/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf -tc ../../../trunk/examples/toolchains/AutomizerBpl.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.line819.bpl


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


This is Ultimate 0.2.2-wip.dk.por-optimizations-5c708e3-m
[2022-10-04 05:32:51,410 INFO  L177        SettingsManager]: Resetting all preferences to default values...
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[2022-10-04 05:32:51,507 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf
[2022-10-04 05:32:51,548 INFO  L113        SettingsManager]: Loading preferences was successful
[2022-10-04 05:32:51,549 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2022-10-04 05:32:51,549 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-10-04 05:32:51,549 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-10-04 05:32:51,550 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2022-10-04 05:32:51,550 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2022-10-04 05:32:51,551 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-10-04 05:32:51,551 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2022-10-04 05:32:51,551 INFO  L138        SettingsManager]:  * Use SBE=true
[2022-10-04 05:32:51,551 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-10-04 05:32:51,552 INFO  L138        SettingsManager]:  * sizeof long=4
[2022-10-04 05:32:51,552 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2022-10-04 05:32:51,552 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2022-10-04 05:32:51,552 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2022-10-04 05:32:51,552 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2022-10-04 05:32:51,552 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-10-04 05:32:51,553 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2022-10-04 05:32:51,553 INFO  L138        SettingsManager]:  * sizeof long double=12
[2022-10-04 05:32:51,553 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2022-10-04 05:32:51,553 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2022-10-04 05:32:51,553 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2022-10-04 05:32:51,553 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-10-04 05:32:51,553 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2022-10-04 05:32:51,554 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2022-10-04 05:32:51,555 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2022-10-04 05:32:51,555 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-10-04 05:32:51,555 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-10-04 05:32:51,555 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2022-10-04 05:32:51,555 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2022-10-04 05:32:51,555 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2022-10-04 05:32:51,555 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2022-10-04 05:32:51,556 INFO  L138        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2022-10-04 05:32:51,556 INFO  L138        SettingsManager]:  * Abstraction used for commutativity in POR=VARIABLES_GLOBAL
[2022-10-04 05:32:51,556 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2022-10-04 05:32:51,556 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-10-04 05:32:51,556 INFO  L138        SettingsManager]:  * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION
[2022-10-04 05:32:51,556 INFO  L138        SettingsManager]:  * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES
[2022-10-04 05:32:51,556 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2022-10-04 05:32:51,557 INFO  L138        SettingsManager]:  * Independence relation used for POR in concurrent analysis=SYNTACTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2022-10-04 05:32:51,796 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2022-10-04 05:32:51,828 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-10-04 05:32:51,830 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-10-04 05:32:51,832 INFO  L271        PluginConnector]: Initializing Boogie PL CUP Parser...
[2022-10-04 05:32:51,833 INFO  L275        PluginConnector]: Boogie PL CUP Parser initialized
[2022-10-04 05:32:51,834 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.line819.bpl
[2022-10-04 05:32:51,835 INFO  L110           BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.line819.bpl'
[2022-10-04 05:32:51,892 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-10-04 05:32:51,894 INFO  L131        ToolchainWalker]: Walking toolchain with 3 elements.
[2022-10-04 05:32:51,895 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-10-04 05:32:51,896 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2022-10-04 05:32:51,896 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2022-10-04 05:32:51,910 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.line819.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 05:32:51" (1/1) ...
[2022-10-04 05:32:51,912 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.line819.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 05:32:51" (1/1) ...
[2022-10-04 05:32:51,937 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.line819.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 05:32:51" (1/1) ...
[2022-10-04 05:32:51,938 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.line819.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 05:32:51" (1/1) ...
[2022-10-04 05:32:51,967 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.line819.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 05:32:51" (1/1) ...
[2022-10-04 05:32:51,971 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.line819.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 05:32:51" (1/1) ...
[2022-10-04 05:32:51,985 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.line819.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 05:32:51" (1/1) ...
[2022-10-04 05:32:51,992 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-10-04 05:32:51,999 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-10-04 05:32:52,000 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2022-10-04 05:32:52,000 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2022-10-04 05:32:52,012 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.line819.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 05:32:51" (1/1) ...
