[INFO] fetching crate git_describe_build_tool 1.0.2...
[INFO] building git_describe_build_tool-1.0.2 against try#9b5e8b16bd1c4acf4cf8e6880368314cf021a987+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate git_describe_build_tool 1.0.2 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate git_describe_build_tool 1.0.2 on toolchain 9b5e8b16bd1c4acf4cf8e6880368314cf021a987
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate git_describe_build_tool 1.0.2
[INFO] finished tweaking crates.io crate git_describe_build_tool 1.0.2
[INFO] tweaked toml for crates.io crate git_describe_build_tool 1.0.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 642579c490dbd4cb19115aa51542111d70f3513d0d9b5366b4d7088e0638c6dd
[INFO] running `Command { std: "docker" "start" "-a" "642579c490dbd4cb19115aa51542111d70f3513d0d9b5366b4d7088e0638c6dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "642579c490dbd4cb19115aa51542111d70f3513d0d9b5366b4d7088e0638c6dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "642579c490dbd4cb19115aa51542111d70f3513d0d9b5366b4d7088e0638c6dd", kill_on_drop: false }`
[INFO] [stdout] 642579c490dbd4cb19115aa51542111d70f3513d0d9b5366b4d7088e0638c6dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d96937e6c8f489df4509c0aa4691bb32567b410c31b3661606f0d6d40b279772
[INFO] running `Command { std: "docker" "start" "-a" "d96937e6c8f489df4509c0aa4691bb32567b410c31b3661606f0d6d40b279772", kill_on_drop: false }`
[INFO] [stderr]    Compiling git_describe_build_tool v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: a temporary value will be dropped here before the execution exits the block in Edition 2024, which will raise borrow checking error
[INFO] [stdout]   --> lib.rs:66:69
[INFO] [stdout]    |
[INFO] [stdout] 66 |     { std::process::Command::new("git").args(&["describe", "--tags"]) }
[INFO] [stdout]    |       ---------------------------------                             ^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       consider using a `let` binding to create a longer lived value; or replacing the `{ .. }` block with curly brackets `( .. )`; or folding the rest of the expression into the surrounding `unsafe { .. }`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `git_describe_build_tool` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "d96937e6c8f489df4509c0aa4691bb32567b410c31b3661606f0d6d40b279772", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d96937e6c8f489df4509c0aa4691bb32567b410c31b3661606f0d6d40b279772", kill_on_drop: false }`
[INFO] [stdout] d96937e6c8f489df4509c0aa4691bb32567b410c31b3661606f0d6d40b279772