Segmentation fault

[fahaizhong]

run the code:
./Vis -input ./data/block_2000.txt -output block_2000.txt -neg 10 -samples 400 -gamma 0.1 -mode 1 -A 2 -B 1
but get:

[INPUT FILE] ./data/block_2000.txt    
[LABEL FILE] 
[OUTPUT FILE] block_2000.txt                                                                                            
[KNN FILE]                                                                                                              
disMax: 1 n_samples: 400 n_gamma: 0.100 n_negative: 10                                                                  
Reading graph edges from ./data/block_2000.txt                                                                          
Reading 15K edges                                                                                                       
Segmentation fault

Has the same environment as described :
Gsl(2.4) Boost(1.58) Cmake(3.11)