/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/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 15:57:24,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 15:57:24,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 15:57:24,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 15:57:24,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 15:57:24,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 15:57:24,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 15:57:24,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 15:57:24,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 15:57:24,228 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 15:57:24,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 15:57:24,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 15:57:24,232 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 15:57:24,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 15:57:24,234 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 15:57:24,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 15:57:24,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 15:57:24,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 15:57:24,239 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 15:57:24,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 15:57:24,243 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 15:57:24,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 15:57:24,246 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 15:57:24,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 15:57:24,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-16 15:57:24,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 15:57:24,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 15:57:24,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 15:57:24,264 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 15:57:24,293 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 15:57:24,294 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 15:57:24,294 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 15:57:24,295 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 15:57:24,296 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 15:57:24,296 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 15:57:24,297 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 15:57:24,298 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 15:57:24,298 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 15:57:24,298 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 15:57:24,299 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 15:57:24,299 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 15:57:24,299 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 15:57:24,299 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 15:57:24,303 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 15:57:24,303 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 15:57:24,303 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 15:57:24,304 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 15:57:24,304 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 15:57:24,304 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 15:57:24,304 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 15:57:24,305 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 15:57:24,305 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 15:57:24,305 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 15:57:24,306 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 15:57:24,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 15:57:24,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 15:57:24,306 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 15:57:24,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 15:57:24,308 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 15:57:24,308 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 15:57:24,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 15:57:24,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 15:57:24,309 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 15:57:24,735 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 15:57:24,760 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 15:57:24,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 15:57:24,765 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 15:57:24,766 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 15:57:24,767 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2022-10-16 15:57:24,838 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f10d87b8c/c903d18d11b24b2bacf2eb308e8f2c6a/FLAGbe88f2043 [2022-10-16 15:57:25,498 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 15:57:25,498 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2022-10-16 15:57:25,511 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f10d87b8c/c903d18d11b24b2bacf2eb308e8f2c6a/FLAGbe88f2043 [2022-10-16 15:57:25,817 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f10d87b8c/c903d18d11b24b2bacf2eb308e8f2c6a [2022-10-16 15:57:25,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 15:57:25,828 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 15:57:25,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 15:57:25,830 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 15:57:25,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 15:57:25,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:57:25" (1/1) ... [2022-10-16 15:57:25,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77205ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:57:25, skipping insertion in model container [2022-10-16 15:57:25,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:57:25" (1/1) ... [2022-10-16 15:57:25,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 15:57:25,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 15:57:26,227 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[7165,7178] [2022-10-16 15:57:26,335 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 15:57:26,353 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 15:57:26,412 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[7165,7178] [2022-10-16 15:57:26,441 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 15:57:26,464 INFO L208 MainTranslator]: Completed translation [2022-10-16 15:57:26,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:57:26 WrapperNode [2022-10-16 15:57:26,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 15:57:26,466 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 15:57:26,466 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 15:57:26,467 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 15:57:26,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:57:26" (1/1) ... [2022-10-16 15:57:26,516 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:57:26" (1/1) ... [2022-10-16 15:57:26,598 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 621 [2022-10-16 15:57:26,599 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 15:57:26,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 15:57:26,600 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 15:57:26,600 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 15:57:26,612 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:57:26" (1/1) ... [2022-10-16 15:57:26,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:57:26" (1/1) ... [2022-10-16 15:57:26,616 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:57:26" (1/1) ... [2022-10-16 15:57:26,617 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:57:26" (1/1) ... [2022-10-16 15:57:26,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:57:26" (1/1) ... [2022-10-16 15:57:26,633 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:57:26" (1/1) ... [2022-10-16 15:57:26,636 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:57:26" (1/1) ... [2022-10-16 15:57:26,639 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:57:26" (1/1) ... [2022-10-16 15:57:26,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 15:57:26,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 15:57:26,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 15:57:26,644 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 15:57:26,645 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:57:26" (1/1) ... [2022-10-16 15:57:26,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 15:57:26,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 15:57:26,685 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 15:57:26,710 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 15:57:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 15:57:26,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 15:57:26,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 15:57:26,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 15:57:26,935 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 15:57:26,938 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 15:57:27,734 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 15:57:27,746 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 15:57:27,746 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-16 15:57:27,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:57:27 BoogieIcfgContainer [2022-10-16 15:57:27,750 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 15:57:27,752 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 15:57:27,752 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 15:57:27,757 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 15:57:27,757 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 03:57:25" (1/3) ... [2022-10-16 15:57:27,758 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@371a3b8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:57:27, skipping insertion in model container [2022-10-16 15:57:27,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:57:26" (2/3) ... [2022-10-16 15:57:27,759 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@371a3b8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:57:27, skipping insertion in model container [2022-10-16 15:57:27,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:57:27" (3/3) ... [2022-10-16 15:57:27,761 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2022-10-16 15:57:27,793 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 15:57:27,793 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 26 error locations. [2022-10-16 15:57:27,912 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 15:57:27,921 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;@3ff03ea5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 15:57:27,921 INFO L358 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2022-10-16 15:57:27,928 INFO L276 IsEmpty]: Start isEmpty. Operand has 209 states, 182 states have (on average 1.7527472527472527) internal successors, (319), 208 states have internal predecessors, (319), 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 15:57:27,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-16 15:57:27,936 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:27,936 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-10-16 15:57:27,937 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:27,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:27,945 INFO L85 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2022-10-16 15:57:27,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:27,960 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106759897] [2022-10-16 15:57:27,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:27,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:28,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:28,209 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 15:57:28,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:28,211 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106759897] [2022-10-16 15:57:28,212 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106759897] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:28,212 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:28,212 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-10-16 15:57:28,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034930949] [2022-10-16 15:57:28,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:28,221 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-16 15:57:28,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:28,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-16 15:57:28,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-16 15:57:28,265 INFO L87 Difference]: Start difference. First operand has 209 states, 182 states have (on average 1.7527472527472527) internal successors, (319), 208 states have internal predecessors, (319), 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 2 states, 1 states have (on average 4.0) internal successors, (4), 2 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 15:57:28,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:28,309 INFO L93 Difference]: Finished difference Result 212 states and 321 transitions. [2022-10-16 15:57:28,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-16 15:57:28,312 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 4.0) internal successors, (4), 2 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 15:57:28,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:28,327 INFO L225 Difference]: With dead ends: 212 [2022-10-16 15:57:28,327 INFO L226 Difference]: Without dead ends: 196 [2022-10-16 15:57:28,331 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-16 15:57:28,336 INFO L413 NwaCegarLoop]: 308 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 308 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:28,338 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 308 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:57:28,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2022-10-16 15:57:28,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2022-10-16 15:57:28,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 180 states have (on average 1.5) internal successors, (270), 195 states have internal predecessors, (270), 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 15:57:28,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 270 transitions. [2022-10-16 15:57:28,407 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 270 transitions. Word has length 4 [2022-10-16 15:57:28,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:28,408 INFO L495 AbstractCegarLoop]: Abstraction has 196 states and 270 transitions. [2022-10-16 15:57:28,408 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 4.0) internal successors, (4), 2 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 15:57:28,409 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 270 transitions. [2022-10-16 15:57:28,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-16 15:57:28,410 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:28,411 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:28,411 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 15:57:28,412 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:28,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:28,413 INFO L85 PathProgramCache]: Analyzing trace with hash 186104129, now seen corresponding path program 1 times [2022-10-16 15:57:28,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:28,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971500278] [2022-10-16 15:57:28,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:28,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:28,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:28,746 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 15:57:28,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:28,750 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971500278] [2022-10-16 15:57:28,750 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971500278] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:28,751 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:28,751 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:57:28,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366930433] [2022-10-16 15:57:28,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:28,753 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 15:57:28,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:28,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 15:57:28,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 15:57:28,755 INFO L87 Difference]: Start difference. First operand 196 states and 270 transitions. Second operand has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 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 15:57:29,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:29,063 INFO L93 Difference]: Finished difference Result 433 states and 622 transitions. [2022-10-16 15:57:29,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 15:57:29,063 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 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 37 [2022-10-16 15:57:29,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:29,069 INFO L225 Difference]: With dead ends: 433 [2022-10-16 15:57:29,070 INFO L226 Difference]: Without dead ends: 429 [2022-10-16 15:57:29,075 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:29,078 INFO L413 NwaCegarLoop]: 231 mSDtfsCounter, 644 mSDsluCounter, 313 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 644 SdHoareTripleChecker+Valid, 544 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:29,080 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [644 Valid, 544 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 15:57:29,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2022-10-16 15:57:29,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 306. [2022-10-16 15:57:29,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 291 states have (on average 1.5360824742268042) internal successors, (447), 305 states have internal predecessors, (447), 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 15:57:29,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 447 transitions. [2022-10-16 15:57:29,153 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 447 transitions. Word has length 37 [2022-10-16 15:57:29,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:29,157 INFO L495 AbstractCegarLoop]: Abstraction has 306 states and 447 transitions. [2022-10-16 15:57:29,157 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 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 15:57:29,158 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 447 transitions. [2022-10-16 15:57:29,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-16 15:57:29,159 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:29,159 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:29,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 15:57:29,160 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:29,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:29,161 INFO L85 PathProgramCache]: Analyzing trace with hash 1474260855, now seen corresponding path program 1 times [2022-10-16 15:57:29,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:29,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435857075] [2022-10-16 