fails:IO#reopen with a String effects exec/system/fork performed after it
fails:IO#reopen with a String opens a path after writing to the original file descriptor
fails:IO#reopen with a String positions an instance that has been read from at the beginning of the new stream
slow:IO#reopen with a String effects exec/system/fork performed after it
slow:IO#reopen with a String affects exec/system/fork performed after it
fails:IO#reopen with a String affects exec/system/fork performed after it
