[INFO] fetching crate rusty-forkfork 0.4.0...
[INFO] checking rusty-forkfork-0.4.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate rusty-forkfork 0.4.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate rusty-forkfork 0.4.0 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 rusty-forkfork 0.4.0
[INFO] finished tweaking crates.io crate rusty-forkfork 0.4.0
[INFO] tweaked toml for crates.io crate rusty-forkfork 0.4.0 written to /workspace/builds/worker-4-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]     Updating crates.io index
[INFO] [stderr]      Locking 23 packages to latest compatible versions
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (available: v0.6.5)
[INFO] [stderr]       Adding quick-error v1.2.3 (available: v2.0.1)
[INFO] [stderr]       Adding windows-sys v0.52.0 (available: v0.59.0)
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3abce7947676f64dd92cbea5c6ba052cc01701d6f173f88978400d944b830773
[INFO] running `Command { std: "docker" "start" "-a" "3abce7947676f64dd92cbea5c6ba052cc01701d6f173f88978400d944b830773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3abce7947676f64dd92cbea5c6ba052cc01701d6f173f88978400d944b830773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3abce7947676f64dd92cbea5c6ba052cc01701d6f173f88978400d944b830773", kill_on_drop: false }`
[INFO] [stdout] 3abce7947676f64dd92cbea5c6ba052cc01701d6f173f88978400d944b830773
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ad8ddf26a552150b0daf154d759dbe21e29fd0195031224fb159cf2f52ca15e9
[INFO] running `Command { std: "docker" "start" "-a" "ad8ddf26a552150b0daf154d759dbe21e29fd0195031224fb159cf2f52ca15e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking fastrand v2.1.1
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking tempfile v3.13.0
[INFO] [stderr]     Checking rusty-forkfork v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/fork.rs:379:5
[INFO] [stdout]     |
[INFO] [stdout] 379 |     fn child_aborted_if_panics() {
[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 `!: TestExitStatus<_>` will fail
[INFO] [stdout]    --> src/fork.rs:380:22
[INFO] [stdout]     |
[INFO] [stdout] 380 |           let status = fork(
[INFO] [stdout]     |  ______________________^
[INFO] [stdout] 381 | |             "fork::test::child_aborted_if_panics",
[INFO] [stdout] 382 | |             rusty_fork_id!(),
[INFO] [stdout] 383 | |             |_| (),
[INFO] [stdout] 384 | |             |child, _| child.wait().unwrap(),
[INFO] [stdout] 385 | |             || panic!("testing a panic, nothing to see here"),
[INFO] [stdout] 386 | |         )
[INFO] [stdout]     | |_________^
[INFO] [stdout]     = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.51s
[INFO] running `Command { std: "docker" "inspect" "ad8ddf26a552150b0daf154d759dbe21e29fd0195031224fb159cf2f52ca15e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad8ddf26a552150b0daf154d759dbe21e29fd0195031224fb159cf2f52ca15e9", kill_on_drop: false }`
[INFO] [stdout] ad8ddf26a552150b0daf154d759dbe21e29fd0195031224fb159cf2f52ca15e9