15:57:29,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:29,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:29,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:29,357 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 15:57:29,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:29,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435857075] [2022-10-16 15:57:29,359 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435857075] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:29,360 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:29,360 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:57:29,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364698549] [2022-10-16 15:57:29,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:29,361 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 15:57:29,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:29,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 15:57:29,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 15:57:29,364 INFO L87 Difference]: Start difference. First operand 306 states and 447 transitions. Second operand has 4 states, 3 states have (on average 12.666666666666666) internal successors, (38), 4 states have internal predecessors, (38), 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 15:57:29,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:29,516 INFO L93 Difference]: Finished difference Result 420 states and 618 transitions. [2022-10-16 15:57:29,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 15:57:29,517 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.666666666666666) internal successors, (38), 4 states have internal predecessors, (38), 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 38 [2022-10-16 15:57:29,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:29,521 INFO L225 Difference]: With dead ends: 420 [2022-10-16 15:57:29,521 INFO L226 Difference]: Without dead ends: 416 [2022-10-16 15:57:29,525 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:29,532 INFO L413 NwaCegarLoop]: 231 mSDtfsCounter, 651 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 651 SdHoareTripleChecker+Valid, 395 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:29,535 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [651 Valid, 395 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:57:29,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2022-10-16 15:57:29,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 410. [2022-10-16 15:57:29,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 410 states, 396 states have (on average 1.542929292929293) internal successors, (611), 409 states have internal predecessors, (611), 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 15:57:29,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 611 transitions. [2022-10-16 15:57:29,580 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 611 transitions. Word has length 38 [2022-10-16 15:57:29,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:29,581 INFO L495 AbstractCegarLoop]: Abstraction has 410 states and 611 transitions. [2022-10-16 15:57:29,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.666666666666666) internal successors, (38), 4 states have internal predecessors, (38), 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 15:57:29,581 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 611 transitions. [2022-10-16 15:57:29,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-16 15:57:29,583 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:29,583 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:29,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 15:57:29,584 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:29,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:29,585 INFO L85 PathProgramCache]: Analyzing trace with hash -1542553597, now seen corresponding path program 1 times [2022-10-16 15:57:29,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:29,585 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479007000] [2022-10-16 15:57:29,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:29,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:29,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:29,735 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 15:57:29,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:29,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479007000] [2022-10-16 15:57:29,736 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479007000] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:29,736 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:29,736 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 15:57:29,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880989566] [2022-10-16 15:57:29,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:29,738 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:57:29,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:29,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:57:29,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:29,740 INFO L87 Difference]: Start difference. First operand 410 states and 611 transitions. Second operand has 5 states, 4 states have (on average 9.75) internal successors, (39), 5 states have internal predecessors, (39), 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 15:57:29,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:30,000 INFO L93 Difference]: Finished difference Result 851 states and 1276 transitions. [2022-10-16 15:57:30,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-16 15:57:30,001 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 9.75) internal successors, (39), 5 states have internal predecessors, (39), 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 39 [2022-10-16 15:57:30,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:30,005 INFO L225 Difference]: With dead ends: 851 [2022-10-16 15:57:30,005 INFO L226 Difference]: Without dead ends: 628 [2022-10-16 15:57:30,011 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-16 15:57:30,019 INFO L413 NwaCegarLoop]: 302 mSDtfsCounter, 934 mSDsluCounter, 598 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 934 SdHoareTripleChecker+Valid, 900 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:30,021 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [934 Valid, 900 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 15:57:30,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2022-10-16 15:57:30,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 508. [2022-10-16 15:57:30,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 508 states, 495 states have (on average 1.5333333333333334) internal successors, (759), 507 states have internal predecessors, (759), 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 15:57:30,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 508 states and 759 transitions. [2022-10-16 15:57:30,067 INFO L78 Accepts]: Start accepts. Automaton has 508 states and 759 transitions. Word has length 39 [2022-10-16 15:57:30,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:30,068 INFO L495 AbstractCegarLoop]: Abstraction has 508 states and 759 transitions. [2022-10-16 15:57:30,068 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 9.75) internal successors, (39), 5 states have internal predecessors, (39), 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 15:57:30,069 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 759 transitions. [2022-10-16 15:57:30,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-16 15:57:30,072 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:30,072 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:30,072 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-16 15:57:30,073 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:30,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:30,076 INFO L85 PathProgramCache]: Analyzing trace with hash -574521095, now seen corresponding path program 1 times [2022-10-16 15:57:30,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:30,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195422625] [2022-10-16 15:57:30,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:30,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:30,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:30,274 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 15:57:30,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:30,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195422625] [2022-10-16 15:57:30,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195422625] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:30,275 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:30,275 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 15:57:30,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929877954] [2022-10-16 15:57:30,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:30,277 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:57:30,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:30,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:57:30,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:30,278 INFO L87 Difference]: Start difference. First operand 508 states and 759 transitions. Second operand has 5 states, 4 states have (on average 10.0) internal successors, (40), 5 states have internal predecessors, (40), 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 15:57:30,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:30,500 INFO L93 Difference]: Finished difference Result 692 states and 1033 transitions. [2022-10-16 15:57:30,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 15:57:30,500 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 10.0) internal successors, (40), 5 states have internal predecessors, (40), 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 40 [2022-10-16 15:57:30,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:30,509 INFO L225 Difference]: With dead ends: 692 [2022-10-16 15:57:30,509 INFO L226 Difference]: Without dead ends: 688 [2022-10-16 15:57:30,510 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-16 15:57:30,512 INFO L413 NwaCegarLoop]: 231 mSDtfsCounter, 1421 mSDsluCounter, 323 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1421 SdHoareTripleChecker+Valid, 554 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:30,512 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1421 Valid, 554 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:57:30,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 688 states. [2022-10-16 15:57:30,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 688 to 677. [2022-10-16 15:57:30,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 677 states, 665 states have (on average 1.5353383458646617) internal successors, (1021), 676 states have internal predecessors, (1021), 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 15:57:30,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 677 states and 1021 transitions. [2022-10-16 15:57:30,571 INFO L78 Accepts]: Start accepts. Automaton has 677 states and 1021 transitions. Word has length 40 [2022-10-16 15:57:30,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:30,571 INFO L495 AbstractCegarLoop]: Abstraction has 677 states and 1021 transitions. [2022-10-16 15:57:30,572 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 10.0) internal successors, (40), 5 states have internal predecessors, (40), 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 15:57:30,572 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1021 transitions. [2022-10-16 15:57:30,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-16 15:57:30,578 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:30,578 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:30,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-16 15:57:30,579 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:30,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:30,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1051349966, now seen corresponding path program 1 times [2022-10-16 15:57:30,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:30,588 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897845397] [2022-10-16 15:57:30,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:30,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:30,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:30,717 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 15:57:30,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:30,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897845397] [2022-10-16 15:57:30,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897845397] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:30,718 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:30,718 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:57:30,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741941470] [2022-10-16 15:57:30,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:30,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:57:30,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:30,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:57:30,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:57:30,720 INFO L87 Difference]: Start difference. First operand 677 states and 1021 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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 15:57:30,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:30,876 INFO L93 Difference]: Finished difference Result 1779 states and 2702 transitions. [2022-10-16 15:57:30,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:57:30,878 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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 59 [2022-10-16 15:57:30,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:30,885 INFO L225 Difference]: With dead ends: 1779 [2022-10-16 15:57:30,886 INFO L226 Difference]: Without dead ends: 1179 [2022-10-16 15:57:30,888 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:57:30,889 INFO L413 NwaCegarLoop]: 263 mSDtfsCounter, 183 mSDsluCounter, 241 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 504 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:30,889 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 504 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:57:30,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1179 states. [2022-10-16 15:57:31,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1179 to 1167. [2022-10-16 15:57:31,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1167 states, 1155 states have (on average 1.5272727272727273) internal successors, (1764), 1166 states have internal predecessors, (1764), 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 15:57:31,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 1167 states and 1764 transitions. [2022-10-16 15:57:31,012 INFO L78 Accepts]: Start accepts. Automaton has 1167 states and 1764 transitions. Word has length 59 [2022-10-16 15:57:31,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:31,012 INFO L495 AbstractCegarLoop]: Abstraction has 1167 states and 1764 transitions. [2022-10-16 15:57:31,013 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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 15:57:31,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1764 transitions. [2022-10-16 15:57:31,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-16 15:57:31,014 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:31,014 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:31,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-16 15:57:31,015 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:31,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:31,015 INFO L85 PathProgramCache]: Analyzing trace with hash -1018781875, now seen corresponding path program 1 times [2022-10-16 15:57:31,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:31,016 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248938231] [2022-10-16 15:57:31,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:31,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:31,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:31,089 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 15:57:31,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:31,090 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248938231] [2022-10-16 15:57:31,090 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248938231] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:31,090 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:31,090 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:57:31,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840679802] [2022-10-16 15:57:31,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:31,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:57:31,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:31,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:57:31,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:57:31,092 INFO L87 Difference]: Start difference. First operand 1167 states and 1764 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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 15:57:31,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:31,327 INFO L93 Difference]: Finished difference Result 3100 states and 4691 transitions. [2022-10-16 15:57:31,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:57:31,328 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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 59 [2022-10-16 15:57:31,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:31,340 INFO L225 Difference]: With dead ends: 3100 [2022-10-16 15:57:31,340 INFO L226 Difference]: Without dead ends: 2024 [2022-10-16 15:57:31,342 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:57:31,344 INFO L413 NwaCegarLoop]: 261 mSDtfsCounter, 183 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 490 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:31,344 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 490 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:57:31,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2024 states. [2022-10-16 15:57:31,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2024 to 2013. [2022-10-16 15:57:31,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2013 states, 2001 states have (on average 1.4992503748125936) internal successors, (3000), 2012 states have internal predecessors, (3000), 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 15:57:31,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 2013 states and 3000 transitions. [2022-10-16 15:57:31,582 INFO L78 Accepts]: Start accepts. Automaton has 2013 states and 3000 transitions. Word has length 59 [2022-10-16 15:57:31,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:31,582 INFO L495 AbstractCegarLoop]: Abstraction has 2013 states and 3000 transitions. [2022-10-16 15:57:31,583 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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 15:57:31,583 INFO L276 IsEmpty]: Start isEmpty. Operand 2013 states and 3000 transitions. [2022-10-16 15:57:31,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-16 