scripts/cpa.sh -svcomp23 -heap 4000M -benchmark -timelimit '900 s' -stats -spec /mnt/goblint-svcomp/goblint-bench/bench/concrat/properties/no-data-race.prp -64 /mnt/goblint-svcomp/goblint-bench/bench/concrat/dnspod-sr/main.c


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Running CPAchecker with Java heap of size 4000M.
Running CPAchecker with default stack size (1024k). Specify a larger value with -stack if needed.
Language C detected and set for analysis (CPAMain.detectFrontendLanguageIfNecessary, INFO)

Using the following resource limits: CPU-time limit of 900s (ResourceLimitChecker.fromConfiguration, INFO)

CPAchecker 2.2 (OpenJDK 64-Bit Server VM 17.0.8.1) started (CPAchecker.run, INFO)

Parsing CFA from file(s) "/mnt/goblint-svcomp/goblint-bench/bench/concrat/dnspod-sr/main.c" (CPAchecker.parse, INFO)

line 3229: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 3465: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 4961: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 4970: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 4984: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 4999: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 5013: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 5028: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 5707: Dead code detected: return (0); (CFACreationUtils.addEdgeToCFA, INFO)

line 6840: Dead code detected: return (0); (CFACreationUtils.addEdgeToCFA, INFO)

line 6904: Dead code detected: return (0); (CFACreationUtils.addEdgeToCFA, INFO)

line 7014: Dead code detected: return (0); (CFACreationUtils.addEdgeToCFA, INFO)

line 8332: Dead code detected: return (0); (CFACreationUtils.addEdgeToCFA, INFO)

line 8662: Dead code detected: return ((void *)0); (CFACreationUtils.addEdgeToCFA, INFO)

Inline assembler ignored, analysis is probably unsound! (CFABuilder.createCFA, WARNING)

program contains concurrency, cloning functions... (CFACreator.postProcessingOnMutableCFAs, INFO)

Using predicate analysis with MathSAT5 version 5.6.8 (27814677e16f) (Jun 28 2022 17:03:19, gmp 6.1.2, gcc 6.3.0, 64-bit, reentrant) and JFactory 1.21. (PredicateCPA:PredicateCPA.<init>, INFO)

Starting analysis ... (CPAchecker.runAlgorithm, INFO)

Assuming external function getopt to be a pure function. (PredicateCPA:ExpressionToFormulaVisitor.visit, INFO)

Assuming external function daemon to be a pure function. (PredicateCPA:ExpressionToFormulaVisitor.visit, INFO)

line 1704: Ignoring parameters passed as varargs to function dbg: dbg("Error:%s\n", msg) (PredicateCPA:CtoFormulaConverter.makeFunctionCall, WARNING)

Error: line 992: Unsupported feature (memset): memset((void *)(&sa), 0, 152UL) (line was originally memset((void *)(& sa), 0, sizeof(sa));) (ExpressionToFormulaVisitor.visit, SEVERE)


PredicateCPA statistics
-----------------------
Number of abstractions:            63 (8% of all post computations)
  Times abstraction was reused:    0
  Because of function entry/exit:  41 (65%)
  Because of loop head:            22 (35%)
  Because of join nodes:           0 (0%)
  Because of threshold:            0 (0%)
  Because of target state:         0 (0%)
  Times precision was empty:       63 (100%)
  Times precision was {false}:     0 (0%)
  Times result was cached:         0 (0%)
  Times cartesian abs was used:    0 (0%)
  Times boolean abs was used:      0 (0%)
  Times result was 'false':        0 (0%)
Number of strengthen sat checks:   0
Number of coverage checks:         402
  BDD entailment checks:           352
Number of SMT sat checks:          0
  trivial:                         0
  cached:                          0

Max ABE block size:                       39
Avg ABE block size:                                4.22 (sum: 266, count: 63, min: 0, max: 39)
Number of predicates discovered:          0

Time for post operator:                                0.491s
  Time for path formula creation:                      0.486s
Time for strengthen operator:                          0.036s
Time for prec operator:                                0.021s
  Time for abstraction:                  0.001s (Max:     0.001s, Count: 63)
    Solving time:                        0.000s (Max:     0.000s)
    Model enumeration time:              0.000s
    Time for BDD construction:           0.000s (Max:     0.000s)
Time for merge operator:                               0.021s
Time for coverage checks:                              0.010s
  Time for BDD entailment checks:                      0.010s
Total time for SMT solver (w/o itp):     0.000s

Number of path formula cache hits:   40 (5%)

Inside post operator:                  
  Inside path formula creation:        
    Time for path formula computation:     0.477s

