error 0
 crypto_aead_encrypt is nondeterministic
 ==18224== Memcheck, a memory error detector
 ==18224== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
 ==18224== Using Valgrind-3.15.0.GIT and LibVEX; rerun with -h for copyright info
 ==18224== Command: ./try
 ==18224==
 ==18224==
 ==18224== HEAP SUMMARY:
 ==18224==     in use at exit: 69,696 bytes in 16 blocks
 ==18224==   total heap usage: 22 allocs, 6 frees, 83,640 bytes allocated
 ==18224==
 ==18224== LEAK SUMMARY:
 ==18224==    definitely lost: 0 bytes in 0 blocks
 ==18224==    indirectly lost: 0 bytes in 0 blocks
 ==18224==      possibly lost: 69,696 bytes in 16 blocks
 ==18224==    still reachable: 0 bytes in 0 blocks
 ==18224==         suppressed: 0 bytes in 0 blocks
 ==18224== Rerun with --leak-check=full to see details of leaked memory
 ==18224==
 ==18224== For lists of detected and suppressed errors, rerun with: -s
 ==18224== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)