[INFO] cloning repository https://github.com/dnbln/fsyn [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dnbln/fsyn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdnbln%2Ffsyn", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdnbln%2Ffsyn'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1a36ff8911223608f7ee20495c368ab719732234 [INFO] checking dnbln/fsyn/1a36ff8911223608f7ee20495c368ab719732234 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdnbln%2Ffsyn" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dnbln/fsyn 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 git repo https://github.com/dnbln/fsyn [INFO] finished tweaking git repo https://github.com/dnbln/fsyn [INFO] tweaked toml for git repo https://github.com/dnbln/fsyn written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/dnbln/fsyn 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" "+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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5b594fe97a62ba9b570552a04521b06f2056c43ad88a818371bc805f813cf566 [INFO] running `Command { std: "docker" "start" "-a" "5b594fe97a62ba9b570552a04521b06f2056c43ad88a818371bc805f813cf566", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5b594fe97a62ba9b570552a04521b06f2056c43ad88a818371bc805f813cf566", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b594fe97a62ba9b570552a04521b06f2056c43ad88a818371bc805f813cf566", kill_on_drop: false }` [INFO] [stdout] 5b594fe97a62ba9b570552a04521b06f2056c43ad88a818371bc805f813cf566 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b1c32b9d673f6b73a62e6191cdc573b32fa36dec4b3688a19d254f80cb23cbe3 [INFO] running `Command { std: "docker" "start" "-a" "b1c32b9d673f6b73a62e6191cdc573b32fa36dec4b3688a19d254f80cb23cbe3", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Checking unicode-ident v1.0.12 [INFO] [stderr] Checking quote v1.0.35 [INFO] [stderr] Checking syn v2.0.49 [INFO] [stderr] Checking fsyn-proc v0.1.0 (/opt/rustwide/workdir/fsyn-proc) [INFO] [stdout] warning: unused import: `ExprInfer` [INFO] [stdout] --> fsyn-proc/src/lib.rs:3:88 [INFO] [stdout] | [INFO] [stdout] 3 | use syn::{parse::{Parse, ParseBuffer}, punctuated::Punctuated, spanned::Spanned, Expr, ExprInfer, Stmt}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ExprInfer` [INFO] [stdout] --> fsyn-proc/src/lib.rs:3:88 [INFO] [stdout] | [INFO] [stdout] 3 | use syn::{parse::{Parse, ParseBuffer}, punctuated::Punctuated, spanned::Spanned, Expr, ExprInfer, Stmt}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p` [INFO] [stdout] --> fsyn-proc/src/lib.rs:360:20 [INFO] [stdout] | [INFO] [stdout] 360 | Expr::Path(p) => Ok(()), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_p` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` 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] --> fsyn-proc/src/lib.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 7 | _attr: proc_macro::TokenStream, [INFO] [stdout] | ------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 8 | input: proc_macro::TokenStream, [INFO] [stdout] | ------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 9 | ) -> proc_macro::TokenStream { [INFO] [stdout] 10 | let input = syn::parse_macro_input!(input as syn::ItemFn); [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] 11 | [INFO] [stdout] 12 | / patch_for_anon_lambda(input) [INFO] [stdout] 13 | | .map(|expanded| quote! {#expanded}) [INFO] [stdout] 14 | | .unwrap_or_else(|e| e.to_compile_error()) [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] --> fsyn-proc/src/lib.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn fsyn_anon_lambda(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] 30 | let mut e = syn::parse_macro_input!(input as Expr); [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] 31 | / collect_anon_params(&mut e, true) [INFO] [stdout] 32 | | .map(move |anon_params| { [INFO] [stdout] 33 | | quote! { [INFO] [stdout] 34 | | |#(#anon_params,)*| { [INFO] [stdout] ... | [INFO] [stdout] 38 | | }) [INFO] [stdout] 39 | | .unwrap_or_else(|e| e.to_compile_error()) [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; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fsyn-proc` (lib test) due to 3 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `p` [INFO] [stdout] --> fsyn-proc/src/lib.rs:360:20 [INFO] [stdout] | [INFO] [stdout] 360 | Expr::Path(p) => Ok(()), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_p` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` 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] --> fsyn-proc/src/lib.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 7 | _attr: proc_macro::TokenStream, [INFO] [stdout] | ------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 8 | input: proc_macro::TokenStream, [INFO] [stdout] | ------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 9 | ) -> proc_macro::TokenStream { [INFO] [stdout] 10 | let input = syn::parse_macro_input!(input as syn::ItemFn); [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] 11 | [INFO] [stdout] 12 | / patch_for_anon_lambda(input) [INFO] [stdout] 13 | | .map(|expanded| quote! {#expanded}) [INFO] [stdout] 14 | | .unwrap_or_else(|e| e.to_compile_error()) [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] --> fsyn-proc/src/lib.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn fsyn_anon_lambda(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] 30 | let mut e = syn::parse_macro_input!(input as Expr); [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] 31 | / collect_anon_params(&mut e, true) [INFO] [stdout] 32 | | .map(move |anon_params| { [INFO] [stdout] 33 | | quote! { [INFO] [stdout] 34 | | |#(#anon_params,)*| { [INFO] [stdout] ... | [INFO] [stdout] 38 | | }) [INFO] [stdout] 39 | | .unwrap_or_else(|e| e.to_compile_error()) [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; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fsyn-proc` (lib) due to 3 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "b1c32b9d673f6b73a62e6191cdc573b32fa36dec4b3688a19d254f80cb23cbe3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1c32b9d673f6b73a62e6191cdc573b32fa36dec4b3688a19d254f80cb23cbe3", kill_on_drop: false }` [INFO] [stdout] b1c32b9d673f6b73a62e6191cdc573b32fa36dec4b3688a19d254f80cb23cbe3