/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/termination-memory-alloca/fermat-alloca.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 17:55:59,545 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 17:55:59,549 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 17:55:59,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 17:55:59,603 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 17:55:59,605 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 17:55:59,616 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 17:55:59,624 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 17:55:59,626 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 17:55:59,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 17:55:59,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 17:55:59,635 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 17:55:59,635 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 17:55:59,638 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 17:55:59,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 17:55:59,643 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 17:55:59,644 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 17:55:59,647 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 17:55:59,651 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 17:55:59,656 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 17:55:59,662 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 17:55:59,665 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 17:55:59,667 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 17:55:59,668 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 17:55:59,676 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-16 17:55:59,682 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 17:55:59,683 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 17:55:59,685 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 17:55:59,689 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 17:55:59,690 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 17:55:59,691 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 17:55:59,691 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 17:55:59,692 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 17:55:59,692 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 17:55:59,693 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 17:55:59,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 17:55:59,696 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 17:55:59,726 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 17:55:59,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 17:55:59,727 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 17:55:59,727 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 17:55:59,728 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 17:55:59,728 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 17:55:59,729 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 17:55:59,729 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 17:55:59,730 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 17:55:59,730 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 17:55:59,730 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 17:55:59,730 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 17:55:59,730 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 17:55:59,731 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 17:55:59,731 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 17:55:59,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 17:55:59,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 17:55:59,732 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 17:55:59,732 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 17:55:59,732 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 17:55:59,732 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 17:55:59,732 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 17:55:59,733 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 17:55:59,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 17:55:59,733 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 17:55:59,733 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 17:55:59,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 17:55:59,734 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 17:55:59,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 17:55:59,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 17:55:59,734 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 17:55:59,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 17:55:59,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 17:55:59,735 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 17:56:00,089 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 17:56:00,122 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 17:56:00,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 17:56:00,126 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 17:56:00,126 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 17:56:00,128 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/fermat-alloca.i [2022-10-16 17:56:00,211 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd8cf223c/35a36a7f2e7e4d55ac83cf576858f925/FLAG03f07c4b2 [2022-10-16 17:56:00,868 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 17:56:00,868 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/fermat-alloca.i [2022-10-16 17:56:00,891 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd8cf223c/35a36a7f2e7e4d55ac83cf576858f925/FLAG03f07c4b2 [2022-10-16 17:56:01,193 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd8cf223c/35a36a7f2e7e4d55ac83cf576858f925 [2022-10-16 17:56:01,196 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 17:56:01,202 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 17:56:01,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 17:56:01,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 17:56:01,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 17:56:01,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 05:56:01" (1/1) ... [2022-10-16 17:56:01,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2818420c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:56:01, skipping insertion in model container [2022-10-16 17:56:01,215 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 05:56:01" (1/1) ... [2022-10-16 17:56:01,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 17:56:01,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 17:56:01,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 17:56:01,646 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 17:56:01,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 17:56:01,757 INFO L208 MainTranslator]: Completed translation [2022-10-16 17:56:01,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:56:01 