[INFO] fetching crate wchar-impl 0.11.0... [INFO] checking wchar-impl-0.11.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate wchar-impl 0.11.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate wchar-impl 0.11.0 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 wchar-impl 0.11.0 [INFO] finished tweaking crates.io crate wchar-impl 0.11.0 [INFO] tweaked toml for crates.io crate wchar-impl 0.11.0 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 5 packages to latest compatible versions [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bf130728e43acff8a621ed775b35372ada4b99464825932a0858f0490deadcfb [INFO] running `Command { std: "docker" "start" "-a" "bf130728e43acff8a621ed775b35372ada4b99464825932a0858f0490deadcfb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bf130728e43acff8a621ed775b35372ada4b99464825932a0858f0490deadcfb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf130728e43acff8a621ed775b35372ada4b99464825932a0858f0490deadcfb", kill_on_drop: false }` [INFO] [stdout] bf130728e43acff8a621ed775b35372ada4b99464825932a0858f0490deadcfb [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4add365bfa463e7351e83b4e7ca98bba866cee65bbb66c56733a34984a070375 [INFO] running `Command { std: "docker" "start" "-a" "4add365bfa463e7351e83b4e7ca98bba866cee65bbb66c56733a34984a070375", kill_on_drop: false }` [INFO] [stderr] Checking unicode-ident v1.0.12 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking proc-macro2 v1.0.86 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking wchar-impl v0.11.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function `wchar_type` is never used [INFO] [stdout] --> src/encode.rs:61:8 [INFO] [stdout] | [INFO] [stdout] 60 | pub trait Encode: Copy + ToTokens { [INFO] [stdout] | ------ associated function in this trait [INFO] [stdout] 61 | fn wchar_type() -> WCharType; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `comma` is never read [INFO] [stdout] --> src/parse.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 66 | pub struct WchInput { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 67 | pub ty: WCharType, [INFO] [stdout] 68 | pub comma: Token![,], [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `comma` is never read [INFO] [stdout] --> src/parse.rs:84:9 [INFO] [stdout] | [INFO] [stdout] 82 | pub struct WchzInput { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 83 | pub ty: WCharType, [INFO] [stdout] 84 | pub comma: Token![,], [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `comma` is never read [INFO] [stdout] --> src/parse.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 98 | pub struct IncludeInput { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 99 | pub ty: WCharType, [INFO] [stdout] 100 | pub comma: Token![,], [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/lib.rs:18:11 [INFO] [stdout] | [INFO] [stdout] 17 | fn expand_macro Result>(f: F) -> proc_macro::TokenStream { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 18 | match f() { [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:28:18 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn wch(input: proc_macro::TokenStream) -> proc_macro::TokenStream { [INFO] [stdout] | ------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 26 | let WchInput { ty, literal, .. } = syn::parse_macro_input!(input); [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] 27 | [INFO] [stdout] 28 | expand_macro(|| match literal { [INFO] [stdout] | __________________^ [INFO] [stdout] 29 | | LitStrOrChar::Str(lit) => Ok(encode::expand_str(ty, &lit.value())), [INFO] [stdout] 30 | | LitStrOrChar::Char(lit) => encode::expand_char(ty, lit), [INFO] [stdout] 31 | | }) [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 2 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `wchar-impl` (lib test) due to 3 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: associated function `wchar_type` is never used [INFO] [stdout] --> src/encode.rs:61:8 [INFO] [stdout] | [INFO] [stdout] 60 | pub trait Encode: Copy + ToTokens { [INFO] [stdout] | ------ associated function in this trait [INFO] [stdout] 61 | fn wchar_type() -> WCharType; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `comma` is never read [INFO] [stdout] --> src/parse.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 66 | pub struct WchInput { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 67 | pub ty: WCharType, [INFO] [stdout] 68 | pub comma: Token![,], [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `comma` is never read [INFO] [stdout] --> src/parse.rs:84:9 [INFO] [stdout] | [INFO] [stdout] 82 | pub struct WchzInput { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 83 | pub ty: WCharType, [INFO] [stdout] 84 | pub comma: Token![,], [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `comma` is never read [INFO] [stdout] --> src/parse.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 98 | pub struct IncludeInput { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 99 | pub ty: WCharType, [INFO] [stdout] 100 | pub comma: Token![,], [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/lib.rs:18:11 [INFO] [stdout] | [INFO] [stdout] 17 | fn expand_macro Result>(f: F) -> proc_macro::TokenStream { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 18 | match f() { [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:28:18 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn wch(input: proc_macro::TokenStream) -> proc_macro::TokenStream { [INFO] [stdout] | ------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 26 | let WchInput { ty, literal, .. } = syn::parse_macro_input!(input); [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] 27 | [INFO] [stdout] 28 | expand_macro(|| match literal { [INFO] [stdout] | __________________^ [INFO] [stdout] 29 | | LitStrOrChar::Str(lit) => Ok(encode::expand_str(ty, &lit.value())), [INFO] [stdout] 30 | | LitStrOrChar::Char(lit) => encode::expand_char(ty, lit), [INFO] [stdout] 31 | | }) [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 2 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `wchar-impl` (lib) due to 3 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "4add365bfa463e7351e83b4e7ca98bba866cee65bbb66c56733a34984a070375", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4add365bfa463e7351e83b4e7ca98bba866cee65bbb66c56733a34984a070375", kill_on_drop: false }` [INFO] [stdout] 4add365bfa463e7351e83b4e7ca98bba866cee65bbb66c56733a34984a070375