[INFO] fetching crate bitpatterns-proc-macro 0.1.1... [INFO] checking bitpatterns-proc-macro-0.1.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate bitpatterns-proc-macro 0.1.1 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate bitpatterns-proc-macro 0.1.1 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 bitpatterns-proc-macro 0.1.1 [INFO] finished tweaking crates.io crate bitpatterns-proc-macro 0.1.1 [INFO] tweaked toml for crates.io crate bitpatterns-proc-macro 0.1.1 written to /workspace/builds/worker-0-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 4 packages to latest compatible versions [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 50816113ea62f30a39f272cd1f1972ca6d8bde2c6b57aca9d83b6d7b3650958d [INFO] running `Command { std: "docker" "start" "-a" "50816113ea62f30a39f272cd1f1972ca6d8bde2c6b57aca9d83b6d7b3650958d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "50816113ea62f30a39f272cd1f1972ca6d8bde2c6b57aca9d83b6d7b3650958d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50816113ea62f30a39f272cd1f1972ca6d8bde2c6b57aca9d83b6d7b3650958d", kill_on_drop: false }` [INFO] [stdout] 50816113ea62f30a39f272cd1f1972ca6d8bde2c6b57aca9d83b6d7b3650958d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 0bcae5f26a15b5d1d589476d2781ea984826a37cf26e4afc7e69f81895562fcf [INFO] running `Command { std: "docker" "start" "-a" "0bcae5f26a15b5d1d589476d2781ea984826a37cf26e4afc7e69f81895562fcf", kill_on_drop: false }` [INFO] [stderr] Checking bitpatterns-proc-macro v0.1.1 (/opt/rustwide/workdir) [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:25:11 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn __bitpattern_inner(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] ... [INFO] [stdout] 25 | match __bitpattern_testable(input.into()) { [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:112:8 [INFO] [stdout] | [INFO] [stdout] 38 | fn __bitpattern_testable(input: TokenStream) -> Result { [INFO] [stdout] | ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 44 | let mut stream = flatten_tokenstream(input).into_iter(); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 45 | let crate_prefix = stream.next().expect(PARSE_FAILED_MSG); [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 103 | let output_fragment = format!( [INFO] [stdout] | --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 112 | Ok(vec![ [INFO] [stdout] | ________^ [INFO] [stdout] 113 | | crate_prefix, [INFO] [stdout] 114 | | TokenTree::Group(Group::new(Delimiter::None, output_fragment)), [INFO] [stdout] 115 | | ] [INFO] [stdout] 116 | | .into_iter() [INFO] [stdout] 117 | | .collect()) [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: 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:132:38 [INFO] [stdout] | [INFO] [stdout] 121 | fn flatten_tokenstream(input: TokenStream) -> Vec { [INFO] [stdout] | ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 132 | flatten_tokenstream_inner(input, Vec::new()) [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 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bitpatterns-proc-macro` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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:25:11 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn __bitpattern_inner(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] ... [INFO] [stdout] 25 | match __bitpattern_testable(input.into()) { [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:112:8 [INFO] [stdout] | [INFO] [stdout] 38 | fn __bitpattern_testable(input: TokenStream) -> Result { [INFO] [stdout] | ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 44 | let mut stream = flatten_tokenstream(input).into_iter(); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 45 | let crate_prefix = stream.next().expect(PARSE_FAILED_MSG); [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 51 | Some(TokenTree::Ident(ident)) => Some(ident.to_string()), [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 103 | let output_fragment = format!( [INFO] [stdout] | --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 112 | Ok(vec![ [INFO] [stdout] | ________^ [INFO] [stdout] 113 | | crate_prefix, [INFO] [stdout] 114 | | TokenTree::Group(Group::new(Delimiter::None, output_fragment)), [INFO] [stdout] 115 | | ] [INFO] [stdout] 116 | | .into_iter() [INFO] [stdout] 117 | | .collect()) [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: 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:132:38 [INFO] [stdout] | [INFO] [stdout] 121 | fn flatten_tokenstream(input: TokenStream) -> Vec { [INFO] [stdout] | ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 132 | flatten_tokenstream_inner(input, Vec::new()) [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 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bitpatterns-proc-macro` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "0bcae5f26a15b5d1d589476d2781ea984826a37cf26e4afc7e69f81895562fcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0bcae5f26a15b5d1d589476d2781ea984826a37cf26e4afc7e69f81895562fcf", kill_on_drop: false }` [INFO] [stdout] 0bcae5f26a15b5d1d589476d2781ea984826a37cf26e4afc7e69f81895562fcf