WrapperNode [2022-10-16 17:56:01,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 17:56:01,759 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 17:56:01,759 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 17:56:01,759 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 17:56:01,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:56:01" (1/1) ... [2022-10-16 17:56:01,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:56:01" (1/1) ... [2022-10-16 17:56:01,812 INFO L138 Inliner]: procedures = 109, calls = 45, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 136 [2022-10-16 17:56:01,813 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 17:56:01,814 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 17:56:01,814 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 17:56:01,814 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 17:56:01,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:56:01" (1/1) ... [2022-10-16 17:56:01,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:56:01" (1/1) ... [2022-10-16 17:56:01,829 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:56:01" (1/1) ... [2022-10-16 17:56:01,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:56:01" (1/1) ... [2022-10-16 17:56:01,835 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:56:01" (1/1) ... [2022-10-16 17:56:01,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:56:01" (1/1) ... [2022-10-16 17:56:01,841 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:56:01" (1/1) ... [2022-10-16 17:56:01,842 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:56:01" (1/1) ... [2022-10-16 17:56:01,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 17:56:01,846 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 17:56:01,846 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 17:56:01,847 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 17:56:01,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:56:01" (1/1) ... [2022-10-16 17:56:01,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 17:56:01,871 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:56:01,888 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) [2022-10-16 17:56:01,905 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 [2022-10-16 17:56:01,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 17:56:01,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 17:56:01,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 17:56:01,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 17:56:01,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 17:56:01,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 17:56:02,219 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 17:56:02,225 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 17:56:02,643 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 17:56:02,656 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 17:56:02,657 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-16 17:56:02,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 05:56:02 BoogieIcfgContainer [2022-10-16 17:56:02,660 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 17:56:02,665 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 17:56:02,666 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 17:56:02,670 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 17:56:02,670 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 05:56:01" (1/3) ... [2022-10-16 17:56:02,671 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4331f098 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 05:56:02, skipping insertion in model container [2022-10-16 17:56:02,672 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:56:01" (2/3) ... [2022-10-16 17:56:02,672 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4331f098 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 05:56:02, skipping insertion in model container [2022-10-16 17:56:02,672 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 05:56:02" (3/3) ... [2022-10-16 17:56:02,674 INFO L112 eAbstractionObserver]: Analyzing ICFG fermat-alloca.i [2022-10-16 17:56:02,697 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 17:56:02,697 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 20 error locations. [2022-10-16 17:56:02,798 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 17:56:02,823 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=FINITE_AUTOMATA, 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;@7a0ea405, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 17:56:02,824 INFO L358 AbstractCegarLoop]: Starting to check reachability of 20 error locations. [2022-10-16 17:56:02,830 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 32 states have (on average 1.8125) internal successors, (58), 52 states have internal predecessors, (58), 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) [2022-10-16 17:56:02,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-16 17:56:02,838 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:56:02,839 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-10-16 17:56:02,840 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-10-16 17:56:02,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:56:02,849 INFO L85 PathProgramCache]: Analyzing trace with hash 925796, now seen corresponding path program 1 times [2022-10-16 17:56:02,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:56:02,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063709822] [2022-10-16 17:56:02,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:56:02,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:56:03,086 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-16 17:56:03,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1341651826] [2022-10-16 17:56:03,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:56:03,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:56:03,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:56:03,096 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 17:56:03,101 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-16 17:56:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:56:03,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 41 conjunts are in the unsatisfiable core [2022-10-16 17:56:03,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:56:03,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 17:56:03,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 17:56:03,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 17:56:03,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 17:56:03,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 17:56:03,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 17:56:03,658 INFO L356 Elim1Store]: treesize reduction 92, result has 41.0 percent of original size [2022-10-16 17:56:03,660 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 134 treesize