[ 0:01] compiling /home/xrockai/src/divine/nightly/test/libcxx/algorithms/next_permutation.pass.cpp [ 0:01] In file included from /home/xrockai/src/divine/nightly/test/libcxx/algorithms/next_permutation.pass.cpp:20: [ 0:01] In file included from /dios/libcxx/include/algorithm:639: [ 0:01] In file included from /dios/libcxx/include/initializer_list:46: [ 0:01] In file included from /dios/libcxx/include/cstddef:44: [ 0:01] In file included from /dios/include/stddef.h:10: [ 0:01] In file included from /dios/include/_PDCLIB/int.h:16: [ 0:01] /dios/include/_PDCLIB/cdefs.h:69:10: warning: Unsupported _ _cplusplus (__cplusplus) (too new) (supported: ISO/IEC 14882:1997, ISO/IEC 14882:2011). [ 0:01] #warning Unsupported _ _cplusplus (__cplusplus) (too new) (supported: ISO/IEC 14882:1997, ISO/IEC 14882:2011). [ 0:01] ^ [ 0:01] 1 warning generated. [ 0:01] compiling /dios/lib/config/seqklee.bc [ 0:01] setting up pass: functionmeta, options = [ 0:03] setting up pass: fuse-ctors, options = [ 0:03] KLEE: output directory is "/var/obj/divine-nightly/semidbg/test/__test_work_dir.21/_klee_out" [ 0:05] KLEE: Using Z3 solver backend [ 0:05] WARNING: this target does not support the llvm.stacksave intrinsic. [ 0:05] 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' [ 0:05] [ 0:05] KLEE: WARNING: undefined reference to function: __dios_tainted_init [ 0:08] KLEE: WARNING: undefined reference to function: klee_free [ 0:08] KLEE: WARNING: undefined reference to function: klee_malloc [ 0:08] i:1 [ 0:08] KLEE: WARNING ONCE: Alignment of memory from call "klee_malloc" is not modelled. Using alignment of 8. [ 0:08] about to __boot:0 [ 0:08] about to run the scheduler:0 [ 0:08] KLEE: WARNING ONCE: calling external: __dios_tainted_init() at /dios/libc/sys/start.cpp:49 5 [ 0:08] KLEE: ERROR: /dios/libc/sys/start.cpp:87: failed external call: __dios_tainted_init [ 0:08] KLEE: NOTE: now ignoring this error at this location [ 0:08] KLEE: ERROR: EXITING ON ERROR: [ 0:09] Error: failed external call: __dios_tainted_init [ 0:09] File: /dios/libc/sys/start.cpp [ 0:09] Line: 87 [ 0:09] assembly.ll line: 36582 [ 0:09] Stack: [ 0:09] #000036582 in __dios_start (l=2, argc=1, argv=94085091840520, envp=94085091901448) at /dios/libc/sys/start.cpp:87 [ 0:09] #100012591 in _ZN6__dios10sched_nullINS_5ClockINS_10NondetKleeINS_4BaseEEEEEE13run_schedulerINS_7ContextEEEvv () at /dios/sys/sched_null.hpp:163 [ 0:09] #200044830 in klee_boot (argc=2, argv=94085064767488) at /dios/arch/klee/boot.c:41 [ 0:09] [ 0:09] [ 0:09] 1 /* TAGS: c++ fin */ [ 0:09] 2 /* CC_OPTS: -std=c++2a */ [ 0:09] 3 /* VERIFY_OPTS: -o nofail:malloc */ [ 0:09] 4 //===----------------------------------------------------------------------===// [ 0:09] 5 // [ 0:09] 6 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. [ 0:09] 7 // See https://llvm.org/LICENSE.txt for license information. [ 0:09] 8 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception [ 0:09] 9 // [ 0:09] 10 //===----------------------------------------------------------------------===// [ 0:09] 11 [ 0:09] 12 // [ 0:09] 13 [ 0:09] 14 // template [ 0:09] 15 // requires ShuffleIterator [ 0:09] 16 // && LessThanComparable [ 0:09] 17 // bool [ 0:09] 18 // next_permutation(Iter first, Iter last); [ 0:09] 19 [ 0:09] 20 #include [ 0:09] 21 #include [ 0:09] 22 [ 0:09] 23 #include "test_macros.h" [ 0:09] 24 #include "test_iterators.h" [ 0:09] 25 [ 0:09] 26 #include [ 0:09] 27 [ 0:09] 28 int factorial(int x) [ 0:09] 29 { [ 0:09] 30 int r = 1; [ 0:09] 31 for (; x; --x) [ 0:09] 32 r *= x; [ 0:09] 33 return r; [ 0:09] 34 } [ 0:09] 35 [ 0:09] 36 template [ 0:09] 37 void [ 0:09] 38 test() [ 0:09] 39 { [ 0:09] 40 int ia[] = {1, 2, 3, 4, 5, 6}; [ 0:09] 41 const int sa = sizeof(ia)/sizeof(ia[0]); [ 0:09] 42 int prev[sa]; [ 0:09] 43 for (int e = 0; e <= sa; ++e) [ 0:09] 44 { [ 0:09] 45 int count = 0; [ 0:09] 46 bool x; [ 0:09] 47 do [ 0:09] 48 { [ 0:09] 49 std::copy(ia, ia+e, prev); [ 0:09] 50 x = std::next_permutation(Iter(ia), Iter(ia+e)); [ 0:09] 51 if (e > 1) [ 0:09] 52 { [ 0:09] 53 if (x) [ 0:09] 54 assert(std::lexicographical_compare(prev, prev+e, ia, ia+e)); [ 0:09] 55 else [ 0:09] 56 assert(std::lexicographical_compare(ia, ia+e, prev, prev+e)); [ 0:09] 57 } [ 0:09] 58 ++count; [ 0:09] 59 } while (x); [ 0:09] 60 assert(count == factorial(e)); [ 0:09] 61 } [ 0:09] 62 } [ 0:09] 63 [ 0:09] 64 int main(int, char**) [ 0:09] 65 { [ 0:09] 66 test >(); [ 0:09] 67 test >(); [ 0:09] 68 test(); [ 0:09] 69 [ 0:09] 70 return 0; [ 0:09] 71 } [ 0:09] # no errors were expected but one was found anyway