/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.1.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-15 22:08:14,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-15 22:08:14,306 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-15 22:08:14,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-15 22:08:14,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-15 22:08:14,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-15 22:08:14,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-15 22:08:14,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-15 22:08:14,387 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-15 22:08:14,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-15 22:08:14,396 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-15 22:08:14,398 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-15 22:08:14,398 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-15 22:08:14,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-15 22:08:14,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-15 22:08:14,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-15 22:08:14,403 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-15 22:08:14,404 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-15 22:08:14,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-15 22:08:14,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-15 22:08:14,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-15 22:08:14,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-15 22:08:14,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-15 22:08:14,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-15 22:08:14,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-15 22:08:14,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-15 22:08:14,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-15 22:08:14,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-15 22:08:14,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-15 22:08:14,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-15 22:08:14,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-15 22:08:14,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-15 22:08:14,428 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-15 22:08:14,428 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-15 22:08:14,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-15 22:08:14,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-15 22:08:14,433 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 [2022-10-15 22:08:14,464 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-15 22:08:14,465 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-15 22:08:14,465 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-15 22:08:14,465 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-15 22:08:14,466 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-15 22:08:14,466 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-15 22:08:14,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-15 22:08:14,467 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-15 22:08:14,467 INFO L138 SettingsManager]: * Use SBE=true [2022-10-15 22:08:14,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-15 22:08:14,468 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-15 22:08:14,468 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-15 22:08:14,468 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-15 22:08:14,469 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-15 22:08:14,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-15 22:08:14,469 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-15 22:08:14,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-15 22:08:14,470 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-15 22:08:14,470 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-15 22:08:14,470 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-15 22:08:14,470 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-15 22:08:14,470 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-15 22:08:14,471 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-15 22:08:14,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-15 22:08:14,471 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-15 22:08:14,471 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-15 22:08:14,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 22:08:14,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-15 22:08:14,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-15 22:08:14,472 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-15 22:08:14,472 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-15 22:08:14,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-15 22:08:14,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-15 22:08:14,473 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-15 22:08:14,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-15 22:08:14,906 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-15 22:08:14,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-15 22:08:14,911 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-15 22:08:14,911 INFO L275 PluginConnector]: CDTParser initialized [2022-10-15 22:08:14,913 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.1.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c [2022-10-15 22:08:14,986 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e138dc577/2c3a0fb9dfec4381ab2eb57ce178786b/FLAG315eb0387 [2022-10-15 22:08:15,887 INFO L306 CDTParser]: Found 1 translation units. [2022-10-15 22:08:15,888 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.1.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c [2022-10-15 22:08:15,919 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e138dc577/2c3a0fb9dfec4381ab2eb57ce178786b/FLAG315eb0387 [2022-10-15 22:08:15,967 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e138dc577/2c3a0fb9dfec4381ab2eb57ce178786b [2022-10-15 22:08:15,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-15 22:08:15,976 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-15 22:08:15,978 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-15 22:08:15,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-15 22:08:15,982 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-15 22:08:15,983 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 10:08:15" (1/1) ... [2022-10-15 22:08:15,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dd4c2cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:08:15, skipping insertion in model container [2022-10-15 22:08:15,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 10:08:15" (1/1) ... [2022-10-15 22:08:15,994 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-15 22:08:16,142 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-15 22:08:16,998 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.1.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c[36110,36123] [2022-10-15 22:08:17,605 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 22:08:17,625 INFO L203 MainTranslator]: Completed pre-run [2022-10-15 22:08:17,883 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.1.