[INFO] fetching crate kvarn-h3-quinn 0.0.6-alpha1... [INFO] checking kvarn-h3-quinn-0.0.6-alpha1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate kvarn-h3-quinn 0.0.6-alpha1 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate kvarn-h3-quinn 0.0.6-alpha1 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] started tweaking crates.io crate kvarn-h3-quinn 0.0.6-alpha1 [INFO] finished tweaking crates.io crate kvarn-h3-quinn 0.0.6-alpha1 [INFO] tweaked toml for crates.io crate kvarn-h3-quinn 0.0.6-alpha1 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 67 packages to latest compatible versions [INFO] [stderr] Adding h3 v0.0.4 (available: v0.0.6) [INFO] [stderr] Adding rustc-hash v1.1.0 (available: v2.0.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [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] [stderr] Blocking waiting for file lock on package cache [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 271001adf7156c7f9880f4f0557ebba4809dc08c5fb4c6089977ab89c60aabd5 [INFO] running `Command { std: "docker" "start" "-a" "271001adf7156c7f9880f4f0557ebba4809dc08c5fb4c6089977ab89c60aabd5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "271001adf7156c7f9880f4f0557ebba4809dc08c5fb4c6089977ab89c60aabd5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "271001adf7156c7f9880f4f0557ebba4809dc08c5fb4c6089977ab89c60aabd5", kill_on_drop: false }` [INFO] [stdout] 271001adf7156c7f9880f4f0557ebba4809dc08c5fb4c6089977ab89c60aabd5 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 097d8d21b9573f2bc6a3b1d94cad94355715e1afdb70e439f7cedecbd5a0453e [INFO] running `Command { std: "docker" "start" "-a" "097d8d21b9573f2bc6a3b1d94cad94355715e1afdb70e439f7cedecbd5a0453e", kill_on_drop: false }` [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking tokio v1.40.0 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking tokio-util v0.7.12 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling thiserror-impl v1.0.64 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking thiserror v1.0.64 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking kvarn-quinn-udp v0.5.0-alpha1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking kvarn-quinn-proto v0.11.0-alpha1 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking h3 v0.0.4 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking kvarn-quinn v0.11.0-alpha1 [INFO] [stderr] Checking kvarn-h3-quinn v0.0.6-alpha1 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Poll>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:262:22 [INFO] [stdout] | [INFO] [stdout] 262 | match ready!(self.datagrams.poll_next_unpin(cx)) { [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] | [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 `Poll>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:262:22 [INFO] [stdout] | [INFO] [stdout] 262 | match ready!(self.datagrams.poll_next_unpin(cx)) { [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] | [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 `kvarn-h3-quinn` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `kvarn-h3-quinn` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "097d8d21b9573f2bc6a3b1d94cad94355715e1afdb70e439f7cedecbd5a0453e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "097d8d21b9573f2bc6a3b1d94cad94355715e1afdb70e439f7cedecbd5a0453e", kill_on_drop: false }` [INFO] [stdout] 097d8d21b9573f2bc6a3b1d94cad94355715e1afdb70e439f7cedecbd5a0453e