[INFO] fetching crate instance_code_derive 0.1.1... [INFO] checking instance_code_derive-0.1.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate instance_code_derive 0.1.1 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate instance_code_derive 0.1.1 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 instance_code_derive 0.1.1 [INFO] finished tweaking crates.io crate instance_code_derive 0.1.1 [INFO] tweaked toml for crates.io crate instance_code_derive 0.1.1 written to /workspace/builds/worker-2-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 46 packages to latest compatible versions [INFO] [stderr] Adding linux-raw-sys v0.4.14 (latest: v0.6.5) [INFO] [stderr] Adding windows-sys v0.52.0 (latest: v0.59.0) [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] [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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1851188388b652965c4d62512ca4d7a77fe26a688270b0769750a80427c4fdd5 [INFO] running `Command { std: "docker" "start" "-a" "1851188388b652965c4d62512ca4d7a77fe26a688270b0769750a80427c4fdd5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1851188388b652965c4d62512ca4d7a77fe26a688270b0769750a80427c4fdd5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1851188388b652965c4d62512ca4d7a77fe26a688270b0769750a80427c4fdd5", kill_on_drop: false }` [INFO] [stdout] 1851188388b652965c4d62512ca4d7a77fe26a688270b0769750a80427c4fdd5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b5a0123fcbce5935531d739b6d55bc689bfd4ebb47c27a4a271212dd6ee8ca92 [INFO] running `Command { std: "docker" "start" "-a" "b5a0123fcbce5935531d739b6d55bc689bfd4ebb47c27a4a271212dd6ee8ca92", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Checking unicode-ident v1.0.12 [INFO] [stderr] Compiling linux-raw-sys v0.4.14 [INFO] [stderr] Compiling bitflags v2.6.0 [INFO] [stderr] Compiling ryu v1.0.18 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Checking indexmap v2.5.0 [INFO] [stderr] Compiling itoa v1.0.11 [INFO] [stderr] Compiling fastrand v2.1.1 [INFO] [stderr] Checking winnow v0.6.18 [INFO] [stderr] Checking unsafe-libyaml v0.2.11 [INFO] [stderr] Checking tempfile v3.12.0 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking syn v2.0.77 [INFO] [stderr] Compiling rustix v0.38.35 [INFO] [stderr] Checking synstructure v0.13.1 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Checking thiserror v1.0.63 [INFO] [stderr] Checking serde v1.0.209 [INFO] [stderr] Checking serde_spanned v0.6.7 [INFO] [stderr] Checking toml_datetime v0.6.8 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking serde_yaml v0.9.34+deprecated [INFO] [stderr] Checking toml_edit v0.22.20 [INFO] [stderr] Checking instance_code_derive v0.1.1 (/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:15:23 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn instance_code_derive(input: TokenStream) -> TokenStream { [INFO] [stdout] | ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 14 | let input = parse_macro_input!(input as DeriveInput); [INFO] [stdout] | ----- ---------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 15 | TokenStream::from(instance_code_derive_impl(&input)) [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/lib.rs:25:18 [INFO] [stdout] | [INFO] [stdout] 25 | .map(|a| a.parse_args::().map(|p| p.0)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [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: 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:73:12 [INFO] [stdout] | [INFO] [stdout] 68 | let i: Ident = input.parse()?; [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 73 | Ok(Self(input.parse::()?.segments)) [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 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `instance_code_derive` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "b5a0123fcbce5935531d739b6d55bc689bfd4ebb47c27a4a271212dd6ee8ca92", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5a0123fcbce5935531d739b6d55bc689bfd4ebb47c27a4a271212dd6ee8ca92", kill_on_drop: false }` [INFO] [stdout] b5a0123fcbce5935531d739b6d55bc689bfd4ebb47c27a4a271212dd6ee8ca92