/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/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 15:06:36,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 15:06:36,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 15:06:36,582 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 15:06:36,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 15:06:36,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 15:06:36,590 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 15:06:36,607 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 15:06:36,609 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 15:06:36,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 15:06:36,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 15:06:36,613 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 15:06:36,613 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 15:06:36,615 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 15:06:36,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 15:06:36,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 15:06:36,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 15:06:36,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 15:06:36,621 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 15:06:36,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 15:06:36,625 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 15:06:36,630 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 15:06:36,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 15:06:36,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 15:06:36,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-16 15:06:36,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 15:06:36,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 15:06:36,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 15:06:36,649 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 15:06:36,690 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 15:06:36,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 15:06:36,691 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 15:06:36,691 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 15:06:36,692 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 15:06:36,692 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 15:06:36,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 15:06:36,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 15:06:36,694 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 15:06:36,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 15:06:36,694 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 15:06:36,694 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 15:06:36,694 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 15:06:36,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 15:06:36,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 15:06:36,695 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 15:06:36,695 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 15:06:36,695 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 15:06:36,696 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 15:06:36,696 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 15:06:36,696 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 15:06:36,696 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 15:06:36,696 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 15:06:36,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 15:06:36,697 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 15:06:36,697 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 15:06:36,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 15:06:36,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 15:06:36,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 15:06:36,698 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 15:06:36,698 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 15:06:36,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 15:06:36,698 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 15:06:36,699 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 15:06:37,079 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 15:06:37,126 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 15:06:37,129 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 15:06:37,131 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 15:06:37,131 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 15:06:37,133 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c [2022-10-16 15:06:37,205 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5166c32a5/832fd7a0c15e40ff9bcd87cfabcf71be/FLAG352084de5 [2022-10-16 15:06:38,018 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 15:06:38,018 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c [2022-10-16 15:06:38,046 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5166c32a5/832fd7a0c15e40ff9bcd87cfabcf71be/FLAG352084de5 [2022-10-16 15:06:38,060 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5166c32a5/832fd7a0c15e40ff9bcd87cfabcf71be [2022-10-16 15:06:38,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 15:06:38,069 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 15:06:38,075 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 15:06:38,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 15:06:38,079 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 15:06:38,080 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:06:38" (1/1) ... [2022-10-16 15:06:38,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20080045 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:38, skipping insertion in model container [2022-10-16 15:06:38,081 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:06:38" (1/1) ... [2022-10-16 15:06:38,092 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 15:06:38,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 15:06:38,685 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/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c[60917,60930] [2022-10-16 15:06:38,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 15:06:38,704 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 15:06:38,883 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/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c[60917,60930] [2022-10-16 15:06:38,886 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 15:06:38,910 INFO L208 MainTranslator]: Completed translation [2022-10-16 15:06:38,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:38 WrapperNode [2022-10-16 15:06:38,911 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 15:06:38,912 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 15:06:38,912 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 15:06:38,912 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 15:06:38,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:38" (1/1) ... [2022-10-16 15:06:38,970 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:38" (1/1) ... [2022-10-16 15:06:39,065 INFO L138 Inliner]: procedures = 24, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 2113 [2022-10-16 15:06:39,066 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 15:06:39,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 15:06:39,067 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 15:06:39,067 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 15:06:39,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:38" (1/1) ... [2022-10-16 15:06:39,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:38" (1/1) ... [2022-10-16 15:06:39,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:38" (1/1) ... [2022-10-16 15:06:39,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:38" (1/1) ... [2022-10-16 15:06:39,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:38" (1/1) ... [2022-10-16 15:06:39,187 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:38" (1/1) ... [2022-10-16 15:06:39,206 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:38" (1/1) ... [2022-10-16 15:06:39,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:38" (1/1) ... [2022-10-16 15:06:39,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 15:06:39,245 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 15:06:39,246 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 15:06:39,246 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 15:06:39,247 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:38" (1/1) ... [2022-10-16 15:06:39,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 15:06:39,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 15:06:39,281 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 15:06:39,303 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 15:06:39,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 15:06:39,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 15:06:39,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 15:06:39,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 15:06:39,528 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 15:06:39,531 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 15:06:41,526 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 15:06:41,542 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 15:06:41,542 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-16 15:06:41,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:06:41 BoogieIcfgContainer [2022-10-16 15:06:41,546 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 15:06:41,549 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 15:06:41,549 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 15:06:41,553 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 15:06:41,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 03:06:38" (1/3) ... [2022-10-16 15:06:41,554 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3560b79d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:06:41, skipping insertion in model container [2022-10-16 15:06:41,554 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:06:38" (2/3) ... [2022-10-16 15:06:41,554 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3560b79d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:06:41, skipping insertion in model container [2022-10-16 15:06:41,554 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:06:41" (3/3) ... [2022-10-16 15:06:41,556 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_floodmax.5.2.ufo.BOUNDED-10.pals.c [2022-10-16 15:06:41,578 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 15:06:41,578 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 62 error locations. [2022-10-16 15:06:41,669 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 15:06:41,683 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;@2944811d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 15:06:41,683 INFO L358 AbstractCegarLoop]: Starting to check reachability of 62 error locations. [2022-10-16 15:06:41,709 INFO L276 IsEmpty]: Start isEmpty. Operand has 829 states, 766 states have (on average 1.8616187989556137) internal successors, (1426), 828 states have internal predecessors, (1426), 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 15:06:41,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-10-16 15:06:41,747 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:06:41,748 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:06:41,750 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 59 more)] === [2022-10-16 15:06:41,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:06:41,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1735181686, now seen corresponding path program 1 times [2022-10-16 15:06:41,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:06:41,768 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401469346] [2022-10-16 15:06:41,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:06:41,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:06:42,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:06:42,388 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 15:06:42,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:06:42,389 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401469346] [2022-10-16 15:06:42,390 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1401469346] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:06:42,390 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:06:42,390 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 15:06:42,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476987948] [2022-10-16 15:06:42,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:06:42,401 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-16 15:06:42,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:06:42,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-16 15:06:42,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-16 15:06:42,462 INFO L87 Difference]: Start difference. First operand has 829 states, 766 states have (on average 1.8616187989556137) internal successors, (1426), 828 states have internal predecessors, (1426), 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, 2 states have (on average 65.0) internal successors, (130), 2 states have internal predecessors, (130), 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 15:06:42,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:06:42,565 