[Bug][Rust] Fix variable type mismatch

[bkmgit]

cargo check fails.
Addressing #13492

[tvm-bot]

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• cc @ehsanmok _{See #10317 for details}

_{Generated by tvm-bot}

[bkmgit]

@ehsanmok Please take a look at this.

[bkmgit]

Several tests fail:

TVM/rust/compiler-ext$ cargo test
   Compiling tracing-subscriber v0.2.25
   Compiling bindgen v0.57.0
   Compiling tvm-build v0.2.4
   Compiling tvm-sys v0.1.1-alpha (/home/ubuntu/check_TVM/TVM/rust/tvm-sys)
error: could not find native static library `tvm`, perhaps an -L flag is missing?

error: could not compile `tvm-sys` due to previous error

and

TVM/rust/tvm-sys$ cargo test
   Compiling tvm-sys v0.1.1-alpha (/home/ubuntu/check_TVM/TVM/rust/tvm-sys)
    Finished test [unoptimized + debuginfo] target(s) in 7.11s
     Running unittests src/lib.rs (/home/ubuntu/check_TVM/TVM/rust/target/debug/deps/tvm_sys-c2bb8251f7ebf414)

running 2 tests
test byte_array::tests::convert ... ok
test device::tests::device ... ok

test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s

   Doc-tests tvm-sys

running 5 tests
test src/byte_array.rs - byte_array::ByteArray (line 29) ... FAILED
test src/device.rs - device (line 26) ... ok
test src/device.rs - device (line 36) ... ok
test src/device.rs - device::DeviceType (line 58) ... ok
test src/packed_func.rs - packed_func::RetValue (line 176) ... ok

failures:

---- src/byte_array.rs - byte_array::ByteArray (line 29) stdout ----
error[E0277]: the trait bound `Vec<u8>: From<&&[u8; 5]>` is not satisfied
 --> src/byte_array.rs:31:37
  |
5 | let barr = tvm_sys::ByteArray::from(&v);
  |            ------------------------ ^^ the trait `From<&&[u8; 5]>` is not implemented for `Vec<u8>`
  |            |
  |            required by a bound introduced by this call
  |
  = help: the following other types implement trait `From<T>`:
            <Vec<T, A> as From<Box<[T], A>>>
            <Vec<T, A> as From<VecDeque<T, A>>>
            <Vec<T> as From<&[T]>>
            <Vec<T> as From<&mut [T]>>
            <Vec<T> as From<BinaryHeap<T>>>
            <Vec<T> as From<Cow<'a, [T]>>>
            <Vec<T> as From<[T; N]>>
            <Vec<u8> as From<&str>>
          and 2 others
  = note: required for `&&[u8; 5]` to implement `Into<Vec<u8>>`
  = note: required for `ByteArray` to implement `From<&&[u8; 5]>`

error: aborting due to previous error

For more information about this error, try `rustc --explain E0277`.
Couldn't compile the test.

failures:
    src/byte_array.rs - byte_array::ByteArray (line 29)

test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.85s

error: doctest failed, to rerun pass `--doc`

These seem to be in other parts of the Rust code. All other Rust tests pass.

[gromero]

@tvm-bot rerun

[github-actions]

Failed to re-run CI in https://github.com/apache/tvm/actions/runs/4024385817

Details

Traceback (most recent call last):
  File "ci/scripts/github/github_tvmbot.py", line 594, in comment_failure
    raise item
  File "ci/scripts/github/github_tvmbot.py", line 700, in run
    pr.rerun_jenkins_ci()
  File "ci/scripts/github/github_tvmbot.py", line 553, in rerun_jenkins_ci
    post(url, auth=("tvm-bot", TVM_BOT_JENKINS_TOKEN))
  File "/home/runner/work/tvm/tvm/ci/scripts/jenkins/git_utils.py", line 53, in post
    with request.urlopen(req, data) as response:
  File "/usr/lib/python3.8/urllib/request.py", line 222, in urlopen
    return opener.open(url, data, timeout)
  File "/usr/lib/python3.8/urllib/request.py", line 531, in open
    response = meth(req, response)
  File "/usr/lib/python3.8/urllib/request.py", line 640, in http_response
    response = self.parent.error(
  File "/usr/lib/python3.8/urllib/request.py", line 569, in error
    return self._call_chain(*args)
  File "/usr/lib/python3.8/urllib/request.py", line 502, in _call_chain
    result = func(*args)
  File "/usr/lib/python3.8/urllib/request.py", line 649, in http_error_default
    raise HTTPError(req.full_url, code, msg, hdrs, fp)
urllib.error.HTTPError: HTTP Error 500: Server Error

with response

  
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