message: vec without capacity
diff: @@ -123,7 +123,7 @@ impl Compressor {
  }
  pub(crate) fn decompress(&self, compressed_block: &[u8]) -> io::Result<Vec<u8>> {
  - let mut decompressed_block = Vec::with_capacity(compressed_block.len() * 2);
  + let mut decompressed_block = vec![];
  self.decompress_into(compressed_block, &mut decompressed_block)?;
  Ok(decompressed_block)
  }
  