"TypeError: Could not instrument" with empty virtual modifier

[Arvolear]

The following code makes the coverage error TypeError: Could not instrument.

// SPDX-License-Identifier: MIT
pragma solidity 0.8.9;

abstract contract Test {
    modifier onlyOwner() virtual;
}

Tested with 0.8.2 coverage version.

[cgewecke]

Fixed in v0.8.6