/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/xcsp/AllInterval-005.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 17:29:31,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 17:29:31,761 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 17:29:31,797 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 17:29:31,797 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 17:29:31,799 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 17:29:31,801 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 17:29:31,803 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 17:29:31,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 17:29:31,807 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 17:29:31,808 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 17:29:31,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 17:29:31,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 17:29:31,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 17:29:31,813 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 17:29:31,825 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 17:29:31,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 17:29:31,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 17:29:31,831 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 17:29:31,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 17:29:31,835 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 17:29:31,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 17:29:31,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 17:29:31,839 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 17:29:31,844 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-16 17:29:31,848 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 17:29:31,849 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 17:29:31,850 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 17:29:31,851 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 17:29:31,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 17:29:31,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 17:29:31,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 17:29:31,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 17:29:31,855 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 17:29:31,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 17:29:31,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 17:29:31,858 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 17:29:31,898 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 17:29:31,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 17:29:31,899 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 17:29:31,899 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 17:29:31,901 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 17:29:31,901 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 17:29:31,903 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 17:29:31,903 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 17:29:31,903 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 17:29:31,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 17:29:31,903 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 17:29:31,904 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 17:29:31,904 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 17:29:31,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 17:29:31,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 17:29:31,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 17:29:31,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 17:29:31,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 17:29:31,907 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 17:29:31,907 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 17:29:31,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 17:29:31,907 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 17:29:31,907 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 17:29:31,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 17:29:31,908 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 17:29:31,908 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 17:29:31,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 17:29:31,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 17:29:31,910 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 17:29:31,910 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 17:29:31,910 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 17:29:31,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 17:29:31,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 17:29:31,911 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 17:29:32,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 17:29:32,373 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 17:29:32,376 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 17:29:32,378 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 17:29:32,378 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 17:29:32,381 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/xcsp/AllInterval-005.c [2022-10-16 17:29:32,470 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5582dc7c8/ff8376cb220540dea2663adc1ed46af8/FLAG8caf3f2b3 [2022-10-16 17:29:33,191 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 17:29:33,191 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/AllInterval-005.c [2022-10-16 17:29:33,200 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5582dc7c8/ff8376cb220540dea2663adc1ed46af8/FLAG8caf3f2b3 [2022-10-16 17:29:33,561 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5582dc7c8/ff8376cb220540dea2663adc1ed46af8 [2022-10-16 17:29:33,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 17:29:33,570 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 17:29:33,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 17:29:33,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 17:29:33,579 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 17:29:33,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 05:29:33" (1/1) ... [2022-10-16 17:29:33,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71a9f087 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:29:33, skipping insertion in model container [2022-10-16 17:29:33,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 05:29:33" (1/1) ... [2022-10-16 17:29:33,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 17:29:33,621 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 17:29:33,794 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/xcsp/AllInterval-005.c[2566,2579] [2022-10-16 17:29:33,797 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 17:29:33,808 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 17:29:33,838 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/xcsp/AllInterval-005.c[2566,2579] [2022-10-16 17:29:33,839 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 17:29:33,856 INFO L208 MainTranslator]: Completed translation [2022-10-16 17:29:33,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:29:33 WrapperNode [2022-10-16 17:29:33,857 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 17:29:33,859 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 17:29:33,859 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 17:29:33,859 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 17:29:33,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:29:33" (1/1) ... [2022-10-16 17:29:33,879 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:29:33" (1/1) ... [2022-10-16 17:29:33,909 INFO L138 Inliner]: procedures = 13, calls = 45, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 132 [2022-10-16 17:29:33,910 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 17:29:33,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 17:29:33,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 17:29:33,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 17:29:33,923 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:29:33" (1/1) ... [2022-10-16 17:29:33,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:29:33" (1/1) ... [2022-10-16 17:29:33,926 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:29:33" (1/1) ... [2022-10-16 17:29:33,926 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:29:33" (1/1) ... [2022-10-16 17:29:33,931 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:29:33" (1/1) ... [2022-10-16 17:29:33,933 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:29:33" (1/1) ... [2022-10-16 17:29:33,935 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:29:33" (1/1) ... [2022-10-16 17:29:33,936 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:29:33" (1/1) ... [2022-10-16 17:29:33,939 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 17:29:33,940 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 17:29:33,940 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 17:29:33,940 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 17:29:33,941 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:29:33" (1/1) ... [2022-10-16 17:29:33,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 17:29:33,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:29:33,982 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-16 17:29:34,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-16 17:29:34,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 17:29:34,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 17:29:34,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 17:29:34,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 17:29:34,086 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2022-10-16 17:29:34,087 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2022-10-16 17:29:34,202 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 17:29:34,208 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 17:29:34,667 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 17:29:34,691 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 17:29:34,695 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-16 17:29:34,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 05:29:34 BoogieIcfgContainer [2022-10-16 17:29:34,720 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 17:29:34,725 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 17:29:34,725 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 17:29:34,733 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 17:29:34,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 05:29:33" (1/3) ... [2022-10-16 17:29:34,735 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32dc749e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 05:29:34, skipping insertion in model container [2022-10-16 17:29:34,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 05:29:33" (2/3) ... [2022-10-16 17:29:34,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32dc749e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 05:29:34, skipping insertion in model container [2022-10-16 17:29:34,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 05:29:34" (3/3) ... [2022-10-16 17:29:34,744 INFO L112 eAbstractionObserver]: Analyzing ICFG AllInterval-005.c [2022-10-16 17:29:34,771 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 17:29:34,771 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2022-10-16 17:29:34,844 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 17:29:34,854 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;@e47979c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 17:29:34,854 INFO L358 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2022-10-16 17:29:34,860 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 42 states have (on average 1.5) internal successors, (63), 58 states have internal predecessors, (63), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2022-10-16 17:29:34,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-10-16 17:29:34,882 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:29:34,883 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:29:34,885 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2022-10-16 17:29:34,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:29:34,894 INFO L85 PathProgramCache]: Analyzing trace with hash 981909835, now seen corresponding path program 1 times [2022-10-16 17:29:34,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:29:34,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606613363] [2022-10-16 17:29:34,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:34,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:29:35,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 17:29:35,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 17:29:35,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 17:29:35,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 17:29:35,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-16 17:29:35,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 17:29:35,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 17:29:35,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 17:29:35,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 17:29:35,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 17:29:35,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 17:29:35,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 17:29:35,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 17:29:35,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-16 17:29:35,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 17:29:35,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-10-16 17:29:35,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 17:29:35,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 17:29:35,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 17:29:35,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 17:29:35,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 17:29:35,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 17:29:35,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 17:29:35,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-10-16 17:29:35,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-10-16 17:29:35,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-10-16 17:29:35,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-10-16 17:29:35,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 17:29:35,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:29:35,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-10-16 17:29:35,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 17:29:35,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 17:29:35,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-10-16 17:29:35,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 17:29:35,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:35,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2022-10-16 17:29:35,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:29:35,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606613363] [2022-10-16 17:29:35,632 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606613363] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 17:29:35,632 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 17:29:35,632 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 17:29:35,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848104456] [2022-10-16 17:29:35,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 17:29:35,641 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-16 17:29:35,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:29:35,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-16 17:29:35,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-16 17:29:35,680 INFO L87 Difference]: Start difference. First operand has 98 states, 42 states have (on average 1.5) internal successors, (63), 58 states have internal predecessors, (63), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 2 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 2 states have call successors, (34) [2022-10-16 17:29:35,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:29:35,726 INFO L93 Difference]: Finished difference Result 190 states and 310 transitions. [2022-10-16 17:29:35,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-16 17:29:35,731 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 2 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 2 states have call successors, (34) Word has length 183 [2022-10-16 17:29:35,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:29:35,747 INFO L225 Difference]: With dead ends: 190 [2022-10-16 17:29:35,747 INFO L226 Difference]: Without dead ends: 92 [2022-10-16 17:29:35,758 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 104 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 17:29:35,764 INFO L413 NwaCegarLoop]: 135 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, 135 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 17:29:35,766 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 17:29:35,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2022-10-16 17:29:35,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2022-10-16 17:29:35,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 38 states have (on average 1.4736842105263157) internal successors, (56), 53 states have internal predecessors, (56), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2022-10-16 17:29:35,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 130 transitions. [2022-10-16 17:29:35,829 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 130 transitions. Word has length 183 [2022-10-16 17:29:35,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:29:35,830 INFO L495 AbstractCegarLoop]: Abstraction has 92 states and 130 transitions. [2022-10-16 17:29:35,830 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 2 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 2 states have call successors, (34) [2022-10-16 17:29:35,831 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 130 transitions. [2022-10-16 17:29:35,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-10-16 17:29:35,842 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:29:35,843 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:29:35,843 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 17:29:35,843 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2022-10-16 17:29:35,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:29:35,845 INFO L85 PathProgramCache]: Analyzing trace with hash -199359989, now seen corresponding path program 1 times [2022-10-16 17:29:35,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:29:35,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659600436] [2022-10-16 17:29:35,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:35,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:29:35,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 17:29:36,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 17:29:36,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 17:29:36,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 17:29:36,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-16 17:29:36,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 17:29:36,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 17:29:36,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 17:29:36,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 17:29:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 17:29:36,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 17:29:36,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 17:29:36,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 17:29:36,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-16 17:29:36,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 17:29:36,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-10-16 17:29:36,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 17:29:36,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 17:29:36,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 17:29:36,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 17:29:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 17:29:36,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 17:29:36,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 17:29:36,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-10-16 17:29:36,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-10-16 17:29:36,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-10-16 17:29:36,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-10-16 17:29:36,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 17:29:36,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:29:36,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-10-16 17:29:36,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 17:29:36,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 17:29:36,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-10-16 17:29:36,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 17:29:36,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:36,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 6 proven. 