INFO L93 Difference]: Finished difference Result 1113 states and 1826 transitions. [2022-10-16 15:06:42,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-16 15:06:42,568 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 65.0) internal successors, (130), 2 states have internal predecessors, (130), 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 130 [2022-10-16 15:06:42,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:06:42,602 INFO L225 Difference]: With dead ends: 1113 [2022-10-16 15:06:42,602 INFO L226 Difference]: Without dead ends: 824 [2022-10-16 15:06:42,613 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 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 15:06:42,618 INFO L413 NwaCegarLoop]: 1423 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, 1423 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 15:06:42,620 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1423 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:06:42,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 824 states. [2022-10-16 15:06:42,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 824 to 824. [2022-10-16 15:06:42,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 824 states, 762 states have (on average 1.8608923884514437) internal successors, (1418), 823 states have internal predecessors, (1418), 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 15:06:42,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 824 states and 1418 transitions. [2022-10-16 15:06:42,772 INFO L78 Accepts]: Start accepts. Automaton has 824 states and 1418 transitions. Word has length 130 [2022-10-16 15:06:42,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:06:42,774 INFO L495 AbstractCegarLoop]: Abstraction has 824 states and 1418 transitions. [2022-10-16 15:06:42,775 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 65.0) internal successors, (130), 2 states have internal predecessors, (130), 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 15:06:42,776 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1418 transitions. [2022-10-16 15:06:42,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-10-16 15:06:42,787 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:06:42,787 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:06:42,788 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 15:06:42,788 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 59 more)] === [2022-10-16 15:06:42,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:06:42,789 INFO L85 PathProgramCache]: Analyzing trace with hash 1737028728, now seen corresponding path program 1 times [2022-10-16 15:06:42,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:06:42,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110210100] [2022-10-16 15:06:42,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:06:42,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:06:42,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:06:43,349 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 15:06:43,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:06:43,350 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110210100] [2022-10-16 15:06:43,350 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110210100] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:06:43,351 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:06:43,351 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 15:06:43,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459967186] [2022-10-16 15:06:43,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:06:43,353 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:06:43,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:06:43,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:06:43,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:06:43,355 INFO L87 Difference]: Start difference. First operand 824 states and 1418 transitions. Second operand has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 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 15:06:43,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:06:43,505 INFO L93 Difference]: Finished difference Result 1106 states and 1814 transitions. [2022-10-16 15:06:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 15:06:43,506 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 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 130 [2022-10-16 15:06:43,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:06:43,512 INFO L225 Difference]: With dead ends: 1106 [2022-10-16 15:06:43,512 INFO L226 Difference]: Without dead ends: 824 [2022-10-16 15:06:43,513 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-10-16 15:06:43,515 INFO L413 NwaCegarLoop]: 1416 mSDtfsCounter, 3 mSDsluCounter, 4185 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 5601 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:06:43,516 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 5601 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:06:43,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 824 states. [2022-10-16 15:06:43,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 824 to 824. [2022-10-16 15:06:43,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 824 states, 762 states have (on average 1.7821522309711286) internal successors, (1358), 823 states have internal predecessors, (1358), 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 15:06:43,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 824 states and 1358 transitions. [2022-10-16 15:06:43,542 INFO L78 Accepts]: Start accepts. Automaton has 824 states and 1358 transitions. Word has length 130 [2022-10-16 15:06:43,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:06:43,543 INFO L495 AbstractCegarLoop]: Abstraction has 824 states and 1358 transitions. [2022-10-16 15:06:43,543 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 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 15:06:43,544 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1358 transitions. [2022-10-16 15:06:43,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-10-16 15:06:43,548 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:06:43,548 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:06:43,548 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 15:06:43,549 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 59 more)] === [2022-10-16 15:06:43,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:06:43,549 INFO L85 PathProgramCache]: Analyzing trace with hash -197336751, now seen corresponding path program 1 times [2022-10-16 15:06:43,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:06:43,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852376986] [2022-10-16 15:06:43,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:06:43,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:06:43,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:06:43,805 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 15:06:43,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:06:43,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852376986] [2022-10-16 15:06:43,806 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852376986] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:06:43,806 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:06:43,806 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:06:43,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250336220] [2022-10-16 15:06:43,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:06:43,808 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:06:43,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:06:43,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:06:43,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:06:43,832 INFO L87 Difference]: Start difference. First operand 824 states and 1358 transitions. Second operand has 3 states, 3 states have (on average 63.0) internal successors, (189), 3 states have internal predecessors, (189), 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 15:06:43,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:06:43,889 INFO L93 Difference]: Finished difference Result 1351 states and 2094 transitions. [2022-10-16 15:06:43,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:06:43,890 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 63.0) internal successors, (189), 3 states have internal predecessors, (189), 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 189 [2022-10-16 15:06:43,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:06:43,899 INFO L225 Difference]: With dead ends: 1351 [2022-10-16 15:06:43,899 INFO L226 Difference]: Without dead ends: 1073 [2022-10-16 15:06:43,900 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 15:06:43,902 INFO L413 NwaCegarLoop]: 1698 mSDtfsCounter, 364 mSDsluCounter, 1321 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 364 SdHoareTripleChecker+Valid, 3019 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:06:43,903 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [364 Valid, 3019 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:06:43,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1073 states. [2022-10-16 15:06:43,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1073 to 1013. [2022-10-16 15:06:43,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1013 states, 951 states have (on average 1.7886435331230284) internal successors, (1701), 1012 states have internal predecessors, (1701), 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 15:06:43,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 1013 states and 1701 transitions. [2022-10-16 15:06:43,944 INFO L78 Accepts]: Start accepts. Automaton has 1013 states and 1701 transitions. Word has length 189 [2022-10-16 15:06:43,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:06:43,945 INFO L495 AbstractCegarLoop]: Abstraction has 1013 states and 1701 transitions. [2022-10-16 15:06:43,945 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 63.0) internal successors, (189), 3 states have internal predecessors, (189), 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 15:06:43,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1701 transitions. [2022-10-16 15:06:43,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-10-16 15:06:43,949 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:06:43,949 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:06:43,950 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 15:06:43,950 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 59 more)] === [2022-10-16 15:06:43,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:06:43,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1543708397, now seen corresponding path program 1 times [2022-10-16 15:06:43,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:06:43,951 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836442056] [2022-10-16 15:06:43,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:06:43,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:06:44,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:06:44,259 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 15:06:44,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:06:44,260 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836442056] [2022-10-16 15:06:44,261 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836442056] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:06:44,261 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:06:44,261 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:06:44,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240857966] [2022-10-16 15:06:44,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:06:44,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:06:44,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:06:44,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:06:44,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:06:44,264 INFO L87 Difference]: Start difference. First operand 1013 states and 1701 transitions. Second operand has 3 states, 3 states have (on average 64.33333333333333) internal successors, (193), 3 states have internal predecessors, (193), 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 15:06:44,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:06:44,338 INFO L93 Difference]: Finished difference Result 1713 states and 2773 transitions. [2022-10-16 15:06:44,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:06:44,338 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 64.33333333333333) internal successors, (193), 3 states have internal predecessors, (193), 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 193 [2022-10-16 15:06:44,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:06:44,346 INFO L225 Difference]: With dead ends: 1713 [2022-10-16 15:06:44,346 INFO L226 Difference]: Without dead ends: 1246 [2022-10-16 15:06:44,347 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 15:06:44,349 INFO L413 NwaCegarLoop]: 1350 mSDtfsCounter, 326 mSDsluCounter, 1291 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 326 SdHoareTripleChecker+Valid, 2641 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:06:44,350 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [326 Valid, 2641 