[INFO] fetching crate rs-arboretum 0.1.0...
[INFO] checking rs-arboretum-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate rs-arboretum 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate rs-arboretum 0.1.0 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 rs-arboretum 0.1.0
[INFO] finished tweaking crates.io crate rs-arboretum 0.1.0
[INFO] tweaked toml for crates.io crate rs-arboretum 0.1.0 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dbb22f1ee8d02a57c6c2ae345448493bbef91bd1912609e812b7ff3a072a971a
[INFO] running `Command { std: "docker" "start" "-a" "dbb22f1ee8d02a57c6c2ae345448493bbef91bd1912609e812b7ff3a072a971a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbb22f1ee8d02a57c6c2ae345448493bbef91bd1912609e812b7ff3a072a971a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbb22f1ee8d02a57c6c2ae345448493bbef91bd1912609e812b7ff3a072a971a", kill_on_drop: false }`
[INFO] [stdout] dbb22f1ee8d02a57c6c2ae345448493bbef91bd1912609e812b7ff3a072a971a
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a37869d9fc50c91ef0d7dab7c339e22ca5a78f3b788640d894f088ac25149b6d
[INFO] running `Command { std: "docker" "start" "-a" "a37869d9fc50c91ef0d7dab7c339e22ca5a78f3b788640d894f088ac25149b6d", kill_on_drop: false }`
[INFO] [stderr]     Checking rs-arboretum v0.1.0 (/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/trie/trie.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn insert(&mut self, seq: &str, t: T) -> Result<(), String> {
[INFO] [stdout]    |                                         ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 97 |         self._insert_apply(&seq[..], &root, t, |_| T::default(), OnCollision::ReturnError)
[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/trie/trie.rs:103:35
[INFO] [stdout]     |
[INFO] [stdout] 102 |     pub fn insert_or_update(&mut self, seq: &str, t: T) -> Result<Option<T>, String> {
[INFO] [stdout]     |                                                   ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 103 |         self.insert_or_apply(seq, t.clone(), |_| t.clone())
[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 `rs-arboretum` (lib) 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/trie/trie.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn insert(&mut self, seq: &str, t: T) -> Result<(), String> {
[INFO] [stdout]    |                                         ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 97 |         self._insert_apply(&seq[..], &root, t, |_| T::default(), OnCollision::ReturnError)
[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/trie/trie.rs:103:35
[INFO] [stdout]     |
[INFO] [stdout] 102 |     pub fn insert_or_update(&mut self, seq: &str, t: T) -> Result<Option<T>, String> {
[INFO] [stdout]     |                                                   ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 103 |         self.insert_or_apply(seq, t.clone(), |_| t.clone())
[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 `rs-arboretum` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "a37869d9fc50c91ef0d7dab7c339e22ca5a78f3b788640d894f088ac25149b6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a37869d9fc50c91ef0d7dab7c339e22ca5a78f3b788640d894f088ac25149b6d", kill_on_drop: false }`
[INFO] [stdout] a37869d9fc50c91ef0d7dab7c339e22ca5a78f3b788640d894f088ac25149b6d