93 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2022-10-16 17:29:36,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:29:36,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659600436] [2022-10-16 17:29:36,972 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [659600436] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:29:36,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1256709521] [2022-10-16 17:29:36,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:36,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:29:36,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:29:36,981 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 17:29:37,001 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-16 17:29:37,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:37,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-16 17:29:37,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:29:37,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 6 proven. 93 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2022-10-16 17:29:37,538 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:29:37,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 6 proven. 93 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2022-10-16 17:29:37,894 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1256709521] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:29:37,894 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:29:37,895 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 9 [2022-10-16 17:29:37,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957596853] [2022-10-16 17:29:37,896 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:29:37,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-10-16 17:29:37,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:29:37,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-10-16 17:29:37,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-10-16 17:29:37,901 INFO L87 Difference]: Start difference. First operand 92 states and 130 transitions. Second operand has 10 states, 8 states have (on average 5.25) internal successors, (42), 10 states have internal predecessors, (42), 5 states have call successors, (97), 1 states have call predecessors, (97), 2 states have return successors, (98), 4 states have call predecessors, (98), 5 states have call successors, (98) [2022-10-16 17:29:38,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:29:38,190 INFO L93 Difference]: Finished difference Result 92 states and 130 transitions. [2022-10-16 17:29:38,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 17:29:38,191 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 5.25) internal successors, (42), 10 states have internal predecessors, (42), 5 states have call successors, (97), 1 states have call predecessors, (97), 2 states have return successors, (98), 4 states have call predecessors, (98), 5 states have call successors, (98) Word has length 183 [2022-10-16 17:29:38,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:29:38,195 INFO L225 Difference]: With dead ends: 92 [2022-10-16 17:29:38,195 INFO L226 Difference]: Without dead ends: 91 [2022-10-16 17:29:38,196 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 438 GetRequests, 428 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-10-16 17:29:38,197 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 220 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 236 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 314 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 17:29:38,198 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 232 Invalid, 314 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 17:29:38,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2022-10-16 17:29:38,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2022-10-16 17:29:38,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 38 states have (on average 1.4473684210526316) internal successors, (55), 52 states have internal predecessors, (55), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2022-10-16 17:29:38,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 129 transitions. [2022-10-16 17:29:38,218 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 129 transitions. Word has length 183 [2022-10-16 17:29:38,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:29:38,221 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 129 transitions. [2022-10-16 17:29:38,221 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 5.25) internal successors, (42), 10 states have internal predecessors, (42), 5 states have call successors, (97), 1 states have call predecessors, (97), 2 states have return successors, (98), 4 states have call predecessors, (98), 5 states have call successors, (98) [2022-10-16 17:29:38,221 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 129 transitions. [2022-10-16 17:29:38,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-10-16 17:29:38,225 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:29:38,225 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:29:38,258 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-10-16 17:29:38,426 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:29:38,427 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2022-10-16 17:29:38,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:29:38,428 INFO L85 PathProgramCache]: Analyzing trace with hash -1885192283, now seen corresponding path program 1 times [2022-10-16 17:29:38,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:29:38,429 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325002299] [2022-10-16 17:29:38,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:38,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:29:38,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 17:29:38,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 17:29:38,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 17:29:38,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 17:29:38,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-16 17:29:38,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 17:29:38,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 17:29:38,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 17:29:38,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 17:29:38,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 17:29:38,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 17:29:38,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 17:29:38,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 17:29:38,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-16 17:29:38,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 17:29:38,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-10-16 17:29:38,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 17:29:38,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 17:29:38,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 17:29:38,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 17:29:38,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 17:29:38,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 17:29:38,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 17:29:38,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-10-16 17:29:38,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-10-16 17:29:38,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-10-16 17:29:38,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-10-16 17:29:38,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 17:29:38,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:29:38,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:38,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-10-16 17:29:39,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:39,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 17:29:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:39,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 17:29:39,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:39,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-10-16 17:29:39,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:39,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 17:29:39,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:39,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 6 proven. 186 refuted. 0 times theorem prover too weak. 2052 trivial. 0 not checked. [2022-10-16 17:29:39,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:29:39,030 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325002299] [2022-10-16 17:29:39,030 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325002299] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:29:39,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1266633704] [2022-10-16 17:29:39,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:39,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:29:39,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:29:39,037 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 17:29:39,059 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-16 17:29:39,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:39,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-16 17:29:39,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:29:39,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2022-10-16 17:29:39,403 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:29:39,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2022-10-16 17:29:39,623 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1266633704] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:29:39,623 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:29:39,624 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2022-10-16 17:29:39,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543711238] [2022-10-16 17:29:39,624 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:29:39,625 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-10-16 17:29:39,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:29:39,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-10-16 17:29:39,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2022-10-16 17:29:39,627 INFO L87 Difference]: Start difference. First operand 91 states and 129 transitions. Second operand has 10 states, 9 states have (on average 5.111111111111111) internal successors, (46), 9 states have internal predecessors, (46), 6 states have call successors, (99), 1 states have call predecessors, (99), 2 states have return successors, (100), 5 states have call predecessors, (100), 6 states have call successors, (100) [2022-10-16 17:29:39,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:29:39,949 INFO L93 Difference]: Finished difference Result 91 states and 129 transitions. [2022-10-16 17:29:39,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 17:29:39,950 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 5.111111111111111) internal successors, (46), 9 states have internal predecessors, (46), 6 states have call successors, (99), 1 states have call predecessors, (99), 2 states have return successors, (100), 5 states have call predecessors, (100), 6 states have call successors, (100) Word has length 184 [2022-10-16 17:29:39,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:29:39,953 INFO L225 Difference]: With dead ends: 91 [2022-10-16 17:29:39,954 INFO L226 Difference]: Without dead ends: 90 [2022-10-16 17:29:39,954 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 441 GetRequests, 431 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2022-10-16 17:29:39,956 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 137 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 332 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 306 SdHoareTripleChecker+Invalid, 404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 332 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-16 17:29:39,956 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 306 Invalid, 404 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 332 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-16 17:29:39,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2022-10-16 17:29:39,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2022-10-16 17:29:39,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 38 states have (on average 1.4210526315789473) internal successors, (54), 51 states have internal predecessors, (54), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2022-10-16 17:29:39,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 128 transitions. [2022-10-16 17:29:39,977 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 128 transitions. Word has length 184 [2022-10-16 17:29:39,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:29:39,978 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 128 transitions. [2022-10-16 17:29:39,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 5.111111111111111) internal successors, (46), 9 states have internal predecessors, (46), 6 states have call successors, (99), 1 states have call predecessors, (99), 2 states have return successors, (100), 5 states have call predecessors, (100), 6 states have call successors, (100) [2022-10-16 17:29:39,979 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 128 transitions. [2022-10-16 17:29:39,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-10-16 17:29:39,983 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:29:39,983 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:29:40,023 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-10-16 17:29:40,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-10-16 17:29:40,198 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2022-10-16 17:29:40,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:29:40,199 INFO L85 PathProgramCache]: Analyzing trace with hash 806417671, now seen corresponding path program 1 times [2022-10-16 17:29:40,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:29:40,200 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58042953] [2022-10-16 17:29:40,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:40,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:29:40,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 17:29:40,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 17:29:40,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 17:29:40,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 17:29:40,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-16 17:29:40,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 17:29:40,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 17:29:40,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 17:29:40,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 17:29:40,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 17:29:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 17:29:40,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 17:29:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 17:29:40,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-16 17:29:40,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 17:29:40,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-10-16 17:29:40,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 17:29:40,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 17:29:40,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 17:29:40,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 17:29:40,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 17:29:40,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 17:29:40,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 17:29:40,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-10-16 17:29:40,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-10-16 17:29:40,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-10-16 17:29:40,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-10-16 17:29:40,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 17:29:40,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:29:40,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-10-16 17:29:40,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 17:29:40,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 17:29:40,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-10-16 17:29:40,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 17:29:40,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2022-10-16 17:29:40,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:29:40,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58042953] [2022-10-16 17:29:40,633 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [58042953] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:29:40,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [199363151] [2022-10-16 17:29:40,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:40,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:29:40,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:29:40,635 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 17:29:40,648 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-10-16 17:29:40,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:40,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-16 17:29:40,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:29:40,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2022-10-16 17:29:40,978 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:29:41,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2022-10-16 17:29:41,161 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [199363151] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:29:41,161 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:29:41,162 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2022-10-16 17:29:41,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432836668] [2022-10-16 17:29:41,162 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:29:41,166 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-10-16 17:29:41,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:29:41,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-10-16 17:29:41,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-10-16 17:29:41,169 INFO L87 Difference]: Start difference. First operand 90 states and 128 transitions. Second