of output 277 [2022-10-16 17:56:03,768 INFO L356 Elim1Store]: treesize reduction 17, result has 32.0 percent of original size [2022-10-16 17:56:03,769 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 292 treesize of output 290 [2022-10-16 17:56:03,857 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-16 17:56:04,068 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-16 17:56:04,307 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 3 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 124 [2022-10-16 17:56:04,350 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:56:04,350 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:56:04,352 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 46 [2022-10-16 17:56:05,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 17:56:05,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 17:56:05,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 17:56:05,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 17:56:05,054 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:56:05,066 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:56:05,070 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 48 [2022-10-16 17:56:05,080 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:56:05,081 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 3 [2022-10-16 17:56:05,184 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:56:05,188 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 274 treesize of output 55 [2022-10-16 17:56:05,241 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:56:05,244 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 305 treesize of output 84 [2022-10-16 17:56:05,939 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-10-16 17:56:05,939 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 472 treesize of output 512 [2022-10-16 17:56:06,256 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2022-10-16 17:56:06,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 17:56:06,271 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 17:56:06,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:56:06,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063709822] [2022-10-16 17:56:06,272 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-10-16 17:56:06,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1341651826] [2022-10-16 17:56:06,273 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1341651826] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 17:56:06,273 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 17:56:06,273 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 17:56:06,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033220524] [2022-10-16 17:56:06,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 17:56:06,281 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 17:56:06,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:56:06,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 17:56:06,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 17:56:06,324 INFO L87 Difference]: Start difference. First operand has 53 states, 32 states have (on average 1.8125) internal successors, (58), 52 states have internal predecessors, (58), 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) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 4 states have internal predecessors, (4), 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) [2022-10-16 17:56:06,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:56:06,407 INFO L93 Difference]: Finished difference Result 87 states and 94 transitions. [2022-10-16 17:56:06,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 17:56:06,410 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 4 states have internal predecessors, (4), 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) Word has length 4 [2022-10-16 17:56:06,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:56:06,421 INFO L225 Difference]: With dead ends: 87 [2022-10-16 17:56:06,422 INFO L226 Difference]: Without dead ends: 77 [2022-10-16 17:56:06,425 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 17:56:06,436 INFO L413 NwaCegarLoop]: 47 mSDtfsCounter, 26 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 127 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 19 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 17:56:06,439 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 127 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 19 Unchecked, 0.0s Time] [2022-10-16 17:56:06,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2022-10-16 17:56:06,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 52. [2022-10-16 17:56:06,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 32 states have (on average 1.6875) internal successors, (54), 51 states have internal predecessors, (54), 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) [2022-10-16 17:56:06,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 54 transitions. [2022-10-16 17:56:06,483 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 54 transitions. Word has length 4 [2022-10-16 17:56:06,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:56:06,484 INFO L495 AbstractCegarLoop]: Abstraction has 52 states and 54 transitions. [2022-10-16 17:56:06,484 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 4 states have internal predecessors, (4), 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) [2022-10-16 17:56:06,485 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 54 transitions. [2022-10-16 17:56:06,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-16 17:56:06,485 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:56:06,485 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-10-16 17:56:06,518 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-10-16 17:56:06,700 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-10-16 17:56:06,701 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-10-16 17:56:06,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:56:06,703 INFO L85 PathProgramCache]: Analyzing trace with hash 889691398, now seen corresponding path program 1 times [2022-10-16 17:56:06,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:56:06,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113758170] [2022-10-16 17:56:06,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:56:06,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:56:06,745 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-16 17:56:06,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1942835086] [2022-10-16 17:56:06,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:56:06,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:56:06,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:56:06,748 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 17:56:06,759 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-16 