[INFO] fetching crate bytestream_derive 0.2.2... [INFO] checking bytestream_derive-0.2.2 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate bytestream_derive 0.2.2 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate bytestream_derive 0.2.2 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bytestream_derive 0.2.2 [INFO] finished tweaking crates.io crate bytestream_derive 0.2.2 [INFO] tweaked toml for crates.io crate bytestream_derive 0.2.2 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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 5 packages to latest compatible versions [INFO] [stderr] Adding heck v0.4.1 (available: v0.5.0) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.77) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ed2a5734e9689fa47e8b4e902c1a3cd1133190410d268242a40e9470418adda8 [INFO] running `Command { std: "docker" "start" "-a" "ed2a5734e9689fa47e8b4e902c1a3cd1133190410d268242a40e9470418adda8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ed2a5734e9689fa47e8b4e902c1a3cd1133190410d268242a40e9470418adda8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed2a5734e9689fa47e8b4e902c1a3cd1133190410d268242a40e9470418adda8", kill_on_drop: false }` [INFO] [stdout] ed2a5734e9689fa47e8b4e902c1a3cd1133190410d268242a40e9470418adda8 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8a93acf4f3348c974b420e1e6e4ff6f8f3d4293bec4fede3334b5e4af78c690c [INFO] running `Command { std: "docker" "start" "-a" "8a93acf4f3348c974b420e1e6e4ff6f8f3d4293bec4fede3334b5e4af78c690c", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking heck v0.4.1 [INFO] [stderr] Checking bytestream_derive v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `::IntoIter` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/bytestream.rs:162:5 [INFO] [stdout] | [INFO] [stdout] 157 | fn find_attr<'a, I, S>(attr: I, name: S) -> Option<&'a Attribute> [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 162 | attr.into_iter().find(|attr| attr.path.is_ident(&name)) [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 `Vec` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/bytestream.rs:172:17 [INFO] [stdout] | [INFO] [stdout] 165 | fn write_fields(fields: &Fields, access_named: F, access_unnamed: G) -> TokenStream [INFO] [stdout] | ------------ -------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 172 | let fields: Vec = fields [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 181 | quote!(#(#fields)*) [INFO] [stdout] | ------------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 193 | quote!(#(#fields)*) [INFO] [stdout] | ------------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [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: this value of type `Vec` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/bytestream.rs:202:17 [INFO] [stdout] | [INFO] [stdout] 202 | let fields: Vec = fields [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 211 | quote!({ #(#fields),* }) [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] 222 | quote!(( #(#fields),* )) [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] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Vec` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/bytestream.rs:231:17 [INFO] [stdout] | [INFO] [stdout] 231 | let fields: Vec = fields [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 261 | quote!(#(#fields)*) [INFO] [stdout] | ------------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 282 | quote!(#(#fields)*) [INFO] [stdout] | ------------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [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: this value of type `::IntoIter` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/bytestream.rs:162:5 [INFO] [stdout] | [INFO] [stdout] 157 | fn find_attr<'a, I, S>(attr: I, name: S) -> Option<&'a Attribute> [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 162 | attr.into_iter().find(|attr| attr.path.is_ident(&name)) [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 `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:20:11 [INFO] [stdout] | [INFO] [stdout] 19 | let parsed = parse_macro_input!(item as DeriveInput); [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 20 | match bytestream::imp(&parsed) { [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 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Vec` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/bytestream.rs:172:17 [INFO] [stdout] | [INFO] [stdout] 165 | fn write_fields(fields: &Fields, access_named: F, access_unnamed: G) -> TokenStream [INFO] [stdout] | ------------ -------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 172 | let fields: Vec = fields [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 181 | quote!(#(#fields)*) [INFO] [stdout] | ------------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 193 | quote!(#(#fields)*) [INFO] [stdout] | ------------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [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: this value of type `Vec` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/bytestream.rs:202:17 [INFO] [stdout] | [INFO] [stdout] 202 | let fields: Vec = fields [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 211 | quote!({ #(#fields),* }) [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] 222 | quote!(( #(#fields),* )) [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] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Vec` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/bytestream.rs:231:17 [INFO] [stdout] | [INFO] [stdout] 231 | let fields: Vec = fields [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 261 | quote!(#(#fields)*) [INFO] [stdout] | ------------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 282 | quote!(#(#fields)*) [INFO] [stdout] | ------------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [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] [stderr] error: could not compile `bytestream_derive` (lib) due to 6 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:20:11 [INFO] [stdout] | [INFO] [stdout] 19 | let parsed = parse_macro_input!(item as DeriveInput); [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 20 | match bytestream::imp(&parsed) { [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 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bytestream_derive` (lib test) due to 6 previous errors [INFO] running `Command { std: "docker" "inspect" "8a93acf4f3348c974b420e1e6e4ff6f8f3d4293bec4fede3334b5e4af78c690c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a93acf4f3348c974b420e1e6e4ff6f8f3d4293bec4fede3334b5e4af78c690c", kill_on_drop: false }` [INFO] [stdout] 8a93acf4f3348c974b420e1e6e4ff6f8f3d4293bec4fede3334b5e4af78c690c