[INFO] fetching crate stream_generator 0.1.0... [INFO] checking stream_generator-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate stream_generator 0.1.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate stream_generator 0.1.0 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 stream_generator 0.1.0 [INFO] finished tweaking crates.io crate stream_generator 0.1.0 [INFO] tweaked toml for crates.io crate stream_generator 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 22 packages to latest compatible versions [INFO] [stderr] Adding bytes v0.5.6 (latest: v1.7.1) [INFO] [stderr] Adding pin-project-lite v0.1.12 (latest: v0.2.14) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding tokio v0.2.25 (latest: v1.40.0) [INFO] [stderr] Adding tokio-macros v0.2.6 (latest: v2.4.0) [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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] be7ba58dda96ebac4c174239da8f0ef41ebfcfc80ad1226597c3e64e49501541 [INFO] running `Command { std: "docker" "start" "-a" "be7ba58dda96ebac4c174239da8f0ef41ebfcfc80ad1226597c3e64e49501541", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "be7ba58dda96ebac4c174239da8f0ef41ebfcfc80ad1226597c3e64e49501541", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be7ba58dda96ebac4c174239da8f0ef41ebfcfc80ad1226597c3e64e49501541", kill_on_drop: false }` [INFO] [stdout] be7ba58dda96ebac4c174239da8f0ef41ebfcfc80ad1226597c3e64e49501541 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 18a7ca54b2de8f239f14e6a0175a7f3ea9b7a39078cb145c0a467b52677550a4 [INFO] running `Command { std: "docker" "start" "-a" "18a7ca54b2de8f239f14e6a0175a7f3ea9b7a39078cb145c0a467b52677550a4", kill_on_drop: false }` [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking pin-project-lite v0.2.14 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking stream_generator 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:100:21 [INFO] [stdout] | [INFO] [stdout] 95 | pub fn generate_try_stream(generator: F) -> impl Stream> [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 100 | generate_stream(|y| async move { [INFO] [stdout] | _____________________^ [INFO] [stdout] 101 | | let mut y2 = y.clone(); [INFO] [stdout] 102 | | if let Err(err) = generator(y).await { [INFO] [stdout] 103 | | y2.send(Err(err)).await; [INFO] [stdout] 104 | | } [INFO] [stdout] 105 | | }) [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 `stream_generator` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "18a7ca54b2de8f239f14e6a0175a7f3ea9b7a39078cb145c0a467b52677550a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18a7ca54b2de8f239f14e6a0175a7f3ea9b7a39078cb145c0a467b52677550a4", kill_on_drop: false }` [INFO] [stdout] 18a7ca54b2de8f239f14e6a0175a7f3ea9b7a39078cb145c0a467b52677550a4