[ 0:00] compiling /home/xrockai/src/divine/nightly/test/svcomp/loops/cggmp2005b_true.c [ 0:00] compiling /dios/lib/config/seqklee.bc [ 0:00] setting up pass: functionmeta, options = [ 0:02] setting up pass: fuse-ctors, options = [ 0:02] KLEE: output directory is "/var/obj/divine-nightly/semidbg/test/__test_work_dir.0/_klee_out" [ 0:04] KLEE: Using Z3 solver backend [ 0:04] WARNING: this target does not support the llvm.stacksave intrinsic. [ 0:04] warning: Linking two modules of different target triples: klee_div_zero_check.bc' is 'x86_64-unknown-linux-gnu' whereas 'klee.bc' is 'x86_64-unknown-none-elf' [ 0:04] [ 0:04] KLEE: WARNING: undefined reference to function: __dios_tainted_init [ 0:07] KLEE: WARNING: undefined reference to function: klee_free [ 0:07] KLEE: WARNING: undefined reference to function: klee_malloc [ 0:07] i:1 [ 0:07] KLEE: WARNING ONCE: Alignment of memory from call "klee_malloc" is not modelled. Using alignment of 8. [ 0:07] about to __boot:0 [ 0:07] about to run the scheduler:0 [ 0:07] KLEE: WARNING ONCE: calling external: __dios_tainted_init() at /dios/libc/sys/start.cpp:49 5 [ 0:07] KLEE: ERROR: /dios/libc/sys/start.cpp:87: failed external call: __dios_tainted_init [ 0:07] KLEE: NOTE: now ignoring this error at this location [ 0:07] KLEE: ERROR: EXITING ON ERROR: [ 0:07] Error: failed external call: __dios_tainted_init [ 0:07] File: /dios/libc/sys/start.cpp [ 0:07] Line: 87 [ 0:07] assembly.ll line: 34050 [ 0:07] Stack: [ 0:07] #000034050 in __dios_start (l=0, argc=1, argv=94506345378312, envp=94506345455624) at /dios/libc/sys/start.cpp:87 [ 0:07] #100010069 in _ZN6__dios10sched_nullINS_5ClockINS_10NondetKleeINS_4BaseEEEEEE13run_schedulerINS_7ContextEEEvv () at /dios/sys/sched_null.hpp:163 [ 0:07] #200042315 in klee_boot (argc=2, argv=94506319346816) at /dios/arch/klee/boot.c:41 [ 0:07] [ 0:07] [ 0:07] 1 /* TAGS: c */ [ 0:07] 2 /* VERIFY_OPTS: --sequential -o nofail:malloc */ [ 0:07] 3 // Source: A. Costan, S. Gaubert, E. Goubault, M. Martel, S. Putot: "A Policy [ 0:07] 4 // Iteration Algorithm for Computing Fixed Points in Static Analysis of [ 0:07] 5 // Programs", CAV 2005 [ 0:07] 6 extern void __VERIFIER_error(void); [ 0:07] 7 extern void __VERIFIER_assume(int); [ 0:07] 8 void __VERIFIER_assert(int cond) { [ 0:07] 9 if (!(cond)) { [ 0:07] 10 ERROR: __VERIFIER_error(); [ 0:07] 11 } [ 0:07] 12 return; [ 0:07] 13 } [ 0:07] 14 int __VERIFIER_nondet_int(); [ 0:07] 15 #define LARGE_INT 1000000 [ 0:07] 16 [ 0:07] 17 int main() { [ 0:07] 18 int i,j,k; [ 0:07] 19 i = 0; [ 0:07] 20 k = 9; [ 0:07] 21 j = -100; [ 0:07] 22 while (i <= 100) { [ 0:07] 23 i = i + 1; [ 0:07] 24 while (j < 20) { [ 0:07] 25 j = i + j; [ 0:07] 26 } [ 0:07] 27 k = 4; [ 0:07] 28 while (k <= 3) { [ 0:07] 29 k = k + 1; [ 0:07] 30 } [ 0:07] 31 } [ 0:07] 32 __VERIFIER_assert(k == 4); [ 0:07] 33 return 0; [ 0:07] 34 } [ 0:07] # no errors were expected but one was found anyway