15:57:31,584 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:31,584 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:31,585 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-16 15:57:31,585 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:31,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:31,585 INFO L85 PathProgramCache]: Analyzing trace with hash 372170239, now seen corresponding path program 1 times [2022-10-16 15:57:31,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:31,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242019270] [2022-10-16 15:57:31,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:31,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:31,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:31,712 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 15:57:31,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:31,713 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242019270] [2022-10-16 15:57:31,713 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1242019270] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:31,713 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:31,713 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:57:31,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245298706] [2022-10-16 15:57:31,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:31,714 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 15:57:31,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:31,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 15:57:31,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 15:57:31,715 INFO L87 Difference]: Start difference. First operand 2013 states and 3000 transitions. Second operand has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 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 15:57:32,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:32,093 INFO L93 Difference]: Finished difference Result 2571 states and 3845 transitions. [2022-10-16 15:57:32,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 15:57:32,094 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 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 60 [2022-10-16 15:57:32,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:32,109 INFO L225 Difference]: With dead ends: 2571 [2022-10-16 15:57:32,110 INFO L226 Difference]: Without dead ends: 2568 [2022-10-16 15:57:32,111 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 15:57:32,112 INFO L413 NwaCegarLoop]: 378 mSDtfsCounter, 357 mSDsluCounter, 378 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 357 SdHoareTripleChecker+Valid, 756 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:32,112 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [357 Valid, 756 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:57:32,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2568 states. [2022-10-16 15:57:32,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2568 to 2274. [2022-10-16 15:57:32,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2274 states, 2262 states have (on average 1.5035366931918657) internal successors, (3401), 2273 states have internal predecessors, (3401), 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 15:57:32,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2274 states to 2274 states and 3401 transitions. [2022-10-16 15:57:32,387 INFO L78 Accepts]: Start accepts. Automaton has 2274 states and 3401 transitions. Word has length 60 [2022-10-16 15:57:32,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:32,388 INFO L495 AbstractCegarLoop]: Abstraction has 2274 states and 3401 transitions. [2022-10-16 15:57:32,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 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 15:57:32,388 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 3401 transitions. [2022-10-16 15:57:32,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-16 15:57:32,393 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:32,395 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:32,395 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-16 15:57:32,397 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:32,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:32,398 INFO L85 PathProgramCache]: Analyzing trace with hash 1078067439, now seen corresponding path program 1 times [2022-10-16 15:57:32,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:32,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115251592] [2022-10-16 15:57:32,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:32,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:32,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:32,581 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 15:57:32,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:32,582 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115251592] [2022-10-16 15:57:32,582 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115251592] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:32,582 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:32,582 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:57:32,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317559400] [2022-10-16 15:57:32,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:32,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 15:57:32,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:32,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 15:57:32,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 15:57:32,585 INFO L87 Difference]: Start difference. First operand 2274 states and 3401 transitions. Second operand has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 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 15:57:32,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:32,969 INFO L93 Difference]: Finished difference Result 3054 states and 4586 transitions. [2022-10-16 15:57:32,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 15:57:32,969 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 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 60 [2022-10-16 15:57:32,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:32,986 INFO L225 Difference]: With dead ends: 3054 [2022-10-16 15:57:32,986 INFO L226 Difference]: Without dead ends: 3051 [2022-10-16 15:57:32,988 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 15:57:32,989 INFO L413 NwaCegarLoop]: 388 mSDtfsCounter, 369 mSDsluCounter, 373 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 369 SdHoareTripleChecker+Valid, 761 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:32,989 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [369 Valid, 761 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:57:32,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3051 states. [2022-10-16 15:57:33,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3051 to 2899. [2022-10-16 15:57:33,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2899 states, 2887 states have (on average 1.5109109802563214) internal successors, (4362), 2898 states have internal predecessors, (4362), 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 15:57:33,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2899 states to 2899 states and 4362 transitions. [2022-10-16 15:57:33,264 INFO L78 Accepts]: Start accepts. Automaton has 2899 states and 4362 transitions. Word has length 60 [2022-10-16 15:57:33,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:33,264 INFO L495 AbstractCegarLoop]: Abstraction has 2899 states and 4362 transitions. [2022-10-16 15:57:33,264 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 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 15:57:33,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2899 states and 4362 transitions. [2022-10-16 15:57:33,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-16 15:57:33,266 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:33,266 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:33,266 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-16 15:57:33,267 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:33,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:33,267 INFO L85 PathProgramCache]: Analyzing trace with hash 405645551, now seen corresponding path program 1 times [2022-10-16 15:57:33,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:33,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001561781] [2022-10-16 15:57:33,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:33,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:33,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:33,345 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 15:57:33,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:33,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001561781] [2022-10-16 15:57:33,346 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001561781] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:33,346 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:33,346 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:57:33,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350914211] [2022-10-16 15:57:33,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:33,347 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:57:33,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:33,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:57:33,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:57:33,348 INFO L87 Difference]: Start difference. First operand 2899 states and 4362 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 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 15:57:33,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:33,829 INFO L93 Difference]: Finished difference Result 7806 states and 11748 transitions. [2022-10-16 15:57:33,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:57:33,830 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 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 61 [2022-10-16 15:57:33,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:33,859 INFO L225 Difference]: With dead ends: 7806 [2022-10-16 15:57:33,859 INFO L226 Difference]: Without dead ends: 5025 [2022-10-16 15:57:33,867 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:57:33,868 INFO L413 NwaCegarLoop]: 263 mSDtfsCounter, 170 mSDsluCounter, 241 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 504 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:33,869 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 504 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:57:33,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5025 states. [2022-10-16 15:57:34,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5025 to 5013. [2022-10-16 15:57:34,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5013 states, 5001 states have (on average 1.4897020595880823) internal successors, (7450), 5012 states have internal predecessors, (7450), 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 15:57:34,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5013 states to 5013 states and 7450 transitions. [2022-10-16 15:57:34,413 INFO L78 Accepts]: Start accepts. Automaton has 5013 states and 7450 transitions. Word has length 61 [2022-10-16 15:57:34,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:34,414 INFO L495 AbstractCegarLoop]: Abstraction has 5013 states and 7450 transitions. [2022-10-16 15:57:34,414 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 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 15:57:34,414 INFO L276 IsEmpty]: Start isEmpty. Operand 5013 states and 7450 transitions. [2022-10-16 15:57:34,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-16 15:57:34,416 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:34,416 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:34,416 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-16 15:57:34,417 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:34,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:34,417 INFO L85 PathProgramCache]: Analyzing trace with hash -939647537, now seen corresponding path program 1 times [2022-10-16 15:57:34,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:34,418 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897089775] [2022-10-16 15:57:34,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:34,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:34,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:34,535 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 15:57:34,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:34,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897089775] [2022-10-16 15:57:34,536 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897089775] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:34,536 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:34,536 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:57:34,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268881161] [2022-10-16 15:57:34,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:34,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 15:57:34,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:34,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 15:57:34,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 15:57:34,539 INFO L87 Difference]: Start difference. First operand 5013 states and 7450 transitions. Second operand has 4 states, 3 states have (on average 20.333333333333332) internal successors, (61), 4 states have internal predecessors, (61), 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 15:57:35,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:35,023 INFO L93 Difference]: Finished difference Result 5019 states and 7450 transitions. [2022-10-16 15:57:35,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 15:57:35,024 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 20.333333333333332) internal successors, (61), 4 states have internal predecessors, (61), 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 61 [2022-10-16 15:57:35,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:35,052 INFO L225 Difference]: With dead ends: 5019 [2022-10-16 15:57:35,053 INFO L226 Difference]: Without dead ends: 5016 [2022-10-16 15:57:35,056 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 15:57:35,057 INFO L413 NwaCegarLoop]: 370 mSDtfsCounter, 388 mSDsluCounter, 223 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 388 SdHoareTripleChecker+Valid, 593 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:35,057 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [388 Valid, 593 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:57:35,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5016 states. [2022-10-16 15:57:35,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5016 to 4417. [2022-10-16 15:57:35,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4417 states, 4408 states have (on average 1.475725952813067) internal successors, (6505), 4416 states have internal predecessors, (6505), 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 15:57:35,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4417 states to 4417 states and 6505 transitions. [2022-10-16 15:57:35,533 INFO L78 Accepts]: Start accepts. Automaton has 4417 states and 6505 transitions. Word has length 61 [2022-10-16 15:57:35,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:35,533 INFO L495 AbstractCegarLoop]: Abstraction has 4417 states and 6505 transitions. [2022-10-16 15:57:35,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 20.333333333333332) internal successors, (61), 4 states have internal predecessors, (61), 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 15:57:35,534 INFO L276 IsEmpty]: Start isEmpty. Operand 4417 states and 6505 transitions. [2022-10-16 15:57:35,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-16 15:57:35,535 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:35,535 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:35,536 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-16 15:57:35,536 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:35,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:35,536 INFO L85 PathProgramCache]: Analyzing trace with hash 1173321217, now seen corresponding path program 1 times [2022-10-16 15:57:35,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:35,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499857037] [2022-10-16 15:57:35,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:35,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:35,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:35,656 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 15:57:35,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:35,656 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499857037] [2022-10-16 15:57:35,657 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499857037] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:35,657 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:35,657 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 15:57:35,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072574922] [2022-10-16 15:57:35,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:35,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:57:35,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:35,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:57:35,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:35,659 INFO L87 Difference]: Start difference. First operand 4417 states and 6505 transitions. Second operand has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 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 15:57:36,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:36,329 INFO L93 Difference]: Finished difference Result 7648 states and 11333 transitions. [2022-10-16 15:57:36,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 15:57:36,330 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 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 62 [2022-10-16 15:57:36,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:36,359 INFO L225 Difference]: With dead ends: 7648 [2022-10-16 15:57:36,359 INFO L226 Difference]: Without dead ends: 5404 [2022-10-16 15:57:36,364 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-10-16 15:57:36,365 INFO L413 NwaCegarLoop]: 421 mSDtfsCounter, 694 mSDsluCounter, 602 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 694 SdHoareTripleChecker+Valid, 1023 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:36,366 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [694 Valid, 1023 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:57:36,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5404 states. [2022-10-16 15:57:36,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5404 to 5236. [2022-10-16 15:57:36,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5236 states, 5227 states have (on average 1.4668069638415917) internal successors, (7667), 5235 states have internal predecessors, (7667), 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 15:57:36,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5236 states to 5236 states and 7667 transitions. [2022-10-16 15:57:36,974 INFO L78 Accepts]: Start