scripts/cpa.sh -svcomp23 -heap 10000M -benchmark -timelimit '900 s' -stats -spec /mnt/thread-witnesses/replication/bench/thread-witnesses/st-lit/properties/unreach-call.prp -64 /mnt/thread-witnesses/replication/bench/thread-witnesses/st-lit/prec/mine-tutorial-ex4.8.i


--------------------------------------------------------------------------------


Running CPAchecker with Java heap of size 10000M.
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 / svcomp23 (OpenJDK 64-Bit Server VM 11.0.17) started (CPAchecker.run, INFO)

Parsing CFA from file(s) "/mnt/thread-witnesses/replication/bench/thread-witnesses/st-lit/prec/mine-tutorial-ex4.8.i" (CPAchecker.parse, INFO)

Using heuristics to select analysis (CoreComponentsFactory.createAlgorithm, INFO)

The following configuration options were specified but are not used:
 cpa.callstack.unsupportedFunctions
 termination.violation.witness
 cpa.predicate.memoryAllocationsAlwaysSucceed
 cpa.arg.compressWitness
 cpa.callstack.skipFunctionPointerRecursion
 cpa.composite.aggregateBasicBlocks
 counterexample.export.graphml
 counterexample.export.compressWitness
 cpa.arg.proofWitness 
 (CPAchecker.printConfigurationWarnings, WARNING)

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

Performing heuristic ... (SelectionAlgorithm.chooseConfig, INFO)

Using the following resource limits: CPU-time limit of 900s (Analysis config/components/svcomp23--singleLoopConfig.properties:ResourceLimitChecker.fromConfiguration, INFO)

Using Restarting Algorithm (Analysis config/components/svcomp23--singleLoopConfig.properties:CoreComponentsFactory.createAlgorithm, INFO)

Loading analysis 1 from file config/components/svcomp23--singleLoop-symbolicExecution.properties ... (Analysis config/components/svcomp23--singleLoopConfig.properties:RestartAlgorithm.run, INFO)

Mismatch of configuration options when loading from 'config/components/svcomp23--singleLoop-symbolicExecution.properties': 'cpa.composite.aggregateBasicBlocks' has two values 'false' and 'true'. Using 'true'. (Analysis config/components/svcomp23--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO)

Mismatch of configuration options when loading from 'config/components/svcomp23--singleLoop-symbolicExecution.properties': 'limits.time.cpu' has two values '900 s' and '140s'. Using '140s'. (Analysis config/components/svcomp23--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO)

Mismatch of configuration options when loading from 'config/components/svcomp23--singleLoop-symbolicExecution.properties': 'limits.time.cpu::required' has two values '900' and '140s'. Using '140s'. (Analysis config/components/svcomp23--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO)

Using the following resource limits: CPU-time limit of 140s (Analysis config/components/svcomp23--singleLoopConfig.properties:Analysis config/components/svcomp23--singleLoop-symbolicExecution.properties:ResourceLimitChecker.fromConfiguration, INFO)

Starting analysis 1 ... (Analysis config/components/svcomp23--singleLoopConfig.properties:RestartAlgorithm.run, INFO)

Warning: Analysis 1 stopped. (The CPU-time limit of 140s has elapsed.) (Analysis config/components/svcomp23--singleLoopConfig.properties:ShutdownNotifier.shutdownIfNecessary, WARNING)

Statistics for algorithm 1 of 7
===============================
Total time for algorithm 1:   140.623s

ValueAnalysisCPA statistics
---------------------------
Number of variables per state:                     2.31 (sum: 25020, count: 10823, min: 0, max: 3)
Number of global variables per state:              0.00 (sum: 0, count: 10823, min: 0, max: 0)
Number of assumptions:                                 9465
Number of deterministic assumptions:                      0
Level of Determinism:                              0%

ValueAnalysisPrecisionAdjustment statistics
-------------------------------------------
Number of abstraction computations:                   10822
Total time for liveness abstraction:                   0.000s
Total time for abstraction computation:                0.074s
Total time for path thresholds:                        0.000s

