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/pianobar/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/pianobar/main.c" (CPAchecker.parse, INFO)

line 7271: Dead code detected: __res = tolower((int )((unsigned char )*haystack)); (CFACreationUtils.addEdgeToCFA, INFO)

line 7277: Dead code detected: __res___0 = tolower((int )((unsigned char )*needlePos)); (CFACreationUtils.addEdgeToCFA, INFO)

line 10113: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 10116: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 10119: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 10122: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 10125: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 10128: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 10131: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 10134: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 10137: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 10140: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 10143: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 10146: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 10149: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 10152: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 10155: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 10158: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 10161: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 10164: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 10167: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 10170: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 10173: Dead code detected: break; (CFACreationUtils.addEdgeToCFA, INFO)

line 10546: Dead code detected: break; (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)

Error: line 4228: Unsupported feature (memset): memset((void *)(&app), 0, 1000UL) (line was originally memset((void *)(& app), 0, sizeof(app));) (ExpressionToFormulaVisitor.visit, SEVERE)


PredicateCPA statistics
-----------------------
Number of abstractions:            2 (0% of all post computations)
  Times abstraction was reused:    0
  Because of function entry/exit:  2 (100%)
  Because of loop head:            0 (0%)
  Because of join nodes:           0 (0%)
  Because of threshold:            0 (0%)
  Because of target state:         0 (0%)
  Times precision was empty:       2 (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:         0
  BDD entailment checks:           0
Number of SMT sat checks:          0
  trivial:                         0
  cached:                          0

Max ABE block size:                       21
Avg ABE block size:                                11.00 (sum: 22, count: 2, min: 1, max: 21)
Number of predicates discovered:          0

Time for post operator:                                0.479s
  Time for path formula creation:                      0.475s
Time for strengthen operator:                          0.010s
Time for prec operator:                                0.019s
  Time for abstraction:                  0.000s (Max:     0.000s, Count: 2)
    Solving time:                        0.000s (Max:     0.000s)
    Model enumeration time:              0.000s
    Time for BDD construction:           0.000s (Max:     0.000s)
Time for coverage checks:                              0.000s
Total time for SMT solver (w/o itp):     0.000s

Number of path formula cache hits:   0 (0%)

Inside post operator:                  
  Inside path formula creation:        
    Time for path formula computation:     0.445s

Total number of created targets for pointer analysis: 0


Number of BDD nodes:                               202
Size of BDD node table:                            202729
Size of BDD node cleanup queue:                    0.00 (sum: 0, count: 3, min: 0, max: 0)
Time for BDD node cleanup:                             0.000s
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:                     0.60 (sum: 432, count: 720, min: 0, max: 3)
Number of global variables per state:              0.60 (sum: 431, count: 720, min: 0, max: 2)
Number of assumptions:                                    0
Number of deterministic assumptions:                      0
Level of Determinism:                              100%

ValueAnalysisPrecisionAdjustment statistics
-------------------------------------------
Number of abstraction computations:                     719
Total time for liveness abstraction:                   0.000s
Total time for abstraction computation:                0.014s
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:                  0.005s
Total time for strengthen operator:                    0.177s
Automaton transfers with branching:                0
Automaton transfer successors:                     1.00 (sum: 719, count: 719, min: 1, max: 1) [1 x 719]
Number of states with assumption transitions:      0

AutomatonAnalysis (svcompTerminatingFunctions) statistics
---------------------------------------------------------
Number of states:                                  1
Total time for successor computation:                  0.003s
Automaton transfers with branching:                0
Automaton transfer successors:                     1.00 (sum: 719, count: 719, min: 1, max: 1) [1 x 719]
Number of states with assumption transitions:      0

CPA algorithm statistics
------------------------
Number of iterations:            720
Max size of waitlist:            1
Average size of waitlist:        1
Number of computed successors:   719
Max successors for one state:    1
Number of times merged:          0
Number of times stopped:         0
Number of times breaked:         0

Total time for CPA algorithm:         0.990s (Max:     0.990s)
  Time for choose from waitlist:      0.002s
  Time for precision adjustment:      0.068s
  Time for transfer relation:         0.877s
  Time for stop operator:             0.006s
  Time for adding to reached set:     0.015s

CPAchecker general statistics
-----------------------------
Number of program locations:                       42600
Number of CFA edges (per node):                       48762 (count: 42600, min: 0, max: 115, avg: 1.14)
Number of relevant variables:                      9631
Number of functions:                               985
Number of loops (and loop nodes):                       492 (sum: 17730, min: 4, max: 1075, avg: 36.04)
Size of reached set:             720
  Number of partitions:          720
    Avg size of partitions:      1
    Max size of partitions:      1
  Number of target states:       0
  Size of final wait list:       1

Time for analysis setup:         11.026s
  Time for loading CPAs:          1.487s
  Time for loading parser:        0.290s
  Time for CFA construction:      9.173s
    Time for parsing file(s):     0.879s
    Time for AST to CFA:          1.396s
    Time for CFA sanity check:    0.000s
    Time for post-processing:     6.682s
      Time for function pointers resolving:            0.032s
        Function calls via function pointers:             3 (count: 1, min: 3, max: 3, avg: 3.00)
        Instrumented function pointer calls:              3 (count: 1, min: 3, max: 3, avg: 3.00)
        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:                  1.738s
        Time for collecting variables:                 1.070s
        Time for solving dependencies:                 0.111s
        Time for building hierarchy:                   0.007s
        Time for building classification:              0.547s
        Time for exporting data:                       0.000s
Time for Analysis:                0.996s
CPU time for analysis:            1.000s
Total time for CPAchecker:       12.022s
Total CPU time for CPAchecker:   12.030s
Time for statistics:              0.099s

Time for Garbage Collector:       2.261s (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".
