Can't build on latest (2aeb5930f 2017-08-25) nightly

[vessd]

$ rustup run nightly-x86_64-unknown-linux-gnu cargo build
   Compiling unqlite v1.3.0 (file:///home/sergey/projects/unqlite.rs-1.3.0)
error[E0308]: mismatched types
   --> src/lib.rs:149:49
    |
149 |             .map(|_| UnQLite { engine: unsafe { Shared::new(db) } })
    |                                                 ^^^^^^^^^^^^^^^ expected struct `std::ptr::Shared`, found enum `std::option::Option`
    |
    = note: expected type `std::ptr::Shared<_>`
               found type `std::option::Option<std::ptr::Shared<_>>`

error[E0308]: mismatched types
   --> src/kv_cursor.rs:220:34
    |
220 |                 cursor: unsafe { Unique::new(cursor) },
    |                                  ^^^^^^^^^^^^^^^^^^^ expected struct `std::ptr::Unique`, found enum `std::option::Option`
    |
    = note: expected type `std::ptr::Unique<_>`
               found type `std::option::Option<std::ptr::Unique<_>>`

error[E0308]: mismatched types
  --> src/document/doc_store.rs:99:30
   |
99 |             native: unsafe { Shared::new(vm) }, 
   |                              ^^^^^^^^^^^^^^^ expected struct `std::ptr::Shared`, found enum `std::option::Option`
   |
   = note: expected type `std::ptr::Shared<_>`
              found type `std::option::Option<std::ptr::Shared<_>>`

error: aborting due to 3 previous errors

error: Could not compile `unqlite`.

[zitsen]

Published v1.3.1.

Thank you!