operand has 9 states, 8 states have (on average 4.5) internal successors, (36), 8 states have internal predecessors, (36), 4 states have call successors, (66), 1 states have call predecessors, (66), 2 states have return successors, (66), 3 states have call predecessors, (66), 4 states have call successors, (66) [2022-10-16 17:29:41,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:29:41,504 INFO L93 Difference]: Finished difference Result 90 states and 128 transitions. [2022-10-16 17:29:41,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 17:29:41,505 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 4.5) internal successors, (36), 8 states have internal predecessors, (36), 4 states have call successors, (66), 1 states have call predecessors, (66), 2 states have return successors, (66), 3 states have call predecessors, (66), 4 states have call successors, (66) Word has length 186 [2022-10-16 17:29:41,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:29:41,507 INFO L225 Difference]: With dead ends: 90 [2022-10-16 17:29:41,508 INFO L226 Difference]: Without dead ends: 89 [2022-10-16 17:29:41,508 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 445 GetRequests, 434 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-10-16 17:29:41,509 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 133 mSDsluCounter, 202 mSDsCounter, 0 mSdLazyCounter, 422 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 275 SdHoareTripleChecker+Invalid, 465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-16 17:29:41,510 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 275 Invalid, 465 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 422 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-16 17:29:41,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2022-10-16 17:29:41,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2022-10-16 17:29:41,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 38 states have (on average 1.394736842105263) internal successors, (53), 50 states have internal predecessors, (53), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2022-10-16 17:29:41,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 127 transitions. [2022-10-16 17:29:41,528 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 127 transitions. Word has length 186 [2022-10-16 17:29:41,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:29:41,529 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 127 transitions. [2022-10-16 17:29:41,529 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 4.5) internal successors, (36), 8 states have internal predecessors, (36), 4 states have call successors, (66), 1 states have call predecessors, (66), 2 states have return successors, (66), 3 states have call predecessors, (66), 4 states have call successors, (66) [2022-10-16 17:29:41,530 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 127 transitions. [2022-10-16 17:29:41,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-10-16 17:29:41,533 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:29:41,534 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:29:41,569 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-10-16 17:29:41,748 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:29:41,749 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2022-10-16 17:29:41,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:29:41,750 INFO L85 PathProgramCache]: Analyzing trace with hash -770855886, now seen corresponding path program 1 times [2022-10-16 17:29:41,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:29:41,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210018202] [2022-10-16 17:29:41,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:41,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:29:41,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 17:29:41,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 17:29:41,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 17:29:41,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 17:29:41,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-16 17:29:41,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 17:29:41,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 17:29:41,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 17:29:41,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 17:29:41,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 17:29:41,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 17:29:41,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 17:29:41,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 17:29:41,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-16 17:29:41,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 17:29:41,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-10-16 17:29:41,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 17:29:41,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 17:29:41,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 17:29:41,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 17:29:41,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 17:29:41,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 17:29:41,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 17:29:41,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-10-16 17:29:41,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-10-16 17:29:41,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-10-16 17:29:41,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-10-16 17:29:41,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 17:29:41,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:29:41,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-10-16 17:29:41,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 17:29:41,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 17:29:41,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-10-16 17:29:41,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 17:29:41,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:41,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2022-10-16 17:29:41,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:29:41,932 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210018202] [2022-10-16 17:29:41,932 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210018202] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 17:29:41,932 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 17:29:41,932 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 17:29:41,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190492376] [2022-10-16 17:29:41,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 17:29:41,933 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 17:29:41,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:29:41,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 17:29:41,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 17:29:41,935 INFO L87 Difference]: Start difference. First operand 89 states and 127 transitions. Second operand has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-10-16 17:29:41,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:29:41,990 INFO L93 Difference]: Finished difference Result 92 states and 130 transitions. [2022-10-16 17:29:41,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 17:29:41,990 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 187 [2022-10-16 17:29:41,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:29:41,997 INFO L225 Difference]: With dead ends: 92 [2022-10-16 17:29:41,997 INFO L226 Difference]: Without dead ends: 87 [2022-10-16 17:29:41,997 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 69 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 17:29:42,005 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 9 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 210 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 17:29:42,006 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 210 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 17:29:42,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2022-10-16 17:29:42,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 84. [2022-10-16 17:29:42,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 37 states have (on average 1.2972972972972974) internal successors, (48), 45 states have internal predecessors, (48), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2022-10-16 17:29:42,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 122 transitions. [2022-10-16 17:29:42,044 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 122 transitions. Word has length 187 [2022-10-16 17:29:42,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:29:42,046 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 122 transitions. [2022-10-16 17:29:42,046 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-10-16 17:29:42,046 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 122 transitions. [2022-10-16 17:29:42,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2022-10-16 17:29:42,051 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:29:42,052 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:29:42,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-16 17:29:42,052 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2022-10-16 17:29:42,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:29:42,053 INFO L85 PathProgramCache]: Analyzing trace with hash 843595235, now seen corresponding path program 1 times [2022-10-16 17:29:42,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:29:42,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740691270] [2022-10-16 17:29:42,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:42,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:29:42,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 17:29:42,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 17:29:42,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 17:29:42,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 17:29:42,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-16 17:29:42,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 17:29:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 17:29:42,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 17:29:42,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 17:29:42,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 17:29:42,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 17:29:42,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 17:29:42,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 17:29:42,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-16 17:29:42,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 17:29:42,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-10-16 17:29:42,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 17:29:42,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 17:29:42,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 17:29:42,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 17:29:42,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 17:29:42,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 17:29:42,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 17:29:42,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-10-16 17:29:42,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-10-16 17:29:42,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-10-16 17:29:42,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-10-16 17:29:42,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 17:29:42,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:29:42,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-10-16 17:29:42,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 17:29:42,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 17:29:42,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-10-16 17:29:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 17:29:42,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-10-16 17:29:42,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 12 proven. 90 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2022-10-16 17:29:42,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:29:42,514 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740691270] [2022-10-16 17:29:42,515 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740691270] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:29:42,515 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2020829009] [2022-10-16 17:29:42,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:42,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:29:42,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:29:42,518 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 17:29:42,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-10-16 17:29:42,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:42,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-16 17:29:42,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:29:42,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 12 proven. 90 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2022-10-16 17:29:42,863 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:29:43,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 12 proven. 90 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2022-10-16 17:29:43,084 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2020829009] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:29:43,084 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:29:43,084 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 12 [2022-10-16 17:29:43,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142101393] [2022-10-16 17:29:43,085 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:29:43,086 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-10-16 17:29:43,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:29:43,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-10-16 17:29:43,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-10-16 17:29:43,087 INFO L87 Difference]: Start difference. First operand 84 states and 122 transitions. Second operand has 13 states, 12 states have (on average 3.3333333333333335) internal successors, (40), 13 states have internal predecessors, (40), 5 states have call successors, (65), 1 states have call predecessors, (65), 2 states have return successors, (66), 5 states have call predecessors, (66), 5 states have call successors, (66) [2022-10-16 17:29:43,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:29:43,549 INFO L93 Difference]: Finished difference Result 117 states and 159 transitions. [2022-10-16 17:29:43,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-16 17:29:43,550 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 3.3333333333333335) internal successors, (40), 13 states have internal predecessors, (40), 5 states have call successors, (65), 1 states have call predecessors, (65), 2 states have return successors, (66), 5 states have call predecessors, (66), 5 states have call successors, (66) Word has length 192 [2022-10-16 17:29:43,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:29:43,552 INFO L225 Difference]: With dead ends: 117 [2022-10-16 17:29:43,552 INFO L226 Difference]: Without dead ends: 116 [2022-10-16 17:29:43,553 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 464 GetRequests, 445 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=85, Invalid=257, Unknown=0, NotChecked=0, Total=342 [2022-10-16 17:29:43,554 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 232 mSDsluCounter, 221 mSDsCounter, 0 mSdLazyCounter, 521 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 521 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-10-16 17:29:43,554 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [234 Valid, 286 Invalid, 579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 521 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-10-16 17:29:43,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2022-10-16 17:29:43,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 87. [2022-10-16 17:29:43,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 39 states have (on average 1.2820512820512822) internal successors, (50), 47 states have internal predecessors, (50), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2022-10-16 17:29:43,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 126 transitions. [2022-10-16 17:29:43,570 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 126 transitions. Word has length 192 [2022-10-16 17:29:43,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:29:43,571 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 126 transitions. [2022-10-16 17:29:43,572 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 3.3333333333333335) internal successors, (40), 13 states have internal predecessors, (40), 5 states have call successors, (65), 1 states have call predecessors, (65), 2 states have return successors, (66), 5 states have call predecessors, (66), 5 states have call successors, (66) [2022-10-16 17:29:43,572 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 126 transitions. [2022-10-16 17:29:43,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-10-16 17:29:43,574 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:29:43,575 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:29:43,615 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-10-16 17:29:43,788 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:29:43,789 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2022-10-16 17:29:43,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:29:43,790 INFO L85 PathProgramCache]: Analyzing trace with hash 381648605, now seen corresponding path program 1 times [2022-10-16 17:29:43,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:29:43,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185570356] [2022-10-16 17:29:43,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:43,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:29:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:43,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 17:29:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:43,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 17:29:43,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:43,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 17:29:43,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 17:29:44,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-16 17:29:44,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 17:29:44,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 17:29:44,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 17:29:44,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 17:29:44,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 17:29:44,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 17:29:44,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 17:29:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 17:29:44,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-16 17:29:44,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 17:29:44,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-10-16 17:29:44,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 17:29:44,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 17:29:44,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 17:29:44,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 17:29:44,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 17:29:44,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 17:29:44,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 17:29:44,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-10-16 17:29:44,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-10-16 17:29:44,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-10-16 17:29:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-10-16 17:29:44,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 17:29:44,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:29:44,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-10-16 17:29:44,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 17:29:44,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 17:29:44,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-10-16 17:29:44,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 17:29:44,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-10-16 17:29:44,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 6 proven. 