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:06:44,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1246 states. [2022-10-16 15:06:44,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1246 to 1201. [2022-10-16 15:06:44,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1201 states, 1139 states have (on average 1.7822651448639157) internal successors, (2030), 1200 states have internal predecessors, (2030), 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 15:06:44,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 1201 states and 2030 transitions. [2022-10-16 15:06:44,387 INFO L78 Accepts]: Start accepts. Automaton has 1201 states and 2030 transitions. Word has length 193 [2022-10-16 15:06:44,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:06:44,388 INFO L495 AbstractCegarLoop]: Abstraction has 1201 states and 2030 transitions. [2022-10-16 15:06:44,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 64.33333333333333) internal successors, (193), 3 states have internal predecessors, (193), 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 15:06:44,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 2030 transitions. [2022-10-16 15:06:44,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2022-10-16 15:06:44,392 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:06:44,392 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:06:44,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-16 15:06:44,392 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 59 more)] === [2022-10-16 15:06:44,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:06:44,393 INFO L85 PathProgramCache]: Analyzing trace with hash 176867793, now seen corresponding path program 1 times [2022-10-16 15:06:44,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:06:44,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765249206] [2022-10-16 15:06:44,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:06:44,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:06:44,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:06:44,638 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 15:06:44,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:06:44,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765249206] [2022-10-16 15:06:44,639 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765249206] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:06:44,639 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:06:44,639 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:06:44,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641483768] [2022-10-16 15:06:44,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:06:44,640 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:06:44,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:06:44,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:06:44,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:06:44,642 INFO L87 Difference]: Start difference. First operand 1201 states and 2030 transitions. Second operand has 3 states, 3 states have (on average 65.66666666666667) internal successors, (197), 3 states have internal predecessors, (197), 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 15:06:44,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:06:44,707 INFO L93 Difference]: Finished difference Result 2424 states and 4010 transitions. [2022-10-16 15:06:44,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:06:44,708 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 65.66666666666667) internal successors, (197), 3 states have internal predecessors, (197), 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 197 [2022-10-16 15:06:44,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:06:44,717 INFO L225 Difference]: With dead ends: 2424 [2022-10-16 15:06:44,718 INFO L226 Difference]: Without dead ends: 1771 [2022-10-16 15:06:44,719 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 15:06:44,720 INFO L413 NwaCegarLoop]: 1674 mSDtfsCounter, 356 mSDsluCounter, 1322 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 356 SdHoareTripleChecker+Valid, 2996 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:06:44,721 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [356 Valid, 2996 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:06:44,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1771 states. [2022-10-16 15:06:44,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1771 to 1711. [2022-10-16 15:06:44,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1711 states, 1649 states have (on average 1.7859308671922378) internal successors, (2945), 1710 states have internal predecessors, (2945), 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 15:06:44,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 1711 states and 2945 transitions. [2022-10-16 15:06:44,780 INFO L78 Accepts]: Start accepts. Automaton has 1711 states and 2945 transitions. Word has length 197 [2022-10-16 15:06:44,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:06:44,780 INFO L495 AbstractCegarLoop]: Abstraction has 1711 states and 2945 transitions. [2022-10-16 15:06:44,781 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 65.66666666666667) internal successors, (197), 3 states have internal predecessors, (197), 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 15:06:44,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1711 states and 2945 transitions. [2022-10-16 15:06:44,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-10-16 15:06:44,784 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:06:44,785 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:06:44,785 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-16 15:06:44,785 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 59 more)] === [2022-10-16 15:06:44,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:06:44,786 INFO L85 PathProgramCache]: Analyzing trace with hash 1348913261, now seen corresponding path program 1 times [2022-10-16 15:06:44,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:06:44,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756837353] [2022-10-16 15:06:44,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:06:44,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:06:44,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:06:45,043 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 15:06:45,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:06:45,044 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756837353] [2022-10-16 15:06:45,044 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756837353] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:06:45,044 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:06:45,044 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:06:45,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137055729] [2022-10-16 15:06:45,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:06:45,045 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:06:45,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:06:45,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:06:45,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:06:45,047 INFO L87 Difference]: Start difference. First operand 1711 states and 2945 transitions. Second operand has 3 states, 3 states have (on average 67.0) internal successors, (201), 3 states have internal predecessors, (201), 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 15:06:45,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:06:45,131 INFO L93 Difference]: Finished difference Result 3508 states and 5945 transitions. [2022-10-16 15:06:45,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:06:45,132 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 67.0) internal successors, (201), 3 states have internal predecessors, (201), 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 201 [2022-10-16 15:06:45,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:06:45,145 INFO L225 Difference]: With dead ends: 3508 [2022-10-16 15:06:45,146 INFO L226 Difference]: Without dead ends: 2345 [2022-10-16 15:06:45,148 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 15:06:45,149 INFO L413 NwaCegarLoop]: 1355 mSDtfsCounter, 358 mSDsluCounter, 1300 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 358 SdHoareTripleChecker+Valid, 2655 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:06:45,150 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [358 Valid, 2655 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:06:45,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2345 states. [2022-10-16 15:06:45,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2345 to 2282. [2022-10-16 15:06:45,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2282 states, 2220 states have (on average 1.781981981981982) internal successors, (3956), 2281 states have internal predecessors, (3956), 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 15:06:45,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2282 states to 2282 states and 3956 transitions. [2022-10-16 15:06:45,219 INFO L78 Accepts]: Start accepts. Automaton has 2282 states and 3956 transitions. Word has length 201 [2022-10-16 15:06:45,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:06:45,220 INFO L495 AbstractCegarLoop]: Abstraction has 2282 states and 3956 transitions. [2022-10-16 15:06:45,220 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 67.0) internal successors, (201), 3 states have internal predecessors, (201), 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 15:06:45,221 INFO L276 IsEmpty]: Start isEmpty. Operand 2282 states and 3956 transitions. [2022-10-16 15:06:45,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2022-10-16 15:06:45,239 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:06:45,239 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:06:45,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-16 15:06:45,240 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 59 more)] === [2022-10-16 15:06:45,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:06:45,241 INFO L85 PathProgramCache]: Analyzing trace with hash 1782297681, now seen corresponding path program 1 times [2022-10-16 15:06:45,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:06:45,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164842154] [2022-10-16 15:06:45,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:06:45,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:06:45,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:06:45,473 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 15:06:45,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:06:45,473 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164842154] [2022-10-16 15:06:45,474 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164842154] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:06:45,474 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:06:45,474 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:06:45,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487707261] [2022-10-16 15:06:45,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:06:45,476 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:06:45,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:06:45,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:06:45,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:06:45,478 INFO L87 Difference]: Start difference. First operand 2282 states and 3956 transitions. Second operand has 3 states, 3 states have (on average 68.33333333333333) internal successors, (205), 3 states have internal predecessors, (205), 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 15:06:45,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:06:45,620 INFO L93 Difference]: Finished difference Result 5473 states and 9452 transitions. [2022-10-16 15:06:45,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:06:45,621 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 68.33333333333333) internal successors, (205), 3 states have internal predecessors, (205), 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 205 [2022-10-16 15:06:45,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:06:45,645 INFO L225 Difference]: With dead ends: 5473 [2022-10-16 15:06:45,646 INFO L226 Difference]: Without dead ends: 3755 [2022-10-16 15:06:45,650 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 15:06:45,651 INFO L413 NwaCegarLoop]: 1650 mSDtfsCounter, 348 mSDsluCounter, 1323 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 348 SdHoareTripleChecker+Valid, 2973 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:06:45,652 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [348 Valid, 2973 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:06:45,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3755 states. [2022-10-16 15:06:45,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3755 to 3695. [2022-10-16 15:06:45,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3695 states, 3633 states have (on average 1.7833746215249104) internal successors, (6479), 3694 states have internal predecessors, (6479), 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 15:06:45,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3695 states to 3695 states and 6479 transitions. [2022-10-16 15:06:45,834 INFO L78 Accepts]: Start accepts. Automaton has 3695 