SymbolicValueAnalysisPrecisionAdjustment statistics
---------------------------------------------------
Symbolic values before refinement:                    10143 (count: 10822, min: 0, max: 1, avg: 0.94)
Symbolic values after refinement:                     10143 (count: 10822, min: 0, max: 1, avg: 0.94)

ConstraintsStrengthenOperator statistics
----------------------------------------
Total time for strengthening by ConstraintsCPA:     0.005s
Replaced symbolic expressions: 0

ConstraintsCPA statistics
-------------------------

Time for solving constraints:                          9.126s
  Time for independent computation:                    0.552s
  Time for SMT check:                                  1.185s
  Time for resolving definites:                        1.641s

Cache lookups:                                         5409
Direct cache hits:                                     4055
Direct cache lookup time:                              0.013s
Subset cache hits:                                        0
Subset cache lookup time:                              0.062s
Superset cache hits:                                      0
Superset cache lookup time:                            0.016s

Number of removed outdated constraints:             1141426 (count: 3381, min: 0, max: 676, avg: 337.60)
Time for outdated constraint removal:                  5.360s

Constraints after refinement in state:              3661218 (count: 10822, min: 0, max: 676, avg: 338.31)
Constraints before refinement in state:             3661218 (count: 10822, min: 0, max: 676, avg: 338.31)
Time for constraints adjustment:                       0.414s

AutomatonAnalysis (SVCOMP) statistics
-------------------------------------
Number of states:                                  1
Total time for successor computation:                  0.104s
Automaton transfers with branching:                0
Automaton transfer successors:                     1.00 (sum: 11509, count: 11509, min: 1, max: 1) [1 x 11509]
Number of states with assumption transitions:      0

CPA algorithm statistics
------------------------
Number of iterations:            10823
Max size of waitlist:            2
Average size of waitlist:        1
Number of computed successors:   10822
Max successors for one state:    2
Number of times merged:          0
Number of times stopped:         0
Number of times breaked:         0

Total time for CPA algorithm:       140.274s (Max:   140.274s)
  Time for choose from waitlist:      0.025s
  Time for precision adjustment:      0.774s
  Time for transfer relation:        16.084s
  Time for stop operator:           123.170s
  Time for adding to reached set:     0.088s

Counterexample-Check Algorithm statistics
-----------------------------------------
Number of counterexample checks:    0

CPA algorithm statistics
------------------------
Number of iterations:            10823
Max size of waitlist:            2
Average size of waitlist:        1
Number of computed successors:   10822
Max successors for one state:    2
Number of times merged:          0
Number of times stopped:         0
Number of times breaked:         0

Total time for CPA algorithm:       140.274s (Max:   140.274s)
  Time for choose from waitlist:      0.025s
  Time for precision adjustment:      0.774s
  Time for transfer relation:        16.084s
  Time for stop operator:           123.170s
  Time for adding to reached set:     0.088s

Counterexample-Check Algorithm statistics
-----------------------------------------
Number of counterexample checks:    0

RestartAlgorithm switches to the next configuration... (Analysis config/components/svcomp23--singleLoopConfig.properties:RestartAlgorithm.run, INFO)

Loading analysis 2 from file config/components/svcomp23--singleLoop-valueAnalysis-Cegar.properties ... (Analysis config/components/svcomp23--singleLoopConfig.properties:RestartAlgorithm.run, INFO)

Mismatch of configuration options when loading from 'config/components/svcomp23--singleLoop-valueAnalysis-Cegar.properties': 'cpa.composite.aggregateBasicBlocks' has two values 'false' and 'true'. Using 'true'. (Analysis config/components/svcomp23--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO)

Mismatch of configuration options when loading from 'config/components/svcomp23--singleLoop-valueAnalysis-Cegar.properties': 'limits.time.cpu' has two values '900 s' and '60s'. Using '60s'. (Analysis config/components/svcomp23--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO)

Mismatch of configuration options when loading from 'config/components/svcomp23--singleLoop-valueAnalysis-Cegar.properties': 'limits.time.cpu::required' has two values '900' and '60s'. Using '60s'. (Analysis config/components/svcomp23--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO)

