[INFO] fetching crate ks-placeholder 0.1.1...
[INFO] checking ks-placeholder-0.1.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate ks-placeholder 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate ks-placeholder 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 ks-placeholder 0.1.1
[INFO] finished tweaking crates.io crate ks-placeholder 0.1.1
[INFO] tweaked toml for crates.io crate ks-placeholder 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 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] 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] 50409672e93695a60659483f8d171dffafcfc1bfeed8df03e0120d9d55ca7951
[INFO] running `Command { std: "docker" "start" "-a" "50409672e93695a60659483f8d171dffafcfc1bfeed8df03e0120d9d55ca7951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50409672e93695a60659483f8d171dffafcfc1bfeed8df03e0120d9d55ca7951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50409672e93695a60659483f8d171dffafcfc1bfeed8df03e0120d9d55ca7951", kill_on_drop: false }`
[INFO] [stdout] 50409672e93695a60659483f8d171dffafcfc1bfeed8df03e0120d9d55ca7951
[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] edfce80ae05722d13961fda60768106f32762926dd342718cf884b86b18bf41f
[INFO] running `Command { std: "docker" "start" "-a" "edfce80ae05722d13961fda60768106f32762926dd342718cf884b86b18bf41f", kill_on_drop: false }`
[INFO] [stderr]     Checking proc-macro2 v1.0.86
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking syn v2.0.77
[INFO] [stderr]     Checking ks-placeholder 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:105:8
[INFO] [stdout]     |
[INFO] [stdout] 54  | fn process(input: TokenStream) -> syn::Result<TokenStream> {
[INFO] [stdout]     |            ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 55  |     let mut v: Vec<_> = input.clone().into_iter().collect();
[INFO] [stdout]     |             - these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 96  |     let ret = v.iter().fold(TokenStream::new(), |mut acc, x| {
[INFO] [stdout]     |         --- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 105 |     Ok(Default::default())
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/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:110:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |   pub fn placeholder(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] 110 | /     process(input.into())
[INFO] [stdout] 111 | |         .unwrap_or_else(syn::Error::into_compile_error)
[INFO] [stdout]     | |_______________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ks-placeholder` (lib test) due to 3 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:105:8
[INFO] [stdout]     |
[INFO] [stdout] 54  | fn process(input: TokenStream) -> syn::Result<TokenStream> {
[INFO] [stdout]     |            ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 55  |     let mut v: Vec<_> = input.clone().into_iter().collect();
[INFO] [stdout]     |             - these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 96  |     let ret = v.iter().fold(TokenStream::new(), |mut acc, x| {
[INFO] [stdout]     |         --- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 105 |     Ok(Default::default())
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/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:110:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |   pub fn placeholder(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] 110 | /     process(input.into())
[INFO] [stdout] 111 | |         .unwrap_or_else(syn::Error::into_compile_error)
[INFO] [stdout]     | |_______________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ks-placeholder` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "edfce80ae05722d13961fda60768106f32762926dd342718cf884b86b18bf41f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edfce80ae05722d13961fda60768106f32762926dd342718cf884b86b18bf41f", kill_on_drop: false }`
[INFO] [stdout] edfce80ae05722d13961fda60768106f32762926dd342718cf884b86b18bf41f