[ 0:00] compiling /home/xrockai/src/divine/nightly/test/posix/fs/rw-08.valid.c [ 0:00] compiling /dios/lib/config/seqklee.bc [ 0:00] setting up pass: functionmeta, options = [ 0:01] setting up pass: fuse-ctors, options = [ 0:01] KLEE: output directory is "/var/obj/divine-nightly/semidbg/test/__test_work_dir.17/_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' [ 0:03] [ 0:03] KLEE: WARNING: undefined reference to function: __dios_tainted_init [ 0:05] KLEE: WARNING: undefined reference to function: klee_free [ 0:05] KLEE: WARNING: undefined reference to function: klee_malloc [ 0:05] about to __boot:0 [ 0:05] KLEE: WARNING ONCE: Alignment of memory from call "klee_malloc" is not modelled. Using alignment of 8. [ 0:05] about to run the scheduler:0 [ 0:05] KLEE: WARNING ONCE: calling external: __dios_tainted_init() at /dios/libc/sys/start.cpp:49 5 [ 0:05] KLEE: ERROR: /dios/libc/sys/start.cpp:87: failed external call: __dios_tainted_init [ 0:05] KLEE: NOTE: now ignoring this error at this location [ 0:05] KLEE: ERROR: EXITING ON ERROR: [ 0:05] Error: failed external call: __dios_tainted_init [ 0:05] File: /dios/libc/sys/start.cpp [ 0:05] Line: 87 [ 0:05] assembly.ll line: 35283 [ 0:05] Stack: [ 0:05] #000035283 in __dios_start (l=0, argc=1, argv=94238758354952, envp=94238758373384) at /dios/libc/sys/start.cpp:87 [ 0:05] #100010158 in _ZN6__dios10sched_nullINS_5ClockINS_10NondetKleeINS_4BaseEEEEEE13run_schedulerINS_7ContextEEEvv () at /dios/sys/sched_null.hpp:163 [ 0:05] #200042425 in klee_boot (argc=1, argv=94238745544768) at /dios/arch/klee/boot.c:41 [ 0:05] [ 0:05] [ 0:05] 1 /* TAGS: c */ [ 0:05] 2 #include [ 0:05] 3 #include [ 0:05] 4 #include [ 0:05] 5 #include [ 0:05] 6 #include [ 0:05] 7 [ 0:05] 8 int main() { [ 0:05] 9 char buf[ 8 ] = {}; [ 0:05] 10 int fd = open( "file", O_CREAT | O_RDWR, 0644 ); [ 0:05] 11 int dupfd; [ 0:05] 12 assert( fd >= 0 ); [ 0:05] 13 [ 0:05] 14 assert( write( fd, "tralala", 7 ) == 7 ); [ 0:05] 15 dupfd = dup( fd ); [ 0:05] 16 assert( dupfd >= 0 ); [ 0:05] 17 assert( dupfd != fd ); [ 0:05] 18 [ 0:05] 19 assert( lseek( dupfd, 0, SEEK_CUR ) == 7 ); [ 0:05] 20 assert( lseek( dupfd, 0, SEEK_SET ) == 0 ); [ 0:05] 21 assert( lseek( fd, 0, SEEK_CUR ) == 0 ); [ 0:05] 22 [ 0:05] 23 assert( close( fd ) == 0 ); [ 0:05] 24 [ 0:05] 25 assert( read( dupfd, buf, 7 ) == 7 ); [ 0:05] 26 assert( strcmp( buf, "tralala" ) == 0 ); [ 0:05] 27 [ 0:05] 28 assert( close( dupfd ) == 0 ); [ 0:05] 29 return 0; [ 0:05] 30 } [ 0:05] # no errors were expected but one was found anyway