error 0
 f0346946d3dd40a7db557a23f696094c16c97da75d789d5ea7fc9dcae190b6fa 3305203 205268107 4300000000 crypto_stream/aes256ctr/openssl 
 ==16594== Memcheck, a memory error detector
 ==16594== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
 ==16594== Using Valgrind-3.15.0.GIT and LibVEX; rerun with -h for copyright info
 ==16594== Command: ./try
 ==16594==
 ==16594== Conditional jump or move depends on uninitialised value(s)
 ==16594==    at 0x4FABDC1: CRYPTO_ctr128_encrypt_ctr32 (in /usr/lib/x86_64-linux-gnu/libcrypto.so.1.1)
 ==16594==    by 0x4F8E62F: ??? (in /usr/lib/x86_64-linux-gnu/libcrypto.so.1.1)
 ==16594==    by 0x4F9AF0A: EVP_EncryptUpdate (in /usr/lib/x86_64-linux-gnu/libcrypto.so.1.1)
 ==16594==    by 0x402079: crypto_stream_aes256ctr_openssl_xor (stream.c:34)
 ==16594==    by 0x401032: timecop_doit (try.c:86)
 ==16594==    by 0x401C90: main (try-anything.c:306)
 ==16594==  Uninitialised value was created by a client request
 ==16594==    at 0x401024: timecop_doit (try.c:85)
 ==16594==    by 0x401C90: main (try-anything.c:306)
 ==16594==
 ==16594== Conditional jump or move depends on uninitialised value(s)
 ==16594==    at 0x4FABE8A: CRYPTO_ctr128_encrypt_ctr32 (in /usr/lib/x86_64-linux-gnu/libcrypto.so.1.1)
 ==16594==    by 0x4F8E62F: ??? (in /usr/lib/x86_64-linux-gnu/libcrypto.so.1.1)
 ==16594==    by 0x4F9AF0A: EVP_EncryptUpdate (in /usr/lib/x86_64-linux-gnu/libcrypto.so.1.1)
 ==16594==    by 0x402079: crypto_stream_aes256ctr_openssl_xor (stream.c:34)
 ==16594==    by 0x401032: timecop_doit (try.c:86)
 ==16594==    by 0x401C90: main (try-anything.c:306)
 ==16594==  Uninitialised value was created by a client request
 ==16594==    at 0x401024: timecop_doit (try.c:85)
 ==16594==    by 0x401C90: main (try-anything.c:306)
 ==16594==
 ==16594==
 ==16594== HEAP SUMMARY:
 ==16594==     in use at exit: 43,520 bytes in 10 blocks
 ==16594==   total heap usage: 34 allocs, 24 frees, 61,352 bytes allocated
 ==16594==
 ==16594== LEAK SUMMARY:
 ==16594==    definitely lost: 0 bytes in 0 blocks
 ==16594==    indirectly lost: 0 bytes in 0 blocks
 ==16594==      possibly lost: 43,520 bytes in 10 blocks
 ==16594==    still reachable: 0 bytes in 0 blocks
 ==16594==         suppressed: 0 bytes in 0 blocks
 ==16594== Rerun with --leak-check=full to see details of leaked memory
 ==16594==
 ==16594== For lists of detected and suppressed errors, rerun with: -s
 ==16594== ERROR SUMMARY: 4 errors from 2 contexts (suppressed: 0 from 0)