[INFO] fetching crate delegate-display 2.1.1... [INFO] checking delegate-display-2.1.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate delegate-display 2.1.1 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate delegate-display 2.1.1 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate delegate-display 2.1.1 [INFO] finished tweaking crates.io crate delegate-display 2.1.1 [INFO] tweaked toml for crates.io crate delegate-display 2.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate delegate-display 2.1.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6c1e7edeb02b820cf6ba3178999bde6fd55bdbb87e112e2d0ef787e8ef43c95d [INFO] running `Command { std: "docker" "start" "-a" "6c1e7edeb02b820cf6ba3178999bde6fd55bdbb87e112e2d0ef787e8ef43c95d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6c1e7edeb02b820cf6ba3178999bde6fd55bdbb87e112e2d0ef787e8ef43c95d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c1e7edeb02b820cf6ba3178999bde6fd55bdbb87e112e2d0ef787e8ef43c95d", kill_on_drop: false }` [INFO] [stdout] 6c1e7edeb02b820cf6ba3178999bde6fd55bdbb87e112e2d0ef787e8ef43c95d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e0f4d2bf6cb25ad36507a9a5b6fdd8952e83e070a2dd6bb76b783821c94071c7 [INFO] running `Command { std: "docker" "start" "-a" "e0f4d2bf6cb25ad36507a9a5b6fdd8952e83e070a2dd6bb76b783821c94071c7", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.67 [INFO] [stderr] Checking unicode-ident v1.0.12 [INFO] [stderr] Checking quote v1.0.33 [INFO] [stderr] Checking syn v2.0.37 [INFO] [stderr] Checking macroific_core v1.0.1 [INFO] [stderr] Checking macroific_attr_parse v1.2.2 [INFO] [stderr] Compiling macroific_macro v1.1.0 [INFO] [stderr] Checking macroific v1.2.2 [INFO] [stderr] Checking delegate-display v2.1.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/parse.rs:83:26 [INFO] [stdout] | [INFO] [stdout] 77 | let mut fields = fields.into_iter(); [INFO] [stdout] | ---------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 78 | let first = match fields.next() { [INFO] [stdout] | ----- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 83 | if let Some(f) = fields.next() { [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: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/parse.rs:83:26 [INFO] [stdout] | [INFO] [stdout] 77 | let mut fields = fields.into_iter(); [INFO] [stdout] | ---------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 78 | let first = match fields.next() { [INFO] [stdout] | ----- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 83 | if let Some(f) = fields.next() { [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: field `0` is never read [INFO] [stdout] --> src/lib.rs:240:13 [INFO] [stdout] | [INFO] [stdout] 240 | Indexed(syn::Type), [INFO] [stdout] | ------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 240 | Indexed(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `1` is never read [INFO] [stdout] --> src/lib.rs:241:23 [INFO] [stdout] | [INFO] [stdout] 241 | Ident(syn::Ident, syn::Type), [INFO] [stdout] | ----- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 241 | Ident(syn::Ident, ()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:240:13 [INFO] [stdout] | [INFO] [stdout] 240 | Indexed(syn::Type), [INFO] [stdout] | ------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 240 | Indexed(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `1` is never read [INFO] [stdout] --> src/lib.rs:241:23 [INFO] [stdout] | [INFO] [stdout] 241 | Ident(syn::Ident, syn::Type), [INFO] [stdout] | ----- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 241 | Ident(syn::Ident, ()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `delegate-display` (lib) due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `delegate-display` (lib test) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "e0f4d2bf6cb25ad36507a9a5b6fdd8952e83e070a2dd6bb76b783821c94071c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0f4d2bf6cb25ad36507a9a5b6fdd8952e83e070a2dd6bb76b783821c94071c7", kill_on_drop: false }` [INFO] [stdout] e0f4d2bf6cb25ad36507a9a5b6fdd8952e83e070a2dd6bb76b783821c94071c7