accepts. Automaton has 5236 states and 7667 transitions. Word has length 62 [2022-10-16 15:57:36,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:36,974 INFO L495 AbstractCegarLoop]: Abstraction has 5236 states and 7667 transitions. [2022-10-16 15:57:36,975 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 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 15:57:36,975 INFO L276 IsEmpty]: Start isEmpty. Operand 5236 states and 7667 transitions. [2022-10-16 15:57:36,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-16 15:57:36,983 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:36,983 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:36,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-10-16 15:57:36,984 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:36,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:36,985 INFO L85 PathProgramCache]: Analyzing trace with hash -2085683729, now seen corresponding path program 1 times [2022-10-16 15:57:36,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:36,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580489250] [2022-10-16 15:57:36,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:36,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:37,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:37,127 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 15:57:37,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:37,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580489250] [2022-10-16 15:57:37,128 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580489250] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:37,128 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:37,128 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 15:57:37,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661366127] [2022-10-16 15:57:37,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:37,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:57:37,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:37,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:57:37,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:37,130 INFO L87 Difference]: Start difference. First operand 5236 states and 7667 transitions. Second operand has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 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 15:57:37,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:37,774 INFO L93 Difference]: Finished difference Result 8763 states and 12937 transitions. [2022-10-16 15:57:37,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 15:57:37,775 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 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 62 [2022-10-16 15:57:37,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:37,794 INFO L225 Difference]: With dead ends: 8763 [2022-10-16 15:57:37,794 INFO L226 Difference]: Without dead ends: 5401 [2022-10-16 15:57:37,800 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-10-16 15:57:37,801 INFO L413 NwaCegarLoop]: 438 mSDtfsCounter, 695 mSDsluCounter, 567 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 695 SdHoareTripleChecker+Valid, 1005 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:37,801 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [695 Valid, 1005 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:57:37,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5401 states. [2022-10-16 15:57:38,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5401 to 5289. [2022-10-16 15:57:38,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5289 states, 5280 states have (on average 1.4621212121212122) internal successors, (7720), 5288 states have internal predecessors, (7720), 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 15:57:38,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5289 states to 5289 states and 7720 transitions. [2022-10-16 15:57:38,258 INFO L78 Accepts]: Start accepts. Automaton has 5289 states and 7720 transitions. Word has length 62 [2022-10-16 15:57:38,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:38,258 INFO L495 AbstractCegarLoop]: Abstraction has 5289 states and 7720 transitions. [2022-10-16 15:57:38,258 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 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 15:57:38,259 INFO L276 IsEmpty]: Start isEmpty. Operand 5289 states and 7720 transitions. [2022-10-16 15:57:38,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-16 15:57:38,260 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:38,260 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:38,261 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-10-16 15:57:38,261 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:38,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:38,262 INFO L85 PathProgramCache]: Analyzing trace with hash 935697649, now seen corresponding path program 1 times [2022-10-16 15:57:38,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:38,262 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016191219] [2022-10-16 15:57:38,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:38,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:38,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:38,422 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 15:57:38,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:38,422 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016191219] [2022-10-16 15:57:38,422 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016191219] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:38,423 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:38,423 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 15:57:38,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132645793] [2022-10-16 15:57:38,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:38,424 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:57:38,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:38,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:57:38,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:38,425 INFO L87 Difference]: Start difference. First operand 5289 states and 7720 transitions. Second operand has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 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 15:57:39,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:39,180 INFO L93 Difference]: Finished difference Result 8527 states and 12560 transitions. [2022-10-16 15:57:39,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 15:57:39,181 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 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 62 [2022-10-16 15:57:39,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:39,204 INFO L225 Difference]: With dead ends: 8527 [2022-10-16 15:57:39,204 INFO L226 Difference]: Without dead ends: 6283 [2022-10-16 15:57:39,212 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-10-16 15:57:39,213 INFO L413 NwaCegarLoop]: 462 mSDtfsCounter, 705 mSDsluCounter, 717 mSDsCounter, 0 mSdLazyCounter, 195 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 705 SdHoareTripleChecker+Valid, 1179 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:39,214 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [705 Valid, 1179 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 195 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:57:39,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6283 states. [2022-10-16 15:57:39,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6283 to 6115. [2022-10-16 15:57:39,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6115 states, 6106 states have (on average 1.4575827055355388) internal successors, (8900), 6114 states have internal predecessors, (8900), 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 15:57:39,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6115 states to 6115 states and 8900 transitions. [2022-10-16 15:57:39,712 INFO L78 Accepts]: Start accepts. Automaton has 6115 states and 8900 transitions. Word has length 62 [2022-10-16 15:57:39,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:39,712 INFO L495 AbstractCegarLoop]: Abstraction has 6115 states and 8900 transitions. [2022-10-16 15:57:39,713 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 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 15:57:39,713 INFO L276 IsEmpty]: Start isEmpty. Operand 6115 states and 8900 transitions. [2022-10-16 15:57:39,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-16 15:57:39,715 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:39,715 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:39,715 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-10-16 15:57:39,715 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:39,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:39,716 INFO L85 PathProgramCache]: Analyzing trace with hash 2013219585, now seen corresponding path program 1 times [2022-10-16 15:57:39,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:39,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059733594] [2022-10-16 15:57:39,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:39,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:39,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:39,825 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 15:57:39,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:39,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059733594] [2022-10-16 15:57:39,826 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059733594] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:39,826 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:39,826 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 15:57:39,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824636658] [2022-10-16 15:57:39,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:39,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:57:39,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:39,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:57:39,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:39,828 INFO L87 Difference]: Start difference. First operand 6115 states and 8900 transitions. Second operand has 5 states, 4 states have (on average 15.75) internal successors, (63), 5 states have internal predecessors, (63), 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 15:57:40,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:40,533 INFO L93 Difference]: Finished difference Result 9129 states and 13412 transitions. [2022-10-16 15:57:40,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 15:57:40,535 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.75) internal successors, (63), 5 states have internal predecessors, (63), 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 63 [2022-10-16 15:57:40,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:40,558 INFO L225 Difference]: With dead ends: 9129 [2022-10-16 15:57:40,558 INFO L226 Difference]: Without dead ends: 8835 [2022-10-16 15:57:40,563 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-10-16 15:57:40,564 INFO L413 NwaCegarLoop]: 362 mSDtfsCounter, 787 mSDsluCounter, 374 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 787 SdHoareTripleChecker+Valid, 736 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:40,564 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [787 Valid, 736 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:57:40,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8835 states. [2022-10-16 15:57:41,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8835 to 6157. [2022-10-16 15:57:41,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6157 states, 6148 states have (on average 1.4666558230318802) internal successors, (9017), 6156 states have internal predecessors, (9017), 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 15:57:41,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6157 states to 6157 states and 9017 transitions. [2022-10-16 15:57:41,086 INFO L78 Accepts]: Start accepts. Automaton has 6157 states and 9017 transitions. Word has length 63 [2022-10-16 15:57:41,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:41,086 INFO L495 AbstractCegarLoop]: Abstraction has 6157 states and 9017 transitions. [2022-10-16 15:57:41,087 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.75) internal successors, (63), 5 states have internal predecessors, (63), 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 15:57:41,087 INFO L276 IsEmpty]: Start isEmpty. Operand 6157 states and 9017 transitions. [2022-10-16 15:57:41,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-16 15:57:41,088 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:41,088 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:41,089 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-10-16 15:57:41,089 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:41,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:41,090 INFO L85 PathProgramCache]: Analyzing trace with hash -1058143727, now seen corresponding path program 1 times [2022-10-16 15:57:41,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:41,090 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745432185] [2022-10-16 15:57:41,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:41,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:41,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:41,207 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 15:57:41,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:41,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745432185] [2022-10-16 15:57:41,208 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745432185] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:41,208 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:41,208 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 15:57:41,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826380676] [2022-10-16 15:57:41,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:41,209 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:57:41,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:41,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:57:41,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:41,210 INFO L87 Difference]: Start difference. First operand 6157 states and 9017 transitions. Second operand has 5 states, 4 states have (on average 15.75) internal successors, (63), 5 states have internal predecessors, (63), 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 15:57:41,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:41,991 INFO L93 Difference]: Finished difference Result 8736 states and 12888 transitions. [2022-10-16 15:57:41,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 15:57:41,991 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.75) internal successors, (63), 5 states have internal predecessors, (63), 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 63 [2022-10-16 15:57:41,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:42,015 INFO L225 Difference]: With dead ends: 8736 [2022-10-16 15:57:42,016 INFO L226 Difference]: Without dead ends: 8429 [2022-10-16 15:57:42,020 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-10-16 15:57:42,021 INFO L413 NwaCegarLoop]: 382 mSDtfsCounter, 755 mSDsluCounter, 393 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 755 SdHoareTripleChecker+Valid, 775 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:42,021 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [755 Valid, 775 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:57:42,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8429 states. [2022-10-16 15:57:42,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8429 to 5476. [2022-10-16 15:57:42,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5476 states, 5467 states have (on average 1.4726541064569234) internal successors, (8051), 5475 states have internal predecessors, (8051), 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 15:57:42,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5476 states to 5476 states and 8051 transitions. [2022-10-16 15:57:42,668 INFO L78 Accepts]: Start accepts. Automaton has 5476 states and 8051 transitions. Word has length 63 [2022-10-16 15:57:42,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:42,668 INFO L495 AbstractCegarLoop]: Abstraction has 5476 states and 8051 transitions. [2022-10-16 15:57:42,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.75) internal successors, (63), 5 states have internal predecessors, (63), 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 15:57:42,669 INFO L276 IsEmpty]: Start isEmpty. Operand 5476 states and 8051 transitions. [2022-10-16 15:57:42,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-16 15:57:42,670 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:42,670 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:42,671 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-10-16 15:57:42,671 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:42,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:42,672 INFO L85 PathProgramCache]: Analyzing trace with hash -928873670, now seen corresponding path program 1 times [2022-10-16 15:57:42,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:42,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428459882] [2022-10-16 15:57:42,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:42,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:42,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:42,782 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 15:57:42,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:42,783 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428459882] [2022-10-16 15:57:42,783 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428459882] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:42,783 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:42,783 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:57:42,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011410619] [2022-10-16 15:57:42,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:42,784 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 15:57:42,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:42,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 15:57:42,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 15:57:42,785 INFO L87 Difference]: Start difference. First operand 5476 states and 8051 transitions. Second operand has 4 states, 3 states have (on average 21.333333333333332) internal successors, (64), 4 states have internal predecessors, (64), 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 15:57:43,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:43,528 INFO L93 Difference]: Finished difference Result 7566 states and 11211 transitions. [2022-10-16 15:57:43,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 15:57:43,529 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 21.333333333333332) internal successors, (64), 4 states have internal predecessors, (64), 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 64 [2022-10-16 15:57:43,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:43,544 INFO L225 Difference]: With dead ends: 7566 [2022-10-16 15:57:43,545 INFO L226 Difference]: