [INFO] [stdout] | [INFO] [stdout] 337 | drop(sender_b.send(())); [INFO] [stdout] | ^^^^^-----------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Result<(), ()>` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 337 - drop(sender_b.send(())); [INFO] [stdout] 337 + let _ = sender_b.send(()); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.98s [INFO] running `Command { std: "docker" "inspect" "0b22900af32316051f38f29b0d708d147b9b30ca15871477209dba38d2f689e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b22900af32316051f38f29b0d708d147b9b30ca15871477209dba38d2f689e9", kill_on_drop: false }` [INFO] [stdout] 0b22900af32316051f38f29b0d708d147b9b30ca15871477209dba38d2f689e9 [INFO] checking schedwalk-0.1.0 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] extracting crate schedwalk 0.1.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate schedwalk 0.1.0 on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate schedwalk 0.1.0 [INFO] finished tweaking crates.io crate schedwalk 0.1.0 [INFO] tweaked toml for crates.io crate schedwalk 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 20 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ac2b6e3186135b0fe7a0a44b1e743d4f901dd75ffad9200e95115ef5b14ae784 [INFO] running `Command { std: "docker" "start" "-a" "ac2b6e3186135b0fe7a0a44b1e743d4f901dd75ffad9200e95115ef5b14ae784", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ac2b6e3186135b0fe7a0a44b1e743d4f901dd75ffad9200e95115ef5b14ae784", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac2b6e3186135b0fe7a0a44b1e743d4f901dd75ffad9200e95115ef5b14ae784", kill_on_drop: false }` [INFO] [stdout] ac2b6e3186135b0fe7a0a44b1e743d4f901dd75ffad9200e95115ef5b14ae784 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d070070c1bea6e3afef792295236c1ad523b1300ffef3ddb9b52e4e61d87cba3 [INFO] running `Command { std: "docker" "start" "-a" "d070070c1bea6e3afef792295236c1ad523b1300ffef3ddb9b52e4e61d87cba3", kill_on_drop: false }` [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking async-task v4.7.1 [INFO] [stderr] Compiling syn v2.0.76 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking schedwalk v0.1.0 (/opt/rustwide/workdir) [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/lib.rs:48:19 [INFO] [stdout] | [INFO] [stdout] 46 | fn new(task: Task) -> Self { [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 47 | JoinHandle { [INFO] [stdout] 48 | task: Some(task), [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/lib.rs:100:21 [INFO] [stdout] | [INFO] [stdout] 95 | pub fn spawn(future: T) -> JoinHandle [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 100 | JoinHandle::new(spawn_task(future)) [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/lib.rs:145:29 [INFO] [stdout] | [INFO] [stdout] 145 | walk(&mut || spawn_task(f())) [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/context.rs:26:22 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn schedule(runnable: Runnable) { [INFO] [stdout] | ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 26 | CONTEXT.with(|context| match context.state.get() { [INFO] [stdout] | ______________________^ [INFO] [stdout] 27 | | State::Running => context.runnables.borrow_mut().push(runnable), [INFO] [stdout] 28 | | State::Stopping => (), [INFO] [stdout] 29 | | State::Stopped => panic!( [INFO] [stdout] 30 | | "not within a schedwalk context, must be called from within a schedwalk context" [INFO] [stdout] 31 | | ), [INFO] [stdout] 32 | | }) [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/context.rs:36:22 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn init(f: impl FnOnce(&Context) -> R) -> R { [INFO] [stdout] | ----------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 36 | CONTEXT.with(|context| { [INFO] [stdout] | ______________________^ [INFO] [stdout] 37 | | assert!( [INFO] [stdout] 38 | | matches!(context.state.get(), State::Stopped), [INFO] [stdout] 39 | | "already within a schedwalk context, cannot start new context here" [INFO] [stdout] ... | [INFO] [stdout] 56 | | f(context) [INFO] [stdout] 57 | | }) [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 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `schedwalk` (lib) due to 6 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "d070070c1bea6e3afef792295236c1ad523b1300ffef3ddb9b52e4e61d87cba3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d070070c1bea6e3afef792295236c1ad523b1300ffef3ddb9b52e4e61d87cba3", kill_on_drop: false }` [INFO] [stdout] d070070c1bea6e3afef792295236c1ad523b1300ffef3ddb9b52e4e61d87cba3