[INFO] fetching crate activitystreams-derive 0.6.1...
[INFO] checking activitystreams-derive-0.6.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate activitystreams-derive 0.6.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate activitystreams-derive 0.6.1 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 activitystreams-derive 0.6.1
[INFO] finished tweaking crates.io crate activitystreams-derive 0.6.1
[INFO] tweaked toml for crates.io crate activitystreams-derive 0.6.1 written to /workspace/builds/worker-1-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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.79)
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] bb2359c231886431e1e132907c8f3a678113aeffcf2d18256212f4fd53a3ec83
[INFO] running `Command { std: "docker" "start" "-a" "bb2359c231886431e1e132907c8f3a678113aeffcf2d18256212f4fd53a3ec83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb2359c231886431e1e132907c8f3a678113aeffcf2d18256212f4fd53a3ec83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb2359c231886431e1e132907c8f3a678113aeffcf2d18256212f4fd53a3ec83", kill_on_drop: false }`
[INFO] [stdout] bb2359c231886431e1e132907c8f3a678113aeffcf2d18256212f4fd53a3ec83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 466aad60fce837d47ffa78edfa730b65068f082d0aa5be25822bb9d27a5a82a3
[INFO] running `Command { std: "docker" "start" "-a" "466aad60fce837d47ffa78edfa730b65068f082d0aa5be25822bb9d27a5a82a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]     Checking activitystreams-derive v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stdout] error: this value of type `FilterMap<proc_macro2::token_stream::IntoIter, {closure@src/lib.rs:514:21: 514:33}>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:511:5
[INFO] [stdout]     |
[INFO] [stdout] 500 |   fn from_value(attr: Attribute) -> Ident {
[INFO] [stdout]     |                 ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] 501 |       let group = attr
[INFO] [stdout]     |           ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 511 | /     group
[INFO] [stdout] 512 | |         .stream()
[INFO] [stdout] 513 | |         .into_iter()
[INFO] [stdout] 514 | |         .filter_map(|token_tree| match token_tree {
[INFO] [stdout] 515 | |             TokenTree::Ident(ident) => Some(ident),
[INFO] [stdout] 516 | |             _ => None,
[INFO] [stdout] 517 | |         })
[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: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `activitystreams-derive` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "466aad60fce837d47ffa78edfa730b65068f082d0aa5be25822bb9d27a5a82a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "466aad60fce837d47ffa78edfa730b65068f082d0aa5be25822bb9d27a5a82a3", kill_on_drop: false }`
[INFO] [stdout] 466aad60fce837d47ffa78edfa730b65068f082d0aa5be25822bb9d27a5a82a3