Compiling error

Compiling fast_uaparser v1.0.0 error[E0599]: no method named unwrap found for type impl std::future::Future in the current scope --> /usr/local/cargo/registry/src/github.com-1ecc6299db9ec823/fast_uaparser-1.0.0/build.rs:32:10 | 32 | .unwrap(); | ^^^^^^ method not found in impl std::future::Future

error: aborting due to previous error

For more information about this error, try rustc --explain E0599. error: could not compile fast_uaparser. warning: build failed, waiting for other jobs to finish... error: build failed

Data

Rust version: rustlang/rust:nightly-slim

Framework: actix-web 2.0.0