17:56:06,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:56:06,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 41 conjunts are in the unsatisfiable core [2022-10-16 17:56:06,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:56:06,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 17:56:06,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 17:56:06,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 17:56:06,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 17:56:07,344 INFO L356 Elim1Store]: treesize reduction 173, result has 41.2 percent of original size [2022-10-16 17:56:07,356 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 17 case distinctions, treesize of input 1094 treesize of output 820 [2022-10-16 17:56:07,442 INFO L356 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-10-16 17:56:07,443 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 84 [2022-10-16 17:56:07,498 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-16 17:56:07,552 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-16 17:56:07,732 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-16 17:56:07,861 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 3 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 129 [2022-10-16 17:56:09,093 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:56:09,097 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:56:09,100 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:56:09,103 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:56:09,106 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 99 [2022-10-16 17:56:09,275 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:56:09,279 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:56:09,286 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:56:09,289 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:56:09,290 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:56:09,294 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:56:09,295 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:56:09,301 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 270 [2022-10-16 17:56:09,397 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:56:09,401 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:56:09,402 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:56:09,403 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:56:09,405 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:56:09,409 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 99 [2022-10-16 17:56:10,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 17:56:10,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 17:56:10,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 17:56:10,951 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 243 treesize of output 267 [2022-10-16 17:56:10,974 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 202 treesize of output 200 [2022-10-16 17:56:11,099 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 247 treesize of output 1 [2022-10-16 17:56:11,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 17:56:11,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 17:56:11,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 17:56:11,150 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 94 [2022-10-16 17:56:12,850 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-10-16 17:56:12,851 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 483 treesize of output 453 [2022-10-16 17:56:12,954 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2022-10-16 17:56:12,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 17:56:12,969 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 17:56:12,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:56:12,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113758170] [2022-10-16 17:56:12,970 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-10-16 17:56:12,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1942835086] [2022-10-16 17:56:12,970 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1942835086] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 17:56:12,970 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 17:56:12,971 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 17:56:12,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148961548] [2022-10-16 17:56:12,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 17:56:12,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 17:56:12,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:56:12,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 17:56:12,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 17:56:12,973 INFO L87 Difference]: Start difference. First operand 52 states and 54 transitions. Second operand has 5 states, 4 states have (on average 1.5) internal successors, (6), 5 states have internal predecessors, (6), 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) [2022-10-16 17:56:13,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:56:13,004 INFO L93 Difference]: Finished difference Result 77 states and 79 transitions. [2022-10-16 17:56:13,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 17:56:13,005 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 1.5) internal successors, (6), 5 states have internal predecessors, (6), 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) Word has length 6 [2022-10-16 17:56:13,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:56:13,006 INFO L225 Difference]: With dead ends: 77 [2022-10-16 17:56:13,006 INFO L226 Difference]: Without dead ends: 75 [2022-10-16 17:56:13,007 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 17:56:13,008 INFO L413 NwaCegarLoop]: 45 mSDtfsCounter, 22 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 145 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 21 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 17:56:13,008 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 145 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 21 Unchecked, 0.0s Time] [2022-10-16 17:56:13,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2022-10-16 17:56:13,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 54. [2022-10-16 17:56:13,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 34 states have (on average 1.6470588235294117) internal successors, (56), 53 states have internal predecessors, (56), 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) [2022-10-16 17:56:13,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 56 transitions. [2022-10-16 17:56:13,017 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 56 transitions. Word has length 6 [2022-10-16 17:56:13,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:56:13,018 INFO L495 AbstractCegarLoop]: Abstraction has 54 states and 56 transitions. [2022-10-16 17:56:13,018 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 1.5) internal successors, (6), 5 states have