states and 6479 transitions. Word has length 205 [2022-10-16 15:06:45,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:06:45,835 INFO L495 AbstractCegarLoop]: Abstraction has 3695 states and 6479 transitions. [2022-10-16 15:06:45,836 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 68.33333333333333) internal successors, (205), 3 states have internal predecessors, (205), 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 15:06:45,836 INFO L276 IsEmpty]: Start isEmpty. Operand 3695 states and 6479 transitions. [2022-10-16 15:06:45,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-10-16 15:06:45,843 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:06:45,843 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:06:45,844 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-16 15:06:45,844 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 59 more)] === [2022-10-16 15:06:45,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:06:45,845 INFO L85 PathProgramCache]: Analyzing trace with hash 1088189421, now seen corresponding path program 1 times [2022-10-16 15:06:45,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:06:45,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862997122] [2022-10-16 15:06:45,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:06:45,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:06:45,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:06:46,153 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 15:06:46,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:06:46,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862997122] [2022-10-16 15:06:46,154 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862997122] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:06:46,154 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:06:46,155 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:06:46,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201809867] [2022-10-16 15:06:46,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:06:46,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:06:46,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:06:46,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:06:46,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:06:46,157 INFO L87 Difference]: Start difference. First operand 3695 states and 6479 transitions. Second operand has 3 states, 3 states have (on average 69.66666666666667) internal successors, (209), 3 states have internal predecessors, (209), 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 15:06:46,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:06:46,302 INFO L93 Difference]: Finished difference Result 8459 states and 14765 transitions. [2022-10-16 15:06:46,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:06:46,303 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 69.66666666666667) internal successors, (209), 3 states have internal predecessors, (209), 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 209 [2022-10-16 15:06:46,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:06:46,333 INFO L225 Difference]: With dead ends: 8459 [2022-10-16 15:06:46,333 INFO L226 Difference]: Without dead ends: 5328 [2022-10-16 15:06:46,339 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 15:06:46,340 INFO L413 NwaCegarLoop]: 1356 mSDtfsCounter, 350 mSDsluCounter, 1301 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 350 SdHoareTripleChecker+Valid, 2657 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:06:46,341 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [350 Valid, 2657 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:06:46,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5328 states. [2022-10-16 15:06:46,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5328 to 5259. [2022-10-16 15:06:46,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5259 states, 5197 states have (on average 1.7783336540311718) internal successors, (9242), 5258 states have internal predecessors, (9242), 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 15:06:46,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5259 states to 5259 states and 9242 transitions. [2022-10-16 15:06:46,528 INFO L78 Accepts]: Start accepts. Automaton has 5259 states and 9242 transitions. Word has length 209 [2022-10-16 15:06:46,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:06:46,529 INFO L495 AbstractCegarLoop]: Abstraction has 5259 states and 9242 transitions. [2022-10-16 15:06:46,529 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 69.66666666666667) internal successors, (209), 3 states have internal predecessors, (209), 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 15:06:46,529 INFO L276 IsEmpty]: Start isEmpty. Operand 5259 states and 9242 transitions. [2022-10-16 15:06:46,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-10-16 15:06:46,533 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:06:46,533 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:06:46,534 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-16 15:06:46,534 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 59 more)] === [2022-10-16 15:06:46,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:06:46,535 INFO L85 PathProgramCache]: Analyzing trace with hash -1993498415, now seen corresponding path program 1 times [2022-10-16 15:06:46,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:06:46,535 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258663631] [2022-10-16 15:06:46,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:06:46,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:06:46,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:06:46,791 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 15:06:46,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:06:46,791 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258663631] [2022-10-16 15:06:46,791 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258663631] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:06:46,792 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:06:46,792 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:06:46,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058232259] [2022-10-16 15:06:46,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:06:46,793 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:06:46,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:06:46,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:06:46,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:06:46,795 INFO L87 Difference]: Start difference. First operand 5259 states and 9242 transitions. Second operand has 3 states, 3 states have (on average 71.0) internal successors, (213), 3 states have internal predecessors, (213), 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 15:06:47,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:06:47,050 INFO L93 Difference]: Finished difference Result 13886 states and 24398 transitions. [2022-10-16 15:06:47,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:06:47,051 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 71.0) internal successors, (213), 3 states have internal predecessors, (213), 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 213 [2022-10-16 15:06:47,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:06:47,100 INFO L225 Difference]: With dead ends: 13886 [2022-10-16 15:06:47,100 INFO L226 Difference]: Without dead ends: 9207 [2022-10-16 15:06:47,111 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 15:06:47,112 INFO L413 NwaCegarLoop]: 1626 mSDtfsCounter, 340 mSDsluCounter, 1324 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 340 SdHoareTripleChecker+Valid, 2950 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:06:47,113 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [340 Valid, 2950 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:06:47,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9207 states. [2022-10-16 15:06:47,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9207 to 9147. [2022-10-16 15:06:47,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9147 states, 9085 states have (on average 1.7771051183269124) internal successors, (16145), 9146 states have internal predecessors, (16145), 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 15:06:47,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9147 states to 9147 states and 16145 transitions. [2022-10-16 15:06:47,550 INFO L78 Accepts]: Start accepts. Automaton has 9147 states and 16145 transitions. Word has length 213 [2022-10-16 15:06:47,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:06:47,551 INFO L495 AbstractCegarLoop]: Abstraction has 9147 states and 16145 transitions. [2022-10-16 15:06:47,551 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 71.0) internal successors, (213), 3 states have internal predecessors, (213), 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 15:06:47,551 INFO L276 IsEmpty]: Start isEmpty. Operand 9147 states and 16145 transitions. [2022-10-16 15:06:47,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2022-10-16 15:06:47,555 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:06:47,555 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:06:47,556 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-16 15:06:47,556 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 59 more)] === [2022-10-16 15:06:47,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:06:47,557 INFO L85 PathProgramCache]: Analyzing trace with hash -2076040851, now seen corresponding path program 1 times [2022-10-16 15:06:47,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:06:47,557 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829638864] [2022-10-16 15:06:47,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:06:47,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:06:47,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:06:47,872 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 15:06:47,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:06:47,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829638864] [2022-10-16 15:06:47,873 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829638864] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:06:47,873 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:06:47,873 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:06:47,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141487629] [2022-10-16 15:06:47,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:06:47,874 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:06:47,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:06:47,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:06:47,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:06:47,875 INFO L87 Difference]: Start difference. First operand 9147 states and 16145 transitions. Second operand has 3 states, 3 states have (on average 72.33333333333333) internal successors, (217), 3 states have internal predecessors, (217), 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 15:06:48,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:06:48,255 INFO L93 Difference]: Finished difference Result 22110 states and 38957 transitions. [2022-10-16 15:06:48,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:06:48,256 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 72.33333333333333) internal successors, (217), 3 states have internal predecessors, (217), 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 217 [2022-10-16 15:06:48,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:06:48,397 INFO L225 Difference]: With dead ends: 22110 [2022-10-16 15:06:48,398 INFO L226 Difference]: Without dead ends: 13543 [2022-10-16 15:06:48,409 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 15:06:48,410 INFO L413 NwaCegarLoop]: 1357 mSDtfsCounter, 342 mSDsluCounter, 1302 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 342 SdHoareTripleChecker+Valid, 2659 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:06:48,412 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [342 Valid, 2659 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:06:48,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13543 states. [2022-10-16 15:06:48,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13543 to 13456. [2022-10-16 15:06:48,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13456 states, 13394 states have (on average 1.7709422129311632) internal successors, (23720), 13455 states have internal predecessors, (23720), 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 15:06:48,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13456 states to 13456 states and 23720 transitions. [2022-10-16 15:06:48,905 INFO L78 Accepts]: Start accepts. Automaton has 13456 states and 23720 transitions. Word has length 217 [2022-10-16 15:06:48,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:06:48,906 INFO L495 AbstractCegarLoop]: Abstraction has 13456 states and 23720 transitions. [2022-10-16 15:06:48,907 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 72.33333333333333) internal successors, (217), 3 states have internal predecessors, (217), 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 15:06:48,907 INFO L276 IsEmpty]: Start isEmpty. Operand 13456 states and 23720 transitions. [2022-10-16 