[INFO] fetching crate llmvm-codeassist 0.2.0...
[INFO] checking llmvm-codeassist-0.2.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate llmvm-codeassist 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate llmvm-codeassist 0.2.0 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 llmvm-codeassist 0.2.0
[INFO] finished tweaking crates.io crate llmvm-codeassist 0.2.0
[INFO] tweaked toml for crates.io crate llmvm-codeassist 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate llmvm-codeassist 0.2.0 already has a lockfile, it will not be regenerated
[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
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[INFO] [stdout] 79fb6cba68ebad4ff4f5d2d2a489514cddfcf5abdddb0989c9b73e37121c08ac
[INFO] running `Command { std: "docker" "start" "-a" "79fb6cba68ebad4ff4f5d2d2a489514cddfcf5abdddb0989c9b73e37121c08ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79fb6cba68ebad4ff4f5d2d2a489514cddfcf5abdddb0989c9b73e37121c08ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79fb6cba68ebad4ff4f5d2d2a489514cddfcf5abdddb0989c9b73e37121c08ac", kill_on_drop: false }`
[INFO] [stdout] 79fb6cba68ebad4ff4f5d2d2a489514cddfcf5abdddb0989c9b73e37121c08ac
[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] 782cdecc0cf9b6e4ddea195615a300305f0f0a15de5595e67af1538df9e6b6ff
[INFO] running `Command { std: "docker" "start" "-a" "782cdecc0cf9b6e4ddea195615a300305f0f0a15de5595e67af1538df9e6b6ff", kill_on_drop: false }`
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[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/complete/notify.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub(super) async fn create_progress_token(&mut self) -> Result<ProgressToken> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #123748 <https://github.com/rust-lang/rust/issues/123748>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `for<'de> !: Deserialize<'de>` will fail
[INFO] [stdout]   --> src/complete/notify.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 |             .get_result()?;
[INFO] [stdout]    |              ^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/complete/notify.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub(super) async fn create_progress_token(&mut self) -> Result<ProgressToken> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #123748 <https://github.com/rust-lang/rust/issues/123748>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `for<'de> !: Deserialize<'de>` will fail
[INFO] [stdout]   --> src/complete/notify.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 |             .get_result()?;
[INFO] [stdout]    |              ^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SnippetInfo` is never constructed
[INFO] [stdout]   --> src/content.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct SnippetInfo {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SnippetInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SnippetInfo` is never constructed
[INFO] [stdout]   --> src/content.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct SnippetInfo {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SnippetInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "782cdecc0cf9b6e4ddea195615a300305f0f0a15de5595e67af1538df9e6b6ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "782cdecc0cf9b6e4ddea195615a300305f0f0a15de5595e67af1538df9e6b6ff", kill_on_drop: false }`
[INFO] [stdout] 782cdecc0cf9b6e4ddea195615a300305f0f0a15de5595e67af1538df9e6b6ff