[2022-10-04 05:32:52,018 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-10-04 05:32:52,025 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-10-04 05:32:52,042 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2022-10-04 05:32:52,052 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2022-10-04 05:32:52,086 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2022-10-04 05:32:52,086 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2022-10-04 05:32:52,086 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2022-10-04 05:32:52,086 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2022-10-04 05:32:52,086 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-10-04 05:32:52,086 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-10-04 05:32:52,088 WARN  L208             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2022-10-04 05:32:52,240 INFO  L234             CfgBuilder]: Building ICFG
[2022-10-04 05:32:52,242 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2022-10-04 05:32:53,039 INFO  L275             CfgBuilder]: Performing block encoding
[2022-10-04 05:32:53,057 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-10-04 05:32:53,057 INFO  L299             CfgBuilder]: Removed 0 assume(true) statements.
[2022-10-04 05:32:53,060 INFO  L202        PluginConnector]: Adding new model safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.line819.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 05:32:53 BoogieIcfgContainer
[2022-10-04 05:32:53,061 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-10-04 05:32:53,064 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2022-10-04 05:32:53,064 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2022-10-04 05:32:53,068 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2022-10-04 05:32:53,069 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.line819.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 05:32:51" (1/2) ...
[2022-10-04 05:32:53,070 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f2f5eeb and model type safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.line819.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.10 05:32:53, skipping insertion in model container
[2022-10-04 05:32:53,070 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.line819.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 05:32:53" (2/2) ...
[2022-10-04 05:32:53,074 INFO  L112   eAbstractionObserver]: Analyzing ICFG safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.line819.bpl
[2022-10-04 05:32:53,085 WARN  L145   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2022-10-04 05:32:53,094 INFO  L203   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2022-10-04 05:32:53,094 INFO  L162   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2022-10-04 05:32:53,095 INFO  L515   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2022-10-04 05:32:53,229 INFO  L144    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2022-10-04 05:32:53,284 INFO  L100   denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=<UNSUPPORTED>, UseSemiCommutativity=<UNSUPPORTED>, Solver=<NOT_USED>, SolverTimeout=<NOT_USED>]
[2022-10-04 05:32:53,284 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2022-10-04 05:32:53,285 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-10-04 05:32:53,287 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2022-10-04 05:32:53,294 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2022-10-04 05:32:53,324 INFO  L158   artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2022-10-04 05:32:53,337 INFO  L356      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ========
[2022-10-04 05:32:53,346 INFO  L357      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3afcfa83, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2022-10-04 05:32:53,346 INFO  L358      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2022-10-04 05:32:53,563 INFO  L420      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] ===
[2022-10-04 05:32:53,569 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-10-04 05:32:53,569 INFO  L85        PathProgramCache]: Analyzing trace with hash -718661878, now seen corresponding path program 1 times
[2022-10-04 05:32:53,577 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-10-04 05:32:53,578 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666291669]
[2022-10-04 05:32:53,578 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-10-04 05:32:53,579 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-04 05:32:53,851 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-04 05:32:53,999 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-04 05:32:53,999 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-10-04 05:32:54,000 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666291669]
[2022-10-04 05:32:54,000 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666291669] provided 1 perfect and 0 imperfect interpolant sequences
[2022-10-04 05:32:54,000 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-10-04 05:32:54,001 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-10-04 05:32:54,002 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851949425]
[2022-10-04 05:32:54,003 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-10-04 05:32:54,011 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2022-10-04 05:32:54,012 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-10-04 05:32:54,035 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2022-10-04 05:32:54,037 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2022-10-04 05:32:54,038 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:32:54,043 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-10-04 05:32:54,044 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 72.0) internal successors, (144), 2 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-10-04 05:32:54,044 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:32:55,198 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:32:55,198 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2022-10-04 05:32:55,199 INFO  L420      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] ===
[2022-10-04 05:32:55,203 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-10-04 05:32:55,204 INFO  L85        PathProgramCache]: Analyzing trace with hash 2077461184, now seen corresponding path program 1 times
[2022-10-04 05:32:55,204 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-10-04 05:32:55,204 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225637852]
[2022-10-04 05:32:55,205 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-10-04 05:32:55,205 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-04 05:32:55,282 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-04 05:32:55,476 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-04 05:32:55,477 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-10-04 05:32:55,477 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225637852]
[2022-10-04 05:32:55,477 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225637852] provided 1 perfect and 0 imperfect interpolant sequences
[2022-10-04 05:32:55,477 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-10-04 05:32:55,477 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2022-10-04 05:32:55,477 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390591769]