15:06:48,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2022-10-16 15:06:48,911 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:06:48,911 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:06:48,912 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-16 15:06:48,912 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 59 more)] === [2022-10-16 15:06:48,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:06:48,913 INFO L85 PathProgramCache]: Analyzing trace with hash 524193617, now seen corresponding path program 1 times [2022-10-16 15:06:48,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:06:48,913 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596958177] [2022-10-16 15:06:48,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:06:48,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:06:49,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:06:49,224 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 15:06:49,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:06:49,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596958177] [2022-10-16 15:06:49,225 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596958177] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:06:49,225 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:06:49,225 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:06:49,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321969237] [2022-10-16 15:06:49,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:06:49,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:06:49,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:06:49,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:06:49,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:06:49,227 INFO L87 Difference]: Start difference. First operand 13456 states and 23720 transitions. Second operand has 3 states, 3 states have (on average 73.66666666666667) internal successors, (221), 3 states have internal predecessors, (221), 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 15:06:50,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:06:50,023 INFO L93 Difference]: Finished difference Result 36987 states and 65192 transitions. [2022-10-16 15:06:50,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:06:50,024 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 73.66666666666667) internal successors, (221), 3 states have internal predecessors, (221), 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 221 [2022-10-16 15:06:50,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:06:50,099 INFO L225 Difference]: With dead ends: 36987 [2022-10-16 15:06:50,099 INFO L226 Difference]: Without dead ends: 24127 [2022-10-16 15:06:50,125 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 15:06:50,126 INFO L413 NwaCegarLoop]: 1602 mSDtfsCounter, 332 mSDsluCounter, 1325 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 332 SdHoareTripleChecker+Valid, 2927 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:06:50,127 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [332 Valid, 2927 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:06:50,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24127 states. [2022-10-16 15:06:51,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24127 to 24067. [2022-10-16 15:06:51,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24067 states, 24005 states have (on average 1.7675900853988753) internal successors, (42431), 24066 states have internal predecessors, (42431), 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 15:06:51,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24067 states to 24067 states and 42431 transitions. [2022-10-16 15:06:51,317 INFO L78 Accepts]: Start accepts. Automaton has 24067 states and 42431 transitions. Word has length 221 [2022-10-16 15:06:51,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:06:51,318 INFO L495 AbstractCegarLoop]: Abstraction has 24067 states and 42431 transitions. [2022-10-16 15:06:51,319 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 73.66666666666667) internal successors, (221), 3 states have internal predecessors, (221), 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 15:06:51,319 INFO L276 IsEmpty]: Start isEmpty. Operand 24067 states and 42431 transitions. [2022-10-16 15:06:51,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-10-16 15:06:51,323 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:06:51,324 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:06:51,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-16 15:06:51,324 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 59 more)] === [2022-10-16 15:06:51,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:06:51,325 INFO L85 PathProgramCache]: Analyzing trace with hash -179970818, now seen corresponding path program 1 times [2022-10-16 15:06:51,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:06:51,326 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653760949] [2022-10-16 15:06:51,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:06:51,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:06:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:06:51,709 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 15:06:51,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:06:51,709 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653760949] [2022-10-16 15:06:51,709 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653760949] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:06:51,710 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:06:51,710 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:06:51,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645306369] [2022-10-16 15:06:51,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:06:51,711 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:06:51,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:06:51,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:06:51,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:06:51,712 INFO L87 Difference]: Start difference. First operand 24067 states and 42431 transitions. Second operand has 3 states, 3 states have (on average 74.66666666666667) internal successors, (224), 3 states have internal predecessors, (224), 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 15:06:52,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:06:52,779 INFO L93 Difference]: Finished difference Result 59521 states and 104825 transitions. [2022-10-16 15:06:52,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:06:52,779 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 74.66666666666667) internal successors, (224), 3 states have internal predecessors, (224), 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 224 [2022-10-16 15:06:52,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:06:52,889 INFO L225 Difference]: With dead ends: 59521 [2022-10-16 15:06:52,889 INFO L226 Difference]: Without dead ends: 36050 [2022-10-16 15:06:52,927 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 15:06:52,928 INFO L413 NwaCegarLoop]: 1358 mSDtfsCounter, 334 mSDsluCounter, 1303 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 334 SdHoareTripleChecker+Valid, 2661 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:06:52,929 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [334 Valid, 2661 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:06:52,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36050 states. [2022-10-16 15:06:54,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36050 to 35909. [2022-10-16 15:06:54,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35909 states, 35847 states have (on average 1.7605378413814265) internal successors, (63110), 35908 states have internal predecessors, (63110), 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 15:06:54,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35909 states to 35909 states and 63110 transitions. [2022-10-16 15:06:54,403 INFO L78 Accepts]: Start accepts. Automaton has 35909 states and 63110 transitions. Word has length 224 [2022-10-16 15:06:54,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:06:54,404 INFO L495 AbstractCegarLoop]: Abstraction has 35909 states and 63110 transitions. [2022-10-16 15:06:54,404 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 74.66666666666667) internal successors, (224), 3 states have internal predecessors, (224), 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 15:06:54,404 INFO L276 IsEmpty]: Start isEmpty. Operand 35909 states and 63110 transitions. [2022-10-16 15:06:54,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2022-10-16 15:06:54,409 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:06:54,409 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:06:54,409 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-10-16 15:06:54,410 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 59 more)] === [2022-10-16 15:06:54,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:06:54,410 INFO L85 PathProgramCache]: Analyzing trace with hash -1087651430, now seen corresponding path program 1 times [2022-10-16 15:06:54,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:06:54,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100116585] [2022-10-16 15:06:54,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:06:54,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:06:54,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:06:54,846 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 15:06:54,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:06:54,847 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100116585] [2022-10-16 15:06:54,847 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100116585] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:06:54,848 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:06:54,848 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 15:06:54,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066541793] [2022-10-16 15:06:54,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:06:54,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:06:54,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:06:54,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:06:54,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:06:54,850 INFO L87 Difference]: Start difference. First operand 35909 states and 63110 transitions. Second operand has 3 states, 2 states have (on average 114.0) internal successors, (228), 3 states have internal predecessors, (228), 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 15:06:56,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:06:56,193 INFO L93 Difference]: Finished difference Result 67558 states and 119000 transitions. [2022-10-16 15:06:56,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:06:56,194 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 114.0) internal successors, (228), 3 states have internal predecessors, (228), 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 228 [2022-10-16 15:06:56,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:06:56,389 INFO L225 Difference]: With dead ends: 67558 [2022-10-16 15:06:56,390 INFO L226 Difference]: Without dead ends: 67555 [2022-10-16 15:06:56,408 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 15:06:56,410 INFO L413 NwaCegarLoop]: 1293 mSDtfsCounter, 1126 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1126 SdHoareTripleChecker+Valid, 1617 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:06:56,411 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1126 Valid, 1617 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:06:56,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67555 states. [2022-10-16 15:06:58,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67555 to 67499. [2022-10-16 15:06:58,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67499 states, 67437 states have (on average 1.755000963862568) internal successors, (118352), 67498 states have internal predecessors, (118352), 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 15:06:59,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67499 states to 67499 states and 118352 transitions. [2022-10-16 15:06:59,263 INFO L78 Accepts]: Start accepts. Automaton has 67499 states and 118352 transitions. Word has length 228 [2022-10-16 15:06:59,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:06:59,263 INFO L495 AbstractCegarLoop]: Abstraction has 67499 states and 118352 transitions. [2022-10-16 15:06:59,264 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 114.0) internal successors, (228), 3 states have internal predecessors, (228), 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 15:06:59,264 INFO L276 IsEmpty]: Start isEmpty. Operand 67499 states and 118352 transitions. [2022-10-16 15:06:59,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2022-10-16 15:06:59,268 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:06:59,268 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:06:59,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-10-16 15:06:59,268 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 59 more)] === [2022-10-16 15:06:59,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:06:59,269 INFO L85 PathProgramCache]: Analyzing trace with hash 642547633, now seen corresponding