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c[36110,36123] [2022-10-15 22:08:18,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 22:08:18,175 INFO L208 MainTranslator]: Completed translation [2022-10-15 22:08:18,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:08:18 WrapperNode [2022-10-15 22:08:18,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-15 22:08:18,178 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-15 22:08:18,178 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-15 22:08:18,178 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-15 22:08:18,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:08:18" (1/1) ... [2022-10-15 22:08:18,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:08:18" (1/1) ... [2022-10-15 22:08:18,355 INFO L138 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 5153 [2022-10-15 22:08:18,356 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-15 22:08:18,357 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-15 22:08:18,357 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-15 22:08:18,357 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-15 22:08:18,368 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:08:18" (1/1) ... [2022-10-15 22:08:18,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:08:18" (1/1) ... [2022-10-15 22:08:18,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:08:18" (1/1) ... [2022-10-15 22:08:18,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:08:18" (1/1) ... [2022-10-15 22:08:18,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:08:18" (1/1) ... [2022-10-15 22:08:18,524 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:08:18" (1/1) ... [2022-10-15 22:08:18,536 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:08:18" (1/1) ... [2022-10-15 22:08:18,552 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:08:18" (1/1) ... [2022-10-15 22:08:18,578 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-15 22:08:18,580 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-15 22:08:18,581 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-15 22:08:18,581 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-15 22:08:18,582 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:08:18" (1/1) ... [2022-10-15 22:08:18,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 22:08:18,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 22:08:18,617 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) [2022-10-15 22:08:18,619 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 [2022-10-15 22:08:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-15 22:08:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-15 22:08:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-15 22:08:18,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-15 22:08:19,060 INFO L235 CfgBuilder]: Building ICFG [2022-10-15 22:08:19,062 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-15 22:08:22,269 INFO L276 CfgBuilder]: Performing block encoding [2022-10-15 22:08:22,300 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-15 22:08:22,300 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-15 22:08:22,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 10:08:22 BoogieIcfgContainer [2022-10-15 22:08:22,305 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-15 22:08:22,311 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-15 22:08:22,311 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-15 22:08:22,315 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-15 22:08:22,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 10:08:15" (1/3) ... [2022-10-15 22:08:22,317 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@632259e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 10:08:22, skipping insertion in model container [2022-10-15 22:08:22,317 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:08:18" (2/3) ... [2022-10-15 22:08:22,317 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@632259e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 10:08:22, skipping insertion in model container [2022-10-15 22:08:22,317 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 10:08:22" (3/3) ... [2022-10-15 22:08:22,319 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_floodmax.5.1.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c [2022-10-15 22:08:22,340 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-15 22:08:22,340 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 210 error locations. [2022-10-15 22:08:22,470 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-15 22:08:22,479 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;@20985465, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-15 22:08:22,479 INFO L358 AbstractCegarLoop]: Starting to check reachability of 210 error locations. [2022-10-15 22:08:22,495 INFO L276 IsEmpty]: Start isEmpty. Operand has 1832 states, 1621 states have (on average 1.81122763726095) internal successors, (2936), 1831 states have internal predecessors, (2936), 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) [2022-10-15 22:08:22,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-10-15 22:08:22,564 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 22:08:22,565 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 22:08:22,567 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 207 more)] === [2022-10-15 22:08:22,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 22:08:22,578 INFO L85 PathProgramCache]: Analyzing trace with hash -1305296773, now seen corresponding path program 1 times [2022-10-15 22:08:22,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 22:08:22,591 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781456896] [2022-10-15 22:08:22,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 22:08:22,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 22:08:23,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 22:08:23,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-15 22:08:23,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 22:08:23,512 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781456896] [2022-10-15 22:08:23,513 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781456896] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 22:08:23,514 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 22:08:23,514 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-15 22:08:23,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18830926] [2022-10-15 22:08:23,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 22:08:23,523 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-15 22:08:23,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 22:08:23,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-15 22:08:23,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-15 22:08:23,573 INFO L87 Difference]: Start difference. First operand has 1832 states, 1621 states have (on average 1.81122763726095) internal successors, (2936), 1831 states have internal predecessors, (2936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 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) [2022-10-15 22:08:24,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 22:08:24,013 INFO L93 Difference]: Finished difference Result 4000 states and 6145 transitions. [2022-10-15 22:08:24,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-15 22:08:24,017 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 166 [2022-10-15 22:08:24,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 22:08:24,059 INFO L225 Difference]: With dead ends: 4000 [2022-10-15 22:08:24,059 INFO L226 Difference]: Without dead ends: 2709 [2022-10-15 22:08:24,072 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-15 22:08:24,077 INFO L413 NwaCegarLoop]: 4222 mSDtfsCounter, 1488 mSDsluCounter, 2707 