[INFO] fetching crate hangman_solver 0.3.0...
[INFO] checking hangman_solver-0.3.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate hangman_solver 0.3.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate hangman_solver 0.3.0 on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hangman_solver 0.3.0
[INFO] finished tweaking crates.io crate hangman_solver 0.3.0
[INFO] tweaked toml for crates.io crate hangman_solver 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate hangman_solver 0.3.0 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bae5ad7b2e9da742801514343be936b5075241f21be5a1248ca68c85b4fd81ce
[INFO] running `Command { std: "docker" "start" "-a" "bae5ad7b2e9da742801514343be936b5075241f21be5a1248ca68c85b4fd81ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bae5ad7b2e9da742801514343be936b5075241f21be5a1248ca68c85b4fd81ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bae5ad7b2e9da742801514343be936b5075241f21be5a1248ca68c85b4fd81ce", kill_on_drop: false }`
[INFO] [stdout] bae5ad7b2e9da742801514343be936b5075241f21be5a1248ca68c85b4fd81ce
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 339d89cdece8c7b5799f30914f442516a3e51129a76989213e04236708df3f75
[INFO] running `Command { std: "docker" "start" "-a" "339d89cdece8c7b5799f30914f442516a3e51129a76989213e04236708df3f75", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]     Checking terminal_size v0.3.0
[INFO] [stderr]     Checking counter v0.5.7
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling hangman_solver v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> build.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let file = File::open(path)?;
[INFO] [stdout]    |         ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 21 |     let reader = BufReader::new(file);
[INFO] [stdout]    |         ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 22 |
[INFO] [stdout] 23 |     Ok(reader.lines().map_while(Result::ok))
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |        these values have significant drop implementation and will observe changes in drop order under Edition 2024
[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 `hangman_solver` (build script) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "339d89cdece8c7b5799f30914f442516a3e51129a76989213e04236708df3f75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "339d89cdece8c7b5799f30914f442516a3e51129a76989213e04236708df3f75", kill_on_drop: false }`
[INFO] [stdout] 339d89cdece8c7b5799f30914f442516a3e51129a76989213e04236708df3f75