[INFO] fetching crate switch-resume 0.1.3... [INFO] checking switch-resume-0.1.3 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate switch-resume 0.1.3 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate switch-resume 0.1.3 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 switch-resume 0.1.3 [INFO] finished tweaking crates.io crate switch-resume 0.1.3 [INFO] tweaked toml for crates.io crate switch-resume 0.1.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate switch-resume 0.1.3 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded async-oneshot v0.5.0 [INFO] [stderr] Downloaded async-executor v1.5.1 [INFO] [stderr] Downloaded socket2 v0.5.3 [INFO] [stderr] Downloaded futures-micro v0.5.0 [INFO] [stderr] Downloaded object v0.32.0 [INFO] [stderr] Downloaded syn v2.0.29 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 85314ee828d74656de6904a62c8f7dae9a13b345adf0e52494b79a27e66cd551 [INFO] running `Command { std: "docker" "start" "-a" "85314ee828d74656de6904a62c8f7dae9a13b345adf0e52494b79a27e66cd551", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "85314ee828d74656de6904a62c8f7dae9a13b345adf0e52494b79a27e66cd551", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85314ee828d74656de6904a62c8f7dae9a13b345adf0e52494b79a27e66cd551", kill_on_drop: false }` [INFO] [stdout] 85314ee828d74656de6904a62c8f7dae9a13b345adf0e52494b79a27e66cd551 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 57b03e5d5080066a19f13866ec5319b1ab9fb3c50f7a6d6e9aa5646b2c4a4cf5 [INFO] running `Command { std: "docker" "start" "-a" "57b03e5d5080066a19f13866ec5319b1ab9fb3c50f7a6d6e9aa5646b2c4a4cf5", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Compiling lock_api v0.4.10 [INFO] [stderr] Compiling parking_lot_core v0.9.8 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Compiling async-trait v0.1.73 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Checking parking v2.1.0 [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Checking async-lock v2.8.0 [INFO] [stderr] Checking futures-micro v0.5.0 [INFO] [stderr] Checking async-task v4.4.0 [INFO] [stderr] Checking async-oneshot v0.5.0 [INFO] [stderr] Checking concurrent-queue v2.2.0 [INFO] [stderr] Checking bytes v1.4.0 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.29 [INFO] [stderr] Checking socket2 v0.5.3 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking async-executor v1.5.1 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Compiling async-recursion v1.0.4 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Checking tokio v1.32.0 [INFO] [stderr] Checking futures-util v0.3.28 [INFO] [stderr] Checking futures-executor v0.3.28 [INFO] [stderr] Checking futures v0.3.28 [INFO] [stderr] Checking switch-resume v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> examples/effects.rs:61:60 [INFO] [stdout] | [INFO] [stdout] 61 | async fn cancel(&self, value: T) -> Infallible { [INFO] [stdout] | ____________________________________________________________^ [INFO] [stdout] 62 | | let _: () = { self.reset_handler.switch(|_cc| async { value }) }.await; [INFO] [stdout] 63 | | unreachable!() [INFO] [stdout] 64 | | } [INFO] [stdout] | |_____________^ matches no values because `Infallible` is uninhabited [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.21s [INFO] running `Command { std: "docker" "inspect" "57b03e5d5080066a19f13866ec5319b1ab9fb3c50f7a6d6e9aa5646b2c4a4cf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57b03e5d5080066a19f13866ec5319b1ab9fb3c50f7a6d6e9aa5646b2c4a4cf5", kill_on_drop: false }` [INFO] [stdout] 57b03e5d5080066a19f13866ec5319b1ab9fb3c50f7a6d6e9aa5646b2c4a4cf5 [INFO] checking switch-resume-0.1.3 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] extracting crate switch-resume 0.1.3 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate switch-resume 0.1.3 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 switch-resume 0.1.3 [INFO] finished tweaking crates.io crate switch-resume 0.1.3 [INFO] tweaked toml for crates.io crate switch-resume 0.1.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate switch-resume 0.1.3 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6a4f6e1288e03b85efad727b5ff5dc1e68ef19bfd8fac3cfe859c233f2ec4d3a [INFO] running `Command { std: "docker" "start" "-a" "6a4f6e1288e03b85efad727b5ff5dc1e68ef19bfd8fac3cfe859c233f2ec4d3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6a4f6e1288e03b85efad727b5ff5dc1e68ef19bfd8fac3cfe859c233f2ec4d3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a4f6e1288e03b85efad727b5ff5dc1e68ef19bfd8fac3cfe859c233f2ec4d3a", kill_on_drop: false }` [INFO] [stdout] 6a4f6e1288e03b85efad727b5ff5dc1e68ef19bfd8fac3cfe859c233f2ec4d3a [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9020e88cc48b78e75b5bf52ff288f0de0ac648998ee7524a2b9b3c12e7a32b3c [INFO] running `Command { std: "docker" "start" "-a" "9020e88cc48b78e75b5bf52ff288f0de0ac648998ee7524a2b9b3c12e7a32b3c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Compiling lock_api v0.4.10 [INFO] [stderr] Compiling parking_lot_core v0.9.8 [INFO] [stderr] Compiling async-trait v0.1.73 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking parking v2.1.0 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Checking async-lock v2.8.0 [INFO] [stderr] Checking futures-micro v0.5.0 [INFO] [stderr] Checking async-task v4.4.0 [INFO] [stderr] Checking async-oneshot v0.5.0 [INFO] [stderr] Checking concurrent-queue v2.2.0 [INFO] [stderr] Checking bytes v1.4.0 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.29 [INFO] [stderr] Checking async-executor v1.5.1 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking socket2 v0.5.3 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Compiling async-recursion v1.0.4 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Checking tokio v1.32.0 [INFO] [stderr] Checking futures-util v0.3.28 [INFO] [stderr] Checking futures-executor v0.3.28 [INFO] [stderr] Checking futures v0.3.28 [INFO] [stderr] Checking switch-resume v0.1.3 (/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:39:17 [INFO] [stdout] | [INFO] [stdout] 34 | f: F, [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 35 | ) -> ResumeArg { [INFO] [stdout] 36 | let (mut resume_arg_sender, resume_arg_receiver) = async_oneshot::oneshot(); [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 37 | self.switch_sender [INFO] [stdout] 38 | .try_send(Box::new(move |continuation: Continuation<'a, T>| { [INFO] [stdout] | --------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 39 | / Box::pin(f(Box::new(move |arg| { [INFO] [stdout] 40 | | resume_arg_sender.send(arg).expect("WTF"); [INFO] [stdout] 41 | | continuation [INFO] [stdout] 42 | | }))) as Continuation<'a, T> [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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `switch-resume` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "9020e88cc48b78e75b5bf52ff288f0de0ac648998ee7524a2b9b3c12e7a32b3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9020e88cc48b78e75b5bf52ff288f0de0ac648998ee7524a2b9b3c12e7a32b3c", kill_on_drop: false }` [INFO] [stdout] 9020e88cc48b78e75b5bf52ff288f0de0ac648998ee7524a2b9b3c12e7a32b3c