*** glibc detected *** /home/maxsat/solvers/akmaxsat_ls/akmaxsat_ls: free(): invalid next size (normal): 0x000000001160d2c0 *** ======= Backtrace: ========= [0x4879e2] [0x48c177] [0x401802] [0x46d619] [0x401231] ======= Memory map: ======== 00400000-00524000 r-xp 00000000 00:18 88327054 /home/maxsat/solvers/akmaxsat_ls/akmaxsat 00723000-00726000 rw-p 00123000 00:18 88327054 /home/maxsat/solvers/akmaxsat_ls/akmaxsat 00726000-0073e000 rw-p 00726000 00:00 0 115fd000-11642000 rw-p 115fd000 00:00 0 [heap] 2ae857c1c000-2ae857d62000 rw-p 2ae857c1c000 00:00 0 2ae858000000-2ae858021000 rw-p 2ae858000000 00:00 0 2ae858021000-2ae85c000000 ---p 2ae858021000 00:00 0 7fffa80fd000-7fffa8112000 rw-p 7ffffffea000 00:00 0 [stack] ffffffffff600000-ffffffffffe00000 ---p 00000000 00:00 0 [vdso]