[2022-10-04 05:32:55,477 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-10-04 05:32:55,479 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2022-10-04 05:32:55,479 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-10-04 05:32:55,479 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2022-10-04 05:32:55,480 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2022-10-04 05:32:55,480 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:32:55,481 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-10-04 05:32:55,481 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 23.833333333333332) internal successors, (143), 6 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-10-04 05:32:55,481 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:32:55,481 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:00,304 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:00,305 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2022-10-04 05:33:00,305 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2022-10-04 05:33:00,306 INFO  L420      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] ===
[2022-10-04 05:33:00,306 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-10-04 05:33:00,306 INFO  L85        PathProgramCache]: Analyzing trace with hash -409710587, now seen corresponding path program 1 times
[2022-10-04 05:33:00,306 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-10-04 05:33:00,307 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263144962]
[2022-10-04 05:33:00,307 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-10-04 05:33:00,307 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-04 05:33:00,531 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-04 05:33:00,703 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-04 05:33:00,703 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-10-04 05:33:00,703 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263144962]
[2022-10-04 05:33:00,704 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263144962] provided 1 perfect and 0 imperfect interpolant sequences
[2022-10-04 05:33:00,704 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-10-04 05:33:00,704 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2022-10-04 05:33:00,704 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166075262]
[2022-10-04 05:33:00,704 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-10-04 05:33:00,705 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2022-10-04 05:33:00,705 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-10-04 05:33:00,707 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2022-10-04 05:33:00,707 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2022-10-04 05:33:00,707 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:00,708 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-10-04 05:33:00,708 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 36.714285714285715) internal successors, (257), 7 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-10-04 05:33:00,708 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:00,709 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2022-10-04 05:33:00,709 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:03,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:03,870 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2022-10-04 05:33:03,870 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2022-10-04 05:33:03,870 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2022-10-04 05:33:03,871 INFO  L420      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] ===
[2022-10-04 05:33:03,871 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-10-04 05:33:03,871 INFO  L85        PathProgramCache]: Analyzing trace with hash 469019085, now seen corresponding path program 1 times
[2022-10-04 05:33:03,871 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-10-04 05:33:03,872 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130413017]
[2022-10-04 05:33:03,872 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-10-04 05:33:03,872 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-04 05:33:03,963 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-04 05:33:04,103 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-04 05:33:04,103 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-10-04 05:33:04,104 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130413017]
[2022-10-04 05:33:04,104 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130413017] provided 1 perfect and 0 imperfect interpolant sequences
[2022-10-04 05:33:04,104 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-10-04 05:33:04,104 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-10-04 05:33:04,104 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850004086]
[2022-10-04 05:33:04,104 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-10-04 05:33:04,105 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-10-04 05:33:04,105 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-10-04 05:33:04,106 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-10-04 05:33:04,106 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-10-04 05:33:04,106 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:04,107 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-10-04 05:33:04,107 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 105.0) internal successors, (315), 3 states have internal predecessors, (315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-10-04 05:33:04,107 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:04,107 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2022-10-04 05:33:04,108 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. 
[2022-10-04 05:33:04,108 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:06,583 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:06,583 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2022-10-04 05:33:06,583 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2022-10-04 05:33:06,584 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-10-04 05:33:06,584 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2022-10-04 05:33:06,584 INFO  L420      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] ===
[2022-10-04 05:33:06,585 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-10-04 05:33:06,585 INFO  L85        PathProgramCache]: Analyzing trace with hash 894300784, now seen corresponding path program 1 times
[2022-10-04 05:33:06,585 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-10-04 05:33:06,586 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989977358]
[2022-10-04 05:33:06,586 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-10-04 05:33:06,586 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-04 05:33:06,645 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-04 05:33:06,772 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-04 05:33:06,773 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-10-04 05:33:06,773 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989977358]
[2022-10-04 05:33:06,774 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989977358] provided 1 perfect and 0 imperfect interpolant sequences
[2022-10-04 05:33:06,774 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-10-04 05:33:06,774 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-10-04 05:33:06,774 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302088561]
[2022-10-04 05:33:06,774 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-10-04 05:33:06,775 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-10-04 05:33:06,775 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-10-04 05:33:06,776 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-10-04 05:33:06,776 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-10-04 05:33:06,776 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:06,777 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-10-04 05:33:06,777 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-10-04 05:33:06,778 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:06,778 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2022-10-04 05:33:06,778 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. 
