[ 0:00] | load /home/xrockai/src/divine/nightly/test/refine/pointers/overlap-a.c overlap-a.c [ 0:00] | expect --result error --location overlap-a.c:16 [ 0:00] | expect --trace FAULT: --trace-count 1 [ 0:00] | cc -o testcase.bc overlap-a.c [ 0:00] | refine -o nofail:malloc --refinement pointers --output testcase.bc testcase.bc [ 0:00] | verify --max-memory 4GiB --max-time 600 --threads 2 --report-filename verify.out --solver smtlib:z3 -o nofail:malloc --lamp pointers --symbolic testcase.bc [ 0:00] compiling overlap-a.c [ 0:00] loading bitcode … DiOS … LART … RR … constants … done [ 0:32] booting … done [ 0:32] states per second: 0.800961 [ 0:35] state count: 2 [ 0:35] mips: 0.15 [ 0:35] symbolic: 1 [ 0:43] [ 0:43] error found: yes [ 0:43] error trace: | [ 0:43] ASSUME (not (= var_1 #x0000000000000000)) [ 0:43] ASSUME (and (not (= var_1 #x0000000000000000)) (not (not (= #xe37b914500000000 var_1)))) [ 0:43] FAULT: overlap-a.c:16: int main(): assertion 'a != b' failed [ 0:43] [0] FATAL: assertion failure in userspace [ 0:43] [ 0:43] active stack: [ 0:43] - symbol: void __dios::FaultBase::handler<__dios::Context>(_VM_Fault, _VM_Frame*, void (*)()) [ 0:44] location: /dios/sys/fault.hpp:118 [ 0:44] - symbol: __dios_fault [ 0:44] location: /dios/arch/divm/fault.c:12 [ 0:44] - symbol: lart.__assert_fail [ 0:44] location: /dios/libc/_PDCLIB/assert.c:24 [ 0:44] - symbol: main [ 0:44] location: overlap-a.c:16 [ 0:44] - symbol: __dios_start [ 0:44] location: /dios/libc/sys/start.cpp:94 [ 0:44] + divine sim --batch --skip-init --load-report verify.out [ 0:44] [ 0:54] ^ —————. —.— . . —.— . . .————— . . [ 0:54] ——— | | | | | | |\ | | | | [ 0:54] —(o)— | | | | | | | \ | |———— '————| [ 0:54] ——————— | | | \ / | | \| | | [ 0:54] ————————— —————' —'— ' —'— ' ' '————— ' [ 0:54] [ 0:54] Welcome to 'divine sim', an interactive debugger. Type 'help' to get started. [ 0:54] traced states: [ 0:54] ▶ state #1 [new] -- active threads: [0:0] -- [ 0:54] T: FAULT: overlap-a.c:16: int main(): assertion 'a != b' failed [ 0:55] # executing void __dios::FaultBase::handler<{Context}>(_VM_Fault, _VM_Frame*, void (*)()) at /dios/sys/fault.hpp:118 [ 0:55] # NOTE: $frame in __dios_fault [ 0:55] > backtrace [ 0:55] void __dios::FaultBase::handler<{Context}>(_VM_Fault, _VM_Frame*, void (*)()) at /dios/sys/fault.hpp:118 [ 0:55] __dios_fault at /dios/arch/divm/fault.c:12 [ 0:55] lart.__assert_fail at /dios/libc/_PDCLIB/assert.c:24 [ 0:55] main at overlap-a.c:16 [ 0:55] __dios_start at /dios/libc/sys/start.cpp:94 [ 0:55] # executing void __dios::FaultBase::handler<{Context}>(_VM_Fault, _VM_Frame*, void (*)()) at /dios/sys/fault.hpp:118 [ 0:55] # NOTE: $frame in __dios_fault