[INFO] fetching crate defunctionalize-proc-macro 0.2.0... [INFO] checking defunctionalize-proc-macro-0.2.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate defunctionalize-proc-macro 0.2.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate defunctionalize-proc-macro 0.2.0 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 defunctionalize-proc-macro 0.2.0 [INFO] finished tweaking crates.io crate defunctionalize-proc-macro 0.2.0 [INFO] tweaked toml for crates.io crate defunctionalize-proc-macro 0.2.0 written to /workspace/builds/worker-3-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 10 packages to latest compatible versions [INFO] [stderr] Adding heck v0.3.3 (latest: v0.5.0) [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] cd6dfedc30babb0198bd8ff30dd325b1934e960c51f7028be2f525a0d31bb028 [INFO] running `Command { std: "docker" "start" "-a" "cd6dfedc30babb0198bd8ff30dd325b1934e960c51f7028be2f525a0d31bb028", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cd6dfedc30babb0198bd8ff30dd325b1934e960c51f7028be2f525a0d31bb028", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd6dfedc30babb0198bd8ff30dd325b1934e960c51f7028be2f525a0d31bb028", kill_on_drop: false }` [INFO] [stdout] cd6dfedc30babb0198bd8ff30dd325b1934e960c51f7028be2f525a0d31bb028 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ec00c9c535c89e0b066003979ed8e18b34cced455bca46bce1fcfd549d015e1b [INFO] running `Command { std: "docker" "start" "-a" "ec00c9c535c89e0b066003979ed8e18b34cced455bca46bce1fcfd549d015e1b", kill_on_drop: false }` [INFO] [stderr] Checking unicode-ident v1.0.12 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking unicode-segmentation v1.11.0 [INFO] [stderr] Checking proc-macro2 v1.0.86 [INFO] [stderr] Checking heck v0.3.3 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking proc-macro-error v1.0.4 [INFO] [stderr] Checking defunctionalize-proc-macro v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `fn_token` and `paren_token` are never read [INFO] [stdout] --> src/signature.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Signature { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 12 | pub fn_token: Token![fn], [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 15 | pub paren_token: Paren, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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/signature.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 36 | let ident: Option = input.parse()?; [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 37 | let generics: Generics = input.parse()?; [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 38 | let content; [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 39 | let paren_token: Paren = parenthesized!(content in input); [INFO] [stdout] | -------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 40 | let inputs: Punctuated = parse_fn_args(&content)?; [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 41 | let output: ReturnType = input.parse()?; [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 42 | let where_clause: Option = input.parse()?; [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 43 | Ok(Signature { [INFO] [stdout] | ____________^ [INFO] [stdout] 44 | | fn_token, [INFO] [stdout] 45 | | ident, [INFO] [stdout] 46 | | generics: Generics { [INFO] [stdout] ... | [INFO] [stdout] 52 | | output, [INFO] [stdout] 53 | | }) [INFO] [stdout] | | ^ [INFO] [stdout] | | | [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `defunctionalize-proc-macro` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: fields `fn_token` and `paren_token` are never read [INFO] [stdout] --> src/signature.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Signature { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 12 | pub fn_token: Token![fn], [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 15 | pub paren_token: Paren, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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/signature.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 36 | let ident: Option = input.parse()?; [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 37 | let generics: Generics = input.parse()?; [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 38 | let content; [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 39 | let paren_token: Paren = parenthesized!(content in input); [INFO] [stdout] | -------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 40 | let inputs: Punctuated = parse_fn_args(&content)?; [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 41 | let output: ReturnType = input.parse()?; [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 42 | let where_clause: Option = input.parse()?; [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 43 | Ok(Signature { [INFO] [stdout] | ____________^ [INFO] [stdout] 44 | | fn_token, [INFO] [stdout] 45 | | ident, [INFO] [stdout] 46 | | generics: Generics { [INFO] [stdout] ... | [INFO] [stdout] 52 | | output, [INFO] [stdout] 53 | | }) [INFO] [stdout] | | ^ [INFO] [stdout] | | | [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `defunctionalize-proc-macro` (lib test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "ec00c9c535c89e0b066003979ed8e18b34cced455bca46bce1fcfd549d015e1b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec00c9c535c89e0b066003979ed8e18b34cced455bca46bce1fcfd549d015e1b", kill_on_drop: false }` [INFO] [stdout] ec00c9c535c89e0b066003979ed8e18b34cced455bca46bce1fcfd549d015e1b