[ 0:01] compiling /home/xrockai/src/divine/nightly/test/svcomp/loops/large_const_true.c [ 0:01] compiling /dios/lib/config/seqklee.bc [ 0:01] 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.2/_klee_out" [ 0:03] KLEE: Using Z3 solver backend [ 0:03] WARNING: this target does not support the llvm.stacksave intrinsic. [ 0:03] 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: 34167 [ 0:07] Stack: [ 0:07] #000034167 in __dios_start (l=2, argc=1, argv=93929806148104, envp=93929806225416) at /dios/libc/sys/start.cpp:87 [ 0:07] #100010186 in _ZN6__dios10sched_nullINS_5ClockINS_10NondetKleeINS_4BaseEEEEEE13run_schedulerINS_7ContextEEEvv () at /dios/sys/sched_null.hpp:163 [ 0:07] #200042517 in klee_boot (argc=2, argv=93929781074688) at /dios/arch/klee/boot.c:41 [ 0:07] [ 0:07] [ 0:07] 1 /* TAGS: c sym */ [ 0:07] 2 /* VERIFY_OPTS: --symbolic --sequential -o nofail:malloc */ [ 0:07] 3 extern void __VERIFIER_error(void); [ 0:07] 4 extern void __VERIFIER_assume(int); [ 0:07] 5 void __VERIFIER_assert(int cond) { [ 0:07] 6 if (!(cond)) { [ 0:07] 7 ERROR: __VERIFIER_error(); [ 0:07] 8 } [ 0:07] 9 return; [ 0:07] 10 } [ 0:07] 11 int __VERIFIER_nondet_int(); [ 0:07] 12 #define LARGE_INT 1000000 [ 0:07] 13 [ 0:07] 14 int main(int argc, char* argv[]) { [ 0:07] 15 int c1 = 4000; [ 0:07] 16 int c2 = 2000; [ 0:07] 17 int c3 = 10000; [ 0:07] 18 int n, v; [ 0:07] 19 int i, k, j; [ 0:07] 20 [ 0:07] 21 n = __VERIFIER_nondet_int(); [ 0:07] 22 if (!(0 <= n && n < 10)) return 0; [ 0:07] 23 [ 0:07] 24 k = 0; [ 0:07] 25 i = 0; [ 0:07] 26 while( i < n ) { [ 0:07] 27 i++; [ 0:07] 28 v = __VERIFIER_nondet_int(); [ 0:07] 29 if (!(0 <= v && n < 2)) return 0; [ 0:07] 30 if( v == 0 ) [ 0:07] 31 k += c1; [ 0:07] 32 else if( v == 1 ) [ 0:07] 33 k += c2; [ 0:07] 34 else [ 0:07] 35 k += c3; [ 0:07] 36 } [ 0:07] 37 [ 0:07] 38 j = 0; [ 0:07] 39 while( j < n ) { [ 0:07] 40 __VERIFIER_assert(k > 0); [ 0:07] 41 j++; [ 0:07] 42 k--; [ 0:07] 43 } [ 0:07] 44 [ 0:07] 45 return 0; [ 0:07] 46 } [ 0:07] # no errors were expected but one was found anyway