96 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2022-10-16 17:29:44,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:29:44,129 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185570356] [2022-10-16 17:29:44,129 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185570356] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:29:44,129 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [511425489] [2022-10-16 17:29:44,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:44,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:29:44,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:29:44,131 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 17:29:44,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-10-16 17:29:44,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:44,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-16 17:29:44,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:29:44,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 6 proven. 96 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2022-10-16 17:29:44,441 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:29:44,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 6 proven. 96 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2022-10-16 17:29:44,626 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [511425489] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:29:44,626 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:29:44,626 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2022-10-16 17:29:44,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317554750] [2022-10-16 17:29:44,627 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:29:44,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-10-16 17:29:44,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:29:44,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-10-16 17:29:44,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-10-16 17:29:44,629 INFO L87 Difference]: Start difference. First operand 87 states and 126 transitions. Second operand has 10 states, 9 states have (on average 6.222222222222222) internal successors, (56), 8 states have internal predecessors, (56), 6 states have call successors, (98), 1 states have call predecessors, (98), 2 states have return successors, (99), 6 states have call predecessors, (99), 6 states have call successors, (99) [2022-10-16 17:29:44,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:29:44,843 INFO L93 Difference]: Finished difference Result 87 states and 126 transitions. [2022-10-16 17:29:44,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 17:29:44,844 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 6.222222222222222) internal successors, (56), 8 states have internal predecessors, (56), 6 states have call successors, (98), 1 states have call predecessors, (98), 2 states have return successors, (99), 6 states have call predecessors, (99), 6 states have call successors, (99) Word has length 193 [2022-10-16 17:29:44,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:29:44,845 INFO L225 Difference]: With dead ends: 87 [2022-10-16 17:29:44,846 INFO L226 Difference]: Without dead ends: 86 [2022-10-16 17:29:44,846 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 459 GetRequests, 450 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-10-16 17:29:44,847 INFO L413 NwaCegarLoop]: 74 mSDtfsCounter, 45 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 254 SdHoareTripleChecker+Invalid, 248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 17:29:44,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 254 Invalid, 248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 217 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 17:29:44,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2022-10-16 17:29:44,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2022-10-16 17:29:44,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 39 states have (on average 1.2564102564102564) internal successors, (49), 46 states have internal predecessors, (49), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2022-10-16 17:29:44,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 125 transitions. [2022-10-16 17:29:44,863 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 125 transitions. Word has length 193 [2022-10-16 17:29:44,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:29:44,864 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 125 transitions. [2022-10-16 17:29:44,864 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 6.222222222222222) internal successors, (56), 8 states have internal predecessors, (56), 6 states have call successors, (98), 1 states have call predecessors, (98), 2 states have return successors, (99), 6 states have call predecessors, (99), 6 states have call successors, (99) [2022-10-16 17:29:44,864 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 125 transitions. [2022-10-16 17:29:44,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2022-10-16 17:29:44,867 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:29:44,867 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:29:44,912 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-10-16 17:29:45,082 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:29:45,082 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2022-10-16 17:29:45,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:29:45,083 INFO L85 PathProgramCache]: Analyzing trace with hash 413892223, now seen corresponding path program 1 times [2022-10-16 17:29:45,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:29:45,084 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587747846] [2022-10-16 17:29:45,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:45,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:29:45,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 17:29:45,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 17:29:45,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 17:29:45,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 17:29:45,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-16 17:29:45,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 17:29:45,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 17:29:45,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 17:29:45,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 17:29:45,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 17:29:45,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 17:29:45,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 17:29:45,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 17:29:45,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-16 17:29:45,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 17:29:45,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-10-16 17:29:45,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 17:29:45,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 17:29:45,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 17:29:45,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 17:29:45,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 17:29:45,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 17:29:45,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 17:29:45,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-10-16 17:29:45,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-10-16 17:29:45,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-10-16 17:29:45,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-10-16 17:29:45,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 17:29:45,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:29:45,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-10-16 17:29:45,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 17:29:45,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 17:29:45,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-10-16 17:29:45,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 17:29:45,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-10-16 17:29:45,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 12 proven. 90 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2022-10-16 17:29:45,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:29:45,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587747846] [2022-10-16 17:29:45,459 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587747846] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:29:45,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1937825610] [2022-10-16 17:29:45,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:45,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:29:45,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:29:45,460 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 17:29:45,477 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-10-16 17:29:45,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:45,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-16 17:29:45,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:29:45,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 12 proven. 90 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2022-10-16 17:29:45,775 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:29:45,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 12 proven. 90 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2022-10-16 17:29:45,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1937825610] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:29:45,951 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:29:45,952 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2022-10-16 17:29:45,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900534561] [2022-10-16 17:29:45,952 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:29:45,953 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-16 17:29:45,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:29:45,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-16 17:29:45,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-10-16 17:29:45,954 INFO L87 Difference]: Start difference. First operand 86 states and 125 transitions. Second operand has 8 states, 7 states have (on average 6.0) internal successors, (42), 8 states have internal predecessors, (42), 4 states have call successors, (65), 1 states have call predecessors, (65), 2 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) [2022-10-16 17:29:46,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:29:46,174 INFO L93 Difference]: Finished difference Result 86 states and 125 transitions. [2022-10-16 17:29:46,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 17:29:46,174 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 6.0) internal successors, (42), 8 states have internal predecessors, (42), 4 states have call successors, (65), 1 states have call predecessors, (65), 2 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) Word has length 194 [2022-10-16 17:29:46,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:29:46,176 INFO L225 Difference]: With dead ends: 86 [2022-10-16 17:29:46,176 INFO L226 Difference]: Without dead ends: 85 [2022-10-16 17:29:46,176 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 461 GetRequests, 453 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-10-16 17:29:46,177 INFO L413 NwaCegarLoop]: 74 mSDtfsCounter, 91 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 326 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 17:29:46,178 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 238 Invalid, 360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 326 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 17:29:46,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2022-10-16 17:29:46,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 82. [2022-10-16 17:29:46,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 37 states have (on average 1.2432432432432432) internal successors, (46), 43 states have internal predecessors, (46), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2022-10-16 17:29:46,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 120 transitions. [2022-10-16 17:29:46,191 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 120 transitions. Word has length 194 [2022-10-16 17:29:46,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:29:46,192 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 120 transitions. [2022-10-16 17:29:46,192 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 6.0) internal successors, (42), 8 states have internal predecessors, (42), 4 states have call successors, (65), 1 states have call predecessors, (65), 2 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) [2022-10-16 17:29:46,192 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 120 transitions. [2022-10-16 17:29:46,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-10-16 17:29:46,195 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:29:46,195 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:29:46,233 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-10-16 17:29:46,409 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:29:46,410 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2022-10-16 17:29:46,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:29:46,411 INFO L85 PathProgramCache]: Analyzing trace with hash 1692092479, now seen corresponding path program 1 times [2022-10-16 17:29:46,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:29:46,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827123608] [2022-10-16 17:29:46,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:46,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:29:46,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 17:29:46,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 17:29:46,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 17:29:46,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 17:29:46,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-16 17:29:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 17:29:46,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 17:29:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 17:29:46,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 17:29:46,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 17:29:46,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 17:29:46,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 17:29:46,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 17:29:46,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-16 17:29:46,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 17:29:46,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-10-16 17:29:46,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 17:29:46,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 17:29:46,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 17:29:46,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 17:29:46,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 17:29:46,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 17:29:46,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 17:29:46,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-10-16 17:29:46,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-10-16 17:29:46,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-10-16 17:29:46,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-10-16 17:29:46,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 17:29:46,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:29:46,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-10-16 17:29:46,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 17:29:46,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 17:29:46,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-10-16 17:29:46,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 17:29:46,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-10-16 17:29:46,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 6 proven. 96 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2022-10-16 17:29:46,797 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:29:46,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827123608] [2022-10-16 17:29:46,797 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827123608] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:29:46,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1380733774] [2022-10-16 17:29:46,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:46,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:29:46,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:29:46,799 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 17:29:46,809 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-10-16 17:29:46,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:46,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-16 17:29:46,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:29:47,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 6 proven. 96 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2022-10-16 17:29:47,125 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:29:47,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 6 proven. 