Using the following resource limits: CPU-time limit of 60s (Analysis config/components/svcomp23--singleLoopConfig.properties:Analysis config/components/svcomp23--singleLoop-valueAnalysis-Cegar.properties:ResourceLimitChecker.fromConfiguration, INFO)

Starting analysis 2 ... (Analysis config/components/svcomp23--singleLoopConfig.properties:RestartAlgorithm.run, INFO)

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


Selection Algorithm statistics
------------------------------
Size of preliminary analysis reached set:      0
Used algorithm property:                       config/components/svcomp23--singleLoopConfig.properties
Program containing only relevant bools:        0
Relevant boolean vars / relevant vars ratio:   0.2000
Requires alias handling:                       0
Requires loop handling:                        1
Has a single loop:                             1
Requires composite-type handling:              0
Requires array handling:                       0
Requires float handling:                       0
Requires recursion handling:                   0
Relevant addressed vars / relevant vars ratio: 0.0000
Program containing external functions:         true
Number of all righthand side functions:        5


Restart Algorithm statistics
----------------------------
Number of algorithms provided:    7
Number of algorithms used:        2
Total time for algorithm 2:     0.202s

ValueAnalysisCPA statistics
---------------------------
Number of variables per state:                     1.26 (sum: 44, count: 35, min: 0, max: 2)
Number of global variables per state:              0.00 (sum: 0, count: 35, min: 0, max: 0)
Number of assumptions:                                   32
Number of deterministic assumptions:                      0
Level of Determinism:                              0%

ValueAnalysisPrecisionAdjustment statistics
-------------------------------------------
Number of abstraction computations:                      52
Total time for liveness abstraction:                   0.000s
Total time for abstraction computation:                0.001s
Total time for path thresholds:                        0.000s

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

AutomatonAnalysis (SVCOMP) statistics
-------------------------------------
Number of states:                                  1
Total time for successor computation:                  0.006s
Automaton transfers with branching:                0
Automaton transfer successors:                     1.00 (sum: 73, count: 73, min: 1, max: 1) [1 x 73]
Number of states with assumption transitions:      0

CPA algorithm statistics
------------------------
Number of iterations:            50
Max size of waitlist:            2
Average size of waitlist:        1
Number of computed successors:   52
Max successors for one state:    2
Number of times merged:          0
Number of times stopped:         2
Number of times breaked:         1

Total time for CPA algorithm:         0.037s (Max:     0.024s)
  Time for choose from waitlist:      0.005s
  Time for precision adjustment:      0.002s
  Time for transfer relation:         0.028s
  Time for stop operator:             0.001s
  Time for adding to reached set:     0.000s

ValueAnalysisRefiner statistics
-------------------------------
Number of refinements:                                    1
Number of targets found:                                  1 (count: 1, min: 1, max: 1, avg: 1.00)
Time for completing refinement:                        0.039s
Number of root relocations:                               0
Number of similar, repeated refinements:                  0
Number of unique precision increments:             1

PathExtractor statistics
------------------------
Total number of targets found:            0

ValueAnalysisPathInterpolator statistics
----------------------------------------
  Time for interpolation:                              0.007s
  Number of interpolations:                               1
  Number of interpolation queries:                        7 (count: 8, min: 0, max: 2, avg: 0.88)
  Size of interpolant:                             0.75 (sum: 6, count: 8, min: 0, max: 1)
  Number of sliced prefixes:                              1 (count: 1, min: 1, max: 1, avg: 1.00)
  Extracting infeasible sliced prefixes:               0.012s
  Selecting infeasible sliced prefixes:                0.001s

CEGAR algorithm statistics
--------------------------
Number of CEGAR refinements:          1
Number of successful refinements:     1
Number of failed refinements:         0
Max. size of reached set before ref.: 17
Max. size of reached set after ref.:  1
Avg. size of reached set before ref.: 17.00
Avg. size of reached set after ref.:  1.00

Total time for CEGAR algorithm:       0.110s
Time for refinements:                 0.073s
Average time for refinement:          0.073s
Max time for refinement:              0.073s