[2022-10-04 05:33:06,778 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2022-10-04 05:33:06,778 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:09,174 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:09,175 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2022-10-04 05:33:09,175 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2022-10-04 05:33:09,175 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-10-04 05:33:09,176 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-10-04 05:33:09,176 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2022-10-04 05:33:09,176 INFO  L420      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] ===
[2022-10-04 05:33:09,177 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-10-04 05:33:09,177 INFO  L85        PathProgramCache]: Analyzing trace with hash -931594168, now seen corresponding path program 1 times
[2022-10-04 05:33:09,177 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-10-04 05:33:09,177 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106622115]
[2022-10-04 05:33:09,177 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-10-04 05:33:09,178 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-04 05:33:09,232 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-04 05:33:09,317 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-04 05:33:09,317 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-10-04 05:33:09,318 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106622115]
[2022-10-04 05:33:09,318 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106622115] provided 1 perfect and 0 imperfect interpolant sequences
[2022-10-04 05:33:09,318 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-10-04 05:33:09,318 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2022-10-04 05:33:09,318 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087500450]
[2022-10-04 05:33:09,318 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-10-04 05:33:09,319 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2022-10-04 05:33:09,319 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-10-04 05:33:09,320 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2022-10-04 05:33:09,320 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2022-10-04 05:33:09,320 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:09,321 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-10-04 05:33:09,322 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 81.25) internal successors, (325), 4 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-10-04 05:33:09,322 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:09,322 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2022-10-04 05:33:09,322 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. 
[2022-10-04 05:33:09,322 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2022-10-04 05:33:09,322 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2022-10-04 05:33:09,322 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:12,722 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:12,723 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2022-10-04 05:33:12,723 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2022-10-04 05:33:12,723 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-10-04 05:33:12,723 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-10-04 05:33:12,725 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-10-04 05:33:12,725 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2022-10-04 05:33:12,725 INFO  L420      AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] ===
[2022-10-04 05:33:12,726 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-10-04 05:33:12,726 INFO  L85        PathProgramCache]: Analyzing trace with hash -830407640, now seen corresponding path program 1 times
[2022-10-04 05:33:12,726 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-10-04 05:33:12,726 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744817045]
[2022-10-04 05:33:12,727 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-10-04 05:33:12,727 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-04 05:33:12,766 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-04 05:33:13,049 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-04 05:33:13,050 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-10-04 05:33:13,050 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744817045]
[2022-10-04 05:33:13,050 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744817045] provided 1 perfect and 0 imperfect interpolant sequences
[2022-10-04 05:33:13,066 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-10-04 05:33:13,066 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2022-10-04 05:33:13,066 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149279299]
[2022-10-04 05:33:13,067 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-10-04 05:33:13,068 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2022-10-04 05:33:13,069 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-10-04 05:33:13,069 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2022-10-04 05:33:13,070 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2022-10-04 05:33:13,070 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:13,071 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-10-04 05:33:13,072 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 8 states, 8 states have (on average 40.625) internal successors, (325), 8 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-10-04 05:33:13,072 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:13,072 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2022-10-04 05:33:13,072 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. 
[2022-10-04 05:33:13,072 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2022-10-04 05:33:13,072 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2022-10-04 05:33:13,072 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-10-04 05:33:13,072 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:19,095 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:19,095 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2022-10-04 05:33:19,095 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2022-10-04 05:33:19,096 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-10-04 05:33:19,096 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-10-04 05:33:19,096 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-10-04 05:33:19,096 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. 
[2022-10-04 05:33:19,096 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2022-10-04 05:33:19,096 INFO  L420      AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] ===
[2022-10-04 05:33:19,097 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-10-04 05:33:19,097 INFO  L85        PathProgramCache]: Analyzing trace with hash 1320343560, now seen corresponding path program 1 times
[2022-10-04 05:33:19,097 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-10-04 05:33:19,097 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729575833]
[2022-10-04 05:33:19,097 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-10-04 05:33:19,098 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-04 05:33:19,172 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-04 05:33:19,530 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-04 05:33:19,530 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-10-04 05:33:19,530 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729575833]
[2022-10-04 05:33:19,530 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729575833] provided 1 perfect and 0 imperfect interpolant sequences
[2022-10-04 05:33:19,531 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-10-04 05:33:19,531 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2022-10-04 05:33:19,533 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559896880]
[2022-10-04 05:33:19,533 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-10-04 05:33:19,533 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2022-10-04 05:33:19,534 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-10-04 05:33:19,534 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2022-10-04 05:33:19,534 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90
[2022-10-04 05:33:19,534 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:19,535 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-10-04 05:33:19,536 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 10 states, 9 states have (on average 36.111111111111114) internal successors, (325), 10 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-10-04 05:33:19,536 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:19,536 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2022-10-04 05:33:19,536 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. 