path program 1 times [2022-10-16 15:06:59,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:06:59,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311581128] [2022-10-16 15:06:59,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:06:59,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:06:59,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:06:59,810 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 15:06:59,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:06:59,811 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311581128] [2022-10-16 15:06:59,811 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311581128] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:06:59,811 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:06:59,812 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 15:06:59,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506899257] [2022-10-16 15:06:59,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:06:59,813 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:06:59,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:06:59,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:06:59,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:06:59,815 INFO L87 Difference]: Start difference. First operand 67499 states and 118352 transitions. Second operand has 3 states, 2 states have (on average 114.5) internal successors, (229), 3 states have internal predecessors, (229), 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 15:07:01,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:07:01,059 INFO L93 Difference]: Finished difference Result 67558 states and 118352 transitions. [2022-10-16 15:07:01,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:07:01,060 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 114.5) internal successors, (229), 3 states have internal predecessors, (229), 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 229 [2022-10-16 15:07:01,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:07:01,183 INFO L225 Difference]: With dead ends: 67558 [2022-10-16 15:07:01,184 INFO L226 Difference]: Without dead ends: 67555 [2022-10-16 15:07:01,197 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 15:07:01,198 INFO L413 NwaCegarLoop]: 1296 mSDtfsCounter, 1122 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1122 SdHoareTripleChecker+Valid, 1620 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:07:01,199 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1122 Valid, 1620 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:07:01,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67555 states. [2022-10-16 15:07:02,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67555 to 67499. [2022-10-16 15:07:02,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67499 states, 67437 states have (on average 1.745391995492089) internal successors, (117704), 67498 states have internal predecessors, (117704), 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 15:07:03,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67499 states to 67499 states and 117704 transitions. [2022-10-16 15:07:03,457 INFO L78 Accepts]: Start accepts. Automaton has 67499 states and 117704 transitions. Word has length 229 [2022-10-16 15:07:03,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:07:03,458 INFO L495 AbstractCegarLoop]: Abstraction has 67499 states and 117704 transitions. [2022-10-16 15:07:03,458 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 114.5) internal successors, (229), 3 states have internal predecessors, (229), 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 15:07:03,458 INFO L276 IsEmpty]: Start isEmpty. Operand 67499 states and 117704 transitions. [2022-10-16 15:07:03,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-10-16 15:07:03,461 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:07:03,461 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:07:03,461 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-10-16 15:07:03,462 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 59 more)] === [2022-10-16 15:07:03,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:07:03,463 INFO L85 PathProgramCache]: Analyzing trace with hash -1555856260, now seen corresponding path program 1 times [2022-10-16 15:07:03,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:07:03,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358745665] [2022-10-16 15:07:03,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:07:03,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:07:03,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:07:03,808 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 15:07:03,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:07:03,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358745665] [2022-10-16 15:07:03,809 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358745665] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:07:03,809 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:07:03,809 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 15:07:03,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693685077] [2022-10-16 15:07:03,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:07:03,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:07:03,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:07:03,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:07:03,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:07:03,812 INFO L87 Difference]: Start difference. First operand 67499 states and 117704 transitions. Second operand has 3 states, 2 states have (on average 115.0) internal successors, (230), 3 states have internal predecessors, (230), 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 15:07:05,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:07:05,657 INFO L93 Difference]: Finished difference Result 90961 states and 158231 transitions. [2022-10-16 15:07:05,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:07:05,658 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 115.0) internal successors, (230), 3 states have internal predecessors, (230), 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 230 [2022-10-16 15:07:05,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:07:05,865 INFO L225 Difference]: With dead ends: 90961 [2022-10-16 15:07:05,865 INFO L226 Difference]: Without dead ends: 90958 [2022-10-16 15:07:05,896 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 15:07:05,897 INFO L413 NwaCegarLoop]: 1292 mSDtfsCounter, 1117 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1117 SdHoareTripleChecker+Valid, 1609 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-10-16 15:07:05,897 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1117 Valid, 1609 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-10-16 15:07:05,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90958 states. [2022-10-16 15:07:08,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90958 to 90908. [2022-10-16 15:07:08,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90908 states, 90846 states have (on average 1.7346168240759088) internal successors, (157583), 90907 states have internal predecessors, (157583), 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 15:07:08,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90908 states to 90908 states and 157583 transitions. [2022-10-16 15:07:08,413 INFO L78 Accepts]: Start accepts. Automaton has 90908 states and 157583 transitions. Word has length 230 [2022-10-16 15:07:08,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:07:08,413 INFO L495 AbstractCegarLoop]: Abstraction has 90908 states and 157583 transitions. [2022-10-16 15:07:08,414 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 115.0) internal successors, (230), 3 states have internal predecessors, (230), 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 15:07:08,414 INFO L276 IsEmpty]: Start isEmpty. Operand 90908 states and 157583 transitions. [2022-10-16 15:07:08,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2022-10-16 15:07:08,661 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:07:08,661 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:07:08,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-10-16 15:07:08,662 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 59 more)] === [2022-10-16 15:07:08,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:07:08,662 INFO L85 PathProgramCache]: Analyzing trace with hash -986900205, now seen corresponding path program 1 times [2022-10-16 15:07:08,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:07:08,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159649056] [2022-10-16 15:07:08,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:07:08,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:07:08,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:07:09,026 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 15:07:09,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:07:09,026 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159649056] [2022-10-16 15:07:09,029 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159649056] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:07:09,029 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:07:09,029 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 15:07:09,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029983817] [2022-10-16 15:07:09,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:07:09,030 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:07:09,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:07:09,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:07:09,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:07:09,031 INFO L87 Difference]: Start difference. First operand 90908 states and 157583 transitions. Second operand has 3 states, 2 states have (on average 115.5) internal successors, (231), 3 states have internal predecessors, (231), 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 15:07:10,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:07:10,659 INFO L93 Difference]: Finished difference Result 90961 states and 157583 transitions. [2022-10-16 15:07:10,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:07:10,660 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 115.5) internal successors, (231), 3 states have internal predecessors, (231), 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 231 [2022-10-16 15:07:10,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:07:10,897 INFO L225 Difference]: With dead ends: 90961 [2022-10-16 15:07:10,897 INFO L226 Difference]: Without dead ends: 90958 [2022-10-16 15:07:10,910 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 15:07:10,911 INFO L413 NwaCegarLoop]: 1295 mSDtfsCounter, 1113 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1113 SdHoareTripleChecker+Valid, 1612 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:07:10,911 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1113 Valid, 1612 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:07:10,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90958 states. [2022-10-16 15:07:12,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90958 to 90908. [2022-10-16 15:07:12,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90908 states, 90846 states have (on average 1.727483873808423) internal successors, (156935), 90907 states have internal predecessors, (156935), 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 15:07:13,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90908 states to 90908 states and 156935 transitions. [2022-10-16 15:07:13,146 INFO L78 Accepts]: Start accepts. Automaton has 90908 states and 156935 transitions. Word has length 231 [2022-10-16 15:07:13,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:07:13,146 INFO L495 AbstractCegarLoop]: Abstraction has 90908 states and 156935 transitions. [2022-10-16 15:07:13,147 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 115.5) internal successors, (231), 3 states have internal predecessors, (231), 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 15:07:13,147 INFO L276 IsEmpty]: Start isEmpty. Operand 90908 states and 156935 transitions. [2022-10-16 15:07:13,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-10-16 15:07:13,149 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:07:13,149 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:07:13,150 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-10-16 15:07:13,150 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 59 more)] === [2022-10-16 15:07:13,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:07:13,150 INFO L85 PathProgramCache]: Analyzing trace with hash -529131682, now seen corresponding path program 1 times [2022-10-16 15:07:13,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:07:13,151 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652403580] [2022-10-16 15:07:13,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:07:13,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:07:13,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:07:13,775 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 15:07:13,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:07:13,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652403580] [2022-10-16 15:07:13,776 