[INFO] fetching crate elvis-shared 0.1.1...
[INFO] checking elvis-shared-0.1.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate elvis-shared 0.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate elvis-shared 0.1.1 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 elvis-shared 0.1.1
[INFO] finished tweaking crates.io crate elvis-shared 0.1.1
[INFO] tweaked toml for crates.io crate elvis-shared 0.1.1 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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[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] 0b8073aaada69338264523c3ba6302af19eca25efa0d22bc136ecaf10c238f36
[INFO] running `Command { std: "docker" "start" "-a" "0b8073aaada69338264523c3ba6302af19eca25efa0d22bc136ecaf10c238f36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b8073aaada69338264523c3ba6302af19eca25efa0d22bc136ecaf10c238f36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b8073aaada69338264523c3ba6302af19eca25efa0d22bc136ecaf10c238f36", kill_on_drop: false }`
[INFO] [stdout] 0b8073aaada69338264523c3ba6302af19eca25efa0d22bc136ecaf10c238f36
[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] a49d05613f9cba4d9e4367084287c930377aed7fec7d2dddf474efd149ab4eb5
[INFO] running `Command { std: "docker" "start" "-a" "a49d05613f9cba4d9e4367084287c930377aed7fec7d2dddf474efd149ab4eb5", kill_on_drop: false }`
[INFO] [stderr]     Checking elvis-shared v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this value of type `Ref<'_, Node>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/tree/node.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn drain(t: Rc<RefCell<Node>>) {
[INFO] [stdout]    |                  - these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] 32 |         if let Some(pre) = &t.borrow().pre {
[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 `Ref<'_, Node>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/tree/node.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn drain(t: Rc<RefCell<Node>>) {
[INFO] [stdout]    |                  - these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] 32 |         if let Some(pre) = &t.borrow().pre {
[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 `elvis-shared` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `elvis-shared` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "a49d05613f9cba4d9e4367084287c930377aed7fec7d2dddf474efd149ab4eb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a49d05613f9cba4d9e4367084287c930377aed7fec7d2dddf474efd149ab4eb5", kill_on_drop: false }`
[INFO] [stdout] a49d05613f9cba4d9e4367084287c930377aed7fec7d2dddf474efd149ab4eb5