[INFO] cloning repository https://github.com/LTBS46/rst [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LTBS46/rst" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLTBS46%2Frst", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLTBS46%2Frst'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c893b0c73c4883f7f12c4951e4bd7714ef929401 [INFO] building LTBS46/rst against try#9b5e8b16bd1c4acf4cf8e6880368314cf021a987+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLTBS46%2Frst" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/LTBS46/rst 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 git repo https://github.com/LTBS46/rst [INFO] finished tweaking git repo https://github.com/LTBS46/rst [INFO] tweaked toml for git repo https://github.com/LTBS46/rst written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/LTBS46/rst 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" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 8474608eb5ce979c5742f82a84c85d99c607544d6df294c4bc844fc7a95c6e01 [INFO] running `Command { std: "docker" "start" "-a" "8474608eb5ce979c5742f82a84c85d99c607544d6df294c4bc844fc7a95c6e01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8474608eb5ce979c5742f82a84c85d99c607544d6df294c4bc844fc7a95c6e01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8474608eb5ce979c5742f82a84c85d99c607544d6df294c4bc844fc7a95c6e01", kill_on_drop: false }` [INFO] [stdout] 8474608eb5ce979c5742f82a84c85d99c607544d6df294c4bc844fc7a95c6e01 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3abd2d78097849c9568145c44ff0d9902bc4d7dc0044a3c0984aff7f6a67a81e [INFO] running `Command { std: "docker" "start" "-a" "3abd2d78097849c9568145c44ff0d9902bc4d7dc0044a3c0984aff7f6a67a81e", kill_on_drop: false }` [INFO] [stderr] Compiling rst v0.1.0 (/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] --> src/lib.rs:32:81 [INFO] [stdout] | [INFO] [stdout] 32 | self.register(w.clone(), w.upgrade().unwrap().lock().unwrap().get_name()) [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 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rst` (lib) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "3abd2d78097849c9568145c44ff0d9902bc4d7dc0044a3c0984aff7f6a67a81e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3abd2d78097849c9568145c44ff0d9902bc4d7dc0044a3c0984aff7f6a67a81e", kill_on_drop: false }` [INFO] [stdout] 3abd2d78097849c9568145c44ff0d9902bc4d7dc0044a3c0984aff7f6a67a81e