Without dead ends: 7563 [2022-10-16 15:57:43,547 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 15:57:43,548 INFO L413 NwaCegarLoop]: 503 mSDtfsCounter, 368 mSDsluCounter, 372 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 368 SdHoareTripleChecker+Valid, 875 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:43,548 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [368 Valid, 875 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:57:43,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7563 states. [2022-10-16 15:57:44,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7563 to 6591. [2022-10-16 15:57:44,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6591 states, 6583 states have (on average 1.4756190186844904) internal successors, (9714), 6590 states have internal predecessors, (9714), 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 15:57:44,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6591 states to 6591 states and 9714 transitions. [2022-10-16 15:57:44,174 INFO L78 Accepts]: Start accepts. Automaton has 6591 states and 9714 transitions. Word has length 64 [2022-10-16 15:57:44,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:44,174 INFO L495 AbstractCegarLoop]: Abstraction has 6591 states and 9714 transitions. [2022-10-16 15:57:44,174 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 21.333333333333332) internal successors, (64), 4 states have internal predecessors, (64), 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 15:57:44,174 INFO L276 IsEmpty]: Start isEmpty. Operand 6591 states and 9714 transitions. [2022-10-16 15:57:44,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-16 15:57:44,176 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:44,176 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:44,176 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-10-16 15:57:44,176 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:44,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:44,177 INFO L85 PathProgramCache]: Analyzing trace with hash -1114685094, now seen corresponding path program 1 times [2022-10-16 15:57:44,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:44,177 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111196287] [2022-10-16 15:57:44,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:44,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:44,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:44,314 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 15:57:44,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:44,314 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111196287] [2022-10-16 15:57:44,315 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111196287] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:44,315 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:44,315 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 15:57:44,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028698783] [2022-10-16 15:57:44,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:44,316 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:57:44,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:44,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:57:44,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:44,317 INFO L87 Difference]: Start difference. First operand 6591 states and 9714 transitions. Second operand has 5 states, 4 states have (on average 16.5) internal successors, (66), 5 states have internal predecessors, (66), 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 15:57:45,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:45,084 INFO L93 Difference]: Finished difference Result 7309 states and 10749 transitions. [2022-10-16 15:57:45,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 15:57:45,085 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 16.5) internal successors, (66), 5 states have internal predecessors, (66), 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 66 [2022-10-16 15:57:45,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:45,099 INFO L225 Difference]: With dead ends: 7309 [2022-10-16 15:57:45,099 INFO L226 Difference]: Without dead ends: 6931 [2022-10-16 15:57:45,102 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:45,103 INFO L413 NwaCegarLoop]: 453 mSDtfsCounter, 491 mSDsluCounter, 759 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 491 SdHoareTripleChecker+Valid, 1212 SdHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:45,103 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [491 Valid, 1212 Invalid, 181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 175 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:57:45,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6931 states. [2022-10-16 15:57:45,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6931 to 6822. [2022-10-16 15:57:45,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6822 states, 6814 states have (on average 1.470942177869093) internal successors, (10023), 6821 states have internal predecessors, (10023), 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 15:57:45,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6822 states to 6822 states and 10023 transitions. [2022-10-16 15:57:45,797 INFO L78 Accepts]: Start accepts. Automaton has 6822 states and 10023 transitions. Word has length 66 [2022-10-16 15:57:45,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:45,798 INFO L495 AbstractCegarLoop]: Abstraction has 6822 states and 10023 transitions. [2022-10-16 15:57:45,798 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 16.5) internal successors, (66), 5 states have internal predecessors, (66), 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 15:57:45,798 INFO L276 IsEmpty]: Start isEmpty. Operand 6822 states and 10023 transitions. [2022-10-16 15:57:45,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-16 15:57:45,799 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:45,799 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:45,800 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-10-16 15:57:45,800 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:45,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:45,800 INFO L85 PathProgramCache]: Analyzing trace with hash 705607804, now seen corresponding path program 1 times [2022-10-16 15:57:45,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:45,801 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965258730] [2022-10-16 15:57:45,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:45,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:45,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:45,941 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 15:57:45,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:45,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965258730] [2022-10-16 15:57:45,941 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [965258730] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:45,942 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:45,942 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 15:57:45,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946376885] [2022-10-16 15:57:45,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:45,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:57:45,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:45,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:57:45,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:45,944 INFO L87 Difference]: Start difference. First operand 6822 states and 10023 transitions. Second operand has 5 states, 4 states have (on average 16.5) internal successors, (66), 5 states have internal predecessors, (66), 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 15:57:46,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:46,716 INFO L93 Difference]: Finished difference Result 9017 states and 13311 transitions. [2022-10-16 15:57:46,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 15:57:46,717 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 16.5) internal successors, (66), 5 states have internal predecessors, (66), 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 66 [2022-10-16 15:57:46,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:46,726 INFO L225 Difference]: With dead ends: 9017 [2022-10-16 15:57:46,727 INFO L226 Difference]: Without dead ends: 8961 [2022-10-16 15:57:46,728 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:46,730 INFO L413 NwaCegarLoop]: 468 mSDtfsCounter, 550 mSDsluCounter, 553 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 550 SdHoareTripleChecker+Valid, 1021 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:46,733 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [550 Valid, 1021 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:57:46,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8961 states. [2022-10-16 15:57:47,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8961 to 8521. [2022-10-16 15:57:47,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8521 states, 8513 states have (on average 1.4719840244332199) internal successors, (12531), 8520 states have internal predecessors, (12531), 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 15:57:47,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8521 states to 8521 states and 12531 transitions. [2022-10-16 15:57:47,513 INFO L78 Accepts]: Start accepts. Automaton has 8521 states and 12531 transitions. Word has length 66 [2022-10-16 15:57:47,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:47,513 INFO L495 AbstractCegarLoop]: Abstraction has 8521 states and 12531 transitions. [2022-10-16 15:57:47,514 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 16.5) internal successors, (66), 5 states have internal predecessors, (66), 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 15:57:47,514 INFO L276 IsEmpty]: Start isEmpty. Operand 8521 states and 12531 transitions. [2022-10-16 15:57:47,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-16 15:57:47,515 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:47,515 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:47,516 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-10-16 15:57:47,516 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:47,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:47,516 INFO L85 PathProgramCache]: Analyzing trace with hash 2029718508, now seen corresponding path program 1 times [2022-10-16 15:57:47,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:47,517 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136943552] [2022-10-16 15:57:47,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:47,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:47,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:47,643 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 15:57:47,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:47,644 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136943552] [2022-10-16 15:57:47,644 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2136943552] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:47,644 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:47,644 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 15:57:47,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921492513] [2022-10-16 15:57:47,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:47,645 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:57:47,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:47,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:57:47,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:47,646 INFO L87 Difference]: Start difference. First operand 8521 states and 12531 transitions. Second operand has 5 states, 4 states have (on average 16.5) internal successors, (66), 5 states have internal predecessors, (66), 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 15:57:48,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:48,500 INFO L93 Difference]: Finished difference Result 9651 states and 14186 transitions. [2022-10-16 15:57:48,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 15:57:48,501 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 16.5) internal successors, (66), 5 states have internal predecessors, (66), 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 66 [2022-10-16 15:57:48,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:48,513 INFO L225 Difference]: With dead ends: 9651 [2022-10-16 15:57:48,514 INFO L226 Difference]: Without dead ends: 9253 [2022-10-16 15:57:48,518 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:48,519 INFO L413 NwaCegarLoop]: 489 mSDtfsCounter, 572 mSDsluCounter, 508 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 572 SdHoareTripleChecker+Valid, 997 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:48,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [572 Valid, 997 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:57:48,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9253 states. [2022-10-16 15:57:49,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9253 to 8981. [2022-10-16 15:57:49,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8981 states, 8973 states have (on average 1.4701883428061964) internal successors, (13192), 8980 states have internal predecessors, (13192), 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 15:57:49,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8981 states to 8981 states and 13192 transitions. [2022-10-16 15:57:49,216 INFO L78 Accepts]: Start accepts. Automaton has 8981 states and 13192 transitions. Word has length 66 [2022-10-16 15:57:49,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:49,216 INFO L495 AbstractCegarLoop]: Abstraction has 8981 states and 13192 transitions. [2022-10-16 15:57:49,216 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 16.5) internal successors, (66), 5 states have internal predecessors, (66), 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 15:57:49,217 INFO L276 IsEmpty]: Start isEmpty. Operand 8981 states and 13192 transitions. [2022-10-16 15:57:49,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-16 15:57:49,218 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:49,218 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:49,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-10-16 15:57:49,219 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:49,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:49,219 INFO L85 PathProgramCache]: Analyzing trace with hash 399005670, now seen corresponding path program 1 times [2022-10-16 15:57:49,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:49,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868845035] [2022-10-16 15:57:49,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:49,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:49,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:49,359 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 15:57:49,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:49,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868845035] [2022-10-16 15:57:49,360 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868845035] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:49,360 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:49,360 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 15:57:49,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440057039] [2022-10-16 15:57:49,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:49,361 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:57:49,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:49,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:57:49,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:49,363 INFO L87 Difference]: Start difference. First operand 8981 states and 13192 transitions. Second operand has 5 states, 4 states have (on average 16.75) internal successors, (67), 5 states have internal predecessors, (67), 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 15:57:50,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:50,383 INFO L93 Difference]: Finished difference Result 11527 states and 16921 transitions. [2022-10-16 15:57:50,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 15:57:50,384 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 16.75) internal successors, (67), 5 states have internal predecessors, (67), 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 67 [2022-10-16 15:57:50,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:50,394 INFO L225 Difference]: With dead ends: 11527 [2022-10-16 15:57:50,394 INFO L226 Difference]: Without dead ends: 7445 [2022-10-16 15:57:50,403 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:50,404 INFO L413 NwaCegarLoop]: 416 mSDtfsCounter, 487 mSDsluCounter, 575 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 487 SdHoareTripleChecker+Valid, 991 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:50,405 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [487 Valid, 991 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:57:50,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7445 states. [2022-10-16 15:57:50,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7445 to 5379. [2022-10-16 15:57:50,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5379 states, 5372 states have (on average 1.4534623976172747) internal successors, (7808), 5378 states have internal predecessors, (7808), 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 15:57:50,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5379 states to 5379 states and 7808 transitions. [2022-10-16 15:57:50,947 INFO L78 Accepts]: Start accepts. Automaton has 5379 states and 7808 transitions. Word has length 67 [2022-10-16 15:57:50,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:50,948 INFO L495 AbstractCegarLoop]: Abstraction has 5379 states and 7808 transitions. [2022-10-16 15:57:50,948 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 16.75) internal successors, (67), 5 states have internal predecessors, (67), 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 15:57:50,948 INFO L276 IsEmpty]: Start isEmpty. Operand 5379 states and 7808 transitions. [2022-10-16 15:57:50,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-16 15:57:50,950 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:50,950 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:50,950 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-10-16 15:57:50,950 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:50,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:50,951 INFO L85 PathProgramCache]: Analyzing trace with hash -661521345, now seen corresponding path program 1 times [2022-10-16 15:57:50,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:50,951 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514464108] [2022-10-16 15:57:50,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:50,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:50,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:51,082 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 15:57:51,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:51,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514464108] [2022-10-16 15:57:51,083 