internal predecessors, (6), 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) [2022-10-16 17:56:13,018 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 56 transitions. [2022-10-16 17:56:13,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-16 17:56:13,019 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:56:13,019 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 17:56:13,054 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-10-16 17:56:13,226 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2022-10-16 17:56:13,227 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-10-16 17:56:13,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:56:13,228 INFO L85 PathProgramCache]: Analyzing trace with hash 294943144, now seen corresponding path program 1 times [2022-10-16 17:56:13,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:56:13,228 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623396696] [2022-10-16 17:56:13,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:56:13,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:56:13,293 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-16 17:56:13,297 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1540332863] [2022-10-16 17:56:13,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:56:13,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:56:13,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:56:13,307 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 17:56:13,314 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-10-16 17:56:13,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:56:13,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 15 conjunts are in the unsatisfiable core [2022-10-16 17:56:13,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:56:13,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-16 17:56:13,597 INFO L356 Elim1Store]: treesize reduction 204, result has 28.7 percent of original size [2022-10-16 17:56:13,597 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 104 treesize of output 292 [2022-10-16 17:56:13,628 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 202 treesize of output 198 [2022-10-16 17:56:13,669 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-16 17:56:13,694 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-16 17:56:13,718 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-16 17:56:14,467 INFO L356 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-10-16 17:56:14,468 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 16 [2022-10-16 17:56:14,480 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-16 17:56:15,497 INFO L356 Elim1Store]: treesize reduction 704, result has 14.8 percent of original size [2022-10-16 17:56:15,502 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 30 case distinctions, treesize of input 533 treesize of output 786 [2022-10-16 17:56:28,918 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-16 17:56:29,368 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-16 17:56:29,396 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-16 17:56:30,875 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-16 17:56:31,201 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-16 17:56:31,276 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-16 17:56:31,918 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-16 17:56:31,949 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-16 17:56:32,687 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-16 17:56:32,738 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-16 17:56:32,929 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-16 17:56:33,262 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-16 17:56:33,418 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-16 17:56:33,954 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-16 17:56:34,262 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-16 17:56:39,002 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-16 17:56:39,098 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-16 17:56:39,223 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-16 17:56:39,403 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-16 17:56:40,714 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-16 17:56:40,810 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-16 17:57:10,810 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:57:10,858 INFO L356 Elim1Store]: treesize reduction 169, result has 0.6 percent of original size [2022-10-16 17:57:10,859 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:10,940 INFO L356 Elim1Store]: treesize reduction 203, result has 3.8 percent of original size [2022-10-16 17:57:10,940 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 113 treesize of output 38 [2022-10-16 17:57:11,305 INFO L356 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-10-16 17:57:11,306 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 116 treesize of output 31 [2022-10-16 17:57:11,394 INFO L356 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-10-16 17:57:11,395 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:12,563 INFO L356 Elim1Store]: treesize reduction 105, result has 7.1 percent of original size [2022-10-16 17:57:12,564 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 551 treesize of output 474 [2022-10-16 17:57:13,030 INFO L356 Elim1Store]: treesize reduction 187, result has 0.5 percent of original size [2022-10-16 17:57:13,031 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 116 treesize of output 31 [2022-10-16 17:57:13,090 INFO L356 Elim1Store]: treesize reduction 187, result has 0.5 percent of original size [2022-10-16 17:57:13,091 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:13,705 INFO L356 Elim1Store]: treesize reduction 400, result has 10.5 percent of original size [2022-10-16 17:57:13,706 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 19 case distinctions, treesize of input 410 treesize of output 477 [2022-10-16 17:57:14,506 INFO L356 Elim1Store]: treesize reduction 210, result has 0.5 percent of original size [2022-10-16 17:57:14,507 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 179 treesize of output 26 [2022-10-16 17:57:14,551 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:57:14,602 INFO L356 Elim1Store]: treesize reduction 182, result has 4.2 percent of original size [2022-10-16 17:57:14,602 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 113 treesize of output 38 [2022-10-16 17:57:14,835 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:57:14,843 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:57:14,869 INFO L356 Elim1Store]: treesize reduction 130, result has 0.8 percent of original size [2022-10-16 17:57:14,870 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:16,818 INFO L356 Elim1Store]: treesize reduction 174, result has 4.4 percent of original size [2022-10-16 