[INFO] fetching crate async-utf8-decoder 0.3.3... [INFO] checking async-utf8-decoder-0.3.3 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate async-utf8-decoder 0.3.3 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate async-utf8-decoder 0.3.3 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 async-utf8-decoder 0.3.3 [INFO] finished tweaking crates.io crate async-utf8-decoder 0.3.3 [INFO] tweaked toml for crates.io crate async-utf8-decoder 0.3.3 written to /workspace/builds/worker-7-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] Locking 118 packages to latest compatible versions [INFO] [stderr] Adding anes v0.1.6 (available: v0.2.0) [INFO] [stderr] Adding async-channel v1.9.0 (available: v2.3.1) [INFO] [stderr] Adding event-listener v2.5.3 (available: v5.3.1) [INFO] [stderr] Adding itertools v0.10.5 (available: v0.13.0) [INFO] [stderr] Adding linux-raw-sys v0.4.14 (available: v0.6.5) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.77) [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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0e3c9017a575e3323613df45e4e378fe4bca3f02e940755d4666e490cda55870 [INFO] running `Command { std: "docker" "start" "-a" "0e3c9017a575e3323613df45e4e378fe4bca3f02e940755d4666e490cda55870", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0e3c9017a575e3323613df45e4e378fe4bca3f02e940755d4666e490cda55870", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e3c9017a575e3323613df45e4e378fe4bca3f02e940755d4666e490cda55870", kill_on_drop: false }` [INFO] [stdout] 0e3c9017a575e3323613df45e4e378fe4bca3f02e940755d4666e490cda55870 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1303951ae48d424c3d485c9789fa64bfba5ab7ae9cf1eead52494a57d8ad09c7 [INFO] running `Command { std: "docker" "start" "-a" "1303951ae48d424c3d485c9789fa64bfba5ab7ae9cf1eead52494a57d8ad09c7", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Checking pin-project-lite v0.2.14 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking parking v2.2.1 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking fastrand v2.1.1 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Compiling rustix v0.38.37 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking futures-lite v2.3.0 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling serde_json v1.0.128 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking atomic-waker v1.1.2 [INFO] [stderr] Checking async-task v4.7.1 [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking concurrent-queue v2.5.0 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking piper v0.2.4 [INFO] [stderr] Checking event-listener v5.3.1 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking half v2.4.1 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Compiling thiserror v1.0.64 [INFO] [stderr] Checking event-listener-strategy v0.5.2 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking async-lock v3.4.0 [INFO] [stderr] Checking async-channel v2.3.1 [INFO] [stderr] Checking anstyle v1.0.8 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking clap_lex v0.7.2 [INFO] [stderr] Checking plotters-backend v0.3.7 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking value-bag v1.9.0 [INFO] [stderr] Checking ryu v1.0.18 [INFO] [stderr] Checking plotters-svg v0.3.7 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking clap_builder v4.5.18 [INFO] [stderr] Checking blocking v1.6.1 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking async-executor v1.13.1 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Compiling anyhow v1.0.89 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking clap v4.5.18 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking is-terminal v0.4.13 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking oorandom v11.1.4 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking futures-timer v3.0.3 [INFO] [stderr] Compiling futures-await-test-macro v0.3.0 [INFO] [stderr] Compiling async-attributes v1.1.2 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Compiling thiserror-impl v1.0.64 [INFO] [stderr] Checking polling v3.7.3 [INFO] [stderr] Checking async-io v2.3.4 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking async-global-executor v2.4.1 [INFO] [stderr] Checking async-utf8-decoder v0.3.3 (/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/decoder.rs:77:26 [INFO] [stdout] | [INFO] [stdout] 77 | match ready!(decode_next(reader, cx, buf, remains)) { [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] | [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 `async-utf8-decoder` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "1303951ae48d424c3d485c9789fa64bfba5ab7ae9cf1eead52494a57d8ad09c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1303951ae48d424c3d485c9789fa64bfba5ab7ae9cf1eead52494a57d8ad09c7", kill_on_drop: false }` [INFO] [stdout] 1303951ae48d424c3d485c9789fa64bfba5ab7ae9cf1eead52494a57d8ad09c7