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514464108] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:51,083 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:51,083 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 15:57:51,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480627007] [2022-10-16 15:57:51,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:51,084 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:57:51,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:51,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:57:51,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:51,085 INFO L87 Difference]: Start difference. First operand 5379 states and 7808 transitions. Second operand has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 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 15:57:52,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:52,052 INFO L93 Difference]: Finished difference Result 5878 states and 8519 transitions. [2022-10-16 15:57:52,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 15:57:52,052 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 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 70 [2022-10-16 15:57:52,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:52,061 INFO L225 Difference]: With dead ends: 5878 [2022-10-16 15:57:52,061 INFO L226 Difference]: Without dead ends: 5274 [2022-10-16 15:57:52,064 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:52,065 INFO L413 NwaCegarLoop]: 539 mSDtfsCounter, 382 mSDsluCounter, 681 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 382 SdHoareTripleChecker+Valid, 1220 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:52,066 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [382 Valid, 1220 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:57:52,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5274 states. [2022-10-16 15:57:52,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5274 to 5164. [2022-10-16 15:57:52,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5164 states, 5158 states have (on average 1.453858084528887) internal successors, (7499), 5163 states have internal predecessors, (7499), 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 15:57:52,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5164 states to 5164 states and 7499 transitions. [2022-10-16 15:57:52,720 INFO L78 Accepts]: Start accepts. Automaton has 5164 states and 7499 transitions. Word has length 70 [2022-10-16 15:57:52,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:52,721 INFO L495 AbstractCegarLoop]: Abstraction has 5164 states and 7499 transitions. [2022-10-16 15:57:52,721 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 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 15:57:52,721 INFO L276 IsEmpty]: Start isEmpty. Operand 5164 states and 7499 transitions. [2022-10-16 15:57:52,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-10-16 15:57:52,725 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:52,726 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:52,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-10-16 15:57:52,726 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:52,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:52,727 INFO L85 PathProgramCache]: Analyzing trace with hash -61058002, now seen corresponding path program 1 times [2022-10-16 15:57:52,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:52,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702312485] [2022-10-16 15:57:52,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:52,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:52,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:52,885 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 15:57:52,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:52,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702312485] [2022-10-16 15:57:52,886 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1702312485] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:52,886 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:52,886 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 15:57:52,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391106156] [2022-10-16 15:57:52,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:52,887 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:57:52,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:52,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:57:52,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:52,888 INFO L87 Difference]: Start difference. First operand 5164 states and 7499 transitions. Second operand has 5 states, 4 states have (on average 21.5) internal successors, (86), 5 states have internal predecessors, (86), 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 15:57:53,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:53,627 INFO L93 Difference]: Finished difference Result 5493 states and 7962 transitions. [2022-10-16 15:57:53,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 15:57:53,627 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 21.5) internal successors, (86), 5 states have internal predecessors, (86), 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 86 [2022-10-16 15:57:53,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:53,633 INFO L225 Difference]: With dead ends: 5493 [2022-10-16 15:57:53,634 INFO L226 Difference]: Without dead ends: 5025 [2022-10-16 15:57:53,635 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:53,636 INFO L413 NwaCegarLoop]: 451 mSDtfsCounter, 443 mSDsluCounter, 702 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 443 SdHoareTripleChecker+Valid, 1153 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:53,636 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [443 Valid, 1153 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:57:53,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5025 states. [2022-10-16 15:57:54,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5025 to 4585. [2022-10-16 15:57:54,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4585 states, 4579 states have (on average 1.4564315352697095) internal successors, (6669), 4584 states have internal predecessors, (6669), 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 15:57:54,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4585 states to 4585 states and 6669 transitions. [2022-10-16 15:57:54,091 INFO L78 Accepts]: Start accepts. Automaton has 4585 states and 6669 transitions. Word has length 86 [2022-10-16 15:57:54,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:54,091 INFO L495 AbstractCegarLoop]: Abstraction has 4585 states and 6669 transitions. [2022-10-16 15:57:54,091 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 21.5) internal successors, (86), 5 states have internal predecessors, (86), 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 15:57:54,091 INFO L276 IsEmpty]: Start isEmpty. Operand 4585 states and 6669 transitions. [2022-10-16 15:57:54,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-10-16 15:57:54,095 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:54,095 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:54,096 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-10-16 15:57:54,096 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:54,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:54,096 INFO L85 PathProgramCache]: Analyzing trace with hash 435278735, now seen corresponding path program 1 times [2022-10-16 15:57:54,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:54,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407362340] [2022-10-16 15:57:54,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:54,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:54,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:54,214 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 15:57:54,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:54,214 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407362340] [2022-10-16 15:57:54,214 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407362340] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:54,215 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:54,215 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:57:54,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181694650] [2022-10-16 15:57:54,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:54,215 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 15:57:54,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:54,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 15:57:54,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 15:57:54,217 INFO L87 Difference]: Start difference. First operand 4585 states and 6669 transitions. Second operand has 4 states, 3 states have (on average 28.666666666666668) internal successors, (86), 4 states have internal predecessors, (86), 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 15:57:55,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:55,108 INFO L93 Difference]: Finished difference Result 4976 states and 7225 transitions. [2022-10-16 15:57:55,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 15:57:55,109 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 28.666666666666668) internal successors, (86), 4 states have internal predecessors, (86), 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 86 [2022-10-16 15:57:55,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:55,119 INFO L225 Difference]: With dead ends: 4976 [2022-10-16 15:57:55,119 INFO L226 Difference]: Without dead ends: 4974 [2022-10-16 15:57:55,121 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-16 15:57:55,123 INFO L413 NwaCegarLoop]: 440 mSDtfsCounter, 231 mSDsluCounter, 538 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 231 SdHoareTripleChecker+Valid, 978 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:55,124 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [231 Valid, 978 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:57:55,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4974 states. [2022-10-16 15:57:55,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4974 to 4367. [2022-10-16 15:57:55,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4367 states, 4363 states have (on average 1.4405225762090306) internal successors, (6285), 4366 states have internal predecessors, (6285), 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 15:57:55,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4367 states to 4367 states and 6285 transitions. [2022-10-16 15:57:55,798 INFO L78 Accepts]: Start accepts. Automaton has 4367 states and 6285 transitions. Word has length 86 [2022-10-16 15:57:55,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:55,799 INFO L495 AbstractCegarLoop]: Abstraction has 4367 states and 6285 transitions. [2022-10-16 15:57:55,799 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 28.666666666666668) internal successors, (86), 4 states have internal predecessors, (86), 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 15:57:55,799 INFO L276 IsEmpty]: Start isEmpty. Operand 4367 states and 6285 transitions. [2022-10-16 15:57:55,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-10-16 15:57:55,803 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:55,803 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:55,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-10-16 15:57:55,803 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:55,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:55,804 INFO L85 PathProgramCache]: Analyzing trace with hash 1691046129, now seen corresponding path program 1 times [2022-10-16 15:57:55,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:55,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982642874] [2022-10-16 15:57:55,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:55,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:55,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:55,967 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 15:57:55,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:55,967 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982642874] [2022-10-16 15:57:55,968 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1982642874] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:55,968 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:55,968 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 15:57:55,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590205553] [2022-10-16 15:57:55,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:55,969 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:57:55,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:55,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:57:55,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:55,970 INFO L87 Difference]: Start difference. First operand 4367 states and 6285 transitions. Second operand has 5 states, 4 states have (on average 22.0) internal successors, (88), 5 states have internal predecessors, (88), 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 15:57:56,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:56,539 INFO L93 Difference]: Finished difference Result 4803 states and 6917 transitions. [2022-10-16 15:57:56,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 15:57:56,540 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 22.0) internal successors, (88), 5 states have internal predecessors, (88), 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 88 [2022-10-16 15:57:56,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:56,545 INFO L225 Difference]: With dead ends: 4803 [2022-10-16 15:57:56,545 INFO L226 Difference]: Without dead ends: 4694 [2022-10-16 15:57:56,546 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:56,547 INFO L413 NwaCegarLoop]: 486 mSDtfsCounter, 401 mSDsluCounter, 666 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 401 SdHoareTripleChecker+Valid, 1152 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:56,547 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [401 Valid, 1152 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:57:56,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4694 states. [2022-10-16 15:57:56,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4694 to 4692. [2022-10-16 15:57:56,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4692 states, 4688 states have (on average 1.4347269624573378) internal successors, (6726), 4691 states have internal predecessors, (6726), 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 15:57:56,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4692 states to 4692 states and 6726 transitions. [2022-10-16 15:57:56,981 INFO L78 Accepts]: Start accepts. Automaton has 4692 states and 6726 transitions. Word has length 88 [2022-10-16 15:57:56,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:56,982 INFO L495 AbstractCegarLoop]: Abstraction has 4692 states and 6726 transitions. [2022-10-16 15:57:56,982 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 22.0) internal successors, (88), 5 states have internal predecessors, (88), 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 15:57:56,982 INFO L276 IsEmpty]: Start isEmpty. Operand 4692 states and 6726 transitions. [2022-10-16 15:57:56,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-10-16 15:57:56,986 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:56,986 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:56,986 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-10-16 15:57:56,987 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:56,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:56,987 INFO L85 PathProgramCache]: Analyzing trace with hash 516747459, now seen corresponding path program 1 times [2022-10-16 15:57:56,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:56,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661271159] [2022-10-16 15:57:56,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:56,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:57,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:57,124 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 15:57:57,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:57,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661271159] [2022-10-16 15:57:57,125 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661271159] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:57,125 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:57,125 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 15:57:57,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259785471] [2022-10-16 15:57:57,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:57,126 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:57:57,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:57,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:57:57,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:57,127 INFO L87 Difference]: Start difference. First operand 4692 states and 6726 transitions. Second operand has 5 states, 4 states have (on average 22.0) internal successors, (88), 5 states have internal predecessors, (88), 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 15:57:57,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:57,713 INFO L93 Difference]: Finished difference Result 5131 states and 7351 transitions. [2022-10-16 15:57:57,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 15:57:57,713 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 22.0) internal successors, (88), 5 states have internal predecessors, (88), 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 88 [2022-10-16 15:57:57,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:57,720 INFO L225 Difference]: With dead ends: 5131 [2022-10-16 15:57:57,720 INFO L226 Difference]: Without dead ends: 4666 [2022-10-16 15:57:57,722 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:57,723 INFO L413 NwaCegarLoop]: 445 mSDtfsCounter, 408 mSDsluCounter, 707 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 408 SdHoareTripleChecker+Valid, 1152 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:57,723 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [408 Valid, 1152 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 175 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:57:57,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4666 states. [2022-10-16 15:57:58,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4666 to 4224. [2022-10-16 15:57:58,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4224 states, 4220 states have (on average 1.4367298578199053) internal successors, (6063), 4223 states have internal predecessors, (6063), 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 15:57:58,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4224 states to 4224 states and 6063 transitions. [2022-10-16 15:57:58,077 INFO L78 Accepts]: Start accepts. Automaton has 4224 states and 6063 transitions. Word has length 88 [2022-10-16 15:57:58,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:58,077 INFO L495 AbstractCegarLoop]: Abstraction has 4224 states and 6063 transitions. [2022-10-16 15:57:58,078 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 