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1488 SdHoareTripleChecker+Valid, 6929 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-15 22:08:24,079 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1488 Valid, 6929 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-15 22:08:24,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2709 states. [2022-10-15 22:08:24,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2709 to 2553. [2022-10-15 22:08:24,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2553 states, 2345 states have (on average 1.7287846481876332) internal successors, (4054), 2552 states have internal predecessors, (4054), 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) [2022-10-15 22:08:24,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2553 states to 2553 states and 4054 transitions. [2022-10-15 22:08:24,388 INFO L78 Accepts]: Start accepts. Automaton has 2553 states and 4054 transitions. Word has length 166 [2022-10-15 22:08:24,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 22:08:24,392 INFO L495 AbstractCegarLoop]: Abstraction has 2553 states and 4054 transitions. [2022-10-15 22:08:24,393 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 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) [2022-10-15 22:08:24,393 INFO L276 IsEmpty]: Start isEmpty. Operand 2553 states and 4054 transitions. [2022-10-15 22:08:24,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-10-15 22:08:24,404 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 22:08:24,408 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 22:08:24,408 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-15 22:08:24,409 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 207 more)] === [2022-10-15 22:08:24,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 22:08:24,410 INFO L85 PathProgramCache]: Analyzing trace with hash 2074832987, now seen corresponding path program 1 times [2022-10-15 22:08:24,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 22:08:24,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176460068] [2022-10-15 22:08:24,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 22:08:24,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 22:08:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 22:08:24,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-15 22:08:24,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 22:08:24,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176460068] [2022-10-15 22:08:24,701 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176460068] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 22:08:24,701 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 22:08:24,701 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-15 22:08:24,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526513842] [2022-10-15 22:08:24,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 22:08:24,704 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-15 22:08:24,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 22:08:24,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-15 22:08:24,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-15 22:08:24,705 INFO L87 Difference]: Start difference. First operand 2553 states and 4054 transitions. Second operand has 3 states, 3 states have (on average 57.666666666666664) internal successors, (173), 3 states have internal predecessors, (173), 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) [2022-10-15 22:08:25,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 22:08:25,105 INFO L93 Difference]: Finished difference Result 5980 states and 9313 transitions. [2022-10-15 22:08:25,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-15 22:08:25,106 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 57.666666666666664) internal successors, (173), 3 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-10-15 22:08:25,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 22:08:25,130 INFO L225 Difference]: With dead ends: 5980 [2022-10-15 22:08:25,131 INFO L226 Difference]: Without dead ends: 3997 [2022-10-15 22:08:25,134 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-15 22:08:25,137 INFO L413 NwaCegarLoop]: 3971 mSDtfsCounter, 1398 mSDsluCounter, 2541 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1398 SdHoareTripleChecker+Valid, 6512 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-15 22:08:25,137 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1398 Valid, 6512 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-15 22:08:25,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3997 states. [2022-10-15 22:08:25,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3997 to 3843. [2022-10-15 22:08:25,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3843 states, 3637 states have (on average 1.7231234533956559) internal successors, (6267), 3842 states have internal predecessors, (6267), 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) [2022-10-15 22:08:25,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3843 states to 3843 states and 6267 transitions. [2022-10-15 22:08:25,448 INFO L78 Accepts]: Start accepts. Automaton has 3843 states and 6267 transitions. Word has length 173 [2022-10-15 22:08:25,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 22:08:25,450 INFO L495 AbstractCegarLoop]: Abstraction has 3843 states and 6267 transitions. [2022-10-15 22:08:25,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 57.666666666666664) internal successors, (173), 3 states have internal predecessors, (173), 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) [2022-10-15 22:08:25,450 INFO L276 IsEmpty]: Start isEmpty. Operand 3843 states and 6267 transitions. [2022-10-15 22:08:25,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-10-15 22:08:25,454 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 22:08:25,455 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 22:08:25,455 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-15 22:08:25,455 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 207 more)] === [2022-10-15 22:08:25,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 22:08:25,456 INFO L85 PathProgramCache]: Analyzing trace with hash 1739551571, now seen corresponding path program 1 times [2022-10-15 22:08:25,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 22:08:25,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053217322] [2022-10-15 22:08:25,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 22:08:25,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 22:08:25,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 22:08:25,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-15 22:08:25,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 22:08:25,713 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053217322] [2022-10-15 22:08:25,713 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053217322] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 22:08:25,714 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 22:08:25,714 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-15 22:08:25,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664691106] [2022-10-15 22:08:25,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 22:08:25,715 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-15 22:08:25,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 22:08:25,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-15 22:08:25,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-15 