Counterexample-Check Algorithm statistics
-----------------------------------------
Number of counterexample checks:    0

CPA algorithm statistics
------------------------
Number of iterations:            50
Max size of waitlist:            2
Average size of waitlist:        1
Number of computed successors:   52
Max successors for one state:    2
Number of times merged:          0
Number of times stopped:         2
Number of times breaked:         1

Total time for CPA algorithm:         0.037s (Max:     0.024s)
  Time for choose from waitlist:      0.005s
  Time for precision adjustment:      0.002s
  Time for transfer relation:         0.028s
  Time for stop operator:             0.001s
  Time for adding to reached set:     0.000s

ValueAnalysisRefiner statistics
-------------------------------
Number of refinements:                                    1
Number of targets found:                                  1 (count: 1, min: 1, max: 1, avg: 1.00)
Time for completing refinement:                        0.039s
Number of root relocations:                               0
Number of similar, repeated refinements:                  0
Number of unique precision increments:             1

PathExtractor statistics
------------------------
Total number of targets found:            0

ValueAnalysisPathInterpolator statistics
----------------------------------------
  Time for interpolation:                              0.007s
  Number of interpolations:                               1
  Number of interpolation queries:                        7 (count: 8, min: 0, max: 2, avg: 0.88)
  Size of interpolant:                             0.75 (sum: 6, count: 8, min: 0, max: 1)
  Number of sliced prefixes:                              1 (count: 1, min: 1, max: 1, avg: 1.00)
  Extracting infeasible sliced prefixes:               0.012s
  Selecting infeasible sliced prefixes:                0.001s

CEGAR algorithm statistics
--------------------------
Number of CEGAR refinements:          1
Number of successful refinements:     1
Number of failed refinements:         0
Max. size of reached set before ref.: 17
Max. size of reached set after ref.:  1
Avg. size of reached set before ref.: 17.00
Avg. size of reached set after ref.:  1.00

Total time for CEGAR algorithm:       0.110s
Time for refinements:                 0.073s
Average time for refinement:          0.073s
Max time for refinement:              0.073s

Counterexample-Check Algorithm statistics
-----------------------------------------
Number of counterexample checks:    0

CPAchecker general statistics
-----------------------------
Number of program locations:                       40
Number of CFA edges (per node):                          40 (count: 40, min: 0, max: 2, avg: 1.00)
Number of relevant variables:                      5
Number of functions:                               3
Number of loops (and loop nodes):                         1 (sum: 9, min: 9, max: 9, avg: 9.00)
Size of reached set:             35
  Number of reached locations:   17 (43%)
    Avg states per location:     2
    Max states per location:     4 (at node N8)
  Number of reached functions:   2 (67%)
  Number of target states:       0

Time for analysis setup:          1.327s
  Time for loading CPAs:          0.198s
  Time for loading parser:        0.330s
  Time for CFA construction:      0.740s
    Time for parsing file(s):     0.450s
    Time for AST to CFA:          0.138s
    Time for CFA sanity check:    0.000s
    Time for post-processing:     0.116s
      Time for function pointers resolving:            0.003s
        Function calls via function pointers:             0 (count: 1, min: 0, max: 0, avg: 0.00)
        Instrumented function pointer calls:              0 (count: 1, min: 0, max: 0, avg: 0.00)
        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:                  0.067s
        Time for collecting variables:                 0.038s
        Time for solving dependencies:                 0.000s
        Time for building hierarchy:                   0.000s
        Time for building classification:              0.029s
        Time for exporting data:                       0.000s
Time for Analysis:              140.956s
CPU time for analysis:          140.850s
Time for analyzing result:        0.000s
Total time for CPAchecker:      142.283s
Total CPU time for CPAchecker:  142.180s
Time for statistics:              0.069s

Time for Garbage Collector:       0.747s (in 108 runs)
Garbage Collector(s) used:    Copy, MarkSweepCompact

Verification result: TRUE. No property violation found by chosen configuration.
More details about the verification run can be found in the directory "./output".
