[INFO] fetching crate uneval 0.2.4... [INFO] checking uneval-0.2.4 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate uneval 0.2.4 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate uneval 0.2.4 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 uneval 0.2.4 [INFO] finished tweaking crates.io crate uneval 0.2.4 [INFO] tweaked toml for crates.io crate uneval 0.2.4 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" "+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 44 packages to latest compatible versions [INFO] [stderr] Adding base64 v0.10.1 (latest: v0.22.1) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.15) [INFO] [stderr] Adding itertools v0.8.2 (latest: v0.13.0) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding ron v0.5.1 (latest: v0.8.1) [INFO] [stderr] Adding toml v0.5.11 (latest: v0.8.19) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 37a11b9fd09abe8119cc1aa71dd5ddc225220365bf966612e8b312cbf965a3cf [INFO] running `Command { std: "docker" "start" "-a" "37a11b9fd09abe8119cc1aa71dd5ddc225220365bf966612e8b312cbf965a3cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "37a11b9fd09abe8119cc1aa71dd5ddc225220365bf966612e8b312cbf965a3cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37a11b9fd09abe8119cc1aa71dd5ddc225220365bf966612e8b312cbf965a3cf", kill_on_drop: false }` [INFO] [stdout] 37a11b9fd09abe8119cc1aa71dd5ddc225220365bf966612e8b312cbf965a3cf [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] be413f88de59fdb623e132b9040a8813df6ad84ca90aed0465fd8173f9f63d8e [INFO] running `Command { std: "docker" "start" "-a" "be413f88de59fdb623e132b9040a8813df6ad84ca90aed0465fd8173f9f63d8e", kill_on_drop: false }` [INFO] [stderr] Compiling batch_run v1.2.0 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Compiling termcolor_output_impl v1.0.0 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking termcolor_output v1.0.1 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking thiserror v1.0.63 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking serde v1.0.209 [INFO] [stderr] Checking ron v0.5.1 [INFO] [stderr] Checking toml v0.5.11 [INFO] [stderr] Checking uneval v0.2.4 (/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/funcs.rs:9:26 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn write(value: impl Serialize, target: impl std::io::Write) -> SerResult { [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] 9 | value.serialize(&mut Uneval::new(target)) [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/funcs.rs:34:26 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn to_file(value: impl Serialize, target: impl AsRef) -> SerResult { [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] 34 | value.serialize(&mut Uneval::new(std::fs::File::create(target)?)) [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/funcs.rs:49:26 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn to_out_dir(value: impl Serialize, file_name: impl AsRef) -> SerResult { [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] ... [INFO] [stdout] 49 | value.serialize(&mut Uneval::new(std::fs::File::create(path)?)) [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: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `uneval` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "be413f88de59fdb623e132b9040a8813df6ad84ca90aed0465fd8173f9f63d8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be413f88de59fdb623e132b9040a8813df6ad84ca90aed0465fd8173f9f63d8e", kill_on_drop: false }` [INFO] [stdout] be413f88de59fdb623e132b9040a8813df6ad84ca90aed0465fd8173f9f63d8e