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652403580] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:07:13,776 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:07:13,776 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 15:07:13,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003126064] [2022-10-16 15:07:13,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:07:13,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:07:13,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:07:13,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:07:13,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:07:13,779 INFO L87 Difference]: Start difference. First operand 90908 states and 156935 transitions. Second operand has 3 states, 2 states have (on average 116.0) internal successors, (232), 3 states have internal predecessors, (232), 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 15:07:15,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:07:15,806 INFO L93 Difference]: Finished difference Result 114364 states and 196598 transitions. [2022-10-16 15:07:15,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:07:15,806 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 116.0) internal successors, (232), 3 states have internal predecessors, (232), 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 232 [2022-10-16 15:07:15,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:07:15,991 INFO L225 Difference]: With dead ends: 114364 [2022-10-16 15:07:15,991 INFO L226 Difference]: Without dead ends: 114361 [2022-10-16 15:07:16,016 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 15:07:16,017 INFO L413 NwaCegarLoop]: 1291 mSDtfsCounter, 1108 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1108 SdHoareTripleChecker+Valid, 1601 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:07:16,018 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1108 Valid, 1601 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:07:16,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114361 states. [2022-10-16 15:07:18,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114361 to 114317. [2022-10-16 15:07:18,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114317 states, 114255 states have (on average 1.7150234125421207) internal successors, (195950), 114316 states have internal predecessors, (195950), 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 15:07:19,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114317 states to 114317 states and 195950 transitions. [2022-10-16 15:07:19,147 INFO L78 Accepts]: Start accepts. Automaton has 114317 states and 195950 transitions. Word has length 232 [2022-10-16 15:07:19,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:07:19,148 INFO L495 AbstractCegarLoop]: Abstraction has 114317 states and 195950 transitions. [2022-10-16 15:07:19,148 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 116.0) internal successors, (232), 3 states have internal predecessors, (232), 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 15:07:19,148 INFO L276 IsEmpty]: Start isEmpty. Operand 114317 states and 195950 transitions. [2022-10-16 15:07:19,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2022-10-16 15:07:19,150 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:07:19,151 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:07:19,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-10-16 15:07:19,151 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 59 more)] === [2022-10-16 15:07:19,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:07:19,152 INFO L85 PathProgramCache]: Analyzing trace with hash 776790645, now seen corresponding path program 1 times [2022-10-16 15:07:19,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:07:19,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735666427] [2022-10-16 15:07:19,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:07:19,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:07:19,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:07:19,882 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 15:07:19,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:07:19,883 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735666427] [2022-10-16 15:07:19,883 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735666427] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:07:19,883 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:07:19,883 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 15:07:19,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92900742] [2022-10-16 15:07:19,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:07:19,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:07:19,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:07:19,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:07:19,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:07:19,885 INFO L87 Difference]: Start difference. First operand 114317 states and 195950 transitions. Second operand has 3 states, 2 states have (on average 116.5) internal successors, (233), 3 states have internal predecessors, (233), 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 15:07:21,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:07:21,992 INFO L93 Difference]: Finished difference Result 114364 states and 195950 transitions. [2022-10-16 15:07:21,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:07:21,993 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 116.5) internal successors, (233), 3 states have internal predecessors, (233), 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 233 [2022-10-16 15:07:21,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:07:22,152 INFO L225 Difference]: With dead ends: 114364 [2022-10-16 15:07:22,152 INFO L226 Difference]: Without dead ends: 114361 [2022-10-16 15:07:22,174 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 15:07:22,180 INFO L413 NwaCegarLoop]: 1294 mSDtfsCounter, 1104 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1104 SdHoareTripleChecker+Valid, 1604 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:07:22,180 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1104 Valid, 1604 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:07:22,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114361 states. [2022-10-16 15:07:24,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114361 to 114317. [2022-10-16 15:07:25,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114317 states, 114255 states have (on average 1.709351888319986) internal successors, (195302), 114316 states have internal predecessors, (195302), 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 15:07:25,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114317 states to 114317 states and 195302 transitions. [2022-10-16 15:07:25,362 INFO L78 Accepts]: Start accepts. Automaton has 114317 states and 195302 transitions. Word has length 233 [2022-10-16 15:07:25,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:07:25,362 INFO L495 AbstractCegarLoop]: Abstraction has 114317 states and 195302 transitions. [2022-10-16 15:07:25,362 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 116.5) internal successors, (233), 3 states have internal predecessors, (233), 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 15:07:25,363 INFO L276 IsEmpty]: Start isEmpty. Operand 114317 states and 195302 transitions. [2022-10-16 15:07:25,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-10-16 15:07:25,365 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:07:25,365 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:07:25,365 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-10-16 15:07:25,365 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 59 more)] === [2022-10-16 15:07:25,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:07:25,366 INFO L85 PathProgramCache]: Analyzing trace with hash -1689290176, now seen corresponding path program 1 times [2022-10-16 15:07:25,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:07:25,366 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728185493] [2022-10-16 15:07:25,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:07:25,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:07:25,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:07:26,087 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 15:07:26,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:07:26,088 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728185493] [2022-10-16 15:07:26,088 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728185493] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:07:26,088 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:07:26,088 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 15:07:26,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700200730] [2022-10-16 15:07:26,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:07:26,090 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:07:26,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:07:26,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:07:26,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:07:26,091 INFO L87 Difference]: Start difference. First operand 114317 states and 195302 transitions. Second operand has 3 states, 2 states have (on average 117.0) internal successors, (234), 3 states have internal predecessors, (234), 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 15:07:29,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:07:29,503 INFO L93 Difference]: Finished difference Result 181431 states and 304841 transitions. [2022-10-16 15:07:29,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:07:29,503 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 117.0) internal successors, (234), 3 states have internal predecessors, (234), 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 234 [2022-10-16 15:07:29,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:07:29,782 INFO L225 Difference]: With dead ends: 181431 [2022-10-16 15:07:29,782 INFO L226 Difference]: Without dead ends: 181428 [2022-10-16 15:07:29,829 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 15:07:29,830 INFO L413 NwaCegarLoop]: 1276 mSDtfsCounter, 1117 mSDsluCounter, 259 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1117 SdHoareTripleChecker+Valid, 1535 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:07:29,831 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1117 Valid, 1535 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:07:29,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181428 states. [2022-10-16 15:07:34,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181428 to 181410. [2022-10-16 15:07:34,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181410 states, 181350 states have (on average 1.669341053212021) internal successors, (302735), 181409 states have internal predecessors, (302735), 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 15:07:35,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181410 states to 181410 states and 302735 transitions. [2022-10-16 15:07:35,557 INFO L78 Accepts]: Start accepts. Automaton has 181410 states and 302735 transitions. Word has length 234 [2022-10-16 15:07:35,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:07:35,558 INFO L495 AbstractCegarLoop]: Abstraction has 181410 states and 302735 transitions. [2022-10-16 15:07:35,558 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 117.0) internal successors, (234), 3 states have internal predecessors, (234), 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 15:07:35,558 INFO L276 IsEmpty]: Start isEmpty. Operand 181410 states and 302735 transitions. [2022-10-16 15:07:35,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2022-10-16 15:07:35,562 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:07:35,577 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:07:35,578 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-10-16 15:07:35,578 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 59 more)] === [2022-10-16 15:07:35,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:07:35,579 INFO L85 PathProgramCache]: Analyzing trace with hash -828384297, now seen corresponding path program 1 times [2022-10-16 15:07:35,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:07:35,579 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097646589] [2022-10-16 15:07:35,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:07:35,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:07:35,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:07:35,972 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 15:07:35,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:07:35,973 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097646589] [2022-10-16 15:07:35,973 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097646589] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:07:35,973 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:07:35,973 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 15:07:35,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114316514] [2022-10-16 15:07:35,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:07:35,974 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:07:35,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:07:35,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:07:35,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:07:35,975 