    Updating crates.io index
    Checking wasi v0.6.0 (/home/sunfish/rust-wasi)
warning: use of `offset` with a `usize` casted to an `isize`
   --> src/wasi_unstable/mod.rs:629:21
    |
629 |                 if *ptr.offset(n as isize) == 0 {
    |                     ^^^^^^^^^^^^^^^^^^^^^^ help: try: `ptr.add(n)`
    |
    = note: #[warn(clippy::ptr_offset_with_cast)] on by default
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast

warning: use of `offset` with a `usize` casted to an `isize`
   --> src/wasi_unstable/mod.rs:684:24
    |
684 |                 match *ptr.offset(n as isize) {
    |                        ^^^^^^^^^^^^^^^^^^^^^^ help: try: `ptr.add(n)`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast

    Finished dev [unoptimized + debuginfo] target(s) in 3.08s