[INFO] fetching crate thisvk 0.2.11... [INFO] checking thisvk-0.2.11 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate thisvk 0.2.11 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate thisvk 0.2.11 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 thisvk 0.2.11 [INFO] finished tweaking crates.io crate thisvk 0.2.11 [INFO] tweaked toml for crates.io crate thisvk 0.2.11 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 66 packages to latest compatible versions [INFO] [stderr] Adding addr2line v0.22.0 (latest: v0.24.1) [INFO] [stderr] Adding dashmap v4.0.2 (latest: v6.0.1) [INFO] [stderr] Adding gimli v0.29.0 (latest: v0.31.0) [INFO] [stderr] Adding heck v0.4.1 (latest: v0.5.0) [INFO] [stderr] Adding hermit-abi v0.3.9 (latest: v0.4.0) [INFO] [stderr] Adding miniz_oxide v0.7.4 (latest: v0.8.0) [INFO] [stderr] Adding strum v0.24.1 (latest: v0.26.3) [INFO] [stderr] Adding strum_macros v0.24.3 (latest: v0.26.4) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.58.0) [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] 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] e2c57442635f110b237240c1de2608f9edbb83532402f8956b242873ed01ff7b [INFO] running `Command { std: "docker" "start" "-a" "e2c57442635f110b237240c1de2608f9edbb83532402f8956b242873ed01ff7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e2c57442635f110b237240c1de2608f9edbb83532402f8956b242873ed01ff7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e2c57442635f110b237240c1de2608f9edbb83532402f8956b242873ed01ff7b", kill_on_drop: false }` [INFO] [stdout] e2c57442635f110b237240c1de2608f9edbb83532402f8956b242873ed01ff7b [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] 199317ecc4a8dd9957aad1e5153082d148cb6fb3e38a90804602a4855733194a [INFO] running `Command { std: "docker" "start" "-a" "199317ecc4a8dd9957aad1e5153082d148cb6fb3e38a90804602a4855733194a", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Checking tokio v1.40.0 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking dashmap v4.0.2 [INFO] [stderr] Checking thiserror v1.0.63 [INFO] [stderr] Checking ijson v0.1.3 [INFO] [stderr] Checking vk_method v0.2.1 [INFO] [stderr] Compiling strum_macros v0.24.3 [INFO] [stderr] Checking strum v0.24.1 [INFO] [stderr] Checking thisvk v0.2.11 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant `bdate` should have an upper camel case name [INFO] [stdout] --> src/lib.rs:151:5 [INFO] [stdout] | [INFO] [stdout] 151 | bdate [INFO] [stdout] | ^^^^^ help: convert the identifier to upper camel case: `Bdate` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `bdate` should have an upper camel case name [INFO] [stdout] --> src/lib.rs:151:5 [INFO] [stdout] | [INFO] [stdout] 151 | bdate [INFO] [stdout] | ^^^^^ help: convert the identifier to upper camel case: `Bdate` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `serialize` is never used [INFO] [stdout] --> src/vk_date_format.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn serialize(date: &NaiveDate, serializer: S) -> Result [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `serialize` is never used [INFO] [stdout] --> src/vk_date_format_opt.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn serialize(value: &Option, serializer: S) -> Result [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `serialize` is never used [INFO] [stdout] --> src/vk_date_format.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn serialize(date: &NaiveDate, serializer: S) -> Result [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `serialize` is never used [INFO] [stdout] --> src/vk_date_format_opt.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn serialize(value: &Option, serializer: S) -> Result [INFO] [stdout] | ^^^^^^^^^ [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/tests.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 22 | async fn method(&self, _method: Method) -> Result [INFO] [stdout] | --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 25 | / { [INFO] [stdout] 26 | | Ok( [INFO] [stdout] 27 | | serde_json::from_value(json!( [INFO] [stdout] 28 | | [{ [INFO] [stdout] ... | [INFO] [stdout] 33 | | ).unwrap()) [INFO] [stdout] 34 | | } [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] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `thisvk` (lib test) due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "199317ecc4a8dd9957aad1e5153082d148cb6fb3e38a90804602a4855733194a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "199317ecc4a8dd9957aad1e5153082d148cb6fb3e38a90804602a4855733194a", kill_on_drop: false }` [INFO] [stdout] 199317ecc4a8dd9957aad1e5153082d148cb6fb3e38a90804602a4855733194a