[ 0:01] compiling /var/obj/divine-nightly/semidbg/test/_expand/svcomp/loops/nested6_true.pkg.c/small.5.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" [ 0:04] 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: 34150 [ 0:07] Stack: [ 0:07] #000034150 in __dios_start (l=0, argc=1, argv=94750735520264, envp=94750735605768) at /dios/libc/sys/start.cpp:87 [ 0:07] #100010169 in _ZN6__dios10sched_nullINS_5ClockINS_10NondetKleeINS_4BaseEEEEEE13run_schedulerINS_7ContextEEEvv () at /dios/sys/sched_null.hpp:163 [ 0:07] #200042500 in klee_boot (argc=2, argv=94750710512384) 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 /* CC_OPTS: -DNUM=5 */ [ 0:07] 4 [ 0:07] 5 extern void __VERIFIER_error(void); [ 0:07] 6 extern void __VERIFIER_assume(int); [ 0:07] 7 void __VERIFIER_assert(int cond) { [ 0:07] 8 if (!(cond)) { [ 0:07] 9 ERROR: __VERIFIER_error(); [ 0:07] 10 } [ 0:07] 11 return; [ 0:07] 12 } [ 0:07] 13 extern int __VERIFIER_nondet_int(void); [ 0:07] 14 [ 0:07] 15 // V: small.5 CC_OPT: -DNUM=5 [ 0:07] 16 // V: small.10 CC_OPT: -DNUM=10 TAGS: big [ 0:07] 17 // V: big.100 CC_OPT: -DNUM=100 TAGS: big [ 0:07] 18 // V: big.1000 CC_OPT: -DNUM=1000 TAGS: big [ 0:07] 19 // V: big.10000 CC_OPT: -DNUM=10000 TAGS: big [ 0:07] 20 // V: big.100000 CC_OPT: -DNUM=100000 TAGS: big [ 0:07] 21 [ 0:07] 22 int main() { [ 0:07] 23 int i,j,k,n; [ 0:07] 24 [ 0:07] 25 k = __VERIFIER_nondet_int(); [ 0:07] 26 n = __VERIFIER_nondet_int(); [ 0:07] 27 if (!(n < NUM)) return 0; [ 0:07] 28 if( k == n) { [ 0:07] 29 } else { [ 0:07] 30 goto END; [ 0:07] 31 } [ 0:07] 32 [ 0:07] 33 for (i=0;i=2*i); [ 0:07] 38 } [ 0:07] 39 } [ 0:07] 40 else { [ 0:07] 41 __VERIFIER_assert( k >= n ); [ 0:07] 42 __VERIFIER_assert( k <= n ); [ 0:07] 43 } [ 0:07] 44 } [ 0:07] 45 } [ 0:07] 46 END: [ 0:07] 47 return 0; [ 0:07] 48 } [ 0:07] # no errors were expected but one was found anyway