22.0) internal successors, (88), 5 states have internal predecessors, (88), 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 15:57:58,078 INFO L276 IsEmpty]: Start isEmpty. Operand 4224 states and 6063 transitions. [2022-10-16 15:57:58,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-10-16 15:57:58,081 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:58,081 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:58,081 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-10-16 15:57:58,081 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:58,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:58,082 INFO L85 PathProgramCache]: Analyzing trace with hash 882822748, now seen corresponding path program 1 times [2022-10-16 15:57:58,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:58,082 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380599837] [2022-10-16 15:57:58,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:58,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:58,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:58,212 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 15:57:58,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:58,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380599837] [2022-10-16 15:57:58,213 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380599837] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:58,213 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:58,213 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 15:57:58,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525414444] [2022-10-16 15:57:58,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:58,214 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:57:58,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:58,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:57:58,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:58,215 INFO L87 Difference]: Start difference. First operand 4224 states and 6063 transitions. Second operand has 5 states, 4 states have (on average 22.25) internal successors, (89), 5 states have internal predecessors, (89), 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 15:57:58,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:58,942 INFO L93 Difference]: Finished difference Result 6359 states and 9162 transitions. [2022-10-16 15:57:58,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 15:57:58,943 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 22.25) internal successors, (89), 5 states have internal predecessors, (89), 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 89 [2022-10-16 15:57:58,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:58,949 INFO L225 Difference]: With dead ends: 6359 [2022-10-16 15:57:58,949 INFO L226 Difference]: Without dead ends: 3265 [2022-10-16 15:57:58,954 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:58,955 INFO L413 NwaCegarLoop]: 406 mSDtfsCounter, 419 mSDsluCounter, 482 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 419 SdHoareTripleChecker+Valid, 888 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:58,955 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [419 Valid, 888 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:57:58,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3265 states. [2022-10-16 15:57:59,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3265 to 1851. [2022-10-16 15:57:59,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1851 states, 1850 states have (on average 1.4016216216216215) internal successors, (2593), 1850 states have internal predecessors, (2593), 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 15:57:59,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1851 states to 1851 states and 2593 transitions. [2022-10-16 15:57:59,291 INFO L78 Accepts]: Start accepts. Automaton has 1851 states and 2593 transitions. Word has length 89 [2022-10-16 15:57:59,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:59,291 INFO L495 AbstractCegarLoop]: Abstraction has 1851 states and 2593 transitions. [2022-10-16 15:57:59,291 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 22.25) internal successors, (89), 5 states have internal predecessors, (89), 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 15:57:59,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 2593 transitions. [2022-10-16 15:57:59,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-10-16 15:57:59,294 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:59,294 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:59,294 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-10-16 15:57:59,294 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:59,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:59,295 INFO L85 PathProgramCache]: Analyzing trace with hash 59422392, now seen corresponding path program 1 times [2022-10-16 15:57:59,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:59,295 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676540828] [2022-10-16 15:57:59,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:59,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:59,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:59,367 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 15:57:59,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:59,367 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676540828] [2022-10-16 15:57:59,367 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676540828] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:59,368 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:59,368 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:57:59,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158949247] [2022-10-16 15:57:59,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:59,368 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:57:59,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:59,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:57:59,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:57:59,369 INFO L87 Difference]: Start difference. First operand 1851 states and 2593 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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 15:57:59,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:57:59,572 INFO L93 Difference]: Finished difference Result 1852 states and 2593 transitions. [2022-10-16 15:57:59,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:57:59,573 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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 90 [2022-10-16 15:57:59,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:57:59,575 INFO L225 Difference]: With dead ends: 1852 [2022-10-16 15:57:59,575 INFO L226 Difference]: Without dead ends: 1287 [2022-10-16 15:57:59,577 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:57:59,578 INFO L413 NwaCegarLoop]: 206 mSDtfsCounter, 139 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 228 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:57:59,578 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 228 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:57:59,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1287 states. [2022-10-16 15:57:59,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1287 to 1287. [2022-10-16 15:57:59,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1287 states, 1286 states have (on average 1.3825816485225506) internal successors, (1778), 1286 states have internal predecessors, (1778), 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 15:57:59,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 1287 states and 1778 transitions. [2022-10-16 15:57:59,729 INFO L78 Accepts]: Start accepts. Automaton has 1287 states and 1778 transitions. Word has length 90 [2022-10-16 15:57:59,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:57:59,729 INFO L495 AbstractCegarLoop]: Abstraction has 1287 states and 1778 transitions. [2022-10-16 15:57:59,729 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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 15:57:59,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 1778 transitions. [2022-10-16 15:57:59,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-16 15:57:59,731 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:57:59,731 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:57:59,731 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-10-16 15:57:59,731 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:57:59,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:57:59,732 INFO L85 PathProgramCache]: Analyzing trace with hash 816760365, now seen corresponding path program 1 times [2022-10-16 15:57:59,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:57:59,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183925525] [2022-10-16 15:57:59,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:57:59,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:57:59,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:57:59,861 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 15:57:59,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:57:59,861 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183925525] [2022-10-16 15:57:59,861 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183925525] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:57:59,862 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:57:59,862 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 15:57:59,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773656041] [2022-10-16 15:57:59,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:57:59,862 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:57:59,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:57:59,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:57:59,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:57:59,863 INFO L87 Difference]: Start difference. First operand 1287 states and 1778 transitions. Second operand has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 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 15:58:00,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:58:00,215 INFO L93 Difference]: Finished difference Result 2099 states and 2934 transitions. [2022-10-16 15:58:00,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 15:58:00,215 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 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 92 [2022-10-16 15:58:00,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:58:00,217 INFO L225 Difference]: With dead ends: 2099 [2022-10-16 15:58:00,217 INFO L226 Difference]: Without dead ends: 1559 [2022-10-16 15:58:00,218 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:58:00,219 INFO L413 NwaCegarLoop]: 455 mSDtfsCounter, 329 mSDsluCounter, 565 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 329 SdHoareTripleChecker+Valid, 1020 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:58:00,219 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [329 Valid, 1020 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:58:00,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1559 states. [2022-10-16 15:58:00,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1559 to 1558. [2022-10-16 15:58:00,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1558 states, 1557 states have (on average 1.3853564547206165) internal successors, (2157), 1557 states have internal predecessors, (2157), 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 15:58:00,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1558 states and 2157 transitions. [2022-10-16 15:58:00,405 INFO L78 Accepts]: Start accepts. Automaton has 1558 states and 2157 transitions. Word has length 92 [2022-10-16 15:58:00,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:58:00,405 INFO L495 AbstractCegarLoop]: Abstraction has 1558 states and 2157 transitions. [2022-10-16 15:58:00,405 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 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 15:58:00,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 2157 transitions. [2022-10-16 15:58:00,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-16 15:58:00,407 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:58:00,407 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:58:00,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-10-16 15:58:00,408 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:58:00,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:58:00,410 INFO L85 PathProgramCache]: Analyzing trace with hash 1048692787, now seen corresponding path program 1 times [2022-10-16 15:58:00,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:58:00,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888439244] [2022-10-16 15:58:00,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:58:00,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:58:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:58:00,554 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 15:58:00,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:58:00,554 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888439244] [2022-10-16 15:58:00,554 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888439244] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:58:00,554 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:58:00,555 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 15:58:00,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971752648] [2022-10-16 15:58:00,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:58:00,555 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:58:00,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:58:00,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:58:00,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:58:00,556 INFO L87 Difference]: Start difference. First operand 1558 states and 2157 transitions. Second operand has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 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 15:58:00,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:58:00,960 INFO L93 Difference]: Finished difference Result 1756 states and 2435 transitions. [2022-10-16 15:58:00,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 15:58:00,961 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 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 92 [2022-10-16 15:58:00,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:58:00,963 INFO L225 Difference]: With dead ends: 1756 [2022-10-16 15:58:00,963 INFO L226 Difference]: Without dead ends: 1220 [2022-10-16 15:58:00,964 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:58:00,967 INFO L413 NwaCegarLoop]: 473 mSDtfsCounter, 280 mSDsluCounter, 649 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 280 SdHoareTripleChecker+Valid, 1122 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:58:00,967 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [280 Valid, 1122 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:58:00,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1220 states. [2022-10-16 15:58:01,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1220 to 924. [2022-10-16 15:58:01,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 924 states, 923 states have (on average 1.3726977248104009) internal successors, (1267), 923 states have internal predecessors, (1267), 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 15:58:01,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 924 states and 1267 transitions. [2022-10-16 15:58:01,072 INFO L78 Accepts]: Start accepts. Automaton has 924 states and 1267 transitions. Word has length 92 [2022-10-16 15:58:01,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:58:01,073 INFO L495 AbstractCegarLoop]: Abstraction has 924 states and 1267 transitions. [2022-10-16 15:58:01,073 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 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 15:58:01,073 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1267 transitions. [2022-10-16 15:58:01,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-16 15:58:01,074 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:58:01,074 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:58:01,074 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-10-16 15:58:01,075 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:58:01,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:58:01,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1533149277, now seen corresponding path program 1 times [2022-10-16 15:58:01,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:58:01,075 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266023750] [2022-10-16 15:58:01,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:58:01,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:58:01,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:58:01,201 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 15:58:01,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:58:01,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266023750] [2022-10-16 15:58:01,202 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266023750] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:58:01,202 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:58:01,202 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 15:58:01,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817803453] [2022-10-16 15:58:01,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:58:01,203 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:58:01,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:58:01,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:58:01,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:58:01,204 INFO L87 Difference]: Start difference. First operand 924 states and 1267 transitions. Second operand has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 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 15:58:01,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:58:01,483 INFO L93 Difference]: Finished difference Result 1430 states and 1980 transitions. [2022-10-16 15:58:01,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 15:58:01,483 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 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 92 [2022-10-16 15:58:01,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:58:01,485 INFO L225 Difference]: With dead ends: 1430 [2022-10-16 15:58:01,485 INFO L226 Difference]: Without dead ends: 1121 [2022-10-16 15:58:01,486 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:58:01,488 INFO L413 NwaCegarLoop]: 448 mSDtfsCounter, 283 mSDsluCounter, 493 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 283 SdHoareTripleChecker+Valid, 941 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:58:01,489 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [283 Valid, 941 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:58:01,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1121 states. [2022-10-16 15:58:01,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1121 to 1023. [2022-10-16 15:58:01,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1023 states, 1022 states have (on average 1.3718199608610568) internal