96 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2022-10-16 17:29:47,303 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1380733774] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:29:47,303 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:29:47,303 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2022-10-16 17:29:47,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457533371] [2022-10-16 17:29:47,305 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:29:47,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-10-16 17:29:47,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:29:47,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-10-16 17:29:47,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-10-16 17:29:47,310 INFO L87 Difference]: Start difference. First operand 82 states and 120 transitions. Second operand has 9 states, 8 states have (on average 5.375) internal successors, (43), 8 states have internal predecessors, (43), 4 states have call successors, (66), 1 states have call predecessors, (66), 2 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) [2022-10-16 17:29:47,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:29:47,533 INFO L93 Difference]: Finished difference Result 82 states and 120 transitions. [2022-10-16 17:29:47,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 17:29:47,534 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 5.375) internal successors, (43), 8 states have internal predecessors, (43), 4 states have call successors, (66), 1 states have call predecessors, (66), 2 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) Word has length 195 [2022-10-16 17:29:47,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:29:47,535 INFO L225 Difference]: With dead ends: 82 [2022-10-16 17:29:47,535 INFO L226 Difference]: Without dead ends: 81 [2022-10-16 17:29:47,536 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 465 GetRequests, 454 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-10-16 17:29:47,539 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 48 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 262 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 17:29:47,540 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 221 Invalid, 297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 262 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 17:29:47,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2022-10-16 17:29:47,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2022-10-16 17:29:47,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 37 states have (on average 1.2162162162162162) internal successors, (45), 42 states have internal predecessors, (45), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2022-10-16 17:29:47,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 119 transitions. [2022-10-16 17:29:47,554 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 119 transitions. Word has length 195 [2022-10-16 17:29:47,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:29:47,559 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 119 transitions. [2022-10-16 17:29:47,560 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 5.375) internal successors, (43), 8 states have internal predecessors, (43), 4 states have call successors, (66), 1 states have call predecessors, (66), 2 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) [2022-10-16 17:29:47,560 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 119 transitions. [2022-10-16 17:29:47,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-10-16 17:29:47,562 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:29:47,563 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:29:47,601 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-10-16 17:29:47,775 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:29:47,776 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2022-10-16 17:29:47,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:29:47,777 INFO L85 PathProgramCache]: Analyzing trace with hash 1653536935, now seen corresponding path program 1 times [2022-10-16 17:29:47,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:29:47,778 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77021552] [2022-10-16 17:29:47,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:47,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:29:47,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 17:29:48,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 17:29:48,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 17:29:48,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 17:29:48,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-16 17:29:48,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 17:29:48,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 17:29:48,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 17:29:48,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 17:29:48,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 17:29:48,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 17:29:48,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 17:29:48,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 17:29:48,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-16 17:29:48,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 17:29:48,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-10-16 17:29:48,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 17:29:48,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 17:29:48,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 17:29:48,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 17:29:48,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 17:29:48,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 17:29:48,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 17:29:48,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-10-16 17:29:48,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-10-16 17:29:48,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-10-16 17:29:48,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-10-16 17:29:48,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 17:29:48,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:29:48,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-10-16 17:29:48,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 17:29:48,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 17:29:48,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-10-16 17:29:48,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 17:29:48,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-10-16 17:29:48,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-10-16 17:29:48,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 18 proven. 87 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2022-10-16 17:29:48,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:29:48,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77021552] [2022-10-16 17:29:48,201 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77021552] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:29:48,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [126800402] [2022-10-16 17:29:48,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:48,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:29:48,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:29:48,203 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 17:29:48,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-10-16 17:29:48,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:48,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 21 conjunts are in the unsatisfiable core [2022-10-16 17:29:48,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:29:48,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 150 proven. 147 refuted. 0 times theorem prover too weak. 2223 trivial. 0 not checked. [2022-10-16 17:29:48,669 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:29:49,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 150 proven. 147 refuted. 0 times theorem prover too weak. 2223 trivial. 0 not checked. [2022-10-16 17:29:49,047 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [126800402] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:29:49,047 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:29:49,048 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 10] total 24 [2022-10-16 17:29:49,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527440229] [2022-10-16 17:29:49,048 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:29:49,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-10-16 17:29:49,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:29:49,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-10-16 17:29:49,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=521, Unknown=0, NotChecked=0, Total=600 [2022-10-16 17:29:49,050 INFO L87 Difference]: Start difference. First operand 81 states and 119 transitions. Second operand has 25 states, 22 states have (on average 3.090909090909091) internal successors, (68), 23 states have internal predecessors, (68), 14 states have call successors, (106), 1 states have call predecessors, (106), 2 states have return successors, (106), 13 states have call predecessors, (106), 14 states have call successors, (106) [2022-10-16 17:29:50,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:29:50,111 INFO L93 Difference]: Finished difference Result 103 states and 143 transitions. [2022-10-16 17:29:50,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-10-16 17:29:50,112 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 22 states have (on average 3.090909090909091) internal successors, (68), 23 states have internal predecessors, (68), 14 states have call successors, (106), 1 states have call predecessors, (106), 2 states have return successors, (106), 13 states have call predecessors, (106), 14 states have call successors, (106) Word has length 201 [2022-10-16 17:29:50,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:29:50,114 INFO L225 Difference]: With dead ends: 103 [2022-10-16 17:29:50,114 INFO L226 Difference]: Without dead ends: 102 [2022-10-16 17:29:50,115 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 496 GetRequests, 458 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=369, Invalid=1191, Unknown=0, NotChecked=0, Total=1560 [2022-10-16 17:29:50,116 INFO L413 NwaCegarLoop]: 64 mSDtfsCounter, 275 mSDsluCounter, 351 mSDsCounter, 0 mSdLazyCounter, 964 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 275 SdHoareTripleChecker+Valid, 415 SdHoareTripleChecker+Invalid, 1113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 964 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-10-16 17:29:50,116 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [275 Valid, 415 Invalid, 1113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 964 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-10-16 17:29:50,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2022-10-16 17:29:50,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 84. [2022-10-16 17:29:50,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 39 states have (on average 1.205128205128205) internal successors, (47), 44 states have internal predecessors, (47), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2022-10-16 17:29:50,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 123 transitions. [2022-10-16 17:29:50,130 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 123 transitions. Word has length 201 [2022-10-16 17:29:50,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:29:50,131 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 123 transitions. [2022-10-16 17:29:50,131 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 22 states have (on average 3.090909090909091) internal successors, (68), 23 states have internal predecessors, (68), 14 states have call successors, (106), 1 states have call predecessors, (106), 2 states have return successors, (106), 13 states have call predecessors, (106), 14 states have call successors, (106) [2022-10-16 17:29:50,132 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 123 transitions. [2022-10-16 17:29:50,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2022-10-16 17:29:50,134 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:29:50,134 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:29:50,173 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-10-16 17:29:50,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-10-16 17:29:50,349 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2022-10-16 17:29:50,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:29:50,350 INFO L85 PathProgramCache]: Analyzing trace with hash -279962455, now seen corresponding path program 1 times [2022-10-16 17:29:50,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:29:50,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758575279] [2022-10-16 17:29:50,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:50,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:29:50,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 17:29:50,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 17:29:50,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 17:29:50,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 17:29:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-16 17:29:50,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 17:29:50,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 17:29:50,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 17:29:50,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 17:29:50,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 17:29:50,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 17:29:50,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 17:29:50,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 17:29:50,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-16 17:29:50,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 17:29:50,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-10-16 17:29:50,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 17:29:50,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 17:29:50,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 17:29:50,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 17:29:50,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 17:29:50,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 17:29:50,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 17:29:50,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-10-16 17:29:50,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-10-16 17:29:50,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-10-16 17:29:50,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-10-16 17:29:50,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 17:29:50,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:29:50,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-10-16 17:29:50,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 17:29:50,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 17:29:50,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-10-16 17:29:50,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 17:29:50,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-10-16 17:29:50,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-10-16 17:29:50,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 12 proven. 93 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2022-10-16 17:29:50,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:29:50,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758575279] [2022-10-16 17:29:50,665 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758575279] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:29:50,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [830017841] [2022-10-16 17:29:50,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:50,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:29:50,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:29:50,667 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 17:29:50,672 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-10-16 17:29:50,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:50,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-16 17:29:50,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:29:50,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 12 proven. 93 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2022-10-16 17:29:50,927 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:29:51,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 12 proven. 93 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2022-10-16 17:29:51,098 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [830017841] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:29:51,098 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:29:51,099 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2022-10-16 17:29:51,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570163855] [2022-10-16 17:29:51,100 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:29:51,100 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-10-16 17:29:51,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:29:51,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-10-16 17:29:51,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-10-16 17:29:51,103 INFO L87 Difference]: Start difference. First operand 84 states and 123 transitions. Second operand has 10 states, 9 states have (on average 7.333333333333333) internal successors, (66), 8 states have internal predecessors, (66), 6 states have call successors, (97), 1 states have call predecessors, (97), 2 states have return successors, (98), 6 states have call predecessors, (98), 6 states have call successors, (98) [2022-10-16 17:29:51,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:29:51,319 INFO L93 Difference]: Finished difference Result 84 states and 123 transitions. [2022-10-16 17:29:51,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 17:29:51,320 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 7.333333333333333) internal successors, (66), 8 states have internal predecessors, (66), 6 states have call successors, (97), 1 states have call predecessors, (97), 2 states have return successors, (98), 6 states have call predecessors, (98), 6 states have call successors, (98) Word has length 202 [2022-10-16 17:29:51,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:29:51,324 INFO L225 Difference]: With dead ends: 84 [2022-10-16 17:29:51,324 INFO L226 Difference]: Without dead ends: 83 [2022-10-16 17:29:51,324 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 479 GetRequests, 470 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-10-16 17:29:51,325 INFO L413 NwaCegarLoop]: 71 mSDtfsCounter, 96 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 272 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 17:29:51,326 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 225 Invalid, 334 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 272 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 17:29:51,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2022-10-16 17:29:51,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2022-10-16 17:29:51,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 39 states have (on average 1.1794871794871795) internal successors, (46), 43 states have internal predecessors, (46), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2022-10-16 17:29:51,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 122 transitions. [2022-10-16 17:29:51,340 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 122 transitions. Word has length 202 [2022-10-16 17:29:51,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:29:51,341 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 122 transitions. [2022-10-16 17:29:51,341 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 7.333333333333333) internal successors, (66), 8 states have internal predecessors, (66), 6 states have call successors, (97), 1 states have call predecessors, (97), 2 states have return successors, (98), 6 states have call predecessors, (98), 6 states have call successors, (98) [2022-10-16 17:29:51,341 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 122 transitions. [2022-10-16 17:29:51,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2022-10-16 17:29:51,344 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:29:51,344 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:29:51,379 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-10-16 17:29:51,558 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:29:51,558 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2022-10-16 17:29:51,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:29:51,559 INFO L85 PathProgramCache]: Analyzing trace with hash 1380666691, now seen corresponding path program 1 times [2022-10-16 17:29:51,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:29:51,560 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866964410] [2022-10-16 17:29:51,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:51,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:29:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 17:29:51,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 17:29:51,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 17:29:51,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 17:29:51,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-16 17:29:51,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 17:29:51,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 17:29:51,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 17:29:51,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 17:29:51,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 17:29:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 17:29:51,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 17:29:51,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 17:29:51,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-16 17:29:51,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 17:29:51,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-10-16 17:29:51,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 17:29:51,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 17:29:51,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 17:29:51,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 17:29:51,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 17:29:51,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 17:29:51,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 17:29:51,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-10-16 17:29:51,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-10-16 17:29:51,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-10-16 17:29:51,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-10-16 17:29:51,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 17:29:51,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:29:51,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-10-16 17:29:51,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 17:29:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 17:29:51,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-10-16 17:29:51,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 17:29:51,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-10-16 17:29:51,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-10-16 17:29:51,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:51,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 18 proven. 