17:57:16,819 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 113 treesize of output 38 [2022-10-16 17:57:16,902 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:57:16,925 INFO L356 Elim1Store]: treesize reduction 140, result has 0.7 percent of original size [2022-10-16 17:57:16,926 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:17,157 INFO L356 Elim1Store]: treesize reduction 187, result has 0.5 percent of original size [2022-10-16 17:57:17,158 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 116 treesize of output 31 [2022-10-16 17:57:17,331 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:57:17,356 INFO L356 Elim1Store]: treesize reduction 166, result has 0.6 percent of original size [2022-10-16 17:57:17,357 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:17,488 INFO L356 Elim1Store]: treesize reduction 174, result has 4.4 percent of original size [2022-10-16 17:57:17,489 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 113 treesize of output 38 [2022-10-16 17:57:17,708 INFO L356 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-10-16 17:57:17,708 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:17,932 INFO L356 Elim1Store]: treesize reduction 187, result has 0.5 percent of original size [2022-10-16 17:57:17,933 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 116 treesize of output 31 [2022-10-16 17:57:18,010 INFO L356 Elim1Store]: treesize reduction 187, result has 0.5 percent of original size [2022-10-16 17:57:18,011 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:19,463 INFO L356 Elim1Store]: treesize reduction 364, result has 9.7 percent of original size [2022-10-16 17:57:19,463 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 408 treesize of output 465 [2022-10-16 17:57:20,385 INFO L356 Elim1Store]: treesize reduction 187, result has 0.5 percent of original size [2022-10-16 17:57:20,386 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 179 treesize of output 26 [2022-10-16 17:57:20,873 INFO L356 Elim1Store]: treesize reduction 364, result has 9.7 percent of original size [2022-10-16 17:57:20,874 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 402 treesize of output 459 [2022-10-16 17:57:21,302 INFO L356 Elim1Store]: treesize reduction 187, result has 0.5 percent of original size [2022-10-16 17:57:21,303 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 179 treesize of output 26 [2022-10-16 17:57:21,881 INFO L356 Elim1Store]: treesize reduction 203, result has 3.8 percent of original size [2022-10-16 17:57:21,881 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 113 treesize of output 38 [2022-10-16 17:57:21,971 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:57:22,008 INFO L356 Elim1Store]: treesize reduction 169, result has 0.6 percent of original size [2022-10-16 17:57:22,009 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:22,160 INFO L356 Elim1Store]: treesize reduction 187, result has 0.5 percent of original size [2022-10-16 17:57:22,161 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 116 treesize of output 31 [2022-10-16 17:57:22,190 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:57:22,215 INFO L356 Elim1Store]: treesize reduction 166, result has 0.6 percent of original size [2022-10-16 17:57:22,215 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:22,732 INFO L356 Elim1Store]: treesize reduction 400, result has 10.5 percent of original size [2022-10-16 17:57:22,733 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 19 case distinctions, treesize of input 641 treesize of output 704 [2022-10-16 17:57:23,502 INFO L356 Elim1Store]: treesize reduction 210, result has 0.5 percent of original size [2022-10-16 17:57:23,502 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 159 treesize of output 26 [2022-10-16 17:57:23,559 INFO L356 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-10-16 17:57:23,559 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:23,666 INFO L356 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-10-16 17:57:23,667 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 116 treesize of output 31 [2022-10-16 17:57:24,885 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:57:24,902 INFO L356 Elim1Store]: treesize reduction 114, result has 0.9 percent of original size [2022-10-16 17:57:24,902 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:24,939 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:57:24,962 INFO L356 Elim1Store]: treesize reduction 140, result has 0.7 percent of original size [2022-10-16 17:57:24,962 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:25,105 INFO L356 Elim1Store]: treesize reduction 161, result has 0.6 percent of original size [2022-10-16 17:57:25,106 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 116 treesize of output 31 [2022-10-16 17:57:25,345 INFO L356 Elim1Store]: treesize reduction 132, result has 0.8 percent of original size [2022-10-16 17:57:25,345 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 116 treesize of output 31 [2022-10-16 17:57:25,832 INFO L356 Elim1Store]: treesize reduction 364, result has 9.7 percent of original size [2022-10-16 17:57:25,832 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 404 treesize of output 461 [2022-10-16 17:57:26,245 INFO L356 Elim1Store]: treesize reduction 187, result has 0.5 percent of original size [2022-10-16 17:57:26,245 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 179 treesize of output 26 [2022-10-16 17:57:27,751 INFO L356 Elim1Store]: treesize reduction 920, result has 6.4 percent of original size [2022-10-16 17:57:27,752 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 7 select indices, 7 select index equivalence classes, 2 disjoint index pairs (out of 21 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 240 treesize of output 319 [2022-10-16 17:57:28,203 INFO L356 Elim1Store]: treesize reduction 450, result has 0.2 percent of original size [2022-10-16 17:57:28,204 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 5 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 193 treesize of output 36 [2022-10-16 17:57:28,560 INFO L356 Elim1Store]: treesize reduction 181, result has 0.5 percent of original size [2022-10-16 17:57:28,561 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:28,672 INFO L356 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-10-16 17:57:28,673 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:28,913 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:57:28,922 INFO L356 Elim1Store]: treesize reduction 86, result has 1.1 percent of original size [2022-10-16 17:57:28,923 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 102 treesize of output 21 [2022-10-16 17:57:30,134 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:57:30,140 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:57:30,162 INFO L356 Elim1Store]: treesize reduction 130, result has 0.8 percent