[INFO] fetching crate noco 0.1.5...
[INFO] checking noco-0.1.5 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate noco 0.1.5 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate noco 0.1.5 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate noco 0.1.5
[INFO] finished tweaking crates.io crate noco 0.1.5
[INFO] tweaked toml for crates.io crate noco 0.1.5 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 080e0e2c06b56858b328e0468428bad22b9c2770df9aa1a9fd221eb35eb3cc71
[INFO] running `Command { std: "docker" "start" "-a" "080e0e2c06b56858b328e0468428bad22b9c2770df9aa1a9fd221eb35eb3cc71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "080e0e2c06b56858b328e0468428bad22b9c2770df9aa1a9fd221eb35eb3cc71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "080e0e2c06b56858b328e0468428bad22b9c2770df9aa1a9fd221eb35eb3cc71", kill_on_drop: false }`
[INFO] [stdout] 080e0e2c06b56858b328e0468428bad22b9c2770df9aa1a9fd221eb35eb3cc71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56eaddebc25c7d192a826596684230745f098a04137e4a2a0063f1daa19e965c
[INFO] running `Command { std: "docker" "start" "-a" "56eaddebc25c7d192a826596684230745f098a04137e4a2a0063f1daa19e965c", kill_on_drop: false }`
[INFO] [stderr]     Checking noco v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] error: this value of type `(Delimiter, proc_macro::TokenStream)` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/macro_lib.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn end(mut self) -> TokenStream {
[INFO] [stdout]    |                -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 56 |         self.groups.pop().unwrap().1
[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] warning: unused variable: `span`
[INFO] [stdout]    --> src/macro_lib.rs:253:59
[INFO] [stdout]     |
[INFO] [stdout] 253 |     pub fn error_span<T: Into<String>>(&mut self, msg: T, span: Span) -> &mut Self {
[INFO] [stdout]     |                                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tt`
[INFO] [stdout]    --> src/macro_lib.rs:260:34
[INFO] [stdout]     |
[INFO] [stdout] 260 |     pub fn unexpected(&mut self, tt: TokenTree) -> &mut Self {
[INFO] [stdout]     |                                  ^^ help: if this is intentional, prefix it with an underscore: `_tt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `(Delimiter, proc_macro::TokenStream)` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/macro_lib.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn end(mut self) -> TokenStream {
[INFO] [stdout]    |                -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 56 |         self.groups.pop().unwrap().1
[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] warning: unused variable: `span`
[INFO] [stdout]    --> src/macro_lib.rs:253:59
[INFO] [stdout]     |
[INFO] [stdout] 253 |     pub fn error_span<T: Into<String>>(&mut self, msg: T, span: Span) -> &mut Self {
[INFO] [stdout]     |                                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tt`
[INFO] [stdout]    --> src/macro_lib.rs:260:34
[INFO] [stdout]     |
[INFO] [stdout] 260 |     pub fn unexpected(&mut self, tt: TokenTree) -> &mut Self {
[INFO] [stdout]     |                                  ^^ help: if this is intentional, prefix it with an underscore: `_tt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `noco` (lib) due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `noco` (lib test) due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "56eaddebc25c7d192a826596684230745f098a04137e4a2a0063f1daa19e965c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56eaddebc25c7d192a826596684230745f098a04137e4a2a0063f1daa19e965c", kill_on_drop: false }`
[INFO] [stdout] 56eaddebc25c7d192a826596684230745f098a04137e4a2a0063f1daa19e965c