87 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2022-10-16 17:29:51,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:29:51,932 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866964410] [2022-10-16 17:29:51,933 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [866964410] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:29:51,933 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1840356743] [2022-10-16 17:29:51,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:51,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:29:51,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:29:51,935 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 17:29:51,966 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-10-16 17:29:52,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:52,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-16 17:29:52,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:29:52,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 30 proven. 174 refuted. 0 times theorem prover too weak. 2316 trivial. 0 not checked. [2022-10-16 17:29:52,277 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:29:52,463 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 30 proven. 174 refuted. 0 times theorem prover too weak. 2316 trivial. 0 not checked. [2022-10-16 17:29:52,464 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1840356743] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:29:52,464 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:29:52,464 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2022-10-16 17:29:52,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541458117] [2022-10-16 17:29:52,465 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:29:52,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-10-16 17:29:52,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:29:52,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-10-16 17:29:52,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-10-16 17:29:52,467 INFO L87 Difference]: Start difference. First operand 83 states and 122 transitions. Second operand has 11 states, 9 states have (on average 7.777777777777778) internal successors, (70), 11 states have internal predecessors, (70), 7 states have call successors, (98), 1 states have call predecessors, (98), 2 states have return successors, (99), 6 states have call predecessors, (99), 7 states have call successors, (99) [2022-10-16 17:29:52,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:29:52,647 INFO L93 Difference]: Finished difference Result 83 states and 122 transitions. [2022-10-16 17:29:52,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 17:29:52,648 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 7.777777777777778) internal successors, (70), 11 states have internal predecessors, (70), 7 states have call successors, (98), 1 states have call predecessors, (98), 2 states have return successors, (99), 6 states have call predecessors, (99), 7 states have call successors, (99) Word has length 203 [2022-10-16 17:29:52,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:29:52,650 INFO L225 Difference]: With dead ends: 83 [2022-10-16 17:29:52,650 INFO L226 Difference]: Without dead ends: 82 [2022-10-16 17:29:52,650 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 482 GetRequests, 471 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2022-10-16 17:29:52,651 INFO L413 NwaCegarLoop]: 71 mSDtfsCounter, 91 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 17:29:52,651 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 163 Invalid, 266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 17:29:52,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2022-10-16 17:29:52,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 79. [2022-10-16 17:29:52,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 37 states have (on average 1.162162162162162) internal successors, (43), 40 states have internal predecessors, (43), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2022-10-16 17:29:52,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 117 transitions. [2022-10-16 17:29:52,665 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 117 transitions. Word has length 203 [2022-10-16 17:29:52,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:29:52,666 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 117 transitions. [2022-10-16 17:29:52,666 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 7.777777777777778) internal successors, (70), 11 states have internal predecessors, (70), 7 states have call successors, (98), 1 states have call predecessors, (98), 2 states have return successors, (99), 6 states have call predecessors, (99), 7 states have call successors, (99) [2022-10-16 17:29:52,666 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 117 transitions. [2022-10-16 17:29:52,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2022-10-16 17:29:52,668 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:29:52,668 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:29:52,711 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-10-16 17:29:52,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-10-16 17:29:52,884 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2022-10-16 17:29:52,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:29:52,885 INFO L85 PathProgramCache]: Analyzing trace with hash 1539024139, now seen corresponding path program 1 times [2022-10-16 17:29:52,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:29:52,886 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163793134] [2022-10-16 17:29:52,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:52,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:29:52,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 17:29:53,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 17:29:53,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 17:29:53,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 17:29:53,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-16 17:29:53,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 17:29:53,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 17:29:53,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 17:29:53,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 17:29:53,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 17:29:53,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 17:29:53,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 17:29:53,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 17:29:53,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-16 17:29:53,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 17:29:53,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-10-16 17:29:53,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 17:29:53,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 17:29:53,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 17:29:53,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 17:29:53,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 17:29:53,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 17:29:53,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 17:29:53,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-10-16 17:29:53,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-10-16 17:29:53,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-10-16 17:29:53,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-10-16 17:29:53,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 17:29:53,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:29:53,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-10-16 17:29:53,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 17:29:53,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 17:29:53,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-10-16 17:29:53,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 17:29:53,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-10-16 17:29:53,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-10-16 17:29:53,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 12 proven. 93 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2022-10-16 17:29:53,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:29:53,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163793134] [2022-10-16 17:29:53,226 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163793134] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:29:53,226 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [315591098] [2022-10-16 17:29:53,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:53,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:29:53,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:29:53,227 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 17:29:53,236 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-10-16 17:29:53,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:53,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-16 17:29:53,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:29:53,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 12 proven. 93 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2022-10-16 17:29:53,510 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:29:53,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 12 proven. 93 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2022-10-16 17:29:53,677 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [315591098] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:29:53,677 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:29:53,677 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2022-10-16 17:29:53,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120523529] [2022-10-16 17:29:53,678 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:29:53,678 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-10-16 17:29:53,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:29:53,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-10-16 17:29:53,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-10-16 17:29:53,680 INFO L87 Difference]: Start difference. First operand 79 states and 117 transitions. Second operand has 9 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 4 states have call successors, (66), 1 states have call predecessors, (66), 2 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) [2022-10-16 17:29:53,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:29:53,906 INFO L93 Difference]: Finished difference Result 79 states and 117 transitions. [2022-10-16 17:29:53,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 17:29:53,907 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 4 states have call successors, (66), 1 states have call predecessors, (66), 2 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) Word has length 204 [2022-10-16 17:29:53,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:29:53,908 INFO L225 Difference]: With dead ends: 79 [2022-10-16 17:29:53,909 INFO L226 Difference]: Without dead ends: 78 [2022-10-16 17:29:53,909 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 485 GetRequests, 474 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-10-16 17:29:53,910 INFO L413 NwaCegarLoop]: 64 mSDtfsCounter, 44 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 267 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 17:29:53,910 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 216 Invalid, 301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 267 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 17:29:53,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2022-10-16 17:29:53,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2022-10-16 17:29:53,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 37 states have (on average 1.135135135135135) internal successors, (42), 39 states have internal predecessors, (42), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2022-10-16 17:29:53,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 116 transitions. [2022-10-16 17:29:53,923 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 116 transitions. Word has length 204 [2022-10-16 17:29:53,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:29:53,923 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 116 transitions. [2022-10-16 17:29:53,924 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 4 states have call successors, (66), 1 states have call predecessors, (66), 2 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) [2022-10-16 17:29:53,924 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 116 transitions. [2022-10-16 17:29:53,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-10-16 17:29:53,925 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:29:53,926 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:29:53,969 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-10-16 17:29:54,140 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-10-16 17:29:54,141 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2022-10-16 17:29:54,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:29:54,142 INFO L85 PathProgramCache]: Analyzing trace with hash -1717879297, now seen corresponding path program 1 times [2022-10-16 17:29:54,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:29:54,142 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38600535] [2022-10-16 17:29:54,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:54,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:29:54,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 17:29:54,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 17:29:54,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 17:29:54,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 17:29:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-16 17:29:54,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 17:29:54,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 17:29:54,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 17:29:54,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 17:29:54,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 17:29:54,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 17:29:54,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 17:29:54,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 17:29:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-16 17:29:54,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 17:29:54,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-10-16 17:29:54,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 17:29:54,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 17:29:54,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 17:29:54,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 17:29:54,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 17:29:54,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 17:29:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 17:29:54,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-10-16 17:29:54,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-10-16 17:29:54,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-10-16 17:29:54,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-10-16 17:29:54,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 17:29:54,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:29:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-10-16 17:29:54,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 17:29:54,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 17:29:54,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-10-16 17:29:54,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 17:29:54,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-10-16 17:29:54,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-10-16 17:29:54,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-10-16 17:29:54,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 24 proven. 84 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2022-10-16 17:29:54,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:29:54,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38600535] [2022-10-16 17:29:54,639 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38600535] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:29:54,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [12429688] [2022-10-16 17:29:54,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:54,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:29:54,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:29:54,641 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 17:29:54,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-10-16 17:29:54,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:54,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-16 17:29:54,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:29:54,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 24 proven. 84 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2022-10-16 17:29:54,927 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:29:55,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 24 proven. 