[INFO] fetching crate rust-kanban 0.8.1...
[INFO] testing rust-kanban-0.8.1 against beta-2023-10-21 for beta-1.74-4
[INFO] extracting crate rust-kanban 0.8.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate rust-kanban 0.8.1 on toolchain beta-2023-10-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-10-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-kanban 0.8.1
[INFO] finished tweaking crates.io crate rust-kanban 0.8.1
[INFO] tweaked toml for crates.io crate rust-kanban 0.8.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate rust-kanban 0.8.1 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" "+beta-2023-10-21" "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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-10-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b0d802581bfbe030b6400f6f74b3103aa8b72d0741816eca0c0f75f75573dad
[INFO] running `Command { std: "docker" "start" "-a" "0b0d802581bfbe030b6400f6f74b3103aa8b72d0741816eca0c0f75f75573dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b0d802581bfbe030b6400f6f74b3103aa8b72d0741816eca0c0f75f75573dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b0d802581bfbe030b6400f6f74b3103aa8b72d0741816eca0c0f75f75573dad", kill_on_drop: false }`
[INFO] [stdout] 0b0d802581bfbe030b6400f6f74b3103aa8b72d0741816eca0c0f75f75573dad
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-10-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f95867cb1e908cf51e9d2d71b38ad34ab783e58571a610ff1fd73af291316bc
[INFO] running `Command { std: "docker" "start" "-a" "9f95867cb1e908cf51e9d2d71b38ad34ab783e58571a610ff1fd73af291316bc", kill_on_drop: false }`
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[INFO] [stderr]    Compiling reqwest v0.11.20
[INFO] [stderr]    Compiling rust-kanban v0.8.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]     --> src/ui/ui_helper.rs:1678:10
[INFO] [stdout]      |
[INFO] [stdout] 1678 |         .constraints(constraints.as_ref())
[INFO] [stdout]      |          ^^^^^^^^^^^             ------ type must be known at this point
[INFO] [stdout]      |          |
[INFO] [stdout]      |          cannot infer type of the type parameter `C` declared on the method `constraints`
[INFO] [stdout]      |
[INFO] [stdout]      = note: multiple `impl`s satisfying `Vec<Constraint>: AsRef<_>` found in the `alloc` crate:
[INFO] [stdout]              - impl<T, A> AsRef<Vec<T, A>> for Vec<T, A>
[INFO] [stdout]                where A: Allocator;
[INFO] [stdout]              - impl<T, A> AsRef<[T]> for Vec<T, A>
[INFO] [stdout]                where A: Allocator;
[INFO] [stdout] help: consider specifying the generic argument
[INFO] [stdout]      |
[INFO] [stdout] 1678 |         .constraints::<&T>(constraints.as_ref())
[INFO] [stdout]      |                     ++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-kanban` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "9f95867cb1e908cf51e9d2d71b38ad34ab783e58571a610ff1fd73af291316bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f95867cb1e908cf51e9d2d71b38ad34ab783e58571a610ff1fd73af291316bc", kill_on_drop: false }`
[INFO] [stdout] 9f95867cb1e908cf51e9d2d71b38ad34ab783e58571a610ff1fd73af291316bc