[INFO] fetching crate fast_trie_tree 0.1.3...
[INFO] checking fast_trie_tree-0.1.3 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate fast_trie_tree 0.1.3 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate fast_trie_tree 0.1.3 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 fast_trie_tree 0.1.3
[INFO] finished tweaking crates.io crate fast_trie_tree 0.1.3
[INFO] tweaked toml for crates.io crate fast_trie_tree 0.1.3 written to /workspace/builds/worker-6-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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c02487c29f4153856bf5a6afe96caa537cb3a0322968e6ab2d316851a6a78574
[INFO] running `Command { std: "docker" "start" "-a" "c02487c29f4153856bf5a6afe96caa537cb3a0322968e6ab2d316851a6a78574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c02487c29f4153856bf5a6afe96caa537cb3a0322968e6ab2d316851a6a78574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c02487c29f4153856bf5a6afe96caa537cb3a0322968e6ab2d316851a6a78574", kill_on_drop: false }`
[INFO] [stdout] c02487c29f4153856bf5a6afe96caa537cb3a0322968e6ab2d316851a6a78574
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] db350db55277e24a58dd4b50f8b6dbbe620c673edb634f5c36c2382037569308
[INFO] running `Command { std: "docker" "start" "-a" "db350db55277e24a58dd4b50f8b6dbbe620c673edb634f5c36c2382037569308", kill_on_drop: false }`
[INFO] [stderr]     Checking fast_trie_tree v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: this value of type `Option<Q>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/trie_node/mod.rs:197:30
[INFO] [stdout]     |
[INFO] [stdout] 192 |         mut iter: impl Iterator<Item = Q>,
[INFO] [stdout]     |         -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 197 |         if let Some(query) = iter.next() {
[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: this value of type `Option<TrieNode<T>>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/trie_node/mod.rs:237:21
[INFO] [stdout]     |
[INFO] [stdout] 235 |         self.removed_do(iter, &|self_, query| {
[INFO] [stdout]     |                                        ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] 236 |             if self_.get_child(query.borrow()).unwrap().can_remove() {
[INFO] [stdout] 237 |                 let res = self_.remove_child(query);
[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 `fast_trie_tree` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this value of type `Option<Q>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/trie_node/mod.rs:197:30
[INFO] [stdout]     |
[INFO] [stdout] 192 |         mut iter: impl Iterator<Item = Q>,
[INFO] [stdout]     |         -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 197 |         if let Some(query) = iter.next() {
[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: this value of type `Option<trie_node::TrieNode<T>>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/trie_node/mod.rs:237:21
[INFO] [stdout]     |
[INFO] [stdout] 235 |         self.removed_do(iter, &|self_, query| {
[INFO] [stdout]     |                                        ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] 236 |             if self_.get_child(query.borrow()).unwrap().can_remove() {
[INFO] [stdout] 237 |                 let res = self_.remove_child(query);
[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 `fast_trie_tree` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "db350db55277e24a58dd4b50f8b6dbbe620c673edb634f5c36c2382037569308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db350db55277e24a58dd4b50f8b6dbbe620c673edb634f5c36c2382037569308", kill_on_drop: false }`
[INFO] [stdout] db350db55277e24a58dd4b50f8b6dbbe620c673edb634f5c36c2382037569308