Decoding stdout is unsafe

func-30.5.11909 func-30.5.11922 func-30.5.11935 func-30.5.11948 func-30.5.11961 func-30.5.11974 func-30.5.11987 func-30.5.12000 func-30.5.12013 func-30.5.12026 func-30.5.12039 func-30.5.12052 func-30.5.12065 func-30.5.12078 func-30.5.12091 func-30.5.12104 func-30.5.12117 func-30.5.12130 func-30.5.12143 func-30.5.12156 func-30.5.12169 func-30.5.12182 func-30.5.12195 func-30.5.12208 func-30.5.12221 func-30.5.12234 func-30.5.12247 func-30.5.12260 func-30.5.12273 func-30.5.12286 func-30.5.12299 func-30.5.12312 func-30.5.12325 func-30.5.12338 func-30.5.12351 func-30.5.12364 func-30.5.12377 func-30.5.12390 func-30.5.12403 func-30.5.12416 func-30.5.12429 func-30.5.12442 func-30.5.12455 func-30.5.12468 func-30.5.12481 func-30.5.12494 func-30.5.12507 func-30.5.12520 func-30.5.12533 func-30.5.12546 func-30.5.12559 func-30.5.12572 func-30.5.12585 func-30.5.12598 func-30.5.12611 func-30.5.12624 func-30.5.12637 func-30.5.12650 func-30.5.12663 func-30.5.12676 func-30.5.12689 func-30.5.12702 func-30.5.12715 func-30.5.12728 func-30.5.12741 func-30.5.12754 func-30.5.12767 func-30.5.12780 func-30.5.12793 func-30.5.12806 func-30.5.12819 func-30.5.12832 func-30.5.12845 func-30.5.12858 func-30.5.12871 func-30.5.12884 func-30.5.12897 func-30.5.12910 func-30.5.12923 func-30.5.12936 func-30.5.12949 func-30.5.12962\nAll memory allocations freed - no leaks\nMemory used:          now          0  max    3404600  max-size    1000012\nAllocation count:     now          0  max       1185\nPage-cache used:      now          0  max          0  max-size       1296\nPage-cache overflow:  now          0  max    1269008\nMaximum memory usage: 3404600 bytes\nCurrent memory usage: 0 bytes\nNumber of malloc()  : -1 calls\n', 47523, 47524, 'invalid continuation byte')>
Traceback (most recent call last):
  File "/home/ubuntu/dredd-sqlite3/runner/dredd_test/async_worker.py", line 94, in mutation_test_task
    status, description = await self.run_testfixture(test, mutant=mutant, timeout=timeout)
  File "/home/ubuntu/dredd-sqlite3/runner/dredd_test/async_worker.py", line 73, in run_testfixture
    output = ''.join(stdout.decode())
UnicodeDecodeError: 'utf-8' codec can't decode byte 0xed in position 47523: invalid continuation byte
JonathanFoo0523 / dredd-sqlite3

Decoding stdout is unsafe #1
