Reenable failing symex regressions on Windows.

[thk123]

Failing symex tests on Windows:

Running tests
  Running array1/test.desc  [OK]
  Running function_pointer1/test.desc  [OK]
  Running if1/test.desc  [OK]
  Running malloc1/test.desc  [OK]
  Running pointer1/test.desc  [OK]
  Running pointer2/test.desc  [OK]
  Running pointer3/test.desc  [OK]
  Running show-trace1/test.desc  [OK]
  Running struct1/test.desc  [OK]
  Running struct2/test.desc  [OK]
  Running struct3/test.desc  [OK]
  Running va_args_1/test.desc  [OK]
  Running va_args_10/test.desc  [FAILED]
  Running va_args_2/test.desc  [FAILED]
  Running va_args_3/test.desc  [FAILED]
  Running va_args_4/test.desc  [OK]
  Running va_args_5/test.desc  [FAILED]
  Running va_args_6/test.desc  [FAILED]
  Running va_args_7/test.desc  [OK]
  Running va_args_8/test.desc  [OK]
  Running va_args_9/test.desc  [OK]
Tests failed
  5 of 21 tests failed
Failed test: va_args_10
Parsing main.c
main.c
Converting
Type-checking main
Generating GOTO Program
Adding CPROVER library (x86_64)
Partial Inlining
Generic Property Instrumentation
Removal of function pointers and virtual functions
failed to dereference `symbol'
Number of visited locations: 28 (out of 79)
Number of dropped states: 1
Number of paths: 0
Number of infeasible paths: 0
Generated 0 VCC(s), 0 remaining after simplification
Runtime: 0s total, 0s SAT
** Results:
[main.assertion.1] assertion m3 == 6: SUCCESS
** 0 of 1 failed
VERIFICATION SUCCESSFUL
EXIT=0
SIGNAL=0
Failed test.desc lines:
^EXIT=10$ [FAILED]
^VERIFICATION FAILED$ [FAILED]
Failed test: va_args_2
Parsing main.c
main.c
Converting
Type-checking main
Generating GOTO Program
Adding CPROVER library (x86_64)
Partial Inlining
Generic Property Instrumentation
Removal of function pointers and virtual functions
failed to dereference `symbol'
Number of visited locations: 27 (out of 71)
Number of dropped states: 1
Number of paths: 0
Number of infeasible paths: 0
Generated 0 VCC(s), 0 remaining after simplification
Runtime: 0s total, 0s SAT
** Results:
[main.assertion.1] assertion m == 8: SUCCESS
** 0 of 1 failed
VERIFICATION SUCCESSFUL
EXIT=0
SIGNAL=0
Failed test.desc lines:
^EXIT=10$ [FAILED]
^VERIFICATION FAILED$ [FAILED]
Failed test: va_args_3
Parsing main.c
main.c
Converting
Type-checking main
Generating GOTO Program
Adding CPROVER library (x86_64)
Partial Inlining
Generic Property Instrumentation
Removal of function pointers and virtual functions
failed to dereference `symbol'
Number of visited locations: 26 (out of 69)
Number of dropped states: 1
Number of paths: 0
Number of infeasible paths: 0
Generated 0 VCC(s), 0 remaining after simplification
Runtime: 0s total, 0s SAT
** Results:
[main.assertion.1] assertion m == 1: SUCCESS
** 0 of 1 failed
VERIFICATION SUCCESSFUL
EXIT=0
SIGNAL=0
Failed test.desc lines:
^EXIT=10$ [FAILED]
^VERIFICATION FAILED$ [FAILED]
Failed test: va_args_5
Parsing main.c
main.c
Converting
Type-checking main
Generating GOTO Program
Adding CPROVER library (x86_64)
Partial Inlining
Generic Property Instrumentation
Removal of function pointers and virtual functions
failed to dereference `symbol'
Number of visited locations: 27 (out of 71)
Number of dropped states: 1
Number of paths: 0
Number of infeasible paths: 0
Generated 0 VCC(s), 0 remaining after simplification
Runtime: 0s total, 0s SAT
** Results:
[main.assertion.1] assertion m == 8: SUCCESS
** 0 of 1 failed
VERIFICATION SUCCESSFUL
EXIT=0
SIGNAL=0
Failed test.desc lines:
^EXIT=10$ [FAILED]
^VERIFICATION FAILED$ [FAILED]
Failed test: va_args_6
Parsing main.c
main.c
Converting
Type-checking main
Generating GOTO Program
Adding CPROVER library (x86_64)
Partial Inlining
Generic Property Instrumentation
Removal of function pointers and virtual functions
failed to dereference `symbol'
Number of visited locations: 26 (out of 69)
Number of dropped states: 1
Number of paths: 0
Number of infeasible paths: 0
Generated 0 VCC(s), 0 remaining after simplification
Runtime: 0s total, 0s SAT
** Results:
[main.assertion.1] assertion m == 2: SUCCESS
** 0 of 1 failed
VERIFICATION SUCCESSFUL
EXIT=0
SIGNAL=0
Failed test.desc lines:
^EXIT=10$ [FAILED]
^VERIFICATION FAILED$ [FAILED]
make[1]: *** [test] Error 1
make[1]: Leaving directory `C:/projects/cbmc/regression/symex'
make: *** [test] Error 1

These are currently manually disabled for just Windows. (Disabled in appveyor.yml)

[thk123]

Disabled by PR: #1378

[tautschnig]

We no longer use AppVeyor or selectively disable tests for Windows. Closing.