22:08:25,717 INFO L87 Difference]: Start difference. First operand 3843 states and 6267 transitions. Second operand has 3 states, 3 states have (on average 60.0) internal successors, (180), 3 states have internal predecessors, (180), 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) [2022-10-15 22:08:26,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 22:08:26,232 INFO L93 Difference]: Finished difference Result 9496 states and 15363 transitions. [2022-10-15 22:08:26,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-15 22:08:26,233 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 60.0) internal successors, (180), 3 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-10-15 22:08:26,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 22:08:26,276 INFO L225 Difference]: With dead ends: 9496 [2022-10-15 22:08:26,276 INFO L226 Difference]: Without dead ends: 6246 [2022-10-15 22:08:26,286 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-15 22:08:26,294 INFO L413 NwaCegarLoop]: 3892 mSDtfsCounter, 1369 mSDsluCounter, 2485 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1369 SdHoareTripleChecker+Valid, 6377 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-15 22:08:26,297 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1369 Valid, 6377 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-15 22:08:26,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6246 states. [2022-10-15 22:08:26,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6246 to 6094. [2022-10-15 22:08:26,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6094 states, 5890 states have (on average 1.7203735144312393) internal successors, (10133), 6093 states have internal predecessors, (10133), 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) [2022-10-15 22:08:26,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6094 states to 6094 states and 10133 transitions. [2022-10-15 22:08:26,736 INFO L78 Accepts]: Start accepts. Automaton has 6094 states and 10133 transitions. Word has length 180 [2022-10-15 22:08:26,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 22:08:26,737 INFO L495 AbstractCegarLoop]: Abstraction has 6094 states and 10133 transitions. [2022-10-15 22:08:26,738 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.0) internal successors, (180), 3 states have internal predecessors, (180), 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) [2022-10-15 22:08:26,738 INFO L276 IsEmpty]: Start isEmpty. Operand 6094 states and 10133 transitions. [2022-10-15 22:08:26,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-10-15 22:08:26,786 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 22:08:26,787 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 22:08:26,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-15 22:08:26,788 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 207 more)] === [2022-10-15 22:08:26,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 22:08:26,789 INFO L85 PathProgramCache]: Analyzing trace with hash 225507379, now seen corresponding path program 1 times [2022-10-15 22:08:26,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 22:08:26,792 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971637350] [2022-10-15 22:08:26,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 22:08:26,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 22:08:26,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 22:08:27,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-15 22:08:27,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 22:08:27,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971637350] [2022-10-15 22:08:27,052 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971637350] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 22:08:27,052 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 22:08:27,053 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-15 22:08:27,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164836964] [2022-10-15 22:08:27,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 22:08:27,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-15 22:08:27,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 22:08:27,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-15 22:08:27,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-15 22:08:27,056 INFO L87 Difference]: Start difference. First operand 6094 states and 10133 transitions. Second operand has 3 states, 3 states have (on average 62.333333333333336) internal successors, (187), 3 states have internal predecessors, (187), 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) [2022-10-15 22:08:27,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 22:08:27,945 INFO L93 Difference]: Finished difference Result 15553 states and 25796 transitions. [2022-10-15 22:08:27,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-15 22:08:27,946 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 62.333333333333336) internal successors, (187), 3 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 187 [2022-10-15 22:08:27,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 22:08:28,026 INFO L225 Difference]: With dead ends: 15553 [2022-10-15 22:08:28,027 INFO L226 Difference]: Without dead ends: 10075 [2022-10-15 22:08:28,037 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-15 22:08:28,048 INFO L413 NwaCegarLoop]: 3813 mSDtfsCounter, 1340 mSDsluCounter, 2429 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1340 SdHoareTripleChecker+Valid, 6242 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-15 22:08:28,049 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1340 Valid, 6242 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-15 22:08:28,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10075 states. [2022-10-15 22:08:29,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10075 to 9925. [2022-10-15 22:08:29,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9925 states, 9723 states have (on average 1.7199424046076315) internal successors, (16723), 9924 states have internal predecessors, (16723), 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) [2022-10-15 22:08:29,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9925 states to 9925 states and 16723 transitions. [2022-10-15 22:08:29,091 INFO L78 Accepts]: Start accepts. Automaton has 9925 states and 16723 transitions. Word has length 187 [2022-10-15 22:08:29,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 22:08:29,091 INFO L495 AbstractCegarLoop]: Abstraction has 9925 states and 16723 transitions. [2022-10-15 22:08:29,092 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 62.333333333333336) internal successors, (187), 3 states have internal predecessors, (187), 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) [2022-10-15 22:08:29,093 INFO L276 IsEmpty]: Start isEmpty. Operand 9925 states and 16723 transitions. [2022-10-15 22:08:29,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2022-10-15 22:08:29,097 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 22:08:29,097 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 22:08:29,098 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-15 22:08:29,098 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 207 more)] === [2022-10-15 22:08:29,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 22:08:29,099 INFO L85 PathProgramCache]: Analyzing trace with hash -1769830869, now seen corresponding path program 1 times [2022-10-15 22:08:29,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 