[INFO] fetching crate fallback-derive 0.1.2... [INFO] checking fallback-derive-0.1.2 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate fallback-derive 0.1.2 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate fallback-derive 0.1.2 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 fallback-derive 0.1.2 [INFO] finished tweaking crates.io crate fallback-derive 0.1.2 [INFO] tweaked toml for crates.io crate fallback-derive 0.1.2 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" "+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 5 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] [stderr] Blocking waiting for file lock on package cache [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2b0cf7368b6dbd6715e3c36690fc73704807fa44bfd0360862d8b160b6af3892 [INFO] running `Command { std: "docker" "start" "-a" "2b0cf7368b6dbd6715e3c36690fc73704807fa44bfd0360862d8b160b6af3892", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2b0cf7368b6dbd6715e3c36690fc73704807fa44bfd0360862d8b160b6af3892", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b0cf7368b6dbd6715e3c36690fc73704807fa44bfd0360862d8b160b6af3892", kill_on_drop: false }` [INFO] [stdout] 2b0cf7368b6dbd6715e3c36690fc73704807fa44bfd0360862d8b160b6af3892 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] daa98d5beab68172a6e8751723eb7f23ff4704d891c2bf11afad77919a5f223f [INFO] running `Command { std: "docker" "start" "-a" "daa98d5beab68172a6e8751723eb7f23ff4704d891c2bf11afad77919a5f223f", kill_on_drop: false }` [INFO] [stderr] Checking syn v2.0.77 [INFO] [stderr] Checking fallback-derive v0.1.2 (/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:32:38 [INFO] [stdout] | [INFO] [stdout] 32 | .map(|field| field.ident.clone().unwrap()) [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:61:29 [INFO] [stdout] | [INFO] [stdout] 58 | ... let ident = field.ident.clone().unwrap(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 59 | ... let base_ident = [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 60 | ... Ident::new(&format!("base_{}", ident.clone()), ident.span()); [INFO] [stdout] 61 | / ... FieldValue::parse [INFO] [stdout] 62 | | ... .parse2( [INFO] [stdout] 63 | | ... quote! {#ident: ::fallback::Fallback::new(#ident, #base_ident)}, [INFO] [stdout] 64 | | ... ) [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:32:38 [INFO] [stdout] | [INFO] [stdout] 32 | .map(|field| field.ident.clone().unwrap()) [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:61:29 [INFO] [stdout] | [INFO] [stdout] 58 | ... let ident = field.ident.clone().unwrap(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 59 | ... let base_ident = [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 60 | ... Ident::new(&format!("base_{}", ident.clone()), ident.span()); [INFO] [stdout] 61 | / ... FieldValue::parse [INFO] [stdout] 62 | | ... .parse2( [INFO] [stdout] 63 | | ... quote! {#ident: ::fallback::Fallback::new(#ident, #base_ident)}, [INFO] [stdout] 64 | | ... ) [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fallback-derive` (lib test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `fallback-derive` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "daa98d5beab68172a6e8751723eb7f23ff4704d891c2bf11afad77919a5f223f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "daa98d5beab68172a6e8751723eb7f23ff4704d891c2bf11afad77919a5f223f", kill_on_drop: false }` [INFO] [stdout] daa98d5beab68172a6e8751723eb7f23ff4704d891c2bf11afad77919a5f223f