[ 0:01] compiling /var/obj/divine-nightly/semidbg/test/_expand/svcomp/array/array_single_elem_init_false.pkg.c/v.10.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.23/_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 [ 0:06] KLEE: WARNING: undefined reference to function: klee_free [ 0:06] KLEE: WARNING: undefined reference to function: klee_malloc [ 0:06] 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: 34141 [ 0:07] Stack: [ 0:07] #000034141 in __dios_start (l=0, argc=1, argv=94872242860552, envp=94872242946056) at /dios/libc/sys/start.cpp:87 [ 0:07] #100010160 in _ZN6__dios10sched_nullINS_5ClockINS_10NondetKleeINS_4BaseEEEEEE13run_schedulerINS_7ContextEEEvv () at /dios/sys/sched_null.hpp:163 [ 0:07] #200042491 in klee_boot (argc=2, argv=94872217819904) at /dios/arch/klee/boot.c:41 [ 0:07] [ 0:07] [ 0:07] 1 /* TAGS: error c sym */ [ 0:07] 2 /* VERIFY_OPTS: --symbolic --sequential -o nofail:malloc */ [ 0:07] 3 /* CC_OPTS: -DSIZE=10 */ [ 0:07] 4 [ 0:07] 5 // V: v.10 CC_OPT: -DSIZE=10 [ 0:07] 6 // V: v.100 CC_OPT: -DSIZE=100 TAGS: error big [ 0:07] 7 // V: v.1000 CC_OPT: -DSIZE=1000 TAGS: error big [ 0:07] 8 // V: v.10000 CC_OPT: -DSIZE=10000 TAGS: error big [ 0:07] 9 // V: v.100000 CC_OPT: -DSIZE=100000 TAGS: error big [ 0:07] 10 [ 0:07] 11 extern void __VERIFIER_error() __attribute__ ((__noreturn__)); [ 0:07] 12 void __VERIFIER_assert(int cond) { if(!(cond)) { ERROR: __VERIFIER_error(); } } [ 0:07] 13 extern int __VERIFIER_nondet_int(void); [ 0:07] 14 [ 0:07] 15 int main() [ 0:07] 16 { [ 0:07] 17 [ 0:07] 18 int i; [ 0:07] 19 int a[SIZE]; [ 0:07] 20 int b[SIZE]; [ 0:07] 21 int c[SIZE]; [ 0:07] 22 [ 0:07] 23 //init and update [ 0:07] 24 for (i = 0; i < SIZE; i++) [ 0:07] 25 { [ 0:07] 26 int q = __VERIFIER_nondet_int(); [ 0:07] 27 a[i] = 0; [ 0:07] 28 if (q == 0) [ 0:07] 29 { [ 0:07] 30 a[i] = 1; [ 0:07] 31 b[i] = i % 2; [ 0:07] 32 } [ 0:07] 33 if (a[i] != 0) [ 0:07] 34 { [ 0:07] 35 if (b[i] == 0) [ 0:07] 36 { [ 0:07] 37 c[i] = 0; [ 0:07] 38 } [ 0:07] 39 else [ 0:07] 40 { [ 0:07] 41 c[i] = 1; [ 0:07] 42 } [ 0:07] 43 } [ 0:07] 44 } [ 0:07] 45 [ 0:07] 46 a[SIZE/2] = 1; [ 0:07] 47 [ 0:07] 48 for (i = 0; i < SIZE; i++) [ 0:07] 49 { [ 0:07] 50 if (i == SIZE/2) [ 0:07] 51 { [ 0:07] 52 __VERIFIER_assert(c[i] == 0); /* ERROR */ [ 0:07] 53 } [ 0:07] 54 } [ 0:07] 55 return 0; [ 0:07] 56 } [ 0:07] 57 [ 0:07] # expected error to be found at /var/obj/divine-nightly/semidbg/test/_expand/svcomp/array/array_single_elem_init_false.pkg.c/v.10.c:52, but it was not