[ 0:00] + divine cc -o testcase.bc -std=c++14 /home/xrockai/src/divine/nightly/test/abstract/mstring-strcmp-b.cpp
[ 0:00] compiling /home/xrockai/src/divine/nightly/test/abstract/mstring-strcmp-b.cpp
[ 0:00] + divine verify --max-memory 4GiB --max-time 600 --threads 2 --report-filename verify.out --solver z3 --symbolic -o nofail:malloc testcase.bc
[ 0:00] loading bitcode … DiOS … LART … RR … constants … done
[ 0:02] booting … done
[ 0:02] states per second: 4.25758
[ 0:04] state count: 8
[ 0:04] mips: 0.032
[ 0:04] symbolic: 1
[ 0:06] 
[ 0:06] error found: yes
[ 0:06] error trace: |
[ 0:06]   ASSUME (and (bvule #x0000000000000002 var_0) (bvult var_0 #x0000000000000003))
[ 0:06]   ASSUME (not (= #x0000000000000000 var_0))
[ 0:06]   ASSUME (bvule #x0000000000000000 var_0)
[ 0:06]   ASSUME (and (bvule #x0000000000000004 var_1) (bvult var_1 #x0000000000000005))
[ 0:06]   ASSUME (not (= var_0 var_1))
[ 0:06]   ASSUME (bvule var_0 var_1)
[ 0:06]   ASSUME (and (bvule #x0000000000000005 var_2) (bvult var_2 #x0000000000000006))
[ 0:06]   ASSUME (not (= var_1 var_2))
[ 0:06]   ASSUME (bvule var_1 var_2)
[ 0:06]   ASSUME (and (bvule #x0000000000000003 var_3) (bvult var_3 #x0000000000000004))
[ 0:06]   ASSUME (not (= #x0000000000000000 var_3))
[ 0:06]   ASSUME (bvule #x0000000000000000 var_3)
[ 0:06]   ASSUME (and (bvule #x0000000000000004 var_4) (bvult var_4 #x0000000000000005))
[ 0:06]   ASSUME (not (= var_3 var_4))
[ 0:06]   ASSUME (bvule var_3 var_4)
[ 0:06]   ASSUME (and (bvule #x0000000000000006 var_5) (bvult var_5 #x0000000000000007))
[ 0:06]   ASSUME (not (= var_4 var_5))
[ 0:06]   ASSUME (bvule var_4 var_5)
[ 0:06]   ASSUME (and (bvule #x0000000000000007 var_6) (bvult var_6 #x0000000000000008))
[ 0:06]   ASSUME (not (= var_5 var_6))
[ 0:06]   ASSUME (bvule var_5 var_6)
[ 0:06]   ASSUME (and (bvuge #x0000000000000000 #x0000000000000000) (bvult #x0000000000000000 var_0))
[ 0:06]   ASSUME (not (= #x0000000000000000 var_0))
[ 0:06]   ASSUME (not (= var_0 var_1))
[ 0:06]   ASSUME (not (= var_1 var_2))
[ 0:06]   ASSUME (and (bvuge #x0000000000000000 #x0000000000000000) (bvult #x0000000000000000 var_3))
[ 0:06]   ASSUME (not (= #x0000000000000000 var_3))
[ 0:06]   ASSUME (not (= var_3 var_4))
[ 0:06]   ASSUME (not (= #x0000000000000000 var_0))
[ 0:06]   ASSUME (not (= #x0000000000000000 var_3))
[ 0:06]   (0) Assertion failed: strcmp( a, b ) == 0, file /home/xrockai/src/divine/nightly/test/abstract/mstring-strcmp-b.cpp, line 15.
[ 0:06]   FAULT: 
[ 0:06]   [0] FATAL: assertion failure in userspace
[ 0:06] 
[ 0:06] active stack:
[ 0:06]   - symbol: void __dios::FaultBase::handler<__dios::Upcall<__dios::fs::VFS<__dios::ProcessManager<__dios::Fault<__dios::Scheduler<__dios::Base> > > > > >(_VM_Fault, _VM_Frame*, void (*)())
[ 0:06]     location: /dios/include/dios/sys/fault.hpp:118
[ 0:06]   - symbol: __dios_fault
[ 0:06]     location: /dios/src/arch/divm/fault.c:12
[ 0:06]   - symbol: __assert_fail
[ 0:06]     location: /dios/src/libc/_PDCLIB/assert.c:21
[ 0:06]   - symbol: main
[ 0:06]     location: /home/xrockai/src/divine/nightly/test/abstract/mstring-strcmp-b.cpp:15
[ 0:06]   - symbol: __dios_start
[ 0:06]     location: /dios/src/libc/sys/start.cpp:102
[ 0:06] a report was written to verify.out
[ 0:06] + divine sim --batch --skip-init --load-report verify.out