[ 0:01] compiling /home/xrockai/src/divine/nightly/test/c/1.malloc.c [ 0:01] states per second: 2.6455 [ 0:20] state count: 4 [ 0:20] mips: 0.24 [ 0:20] [ 0:24] error found: yes [ 0:24] error trace: | [ 0:24] FAULT: null pointer dereference: [global* 0 0 ddp] [ 0:24] [0] FATAL: memory error in userspace [ 0:24] [ 0:24] active stack: [ 0:25] - symbol: void {Fault}::handler<{Context} >(_VM_Fault, _VM_Frame*, void (*)(), ...) [ 0:25] location: /divine/include/dios/core/fault.hpp:187 [ 0:25] - symbol: main [ 0:25] location: /home/xrockai/src/divine/nightly/test/c/1.malloc.c:6 [ 0:25] - symbol: _start [ 0:25] location: /divine/src/libc/functions/sys/start.cpp:76 [ 0:25] a report was written to verify.out [ 0:25] [ 0:36] ^ —————. —.— . . —.— . . .————— . . [ 0:36] ——— | | | | | | |\ | | | | [ 0:36] —(o)— | | | | | | | \ | |———— '————| [ 0:36] ——————— | | | \ / | | \| | | [ 0:36] ————————— —————' —'— ' —'— ' ' '————— ' [ 0:36] [ 0:36] Welcome to 'divine sim', an interactive debugger. Type 'help' to get started. [ 0:36] traced states: #1 #2 [ 0:40] # active threads: [0:0] [ 0:40] T: FAULT: null pointer dereference: [global* 0 0 ddp] [ 0:40] T: [0] FATAL: memory error in userspace [ 0:40] # executing void {Fault}::handler<{Context} >(_VM_Fault, _VM_Frame*, void (*)(), ...) at /divine/include/dios/core/fault.hpp:187 [ 0:40] # NOTE: $frame in main [ 0:40] > backtrace [ 0:40] void {Fault}::handler<{Context} >(_VM_Fault, _VM_Frame*, void (*)(), ...) at /divine/include/dios/core/fault.hpp:187 [ 0:40] main at /home/xrockai/src/divine/nightly/test/c/1.malloc.c:6 [ 0:40] _start at /divine/src/libc/functions/sys/start.cpp:76 [ 0:40] # executing void {Fault}::handler<{Context} >(_VM_Fault, _VM_Frame*, void (*)(), ...) at /divine/include/dios/core/fault.hpp:187 [ 0:40] # NOTE: $frame in main