[ 0:01] compiling /home/xrockai/src/divine/nightly/test/lang-c/ptr-fragments.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.6/_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] about to __boot:0
[ 0:06] KLEE: WARNING ONCE: Alignment of memory from call "klee_malloc" is not modelled. Using alignment of 8.
[ 0:06] about to run the scheduler:0
[ 0:06] KLEE: WARNING ONCE: calling external: __dios_tainted_init() at /dios/libc/sys/start.cpp:49 5
[ 0:06] KLEE: ERROR: /dios/libc/sys/start.cpp:87: failed external call: __dios_tainted_init
[ 0:06] KLEE: NOTE: now ignoring this error at this location
[ 0:06] KLEE: ERROR: EXITING ON ERROR:
[ 0:06] Error: failed external call: __dios_tainted_init
[ 0:06] File: /dios/libc/sys/start.cpp
[ 0:06] Line: 87
[ 0:06] assembly.ll line: 34235
[ 0:06] Stack: 
[ 0:06] 	#000034235 in __dios_start (l=0, argc=1, argv=94473589235720, envp=94473589254152) at /dios/libc/sys/start.cpp:87
[ 0:06] 	#100010244 in _ZN6__dios10sched_nullINS_5ClockINS_10NondetKleeINS_4BaseEEEEEE13run_schedulerINS_7ContextEEEvv () at /dios/sys/sched_null.hpp:163
[ 0:06] 	#200042483 in klee_boot (argc=1, argv=94473576433728) at /dios/arch/klee/boot.c:41
[ 0:06] 
[ 0:06] 
[ 0:06]      1	/* TAGS: error min c segv */
[ 0:06]      2	#include <stdlib.h>
[ 0:06]      3	#include <assert.h>
[ 0:06]      4	
[ 0:06]      5	int main()
[ 0:06]      6	{
[ 0:06]      7	    int a = 1234567;
[ 0:06]      8	    int *p1 = &a;
[ 0:06]      9	    char broken_frags[ 16 ];
[ 0:06]     10	    char frags[ 8 ];
[ 0:06]     11	    char wrong[ 8 ];
[ 0:06]     12	    int *p2 = NULL;
[ 0:06]     13	
[ 0:06]     14	    for ( int i = 0; i < 8; ++i )
[ 0:06]     15	        broken_frags[ 2 * i ] = ( ( char * ) ( &p1 ) )[ i ];
[ 0:06]     16	
[ 0:06]     17	    for ( int i = 0; i < 8; ++i )
[ 0:06]     18	        frags[ i ] = broken_frags[ 2 * i ];
[ 0:06]     19	
[ 0:06]     20	    for ( int i = 0; i < 8; ++i )
[ 0:06]     21	        ( ( char * ) ( &p2 ) )[ i ] = frags[ i ];
[ 0:06]     22	
[ 0:06]     23	    assert( p1 == p2 );
[ 0:06]     24	    assert( *p2 == a );
[ 0:06]     25	    assert( **( ( int ** ) frags ) == a );
[ 0:06]     26	
[ 0:06]     27	    for ( int i = 0; i < 8; ++i )
[ 0:06]     28	        wrong[ i ] = frags[ i ];
[ 0:06]     29	    for ( int i = 0; i < 4; ++i )
[ 0:06]     30	        wrong[ i + 4 ] = frags[ 7 - i ];
[ 0:06]     31	
[ 0:06]     32	    assert( **( ( int ** ) wrong ) == a ); /* ERROR */
[ 0:06]     33	}
[ 0:06]     34	
[ 0:06] # expected error to be found at /home/xrockai/src/divine/nightly/test/lang-c/ptr-fragments.c:32, but it was not