[INFO] fetching crate crabcheck 0.1.0...
[INFO] checking crabcheck-0.1.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate crabcheck 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate crabcheck 0.1.0 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 crabcheck 0.1.0
[INFO] finished tweaking crates.io crate crabcheck 0.1.0
[INFO] tweaked toml for crates.io crate crabcheck 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate crabcheck 0.1.0 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] af00644c573b69f82694bc09da85ec03775556e64ae25ca9fa91ea4d0d253e9c
[INFO] running `Command { std: "docker" "start" "-a" "af00644c573b69f82694bc09da85ec03775556e64ae25ca9fa91ea4d0d253e9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af00644c573b69f82694bc09da85ec03775556e64ae25ca9fa91ea4d0d253e9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af00644c573b69f82694bc09da85ec03775556e64ae25ca9fa91ea4d0d253e9c", kill_on_drop: false }`
[INFO] [stdout] af00644c573b69f82694bc09da85ec03775556e64ae25ca9fa91ea4d0d253e9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] a35b91e64638000de8ab4a23c355606e89c7a9a40007f9894832539ac902e9ba
[INFO] running `Command { std: "docker" "start" "-a" "a35b91e64638000de8ab4a23c355606e89c7a9a40007f9894832539ac902e9ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking cpu-time v1.0.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking crabcheck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this value of type `Seed<Domain, Feedback>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/fuzzing.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut pool: SeedPool<Domain, Feedback> = SeedPool::new();
[INFO] [stdout]    |         -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pool.best_of_all_time.unwrap().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]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `Seed<Domain, Feedback>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/fuzzing.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut pool: SeedPool<Domain, Feedback> = SeedPool::new();
[INFO] [stdout]    |         -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pool.best_of_all_time.unwrap().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]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `Seed<Domain, Feedback>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/targeting.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut pool: SeedPool<Domain, Feedback> = SeedPool::new();
[INFO] [stdout]    |         -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pool.best_of_all_time.unwrap().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: this value of type `Seed<Domain, Feedback>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/targeting.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut pool: SeedPool<Domain, Feedback> = SeedPool::new();
[INFO] [stdout]    |         -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pool.best_of_all_time.unwrap().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] warning: function `quickcheck` is never used
[INFO] [stdout]   --> src/quickcheck.rs:79:4
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn quickcheck<T: Arbitrary>(f: fn(&T) -> bool) -> RunResult<T> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `quickcheck` is never used
[INFO] [stdout]   --> src/quickcheck.rs:79:4
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn quickcheck<T: Arbitrary>(f: fn(&T) -> bool) -> RunResult<T> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crabcheck` (lib test) due to 3 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `crabcheck` (lib) due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "a35b91e64638000de8ab4a23c355606e89c7a9a40007f9894832539ac902e9ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a35b91e64638000de8ab4a23c355606e89c7a9a40007f9894832539ac902e9ba", kill_on_drop: false }`
[INFO] [stdout] a35b91e64638000de8ab4a23c355606e89c7a9a40007f9894832539ac902e9ba