[INFO] fetching crate karyon_core 0.1.6... [INFO] checking karyon_core-0.1.6 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate karyon_core 0.1.6 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate karyon_core 0.1.6 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 karyon_core 0.1.6 [INFO] finished tweaking crates.io crate karyon_core 0.1.6 [INFO] tweaked toml for crates.io crate karyon_core 0.1.6 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 146 packages to latest compatible versions [INFO] [stderr] Adding generic-array v0.14.7 (available: v1.1.0) [INFO] [stderr] Adding hermit-abi v0.3.9 (available: v0.4.0) [INFO] [stderr] Adding linux-raw-sys v0.4.14 (available: v0.6.5) [INFO] [stderr] Adding virtue v0.0.13 (available: v0.0.17) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-core v0.52.0 (available: v0.58.0) [INFO] [stderr] Adding windows-sys v0.48.0 (available: v0.59.0) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [INFO] [stderr] Adding windows-targets v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (available: v0.52.6) [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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b43f8fa781784e429828b2c2cb239c8361825bd75003a8bd64dd289491597523 [INFO] running `Command { std: "docker" "start" "-a" "b43f8fa781784e429828b2c2cb239c8361825bd75003a8bd64dd289491597523", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b43f8fa781784e429828b2c2cb239c8361825bd75003a8bd64dd289491597523", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b43f8fa781784e429828b2c2cb239c8361825bd75003a8bd64dd289491597523", kill_on_drop: false }` [INFO] [stdout] b43f8fa781784e429828b2c2cb239c8361825bd75003a8bd64dd289491597523 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0a416cec1986a68a9d09e6d78f7cf903484475aa347379adc125a4e5fbf9c9aa [INFO] running `Command { std: "docker" "start" "-a" "0a416cec1986a68a9d09e6d78f7cf903484475aa347379adc125a4e5fbf9c9aa", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Checking option-ext v0.2.0 [INFO] [stderr] Compiling virtue v0.0.13 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking dirs-sys v0.4.1 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking dirs v5.0.1 [INFO] [stderr] Compiling bincode_derive v2.0.0-rc.3 [INFO] [stderr] Checking concurrent-queue v2.5.0 [INFO] [stderr] Checking event-listener v5.3.1 [INFO] [stderr] Checking async-executor v1.13.1 [INFO] [stderr] Checking event-listener-strategy v0.5.2 [INFO] [stderr] Checking async-lock v3.4.0 [INFO] [stderr] Checking async-channel v2.3.1 [INFO] [stderr] Checking bincode v2.0.0-rc.3 [INFO] [stderr] Checking blocking v1.6.1 [INFO] [stderr] Checking async-io v2.3.4 [INFO] [stderr] Checking async-fs v2.1.2 [INFO] [stderr] Checking async-signal v0.2.10 [INFO] [stderr] Checking async-net v2.0.0 [INFO] [stderr] Checking async-process v2.3.0 [INFO] [stderr] Checking smol v2.0.2 [INFO] [stderr] Checking karyon_core v0.1.6 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Option>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/async_util/condvar.rs:125:15 [INFO] [stdout] | [INFO] [stdout] 123 | let mut inner = self.condvar.inner.lock(); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 124 | [INFO] [stdout] 125 | match self.guard.take() { [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 `karyon_core` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `Option>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/async_util/condvar.rs:125:15 [INFO] [stdout] | [INFO] [stdout] 123 | let mut inner = self.condvar.inner.lock(); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 124 | [INFO] [stdout] 125 | match self.guard.take() { [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 `karyon_core` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "0a416cec1986a68a9d09e6d78f7cf903484475aa347379adc125a4e5fbf9c9aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a416cec1986a68a9d09e6d78f7cf903484475aa347379adc125a4e5fbf9c9aa", kill_on_drop: false }` [INFO] [stdout] 0a416cec1986a68a9d09e6d78f7cf903484475aa347379adc125a4e5fbf9c9aa