of original size [2022-10-16 17:57:30,163 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:30,198 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:57:30,248 INFO L356 Elim1Store]: treesize reduction 182, result has 4.2 percent of original size [2022-10-16 17:57:30,248 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 113 treesize of output 38 [2022-10-16 17:57:30,393 INFO L356 Elim1Store]: treesize reduction 187, result has 0.5 percent of original size [2022-10-16 17:57:30,394 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 116 treesize of output 31 [2022-10-16 17:57:30,551 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:57:30,576 INFO L356 Elim1Store]: treesize reduction 166, result has 0.6 percent of original size [2022-10-16 17:57:30,577 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:30,769 INFO L356 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-10-16 17:57:30,770 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:30,855 INFO L356 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-10-16 17:57:30,855 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 116 treesize of output 31 [2022-10-16 17:57:30,960 INFO L356 Elim1Store]: treesize reduction 174, result has 4.4 percent of original size [2022-10-16 17:57:30,961 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 113 treesize of output 38 [2022-10-16 17:57:31,046 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:57:31,077 INFO L356 Elim1Store]: treesize reduction 140, result has 0.7 percent of original size [2022-10-16 17:57:31,077 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:32,614 INFO L356 Elim1Store]: treesize reduction 876, result has 6.7 percent of original size [2022-10-16 17:57:32,615 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 7 select indices, 7 select index equivalence classes, 3 disjoint index pairs (out of 21 index pairs), introduced 9 new quantified variables, introduced 35 case distinctions, treesize of input 260 treesize of output 333 [2022-10-16 17:57:33,160 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:57:33,163 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:57:33,257 INFO L356 Elim1Store]: treesize reduction 402, result has 0.2 percent of original size [2022-10-16 17:57:33,258 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 4 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 193 treesize of output 36 [2022-10-16 17:57:33,951 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:57:33,965 INFO L356 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2022-10-16 17:57:33,966 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 102 treesize of output 21 [2022-10-16 17:57:34,123 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:57:34,162 INFO L356 Elim1Store]: treesize reduction 169, result has 0.6 percent of original size [2022-10-16 17:57:34,163 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:34,242 INFO L356 Elim1Store]: treesize reduction 203, result has 3.8 percent of original size [2022-10-16 17:57:34,242 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 113 treesize of output 38 [2022-10-16 17:57:34,455 INFO L356 Elim1Store]: treesize reduction 187, result has 0.5 percent of original size [2022-10-16 17:57:34,455 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 116 treesize of output 31 [2022-10-16 17:57:34,510 INFO L356 Elim1Store]: treesize reduction 187, result has 0.5 percent of original size [2022-10-16 17:57:34,511 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:35,424 INFO L356 Elim1Store]: treesize reduction 400, result has 10.5 percent of original size [2022-10-16 17:57:35,424 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 19 case distinctions, treesize of input 633 treesize of output 696 [2022-10-16 17:57:35,876 INFO L356 Elim1Store]: treesize reduction 203, result has 3.8 percent of original size [2022-10-16 17:57:35,877 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 159 treesize of output 34 [2022-10-16 17:57:36,276 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:57:36,304 INFO L356 Elim1Store]: treesize reduction 169, result has 0.6 percent of original size [2022-10-16 17:57:36,305 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:36,416 INFO L356 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-10-16 17:57:36,417 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:36,462 INFO L356 Elim1Store]: treesize reduction 181, result has 0.5 percent of original size [2022-10-16 17:57:36,462 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:36,495 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:57:36,518 INFO L356 Elim1Store]: treesize reduction 192, result has 0.5 percent of original size [2022-10-16 17:57:36,518 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:36,850 INFO L356 Elim1Store]: treesize reduction 187, result has 0.5 percent of original size [2022-10-16 17:57:36,851 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 116 treesize of output 31 [2022-10-16 17:57:36,897 INFO L356 Elim1Store]: treesize reduction 187, result has 0.5 percent of original size [2022-10-16 17:57:36,898 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:38,216 INFO L356 Elim1Store]: treesize reduction 79, result has 9.2 percent of original size [2022-10-16 17:57:38,217 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 129 treesize of output 56 [2022-10-16 17:57:39,356 INFO L356 Elim1Store]: treesize reduction 187, result has 0.5 percent of original size [2022-10-16 17:57:39,357 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 116 treesize of output 31 [2022-10-16 17:57:39,382 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-16 17:57:39,407 INFO L356 Elim1Store]: treesize reduction 166, result has 0.6 percent of original size [2022-10-16 17:57:39,407 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 109 treesize of output 26 [2022-10-16 17:57:39,627 INFO L356 Elim1Store]: treesize reduction 105, result has 7.1 percent of original size [2022-10-16 17:57:39,628 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 642 treesize of output 565 [2022-10-16 17:57:39,941 INFO L356 Elim1Store]: treesize reduction 63, result has 1.6 percent of original size [2022-10-16 17:57:39,942 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 123 treesize of output 36 [2022-10-16 17:57:52,337 WARN L233 SmtUtils]: Spent 12.33s on a formula simplification. DAG size of input: 409 DAG size of output: 80 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-10-16 17:57:52,338 INFO L356 Elim1Store]: treesize reduction 2039, result has 6.5 percent of original size [2022-10-16 17:57:52,338 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 9 select indices, 9 select index equivalence classes, 2 disjoint index pairs (out of 36 index pairs), introduced 12 new quantified variables, introduced 65 case distinctions, treesize of input 371 treesize of output 754