INFO L87 Difference]: Start difference. First operand 181410 states and 302735 transitions. Second operand has 3 states, 2 states have (on average 117.5) internal successors, (235), 3 states have internal predecessors, (235), 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 15:07:41,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:07:41,974 INFO L93 Difference]: Finished difference Result 299519 states and 501962 transitions. [2022-10-16 15:07:41,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:07:41,975 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 117.5) internal successors, (235), 3 states have internal predecessors, (235), 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 235 [2022-10-16 15:07:41,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:07:42,658 INFO L225 Difference]: With dead ends: 299519 [2022-10-16 15:07:42,658 INFO L226 Difference]: Without dead ends: 299516 [2022-10-16 15:07:42,729 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 15:07:42,730 INFO L413 NwaCegarLoop]: 1291 mSDtfsCounter, 1113 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1113 SdHoareTripleChecker+Valid, 1594 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 15:07:42,730 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1113 Valid, 1594 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 167 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 15:07:42,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299516 states. [2022-10-16 15:07:50,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299516 to 299460. [2022-10-16 15:07:51,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299460 states, 299400 states have (on average 1.6671810287241149) internal successors, (499154), 299459 states have internal predecessors, (499154), 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 15:07:52,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299460 states to 299460 states and 499154 transitions. [2022-10-16 15:07:52,898 INFO L78 Accepts]: Start accepts. Automaton has 299460 states and 499154 transitions. Word has length 235 [2022-10-16 15:07:52,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:07:52,899 INFO L495 AbstractCegarLoop]: Abstraction has 299460 states and 499154 transitions. [2022-10-16 15:07:52,899 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 117.5) internal successors, (235), 3 states have internal predecessors, (235), 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 15:07:52,899 INFO L276 IsEmpty]: Start isEmpty. Operand 299460 states and 499154 transitions. [2022-10-16 15:07:52,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2022-10-16 15:07:52,901 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:07:52,902 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:07:52,902 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-10-16 15:07:52,902 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 59 more)] === [2022-10-16 15:07:52,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:07:52,903 INFO L85 PathProgramCache]: Analyzing trace with hash -1508244135, now seen corresponding path program 1 times [2022-10-16 15:07:52,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:07:52,903 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696968918] [2022-10-16 15:07:52,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:07:52,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:07:52,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:07:53,183 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 15:07:53,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:07:53,184 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696968918] [2022-10-16 15:07:53,184 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [696968918] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:07:53,184 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:07:53,184 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 15:07:53,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022729580] [2022-10-16 15:07:53,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:07:53,185 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:07:53,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:07:53,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:07:53,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:07:53,186 INFO L87 Difference]: Start difference. First operand 299460 states and 499154 transitions. Second operand has 3 states, 2 states have (on average 118.5) internal successors, (237), 3 states have internal predecessors, (237), 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 15:08:02,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:08:02,538 INFO L93 Difference]: Finished difference Result 457072 states and 756587 transitions. [2022-10-16 15:08:02,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:08:02,538 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 118.5) internal successors, (237), 3 states have internal predecessors, (237), 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 237 [2022-10-16 15:08:02,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:08:03,644 INFO L225 Difference]: With dead ends: 457072 [2022-10-16 15:08:03,644 INFO L226 Difference]: Without dead ends: 457071 [2022-10-16 15:08:03,764 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 15:08:03,766 INFO L413 NwaCegarLoop]: 1269 mSDtfsCounter, 1117 mSDsluCounter, 262 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1117 SdHoareTripleChecker+Valid, 1531 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-16 15:08:03,766 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1117 Valid, 1531 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-16 15:08:04,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457071 states. [2022-10-16 15:08:19,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457071 to 456296. [2022-10-16 15:08:20,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 456296 states, 456236 states have (on average 1.6517591772679052) internal successors, (753592), 456295 states have internal predecessors, (753592), 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 15:08:22,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456296 states to 456296 states and 753592 transitions. [2022-10-16 15:08:22,869 INFO L78 Accepts]: Start accepts. Automaton has 456296 states and 753592 transitions. Word has length 237 [2022-10-16 15:08:22,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:08:22,871 INFO L495 AbstractCegarLoop]: Abstraction has 456296 states and 753592 transitions. [2022-10-16 15:08:22,872 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 118.5) internal successors, (237), 3 states have internal predecessors, (237), 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 15:08:22,872 INFO L276 IsEmpty]: Start isEmpty. Operand 456296 states and 753592 transitions. [2022-10-16 15:08:22,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2022-10-16 15:08:22,874 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:08:22,875 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:08:22,875 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-10-16 15:08:22,875 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 59 more)] === [2022-10-16 15:08:22,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:08:22,876 INFO L85 PathProgramCache]: Analyzing trace with hash 489075685, now seen corresponding path program 1 times [2022-10-16 15:08:22,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:08:22,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976684038] [2022-10-16 15:08:22,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:08:22,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:08:22,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:08:23,143 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 15:08:23,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:08:23,144 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976684038] [2022-10-16 15:08:23,144 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976684038] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:08:23,144 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:08:23,144 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 15:08:23,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533233102] [2022-10-16 15:08:23,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:08:23,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:08:23,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:08:23,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:08:23,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:08:23,146 INFO L87 Difference]: Start difference. First operand 456296 states and 753592 transitions. Second operand has 3 states, 2 states have (on average 119.0) internal successors, (238), 3 states have internal predecessors, (238), 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 15:08:41,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:08:41,123 INFO L93 Difference]: Finished difference Result 796051 states and 1317837 transitions. [2022-10-16 15:08:41,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:08:41,123 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 119.0) internal successors, (238), 3 states have internal predecessors, (238), 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 238 [2022-10-16 15:08:41,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:08:43,191 INFO L225 Difference]: With dead ends: 796051 [2022-10-16 15:08:43,192 INFO L226 Difference]: Without dead ends: 796050 [2022-10-16 15:08:43,427 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 15:08:43,429 INFO L413 NwaCegarLoop]: 1284 mSDtfsCounter, 1115 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1115 SdHoareTripleChecker+Valid, 1578 SdHoareTripleChecker+Invalid, 192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 15:08:43,431 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1115 Valid, 1578 Invalid, 192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 15:08:44,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 796050 states. [2022-10-16 15:09:12,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 796050 to 795237. [2022-10-16 15:09:15,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 795237 states, 795177 states have (on average 1.6522308869597586) internal successors, (1313816), 795236 states have internal predecessors, (1313816), 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 15:09:21,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795237 states to 795237 states and 1313816 transitions. [2022-10-16 15:09:21,413 INFO L78 Accepts]: Start accepts. Automaton has 795237 states and 1313816 transitions. Word has length 238 [2022-10-16 15:09:21,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:09:21,413 INFO L495 AbstractCegarLoop]: Abstraction has 795237 states and 1313816 transitions. [2022-10-16 15:09:21,414 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 119.0) internal successors, (238), 3 states have internal predecessors, (238), 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 15:09:21,414 INFO L276 IsEmpty]: Start isEmpty. Operand 795237 states and 1313816 transitions. [2022-10-16 15:09:21,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-10-16 15:09:21,416 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:09:21,416 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:09:21,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-10-16 15:09:21,417 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 59 more)] === [2022-10-16 15:09:21,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:09:21,419 INFO L85 PathProgramCache]: Analyzing trace with hash 1850413767, now seen corresponding path program 1 times [2022-10-16 15:09:21,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:09:21,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783130046] [2022-10-16 15:09:21,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:09:21,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:09:21,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:09:21,762 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 15:09:21,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:09:21,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783130046] [2022-10-16 15:09:21,763 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783130046] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:09:21,763 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:09:21,763 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 15:09:21,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109498696] [2022-10-16 15:09:21,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:09:21,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:09:21,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:09:21,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:09:21,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:09:21,766 INFO L87 Difference]: Start difference. First operand 795237 states and 1313816 transitions. Second operand has 3 states, 2 states have (on average 120.0) internal successors, (240), 3 states have internal predecessors, (240), 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)