successors, (1402), 1022 states have internal predecessors, (1402), 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 15:58:01,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 1023 states and 1402 transitions. [2022-10-16 15:58:01,609 INFO L78 Accepts]: Start accepts. Automaton has 1023 states and 1402 transitions. Word has length 92 [2022-10-16 15:58:01,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:58:01,610 INFO L495 AbstractCegarLoop]: Abstraction has 1023 states and 1402 transitions. [2022-10-16 15:58:01,610 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 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 15:58:01,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1402 transitions. [2022-10-16 15:58:01,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-16 15:58:01,611 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:58:01,612 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:58:01,612 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-10-16 15:58:01,612 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:58:01,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:58:01,613 INFO L85 PathProgramCache]: Analyzing trace with hash 995363067, now seen corresponding path program 1 times [2022-10-16 15:58:01,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:58:01,613 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425896595] [2022-10-16 15:58:01,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:58:01,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:58:01,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:58:01,741 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 15:58:01,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:58:01,742 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425896595] [2022-10-16 15:58:01,742 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425896595] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:58:01,742 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:58:01,742 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 15:58:01,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076685323] [2022-10-16 15:58:01,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:58:01,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:58:01,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:58:01,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:58:01,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:58:01,744 INFO L87 Difference]: Start difference. First operand 1023 states and 1402 transitions. Second operand has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 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 15:58:02,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:58:02,000 INFO L93 Difference]: Finished difference Result 1220 states and 1678 transitions. [2022-10-16 15:58:02,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 15:58:02,001 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 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 92 [2022-10-16 15:58:02,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:58:02,002 INFO L225 Difference]: With dead ends: 1220 [2022-10-16 15:58:02,002 INFO L226 Difference]: Without dead ends: 699 [2022-10-16 15:58:02,003 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:58:02,004 INFO L413 NwaCegarLoop]: 461 mSDtfsCounter, 346 mSDsluCounter, 490 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 346 SdHoareTripleChecker+Valid, 951 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:58:02,004 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [346 Valid, 951 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:58:02,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 699 states. [2022-10-16 15:58:02,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 699 to 699. [2022-10-16 15:58:02,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 699 states, 698 states have (on average 1.359598853868195) internal successors, (949), 698 states have internal predecessors, (949), 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 15:58:02,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 949 transitions. [2022-10-16 15:58:02,086 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 949 transitions. Word has length 92 [2022-10-16 15:58:02,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:58:02,086 INFO L495 AbstractCegarLoop]: Abstraction has 699 states and 949 transitions. [2022-10-16 15:58:02,086 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 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 15:58:02,086 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 949 transitions. [2022-10-16 15:58:02,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-16 15:58:02,087 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:58:02,088 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:58:02,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-10-16 15:58:02,088 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:58:02,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:58:02,088 INFO L85 PathProgramCache]: Analyzing trace with hash -555699317, now seen corresponding path program 1 times [2022-10-16 15:58:02,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:58:02,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708107232] [2022-10-16 15:58:02,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:58:02,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:58:02,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:58:02,204 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:58:02,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:58:02,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708107232] [2022-10-16 15:58:02,205 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708107232] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:58:02,205 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:58:02,205 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 15:58:02,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065263340] [2022-10-16 15:58:02,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:58:02,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:58:02,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:58:02,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:58:02,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:58:02,207 INFO L87 Difference]: Start difference. First operand 699 states and 949 transitions. Second operand has 5 states, 5 states have (on average 23.0) internal successors, (115), 5 states have internal predecessors, (115), 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 15:58:02,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:58:02,684 INFO L93 Difference]: Finished difference Result 2432 states and 3293 transitions. [2022-10-16 15:58:02,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 15:58:02,685 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.0) internal successors, (115), 5 states have internal predecessors, (115), 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 115 [2022-10-16 15:58:02,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:58:02,687 INFO L225 Difference]: With dead ends: 2432 [2022-10-16 15:58:02,687 INFO L226 Difference]: Without dead ends: 1848 [2022-10-16 15:58:02,688 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-16 15:58:02,689 INFO L413 NwaCegarLoop]: 184 mSDtfsCounter, 577 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 577 SdHoareTripleChecker+Valid, 439 SdHoareTripleChecker+Invalid, 220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:58:02,689 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [577 Valid, 439 Invalid, 220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:58:02,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1848 states. [2022-10-16 15:58:02,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1848 to 900. [2022-10-16 15:58:02,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 900 states, 899 states have (on average 1.314794215795328) internal successors, (1182), 899 states have internal predecessors, (1182), 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 15:58:02,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 900 states and 1182 transitions. [2022-10-16 15:58:02,842 INFO L78 Accepts]: Start accepts. Automaton has 900 states and 1182 transitions. Word has length 115 [2022-10-16 15:58:02,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:58:02,843 INFO L495 AbstractCegarLoop]: Abstraction has 900 states and 1182 transitions. [2022-10-16 15:58:02,843 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.0) internal successors, (115), 5 states have internal predecessors, (115), 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 15:58:02,843 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1182 transitions. [2022-10-16 15:58:02,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-10-16 15:58:02,845 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:58:02,845 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:58:02,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-10-16 15:58:02,845 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:58:02,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:58:02,846 INFO L85 PathProgramCache]: Analyzing trace with hash -483837646, now seen corresponding path program 1 times [2022-10-16 15:58:02,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:58:02,846 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273343758] [2022-10-16 15:58:02,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:58:02,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:58:02,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:58:02,916 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-16 15:58:02,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:58:02,916 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273343758] [2022-10-16 15:58:02,917 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273343758] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:58:02,917 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:58:02,917 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:58:02,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515147106] [2022-10-16 15:58:02,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:58:02,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:58:02,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:58:02,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:58:02,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:58:02,918 INFO L87 Difference]: Start difference. First operand 900 states and 1182 transitions. Second operand has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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 15:58:03,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:58:03,230 INFO L93 Difference]: Finished difference Result 2523 states and 3344 transitions. [2022-10-16 15:58:03,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:58:03,231 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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 118 [2022-10-16 15:58:03,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:58:03,233 INFO L225 Difference]: With dead ends: 2523 [2022-10-16 15:58:03,234 INFO L226 Difference]: Without dead ends: 1738 [2022-10-16 15:58:03,235 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:58:03,235 INFO L413 NwaCegarLoop]: 154 mSDtfsCounter, 108 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:58:03,236 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 284 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:58:03,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1738 states. [2022-10-16 15:58:03,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1738 to 1732. [2022-10-16 15:58:03,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1732 states, 1731 states have (on average 1.318890814558059) internal successors, (2283), 1731 states have internal predecessors, (2283), 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 15:58:03,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1732 states and 2283 transitions. [2022-10-16 15:58:03,446 INFO L78 Accepts]: Start accepts. Automaton has 1732 states and 2283 transitions. Word has length 118 [2022-10-16 15:58:03,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:58:03,447 INFO L495 AbstractCegarLoop]: Abstraction has 1732 states and 2283 transitions. [2022-10-16 15:58:03,447 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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 15:58:03,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 2283 transitions. [2022-10-16 15:58:03,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-10-16 15:58:03,450 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:58:03,450 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:58:03,450 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-10-16 15:58:03,450 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-10-16 15:58:03,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:58:03,451 INFO L85 PathProgramCache]: Analyzing trace with hash -326889779, now seen corresponding path program 1 times [2022-10-16 15:58:03,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:58:03,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496459527] [2022-10-16 15:58:03,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:58:03,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:58:03,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:58:03,604 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:58:03,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:58:03,604 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496459527] [2022-10-16 15:58:03,604 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496459527] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:58:03,605 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:58:03,605 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 15:58:03,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500368761] [2022-10-16 15:58:03,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:58:03,606 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:58:03,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:58:03,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:58:03,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:58:03,607 INFO L87 Difference]: Start difference. First operand 1732 states and 2283 transitions. Second operand has 5 states, 4 states have (on average 29.5) internal successors, (118), 5 states have internal predecessors, (118), 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 15:58:03,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:58:03,937 INFO L93 Difference]: Finished difference Result 1732 states and 2283 transitions. [2022-10-16 15:58:03,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 15:58:03,938 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 29.5) internal successors, (118), 5 states have internal predecessors, (118), 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 118 [2022-10-16 15:58:03,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:58:03,938 INFO L225 Difference]: With dead ends: 1732 [2022-10-16 15:58:03,938 INFO L226 Difference]: Without dead ends: 0 [2022-10-16 15:58:03,940 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:58:03,941 INFO L413 NwaCegarLoop]: 447 mSDtfsCounter, 236 mSDsluCounter, 495 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 942 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:58:03,941 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 942 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:58:03,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-10-16 15:58:03,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-10-16 15:58:03,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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 15:58:03,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-10-16 15:58:03,942 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 118 [2022-10-16 15:58:03,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:58:03,942 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-16 15:58:03,943 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 29.5) internal successors, (118), 5 states have internal predecessors, (118), 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 15:58:03,943 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-10-16 15:58:03,943 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-16 15:58:03,956 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 26 remaining) [2022-10-16 15:58:03,957 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 26 remaining) [2022-10-16 15:58:03,958 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 26 remaining) [2022-10-16 15:58:03,958 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 26 remaining) [2022-10-16 15:58:03,958 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 26 remaining) [2022-10-16 15:58:03,958 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 26 remaining) [2022-10-16 15:58:03,958 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 26 remaining) [2022-10-16 15:58:03,959 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 26 remaining) [2022-10-16 15:58:03,959 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 26 remaining) [2022-10-16 15:58:03,959 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 26 remaining) [2022-10-16 15:58:03,959 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 26 remaining) [2022-10-16 15:58:03,959 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 26 remaining) [2022-10-16 15:58:03,960 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 26 remaining) [2022-10-16 15:58:03,960 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 26 remaining) [2022-10-16 15:58:03,960 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 26 remaining) [2022-10-16 15:58:03,960 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 26 remaining) [2022-10-16 15:58:03,960 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 26 remaining) [2022-10-16 15:58:03,961 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 26 remaining) [2022-10-16 15:58:03,961 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 26 remaining) [2022-10-16 15:58:03,961 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 26 remaining) [2022-10-16 15:58:03,961 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 26 remaining) [2022-10-16 15:58:03,961 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 26 remaining) [2022-10-16 15:58:03,962 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 26 remaining) [2022-10-16 15:58:03,962 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 26 remaining) [2022-10-16 15:58:03,962 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 26 remaining) [2022-10-16 15:58:03,962 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 26 remaining) [2022-10-16 15:58:03,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-10-16 15:58:03,965 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-10-16 16:01:46,472 WARN L233 SmtUtils]: Spent 3.71m on a formula simplification. DAG size of input: 712 DAG size of output: 710 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or)