Total number of created targets for pointer analysis: 0


Number of BDD nodes:                               202
Size of BDD node table:                            202729
Size of BDD cache:                                 20287
Size of BDD node cleanup queue:                    0.00 (sum: 0, count: 416, min: 0, max: 0)
Time for BDD node cleanup:                             0.001s
Time for BDD garbage collection:                       0.000s (in 0 runs)

KeyValue statistics
-------------------
Init. function predicates:                         0
Init. global predicates:                           0
Init. location predicates:                         0

Invariant Generation statistics
-------------------------------

ValueAnalysisCPA statistics
---------------------------
Number of variables per state:                     5.21 (sum: 4176, count: 802, min: 0, max: 15)
Number of global variables per state:              3.56 (sum: 2859, count: 802, min: 0, max: 6)
Number of assumptions:                                  142
Number of deterministic assumptions:                      0
Level of Determinism:                              0%

ValueAnalysisPrecisionAdjustment statistics
-------------------------------------------
Number of abstraction computations:                     826
Total time for liveness abstraction:                   0.000s
Total time for abstraction computation:                0.002s
Total time for path thresholds:                        0.000s

ConstraintsStrengthenOperator statistics
----------------------------------------
Total time for strengthening by ConstraintsCPA:     0.000s
Replaced symbolic expressions: 0

AutomatonAnalysis (DataRace) statistics
---------------------------------------
Number of states:                                  1
Total time for successor computation:                  0.006s
Total time for strengthen operator:                    0.181s
Automaton transfers with branching:                0
Automaton transfer successors:                     1.00 (sum: 826, count: 826, min: 1, max: 1) [1 x 826]
Number of states with assumption transitions:      0

AutomatonAnalysis (svcompTerminatingFunctions) statistics
---------------------------------------------------------
Number of states:                                  1
Total time for successor computation:                  0.004s
Automaton transfers with branching:                0
Automaton transfer successors:                     1.00 (sum: 826, count: 826, min: 1, max: 1) [1 x 826]
Number of states with assumption transitions:      0

CPA algorithm statistics
------------------------
Number of iterations:            795
Max size of waitlist:            19
Average size of waitlist:        5
Number of computed successors:   826
Max successors for one state:    2
Number of times merged:          4
Number of times stopped:         25
Number of times breaked:         0

Total time for CPA algorithm:         1.139s (Max:     1.139s)
  Time for choose from waitlist:      0.000s
  Time for precision adjustment:      0.058s
  Time for transfer relation:         0.975s
  Time for merge operator:            0.044s
  Time for stop operator:             0.019s
  Time for adding to reached set:     0.009s

CPAchecker general statistics
-----------------------------
Number of program locations:                       46196
Number of CFA edges (per node):                       52506 (count: 46196, min: 0, max: 43, avg: 1.14)
Number of relevant variables:                      10042
Number of functions:                               1207
Number of loops (and loop nodes):                       919 (sum: 16307, min: 2, max: 114, avg: 17.74)
Size of reached set:             802
  Number of partitions:          758
    Avg size of partitions:      1
    Max size of partitions:      8 (with key [{main=N7660 (before line 8779) Function main called from node N7642, stack depth 1 [11dc43b9], stack [main] @@ 0}])
  Number of target states:       0
  Size of final wait list:       8

Time for analysis setup:          8.032s
  Time for loading CPAs:          1.384s
  Time for loading parser:        0.283s
  Time for CFA construction:      6.276s
    Time for parsing file(s):     0.813s
    Time for AST to CFA:          1.415s
    Time for CFA sanity check:    0.000s
    Time for post-processing:     3.859s
      Time for function pointers resolving:            0.029s
        Function calls via function pointers:            14 (count: 1, min: 14, max: 14, avg: 14.00)
        Instrumented function pointer calls:             14 (count: 1, min: 14, max: 14, avg: 14.00)
        Function calls with function pointer arguments:        0 (count: 1, min: 0, max: 0, avg: 0.00)
        Instrumented function pointer arguments:          0 (count: 1, min: 0, max: 0, avg: 0.00)
      Time for classifying variables:                  2.377s
        Time for collecting variables:                 1.474s
        Time for solving dependencies:                 0.062s
        Time for building hierarchy:                   0.018s
        Time for building classification:              0.820s
        Time for exporting data:                       0.000s
Time for Analysis:                1.140s
CPU time for analysis:            1.140s
Total time for CPAchecker:        9.185s
Total CPU time for CPAchecker:    9.190s
Time for statistics:              0.120s

Time for Garbage Collector:       0.894s (in 23 runs)
Garbage Collector(s) used:    Copy, MarkSweepCompact

Verification result: UNKNOWN, incomplete analysis.
More details about the verification run can be found in the directory "./output".
