Segmentation fault thrown after sending SIGINT

[synapsics-sergiu]

Sending SIGINT (pressing CTRL+C) will crash the app by throwing SegFault.

sergiufalcusan@sergiufalcusan:~/Projects/aion_miner/build$ gdb --args ./aionminer -cd 0 -cv 1 -cb 64 -ct 64
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Reading symbols from ./aionminer...done.
(gdb) r
Starting program: /home/sergiufalcusan/Projects/aion_miner/build/aionminer -cd 0 -cv 1 -cb 64 -ct 64
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".

    ============================= aion reference miner======================
            Equihash<210,9> CPU&GPU Miner for AION v0.1.8
            Base on NiceHash equihash miner.
    ============================= aion reference miner======================

Setting log level to 2
[16:37:54][0x00007ffff7fcb740] Using SSE2: YES
[16:37:54][0x00007ffff7fcb740] Using AVX: YES
[16:37:54][0x00007ffff7fcb740] Using AVX2: YES
[New Thread 0x7ffff5d56700 (LWP 16792)]
[New Thread 0x7ffff5555700 (LWP 16793)]
[16:37:54][0x00007ffff7fcb740] SIGINT REGISTERED
[16:37:54][0x00007ffff5555700] stratum | Starting miner
[New Thread 0x7ffff4d54700 (LWP 16794)]
[16:37:54][0x00007ffff5555700] stratum | Connecting to stratum server localhost:3333
[16:37:54][0x00007ffff4d54700] miner#0 | Starting thread #0 (CUDA-TROMP) GeForce GTX 950M (#0) BLOCKS=64, THREADS=64
[New Thread 0x7fffeffff700 (LWP 16795)]
[16:37:54][0x00007ffff5555700] stratum | Connected!
[16:37:54][0x00007ffff5555700] stratum | Subscribed to stratum server
[16:37:54][0x00007ffff5555700] miner | Extranonce is 68000001
[16:37:54][0x00007ffff5555700] stratum | Received new job #25
[16:37:54][0x00007ffff5555700] stratum | Authorized worker 0x0000000000000000000000000000000000000000000000000000000000000000
[New Thread 0x7fffef7fe700 (LWP 16796)]
[16:38:03][0x00007ffff5555700] stratum | Received new job #26
[16:38:04][0x00007ffff5555700] stratum | Received new job #27
[16:38:04][0x00007ffff7fcb740] Speed [15 sec]: 1.18835 I/s, 2.77283 Sols/s
^C
Thread 1 "aionminer" received signal SIGINT, Interrupt.
0x00007ffff7bcac1d in nanosleep () at ../sysdeps/unix/syscall-template.S:84
84  ../sysdeps/unix/syscall-template.S: No such file or directory.
(gdb) signal 2
Continuing with signal SIGINT.

Thread 4 "aionminer" received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7ffff4d54700 (LWP 16794)]
0x000000000157e2b0 in ?? ()
(gdb) bt
#0  0x000000000157e2b0 in ?? ()
#1  0x00000000004a9808 in AionMinerThread(AionMiner*, int, int, ISolver*) ()
#2  0x00007ffff76ecc80 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#3  0x00007ffff7bc16ba in start_thread (arg=0x7ffff4d54700) at pthread_create.c:333
#4  0x00007ffff6e5241d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

[synapsics-sergiu]

Created a pull request.

[synapsics-sergiu]

Fixed in #10