[INFO] fetching crate system-harness-macros 0.6.0... [INFO] checking system-harness-macros-0.6.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate system-harness-macros 0.6.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate system-harness-macros 0.6.0 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 system-harness-macros 0.6.0 [INFO] finished tweaking crates.io crate system-harness-macros 0.6.0 [INFO] tweaked toml for crates.io crate system-harness-macros 0.6.0 written to /workspace/builds/worker-7-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] 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8979da2fb35c0fbb9009d862b2a4f31b67d16631c020dbbc60d97ecfcf799444 [INFO] running `Command { std: "docker" "start" "-a" "8979da2fb35c0fbb9009d862b2a4f31b67d16631c020dbbc60d97ecfcf799444", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8979da2fb35c0fbb9009d862b2a4f31b67d16631c020dbbc60d97ecfcf799444", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8979da2fb35c0fbb9009d862b2a4f31b67d16631c020dbbc60d97ecfcf799444", kill_on_drop: false }` [INFO] [stdout] 8979da2fb35c0fbb9009d862b2a4f31b67d16631c020dbbc60d97ecfcf799444 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 22396c26da0be9ec05907959169e10e8c8e66012d7373685facc0dd6db5576c6 [INFO] running `Command { std: "docker" "start" "-a" "22396c26da0be9ec05907959169e10e8c8e66012d7373685facc0dd6db5576c6", kill_on_drop: false }` [INFO] [stderr] Checking syn v2.0.77 [INFO] [stderr] Checking system-harness-macros v0.6.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `std::result::Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:13:11 [INFO] [stdout] | [INFO] [stdout] 12 | let derive_input = parse_macro_input!(input as DeriveInput); [INFO] [stdout] | ------------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 13 | match impl_proplist(&derive_input) { [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 `std::result::Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:22:11 [INFO] [stdout] | [INFO] [stdout] 21 | let derive_input = parse_macro_input!(input as DeriveInput); [INFO] [stdout] | ------------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 22 | match impl_backends(&derive_input) { [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: this value of type `std::result::Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:13:11 [INFO] [stdout] | [INFO] [stdout] 12 | let derive_input = parse_macro_input!(input as DeriveInput); [INFO] [stdout] | ------------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 13 | match impl_proplist(&derive_input) { [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 `std::result::Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:22:11 [INFO] [stdout] | [INFO] [stdout] 21 | let derive_input = parse_macro_input!(input as DeriveInput); [INFO] [stdout] | ------------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 22 | match impl_backends(&derive_input) { [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: this value of type `Vec` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:113:17 [INFO] [stdout] | [INFO] [stdout] 113 | let name_matches: Vec<_> = variants [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 123 | Ok(quote! { [INFO] [stdout] | ________________- [INFO] [stdout] | |________________| [INFO] [stdout] | |________________| [INFO] [stdout] | |________________| [INFO] [stdout] | |________________| [INFO] [stdout] | |________________| [INFO] [stdout] 124 | | impl crate::qemu::args::Backend for #ident { [INFO] [stdout] 125 | | [INFO] [stdout] 126 | | fn name(&self) -> &str { [INFO] [stdout] ... | [INFO] [stdout] 139 | | } [INFO] [stdout] 140 | | } [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] | |_____________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] | |_____________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/lib.rs:190:17 [INFO] [stdout] | [INFO] [stdout] 190 | let insert_props: Vec = named [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 194 | Ok(quote! { [INFO] [stdout] | ________________- [INFO] [stdout] 195 | | let mut props = crate::qemu::args::PropertyList::default(); [INFO] [stdout] 196 | | #(#insert_props)* [INFO] [stdout] 197 | | }) [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/lib.rs:113:17 [INFO] [stdout] | [INFO] [stdout] 113 | let name_matches: Vec<_> = variants [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 123 | Ok(quote! { [INFO] [stdout] | ________________- [INFO] [stdout] | |________________| [INFO] [stdout] | |________________| [INFO] [stdout] | |________________| [INFO] [stdout] | |________________| [INFO] [stdout] | |________________| [INFO] [stdout] 124 | | impl crate::qemu::args::Backend for #ident { [INFO] [stdout] 125 | | [INFO] [stdout] 126 | | fn name(&self) -> &str { [INFO] [stdout] ... | [INFO] [stdout] 139 | | } [INFO] [stdout] 140 | | } [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] | |_____________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] | |_____________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/lib.rs:190:17 [INFO] [stdout] | [INFO] [stdout] 190 | let insert_props: Vec = named [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 194 | Ok(quote! { [INFO] [stdout] | ________________- [INFO] [stdout] 195 | | let mut props = crate::qemu::args::PropertyList::default(); [INFO] [stdout] 196 | | #(#insert_props)* [INFO] [stdout] 197 | | }) [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: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `system-harness-macros` (lib) due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `system-harness-macros` (lib test) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "22396c26da0be9ec05907959169e10e8c8e66012d7373685facc0dd6db5576c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "22396c26da0be9ec05907959169e10e8c8e66012d7373685facc0dd6db5576c6", kill_on_drop: false }` [INFO] [stdout] 22396c26da0be9ec05907959169e10e8c8e66012d7373685facc0dd6db5576c6