84 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2022-10-16 17:29:55,114 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [12429688] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:29:55,114 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:29:55,114 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 16 [2022-10-16 17:29:55,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52805078] [2022-10-16 17:29:55,114 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:29:55,116 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-10-16 17:29:55,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:29:55,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-10-16 17:29:55,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=234, Unknown=0, NotChecked=0, Total=272 [2022-10-16 17:29:55,117 INFO L87 Difference]: Start difference. First operand 78 states and 116 transitions. Second operand has 17 states, 15 states have (on average 5.066666666666666) internal successors, (76), 17 states have internal predecessors, (76), 10 states have call successors, (102), 1 states have call predecessors, (102), 2 states have return successors, (103), 9 states have call predecessors, (103), 10 states have call successors, (103) [2022-10-16 17:29:56,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:29:56,180 INFO L93 Difference]: Finished difference Result 119 states and 165 transitions. [2022-10-16 17:29:56,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-10-16 17:29:56,181 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 15 states have (on average 5.066666666666666) internal successors, (76), 17 states have internal predecessors, (76), 10 states have call successors, (102), 1 states have call predecessors, (102), 2 states have return successors, (103), 9 states have call predecessors, (103), 10 states have call successors, (103) Word has length 210 [2022-10-16 17:29:56,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:29:56,182 INFO L225 Difference]: With dead ends: 119 [2022-10-16 17:29:56,182 INFO L226 Difference]: Without dead ends: 118 [2022-10-16 17:29:56,183 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 518 GetRequests, 487 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=254, Invalid=738, Unknown=0, NotChecked=0, Total=992 [2022-10-16 17:29:56,184 INFO L413 NwaCegarLoop]: 72 mSDtfsCounter, 272 mSDsluCounter, 345 mSDsCounter, 0 mSdLazyCounter, 803 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 272 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 968 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 803 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-10-16 17:29:56,184 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [272 Valid, 417 Invalid, 968 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 803 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-10-16 17:29:56,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2022-10-16 17:29:56,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 77. [2022-10-16 17:29:56,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 37 states have (on average 1.1081081081081081) internal successors, (41), 38 states have internal predecessors, (41), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2022-10-16 17:29:56,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 115 transitions. [2022-10-16 17:29:56,201 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 115 transitions. Word has length 210 [2022-10-16 17:29:56,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:29:56,201 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 115 transitions. [2022-10-16 17:29:56,202 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 15 states have (on average 5.066666666666666) internal successors, (76), 17 states have internal predecessors, (76), 10 states have call successors, (102), 1 states have call predecessors, (102), 2 states have return successors, (103), 9 states have call predecessors, (103), 10 states have call successors, (103) [2022-10-16 17:29:56,202 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 115 transitions. [2022-10-16 17:29:56,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-10-16 17:29:56,203 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:29:56,203 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:29:56,238 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-10-16 17:29:56,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-10-16 17:29:56,417 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2022-10-16 17:29:56,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:29:56,418 INFO L85 PathProgramCache]: Analyzing trace with hash -1714650527, now seen corresponding path program 1 times [2022-10-16 17:29:56,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:29:56,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504176883] [2022-10-16 17:29:56,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:56,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:29:56,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 17:29:56,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 17:29:56,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 17:29:56,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 17:29:56,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-16 17:29:56,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 17:29:56,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 17:29:56,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 17:29:56,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 17:29:56,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 17:29:56,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 17:29:56,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 17:29:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 17:29:56,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-16 17:29:56,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 17:29:56,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-10-16 17:29:56,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 17:29:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 17:29:56,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 17:29:56,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 17:29:56,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 17:29:56,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 17:29:56,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 17:29:56,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-10-16 17:29:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-10-16 17:29:56,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-10-16 17:29:56,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-10-16 17:29:56,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 17:29:56,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:29:56,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-10-16 17:29:56,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 17:29:56,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 17:29:56,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-10-16 17:29:56,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 17:29:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-10-16 17:29:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-10-16 17:29:56,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-10-16 17:29:56,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 18 proven. 90 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2022-10-16 17:29:56,780 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:29:56,780 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504176883] [2022-10-16 17:29:56,780 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504176883] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:29:56,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1587923923] [2022-10-16 17:29:56,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:56,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:29:56,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:29:56,782 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 17:29:56,799 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-10-16 17:29:56,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:56,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-16 17:29:56,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:29:57,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 18 proven. 90 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2022-10-16 17:29:57,059 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:29:57,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 18 proven. 90 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2022-10-16 17:29:57,233 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1587923923] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:29:57,233 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:29:57,233 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2022-10-16 17:29:57,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138187442] [2022-10-16 17:29:57,234 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:29:57,235 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-10-16 17:29:57,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:29:57,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-10-16 17:29:57,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-10-16 17:29:57,236 INFO L87 Difference]: Start difference. First operand 77 states and 115 transitions. Second operand has 10 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 6 states have call successors, (96), 1 states have call predecessors, (96), 2 states have return successors, (97), 6 states have call predecessors, (97), 6 states have call successors, (97) [2022-10-16 17:29:57,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:29:57,461 INFO L93 Difference]: Finished difference Result 77 states and 115 transitions. [2022-10-16 17:29:57,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 17:29:57,462 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 6 states have call successors, (96), 1 states have call predecessors, (96), 2 states have return successors, (97), 6 states have call predecessors, (97), 6 states have call successors, (97) Word has length 211 [2022-10-16 17:29:57,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:29:57,463 INFO L225 Difference]: With dead ends: 77 [2022-10-16 17:29:57,464 INFO L226 Difference]: Without dead ends: 76 [2022-10-16 17:29:57,464 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 499 GetRequests, 490 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-10-16 17:29:57,465 INFO L413 NwaCegarLoop]: 72 mSDtfsCounter, 54 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 263 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 17:29:57,465 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 231 Invalid, 321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 263 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 17:29:57,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2022-10-16 17:29:57,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2022-10-16 17:29:57,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 37 states have (on average 1.0810810810810811) internal successors, (40), 37 states have internal predecessors, (40), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2022-10-16 17:29:57,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 114 transitions. [2022-10-16 17:29:57,478 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 114 transitions. Word has length 211 [2022-10-16 17:29:57,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:29:57,479 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 114 transitions. [2022-10-16 17:29:57,479 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 6 states have call successors, (96), 1 states have call predecessors, (96), 2 states have return successors, (97), 6 states have call predecessors, (97), 6 states have call successors, (97) [2022-10-16 17:29:57,479 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 114 transitions. [2022-10-16 17:29:57,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-10-16 17:29:57,481 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 17:29:57,481 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:29:57,515 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-10-16 17:29:57,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-10-16 17:29:57,695 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2022-10-16 17:29:57,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 17:29:57,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1488289475, now seen corresponding path program 1 times [2022-10-16 17:29:57,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 17:29:57,696 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846246580] [2022-10-16 17:29:57,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:57,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 17:29:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 17:29:57,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 17:29:57,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 17:29:57,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-16 17:29:57,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-10-16 17:29:57,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 17:29:57,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 17:29:57,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 17:29:57,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 17:29:57,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 17:29:57,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 17:29:57,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-16 17:29:57,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 17:29:57,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-16 17:29:57,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 17:29:57,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-10-16 17:29:57,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 17:29:57,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 17:29:57,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-10-16 17:29:57,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 17:29:57,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 17:29:57,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 17:29:57,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 17:29:57,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-10-16 17:29:57,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-10-16 17:29:57,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-10-16 17:29:57,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-10-16 17:29:57,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 17:29:57,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 17:29:57,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-10-16 17:29:57,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 17:29:57,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-10-16 17:29:57,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-10-16 17:29:57,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-16 17:29:57,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-10-16 17:29:57,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-10-16 17:29:57,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-10-16 17:29:57,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:57,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 18 proven. 90 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2022-10-16 17:29:57,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 17:29:57,984 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846246580] [2022-10-16 17:29:57,985 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846246580] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 17:29:57,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [880582762] [2022-10-16 17:29:57,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 17:29:57,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:29:57,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 17:29:57,986 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 17:29:58,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-10-16 17:29:58,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 17:29:58,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-16 17:29:58,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 17:29:58,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 18 proven. 90 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2022-10-16 17:29:58,286 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 17:29:58,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 18 proven. 90 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2022-10-16 17:29:58,452 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [880582762] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 17:29:58,452 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 17:29:58,452 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2022-10-16 17:29:58,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105267964] [2022-10-16 17:29:58,453 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 17:29:58,453 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-10-16 17:29:58,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 17:29:58,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-10-16 17:29:58,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-10-16 17:29:58,455 INFO L87 Difference]: Start difference. First operand 76 states and 114 transitions. Second operand has 9 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 4 states have call successors, (66), 1 states have call predecessors, (66), 2 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) [2022-10-16 17:29:58,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 17:29:58,754 INFO L93 Difference]: Finished difference Result 76 states and 114 transitions. [2022-10-16 17:29:58,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 17:29:58,754 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 4 states have call successors, (66), 1 states have call predecessors, (66), 2 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) Word has length 213 [2022-10-16 17:29:58,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 17:29:58,755 INFO L225 Difference]: With dead ends: 76 [2022-10-16 17:29:58,755 INFO L226 Difference]: Without dead ends: 0 [2022-10-16 17:29:58,756 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 505 GetRequests, 494 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-10-16 17:29:58,757 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 36 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 421 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 456 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 421 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-16 17:29:58,757 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 282 Invalid, 456 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 421 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-16 17:29:58,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-10-16 17:29:58,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-10-16 17:29:58,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 17:29:58,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-10-16 17:29:58,758 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 213 [2022-10-16 17:29:58,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 17:29:58,759 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-16 17:29:58,759 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 4 states have call successors, (66), 1 states have call predecessors, (66), 2 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) [2022-10-16 17:29:58,759 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-10-16 17:29:58,759 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-16 17:29:58,763 