[INFO] fetching crate async-utf8-decoder 0.3.3... [INFO] checking async-utf8-decoder-0.3.3 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate async-utf8-decoder 0.3.3 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate async-utf8-decoder 0.3.3 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 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-4-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] 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 144 packages to latest compatible versions [INFO] [stderr] Adding anes v0.1.6 (latest: v0.2.0) [INFO] [stderr] Adding async-channel v1.9.0 (latest: v2.3.1) [INFO] [stderr] Adding async-io v1.13.0 (latest: v2.3.4) [INFO] [stderr] Adding async-lock v2.8.0 (latest: v3.4.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding event-listener v2.5.3 (latest: v5.3.1) [INFO] [stderr] Adding fastrand v1.9.0 (latest: v2.1.1) [INFO] [stderr] Adding futures-lite v1.13.0 (latest: v2.3.0) [INFO] [stderr] Adding gloo-timers v0.2.6 (latest: v0.3.0) [INFO] [stderr] Adding hermit-abi v0.3.9 (latest: v0.4.0) [INFO] [stderr] Adding io-lifetimes v1.0.11 (latest: v2.0.3) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.13.0) [INFO] [stderr] Adding linux-raw-sys v0.3.8 (latest: v0.6.5) [INFO] [stderr] Adding linux-raw-sys v0.4.14 (latest: v0.6.5) [INFO] [stderr] Adding polling v2.8.0 (latest: v3.7.3) [INFO] [stderr] Adding rustix v0.37.27 (latest: v0.38.35) [INFO] [stderr] Adding socket2 v0.4.10 (latest: v0.5.7) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.59.0) [INFO] [stderr] Adding windows-sys v0.52.0 (latest: v0.59.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.6) [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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4fd8ab3887536bab545b61093c2d1d72e7d2f8b28d87b6aba8a12130b24c0f59 [INFO] running `Command { std: "docker" "start" "-a" "4fd8ab3887536bab545b61093c2d1d72e7d2f8b28d87b6aba8a12130b24c0f59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4fd8ab3887536bab545b61093c2d1d72e7d2f8b28d87b6aba8a12130b24c0f59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4fd8ab3887536bab545b61093c2d1d72e7d2f8b28d87b6aba8a12130b24c0f59", kill_on_drop: false }` [INFO] [stdout] 4fd8ab3887536bab545b61093c2d1d72e7d2f8b28d87b6aba8a12130b24c0f59 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] de39d8c0d38f63c0813064243d263a3554597024ce4f96551d4154846df1ebaa [INFO] running `Command { std: "docker" "start" "-a" "de39d8c0d38f63c0813064243d263a3554597024ce4f96551d4154846df1ebaa", kill_on_drop: false }` [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking parking v2.2.0 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking fastrand v2.1.1 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Compiling rustix v0.38.35 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking concurrent-queue v2.5.0 [INFO] [stderr] Compiling polling v2.8.0 [INFO] [stderr] Checking async-task v4.7.1 [INFO] [stderr] Checking atomic-waker v1.1.2 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Compiling rustix v0.37.27 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling async-io v1.13.0 [INFO] [stderr] Checking half v2.4.1 [INFO] [stderr] Checking event-listener v5.3.1 [INFO] [stderr] Checking futures-lite v2.3.0 [INFO] [stderr] Checking piper v0.2.4 [INFO] [stderr] Checking anstyle v1.0.8 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Checking waker-fn v1.2.0 [INFO] [stderr] Checking clap_lex v0.7.2 [INFO] [stderr] Checking fastrand v1.9.0 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking clap_builder v4.5.15 [INFO] [stderr] Checking async-lock v2.8.0 [INFO] [stderr] Checking event-listener-strategy v0.5.2 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking socket2 v0.4.10 [INFO] [stderr] Compiling anyhow v1.0.86 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking plotters v0.3.6 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking async-lock v3.4.0 [INFO] [stderr] Checking async-channel v2.3.1 [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Compiling async-attributes v1.1.2 [INFO] [stderr] Compiling futures-await-test-macro v0.3.0 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking is-terminal v0.4.13 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking futures-timer v3.0.3 [INFO] [stderr] Checking async-executor v1.13.0 [INFO] [stderr] Checking blocking v1.6.1 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking clap v4.5.16 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking thiserror v1.0.63 [INFO] [stderr] Checking async-utf8-decoder v0.3.3 (/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/decoder.rs:39:18 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn with_capacity(capacity: usize, reader: R) -> Self { [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 39 | buf: buffer.into_boxed_slice(), [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/decoder.rs:159:17 [INFO] [stdout] | [INFO] [stdout] 109 | let n = ready!(reader.poll_read(cx, &mut buf[s..]))?; [INFO] [stdout] | ------------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 116 | let result = match std::str::from_utf8(&buf[..e]) { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 159 | Poll::Ready(Some(result)) [INFO] [stdout] | ^^^^^^^^^^^^ these values have significant drop implementation and will 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] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `async-utf8-decoder` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "de39d8c0d38f63c0813064243d263a3554597024ce4f96551d4154846df1ebaa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de39d8c0d38f63c0813064243d263a3554597024ce4f96551d4154846df1ebaa", kill_on_drop: false }` [INFO] [stdout] de39d8c0d38f63c0813064243d263a3554597024ce4f96551d4154846df1ebaa