[INFO] fetching crate raw-btree 0.3.0...
[INFO] checking raw-btree-0.3.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate raw-btree 0.3.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate raw-btree 0.3.0 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate raw-btree 0.3.0
[INFO] finished tweaking crates.io crate raw-btree 0.3.0
[INFO] tweaked toml for crates.io crate raw-btree 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7acdad978b2db561e27a0a9a0560dde5fa4cbf59f0daa72c582801cacb9b771f
[INFO] running `Command { std: "docker" "start" "-a" "7acdad978b2db561e27a0a9a0560dde5fa4cbf59f0daa72c582801cacb9b771f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7acdad978b2db561e27a0a9a0560dde5fa4cbf59f0daa72c582801cacb9b771f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7acdad978b2db561e27a0a9a0560dde5fa4cbf59f0daa72c582801cacb9b771f", kill_on_drop: false }`
[INFO] [stdout] 7acdad978b2db561e27a0a9a0560dde5fa4cbf59f0daa72c582801cacb9b771f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8694eece6786388c23cdf3780df3c56cfbd10263416b5b7903e2181889289114
[INFO] running `Command { std: "docker" "start" "-a" "8694eece6786388c23cdf3780df3c56cfbd10263416b5b7903e2181889289114", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]     Checking raw-btree v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this value of type `(&mut Node<T, S>, Node<T, S>)` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/node/mod.rs:369:9
[INFO] [stdout]     |
[INFO] [stdout] 368 |     pub fn append(&mut self, separator: T, other: Node<T, S>) -> Offset {
[INFO] [stdout]     |                              --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] 369 |         match (self, other) {
[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: trait `Keyed` is never used
[INFO] [stdout]  --> src/utils/mod.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub trait Keyed {
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `raw-btree` (lib) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8694eece6786388c23cdf3780df3c56cfbd10263416b5b7903e2181889289114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8694eece6786388c23cdf3780df3c56cfbd10263416b5b7903e2181889289114", kill_on_drop: false }`
[INFO] [stdout] 8694eece6786388c23cdf3780df3c56cfbd10263416b5b7903e2181889289114