[2022-10-04 05:33:19,536 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2022-10-04 05:33:19,536 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2022-10-04 05:33:19,536 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-10-04 05:33:19,536 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. 
[2022-10-04 05:33:19,536 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:40,341 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:40,341 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2022-10-04 05:33:40,341 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2022-10-04 05:33:40,341 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-10-04 05:33:40,341 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-10-04 05:33:40,341 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-10-04 05:33:40,342 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. 
[2022-10-04 05:33:40,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-10-04 05:33:40,348 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2022-10-04 05:33:40,348 INFO  L420      AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] ===
[2022-10-04 05:33:40,348 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-10-04 05:33:40,349 INFO  L85        PathProgramCache]: Analyzing trace with hash -5420020, now seen corresponding path program 2 times
[2022-10-04 05:33:40,350 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-10-04 05:33:40,350 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972116477]
[2022-10-04 05:33:40,350 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-10-04 05:33:40,351 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-04 05:33:40,399 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-04 05:33:40,700 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-04 05:33:40,701 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-10-04 05:33:40,701 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972116477]
[2022-10-04 05:33:40,701 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972116477] provided 1 perfect and 0 imperfect interpolant sequences
[2022-10-04 05:33:40,701 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-10-04 05:33:40,701 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2022-10-04 05:33:40,701 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135261488]
[2022-10-04 05:33:40,702 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-10-04 05:33:40,703 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2022-10-04 05:33:40,703 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-10-04 05:33:40,704 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2022-10-04 05:33:40,705 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90
[2022-10-04 05:33:40,705 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:40,706 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-10-04 05:33:40,706 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 10 states, 9 states have (on average 36.111111111111114) internal successors, (325), 10 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-10-04 05:33:40,707 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:33:40,707 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2022-10-04 05:33:40,707 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. 
[2022-10-04 05:33:40,707 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2022-10-04 05:33:40,707 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2022-10-04 05:33:40,707 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-10-04 05:33:40,707 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. 
[2022-10-04 05:33:40,707 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-10-04 05:33:40,707 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:34:28,149 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:34:28,149 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2022-10-04 05:34:28,149 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2022-10-04 05:34:28,149 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-10-04 05:34:28,150 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-10-04 05:34:28,150 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-10-04 05:34:28,150 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. 
[2022-10-04 05:34:28,150 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-10-04 05:34:28,151 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2022-10-04 05:34:28,151 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2022-10-04 05:34:28,152 INFO  L420      AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] ===
[2022-10-04 05:34:28,152 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-10-04 05:34:28,152 INFO  L85        PathProgramCache]: Analyzing trace with hash -159484536, now seen corresponding path program 3 times
[2022-10-04 05:34:28,152 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-10-04 05:34:28,153 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257126126]
[2022-10-04 05:34:28,153 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-10-04 05:34:28,153 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-10-04 05:34:28,196 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-10-04 05:34:28,462 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-10-04 05:34:28,463 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-10-04 05:34:28,463 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257126126]
[2022-10-04 05:34:28,465 INFO  L157   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257126126] provided 1 perfect and 0 imperfect interpolant sequences
[2022-10-04 05:34:28,465 INFO  L184   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-10-04 05:34:28,465 INFO  L197   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2022-10-04 05:34:28,467 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814173082]
[2022-10-04 05:34:28,467 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-10-04 05:34:28,467 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2022-10-04 05:34:28,468 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-10-04 05:34:28,468 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2022-10-04 05:34:28,469 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90
[2022-10-04 05:34:28,469 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:34:28,470 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2022-10-04 05:34:28,470 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 10 states, 9 states have (on average 36.111111111111114) internal successors, (325), 10 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-10-04 05:34:28,470 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2022-10-04 05:34:28,470 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2022-10-04 05:34:28,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. 
[2022-10-04 05:34:28,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2022-10-04 05:34:28,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2022-10-04 05:34:28,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2022-10-04 05:34:28,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. 
[2022-10-04 05:34:28,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2022-10-04 05:34:28,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2022-10-04 05:34:28,471 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.