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 16 remaining) [2022-10-16 17:29:58,763 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 16 remaining) [2022-10-16 17:29:58,763 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 16 remaining) [2022-10-16 17:29:58,764 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 16 remaining) [2022-10-16 17:29:58,764 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 16 remaining) [2022-10-16 17:29:58,764 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 16 remaining) [2022-10-16 17:29:58,764 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 16 remaining) [2022-10-16 17:29:58,764 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 16 remaining) [2022-10-16 17:29:58,765 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 16 remaining) [2022-10-16 17:29:58,765 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 16 remaining) [2022-10-16 17:29:58,765 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 16 remaining) [2022-10-16 17:29:58,765 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 16 remaining) [2022-10-16 17:29:58,766 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 16 remaining) [2022-10-16 17:29:58,766 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 16 remaining) [2022-10-16 17:29:58,766 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 16 remaining) [2022-10-16 17:29:58,766 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 16 remaining) [2022-10-16 17:29:58,794 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2022-10-16 17:29:58,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 17:29:58,984 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-10-16 17:29:59,817 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 82) no Hoare annotation was computed. [2022-10-16 17:29:59,818 INFO L899 garLoopResultBuilder]: For program point L85(line 85) no Hoare annotation was computed. [2022-10-16 17:29:59,818 INFO L899 garLoopResultBuilder]: For program point L85-2(line 85) no Hoare annotation was computed. [2022-10-16 17:29:59,818 INFO L899 garLoopResultBuilder]: For program point L85-3(line 85) no Hoare annotation was computed. [2022-10-16 17:29:59,818 INFO L899 garLoopResultBuilder]: For program point L85-4(line 85) no Hoare annotation was computed. [2022-10-16 17:29:59,818 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW(line 91) no Hoare annotation was computed. [2022-10-16 17:29:59,818 INFO L895 garLoopResultBuilder]: At program point L77(line 77) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,819 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 85) no Hoare annotation was computed. [2022-10-16 17:29:59,819 INFO L895 garLoopResultBuilder]: At program point L69(line 69) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,819 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 81) no Hoare annotation was computed. [2022-10-16 17:29:59,819 INFO L895 garLoopResultBuilder]: At program point L94(lines 23 95) the Hoare annotation is: false [2022-10-16 17:29:59,819 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-10-16 17:29:59,820 INFO L895 garLoopResultBuilder]: At program point L61(line 61) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,820 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-10-16 17:29:59,820 INFO L895 garLoopResultBuilder]: At program point L61-1(line 61) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,820 INFO L895 garLoopResultBuilder]: At program point L86(line 86) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,820 INFO L895 garLoopResultBuilder]: At program point L53(line 53) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,821 INFO L899 garLoopResultBuilder]: For program point L86-1(line 86) no Hoare annotation was computed. [2022-10-16 17:29:59,821 INFO L895 garLoopResultBuilder]: At program point L53-1(line 53) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,821 INFO L895 garLoopResultBuilder]: At program point L78(line 78) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,821 INFO L895 garLoopResultBuilder]: At program point L45(line 45) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,821 INFO L895 garLoopResultBuilder]: At program point L45-1(line 45) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,822 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 87) no Hoare annotation was computed. [2022-10-16 17:29:59,822 INFO L895 garLoopResultBuilder]: At program point L70(line 70) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,822 INFO L895 garLoopResultBuilder]: At program point L37(line 37) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 2147483647) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,822 INFO L895 garLoopResultBuilder]: At program point L37-1(line 37) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 2147483647) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,822 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 81) no Hoare annotation was computed. [2022-10-16 17:29:59,823 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-10-16 17:29:59,823 INFO L895 garLoopResultBuilder]: At program point L29(line 29) the Hoare annotation is: (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) [2022-10-16 17:29:59,823 INFO L895 garLoopResultBuilder]: At program point L29-1(line 29) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,823 INFO L899 garLoopResultBuilder]: For program point L87(line 87) no Hoare annotation was computed. [2022-10-16 17:29:59,823 INFO L899 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2022-10-16 17:29:59,823 INFO L899 garLoopResultBuilder]: For program point L79(line 79) no Hoare annotation was computed. [2022-10-16 17:29:59,823 INFO L899 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2022-10-16 17:29:59,823 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 87) no Hoare annotation was computed. [2022-10-16 17:29:59,823 INFO L895 garLoopResultBuilder]: At program point L71(line 71) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,824 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-10-16 17:29:59,824 INFO L899 garLoopResultBuilder]: For program point L30(line 30) no Hoare annotation was computed. [2022-10-16 17:29:59,824 INFO L899 garLoopResultBuilder]: For program point L88(line 88) no Hoare annotation was computed. [2022-10-16 17:29:59,824 INFO L899 garLoopResultBuilder]: For program point L88-2(line 88) no Hoare annotation was computed. [2022-10-16 17:29:59,824 INFO L899 garLoopResultBuilder]: For program point L88-3(line 88) no Hoare annotation was computed. [2022-10-16 17:29:59,824 INFO L899 garLoopResultBuilder]: For program point L88-4(line 88) no Hoare annotation was computed. [2022-10-16 17:29:59,824 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 88) no Hoare annotation was computed. [2022-10-16 17:29:59,824 INFO L895 garLoopResultBuilder]: At program point L72(line 72) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,824 INFO L895 garLoopResultBuilder]: At program point L64(line 64) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,825 INFO L895 garLoopResultBuilder]: At program point L64-1(line 64) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,825 INFO L895 garLoopResultBuilder]: At program point L89(line 89) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,825 INFO L899 garLoopResultBuilder]: For program point L89-1(line 89) no Hoare annotation was computed. [2022-10-16 17:29:59,825 INFO L899 garLoopResultBuilder]: For program point L81(line 81) no Hoare annotation was computed. [2022-10-16 17:29:59,825 INFO L899 garLoopResultBuilder]: For program point L81-1(line 81) no Hoare annotation was computed. [2022-10-16 17:29:59,825 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 88) no Hoare annotation was computed. [2022-10-16 17:29:59,826 INFO L895 garLoopResultBuilder]: At program point L73(line 73) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,826 INFO L895 garLoopResultBuilder]: At program point L65(line 65) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,826 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-10-16 17:29:59,826 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 84) no Hoare annotation was computed. [2022-10-16 17:29:59,826 INFO L899 garLoopResultBuilder]: For program point L90(line 90) no Hoare annotation was computed. [2022-10-16 17:29:59,827 INFO L895 garLoopResultBuilder]: At program point L57(line 57) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,827 INFO L895 garLoopResultBuilder]: At program point L57-1(line 57) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,827 INFO L899 garLoopResultBuilder]: For program point L82(line 82) no Hoare annotation was computed. [2022-10-16 17:29:59,827 INFO L895 garLoopResultBuilder]: At program point L49(line 49) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,827 INFO L895 garLoopResultBuilder]: At program point L49-1(line 49) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,828 INFO L899 garLoopResultBuilder]: For program point L82-2(line 82) no Hoare annotation was computed. [2022-10-16 17:29:59,828 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 90) no Hoare annotation was computed. [2022-10-16 17:29:59,828 INFO L899 garLoopResultBuilder]: For program point L82-3(line 82) no Hoare annotation was computed. [2022-10-16 17:29:59,828 INFO L899 garLoopResultBuilder]: For program point L82-4(line 82) no Hoare annotation was computed. [2022-10-16 17:29:59,828 INFO L895 garLoopResultBuilder]: At program point L74(line 74) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,828 INFO L895 garLoopResultBuilder]: At program point L41(line 41) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,829 INFO L895 garLoopResultBuilder]: At program point L41-1(line 41) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,829 INFO L895 garLoopResultBuilder]: At program point L66(line 66) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,829 INFO L895 garLoopResultBuilder]: At program point L33(line 33) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,829 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-10-16 17:29:59,829 INFO L895 garLoopResultBuilder]: At program point L33-1(line 33) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,829 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 84) no Hoare annotation was computed. [2022-10-16 17:29:59,830 INFO L899 garLoopResultBuilder]: For program point L91(line 91) no Hoare annotation was computed. [2022-10-16 17:29:59,830 INFO L899 garLoopResultBuilder]: For program point L58(line 58) no Hoare annotation was computed. [2022-10-16 17:29:59,830 INFO L899 garLoopResultBuilder]: For program point L91-2(line 91) no Hoare annotation was computed. [2022-10-16 17:29:59,830 INFO L899 garLoopResultBuilder]: For program point L91-3(line 91) no Hoare annotation was computed. [2022-10-16 17:29:59,830 INFO L899 garLoopResultBuilder]: For program point L91-4(line 91) no Hoare annotation was computed. [2022-10-16 17:29:59,830 INFO L895 garLoopResultBuilder]: At program point L83(line 83) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,830 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-10-16 17:29:59,831 INFO L899 garLoopResultBuilder]: For program point L83-1(line 83) no Hoare annotation was computed. [2022-10-16 17:29:59,831 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 90) no Hoare annotation was computed. [2022-10-16 17:29:59,831 INFO L895 garLoopResultBuilder]: At program point L75(line 75) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,831 INFO L899 garLoopResultBuilder]: For program point L42(line 42) no Hoare annotation was computed. [2022-10-16 17:29:59,831 INFO L895 garLoopResultBuilder]: At program point L67(line 67) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,831 INFO L899 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2022-10-16 17:29:59,832 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 82) no Hoare annotation was computed. [2022-10-16 17:29:59,832 INFO L902 garLoopResultBuilder]: At program point L92(line 92) the Hoare annotation is: true [2022-10-16 17:29:59,832 INFO L899 garLoopResultBuilder]: For program point L92-1(line 92) no Hoare annotation was computed. [2022-10-16 17:29:59,832 INFO L899 garLoopResultBuilder]: For program point L84(line 84) no Hoare annotation was computed. [2022-10-16 17:29:59,832 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW(line 91) no Hoare annotation was computed. [2022-10-16 17:29:59,832 INFO L895 garLoopResultBuilder]: At program point L76(line 76) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,833 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 85) no Hoare annotation was computed. [2022-10-16 17:29:59,833 INFO L895 garLoopResultBuilder]: At program point L68(line 68) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~var4~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var1~0#1|) (<= 0 |ULTIMATE.start_main_~var2~0#1|) (<= |ULTIMATE.start_main_~var1~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var3~0#1|) (<= 1 |ULTIMATE.start_main_~var6~0#1|) (<= 0 |ULTIMATE.start_main_~var4~0#1|) (<= |ULTIMATE.start_main_~var0~0#1| 2147483647) (<= |ULTIMATE.start_main_~var2~0#1| 4) (<= |ULTIMATE.start_main_~var1~0#1| (+ 4 |ULTIMATE.start_main_~var0~0#1|)) (<= |ULTIMATE.start_main_~var3~0#1| 2147483647) (<= 0 |ULTIMATE.start_main_~var0~0#1|)) [2022-10-16 17:29:59,833 INFO L902 garLoopResultBuilder]: At program point assumeENTRY(lines 19 22) the Hoare annotation is: true [2022-10-16 17:29:59,833 INFO L899 garLoopResultBuilder]: For program point assumeEXIT(lines 19 22) no Hoare annotation was computed. [2022-10-16 17:29:59,833 INFO L899 garLoopResultBuilder]: For program point L20(lines 20 21) no Hoare annotation was computed. [2022-10-16 17:29:59,833 INFO L899 garLoopResultBuilder]: For program point L20-2(lines 19 22) no Hoare annotation was computed. [2022-10-16 17:29:59,837 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 17:29:59,840 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-16 17:29:59,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 05:29:59 BoogieIcfgContainer [2022-10-16 17:29:59,851 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-16 17:29:59,851 INFO L158 Benchmark]: Toolchain (without parser) took 26285.51ms. Allocated memory was 166.7MB in the beginning and 376.4MB in the end (delta: 209.7MB). Free memory was 141.3MB in the beginning and 209.5MB in the end (delta: -68.3MB). Peak memory consumption was 142.7MB. Max. memory is 8.0GB. [2022-10-16 17:29:59,852 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 166.7MB. Free memory is still 137.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-16 17:29:59,852 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.52ms. Allocated memory is still 166.7MB. Free memory was 141.0MB in the beginning and 129.8MB in the end (delta: 11.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-10-16 17:29:59,852 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.83ms. Allocated memory is still 166.7MB. Free memory was 129.8MB in the beginning and 128.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-16 17:29:59,853 INFO L158 Benchmark]: Boogie Preprocessor took 28.49ms. Allocated memory is still 166.7MB. Free memory was 127.9MB in the beginning and 126.7MB in the end (delta: 1.2MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-10-16 17:29:59,853 INFO L158 Benchmark]: RCFGBuilder took 779.90ms. Allocated memory is still 166.7MB. Free memory was 126.7MB in the beginning and 147.1MB in the end (delta: -20.4MB). Peak memory consumption was 17.4MB. Max. memory is 8.0GB. [2022-10-16 17:29:59,853 INFO L158 Benchmark]: TraceAbstraction took 25125.74ms. Allocated memory was 166.7MB in the beginning and 376.4MB in the end (delta: 209.7MB). Free memory was 146.6MB in the beginning and 209.5MB in the end (delta: -62.9MB). Peak memory consumption was 147.3MB. Max. memory is 8.0GB. [2022-10-16 17:29:59,855 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 166.7MB. Free memory is still 137.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 285.52ms. Allocated memory is still 166.7MB. Free memory was 141.0MB in the beginning and 129.8MB in the end (delta: 11.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 50.83ms. Allocated memory is still 166.7MB. Free memory was 129.8MB in the beginning and 128.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 28.49ms. Allocated memory is still 166.7MB. Free memory was 127.9MB in the beginning and 126.7MB in the end (delta: 1.2MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 779.90ms. Allocated memory is still 166.7MB. Free memory was 126.7MB in the beginning and 147.1MB in the end (delta: -20.4MB). Peak memory consumption was 17.4MB. Max. memory is 8.0GB. * TraceAbstraction took 25125.74ms. Allocated memory was 166.7MB in the beginning and 376.4MB in the end (delta: 209.7MB). Free memory was 146.6MB in the beginning and 209.5MB in the end (delta: -62.9MB). Peak memory consumption was 147.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 81]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 81]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 82]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 82]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 84]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 84]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 87]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 87]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 88]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 88]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 90]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 90]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 91]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 91]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 98 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 25.0s, OverallIterations: 16, TraceHistogramMax: 37, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 5.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1803 SdHoareTripleChecker+Valid, 4.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1783 mSDsluCounter, 4106 SdHoareTripleChecker+Invalid, 3.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2853 mSDsCounter, 953 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5507 IncrementalHoareTripleChecker+Invalid, 6460 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 953 mSolverCounterUnsat, 1253 mSDtfsCounter, 5507 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6811 GetRequests, 6612 SyntacticMatches, 14 SemanticMatches, 185 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 381 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=98occurred in iteration=0, InterpolantAutomatonStates: 126, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 16 MinimizatonAttempts, 97 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 40 LocationsWithAnnotation, 114 PreInvPairs, 151 NumberOfFragments, 1251 HoareAnnotationTreeSize, 114 FomulaSimplifications, 117 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 40 FomulaSimplificationsInter, 1019 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 12.6s InterpolantComputationTime, 5912 NumberOfCodeBlocks, 5912 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 8639 ConstructedInterpolants, 0 QuantifiedInterpolants, 19344 SizeOfPredicates, 48 NumberOfNonLiveVariables, 5600 ConjunctsInSsa, 132 ConjunctsInUnsatCore, 44 InterpolantComputations, 2 PerfectInterpolantSequences, 103218/107460 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 16 specifications checked. All of them hold - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2022-10-16 17:29:59,905 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...