22:08:29,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856455038] [2022-10-15 22:08:29,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 22:08:29,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 22:08:29,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 22:08:29,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-15 22:08:29,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 22:08:29,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856455038] [2022-10-15 22:08:29,344 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856455038] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 22:08:29,345 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 22:08:29,345 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-15 22:08:29,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546109901] [2022-10-15 22:08:29,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 22:08:29,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-15 22:08:29,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 22:08:29,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-15 22:08:29,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-15 22:08:29,347 INFO L87 Difference]: Start difference. First operand 9925 states and 16723 transitions. Second operand has 3 states, 3 states have (on average 64.66666666666667) internal successors, (194), 3 states have internal predecessors, (194), 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) [2022-10-15 22:08:30,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 22:08:30,753 INFO L93 Difference]: Finished difference Result 25666 states and 43249 transitions. [2022-10-15 22:08:30,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-15 22:08:30,754 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 64.66666666666667) internal successors, (194), 3 states have internal predecessors, (194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 194 [2022-10-15 22:08:30,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 22:08:30,804 INFO L225 Difference]: With dead ends: 25666 [2022-10-15 22:08:30,804 INFO L226 Difference]: Without dead ends: 16380 [2022-10-15 22:08:30,822 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-15 22:08:30,824 INFO L413 NwaCegarLoop]: 3734 mSDtfsCounter, 1311 mSDsluCounter, 2374 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1311 SdHoareTripleChecker+Valid, 6108 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-15 22:08:30,824 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1311 Valid, 6108 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-15 22:08:30,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16380 states. [2022-10-15 22:08:32,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16380 to 16232. [2022-10-15 22:08:32,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16232 states, 16032 states have (on average 1.7213697604790419) internal successors, (27597), 16231 states have internal predecessors, (27597), 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) [2022-10-15 22:08:32,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16232 states to 16232 states and 27597 transitions. [2022-10-15 22:08:32,309 INFO L78 Accepts]: Start accepts. Automaton has 16232 states and 27597 transitions. Word has length 194 [2022-10-15 22:08:32,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 22:08:32,309 INFO L495 AbstractCegarLoop]: Abstraction has 16232 states and 27597 transitions. [2022-10-15 22:08:32,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 64.66666666666667) internal successors, (194), 3 states have internal predecessors, (194), 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) [2022-10-15 22:08:32,310 INFO L276 IsEmpty]: Start isEmpty. Operand 16232 states and 27597 transitions. [2022-10-15 22:08:32,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-10-15 22:08:32,314 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 22:08:32,314 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 22:08:32,315 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-15 22:08:32,315 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 207 more)] === [2022-10-15 22:08:32,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 22:08:32,317 INFO L85 PathProgramCache]: Analyzing trace with hash -1980489781, now seen corresponding path program 1 times [2022-10-15 22:08:32,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 22:08:32,327 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193667531] [2022-10-15 22:08:32,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 22:08:32,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 22:08:32,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 22:08:32,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-15 22:08:32,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 22:08:32,842 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193667531] [2022-10-15 22:08:32,843 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193667531] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 22:08:32,846 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 22:08:32,847 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-15 22:08:32,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587218776] [2022-10-15 22:08:32,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 22:08:32,848 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-15 22:08:32,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 22:08:32,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-15 22:08:32,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-15 22:08:32,850 INFO L87 Difference]: Start difference. First operand 16232 states and 27597 transitions. Second operand has 3 states, 2 states have (on average 100.5) internal successors, (201), 3 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-15 22:08:35,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 22:08:35,107 INFO L93 Difference]: Finished difference Result 23207 states and 39797 transitions. [2022-10-15 22:08:35,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-15 22:08:35,108 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 100.5) internal successors, (201), 3 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 201 [2022-10-15 22:08:35,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 22:08:35,197 INFO L225 Difference]: With dead ends: 23207 [2022-10-15 22:08:35,198 INFO L226 Difference]: Without dead ends: 23198 [2022-10-15 22:08:35,214 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-15 22:08:35,215 INFO L413 NwaCegarLoop]: 2507 mSDtfsCounter, 2490 mSDsluCounter, 624 mSDsCounter, 0 mSdLazyCounter, 258 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2490 SdHoareTripleChecker+Valid, 3131 SdHoareTripleChecker+Invalid, 270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-15 22:08:35,215 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2490 Valid, 3131 Invalid, 270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 258 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-15 22:08:35,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23198 states. [2022-10-15 22:08:36,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23198 to 23134. [2022-10-15 22:08:37,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23134 states, 22940 states have (on average 1.724978204010462) internal successors, (39571), 23133 states have internal predecessors, (39571), 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) [2022-10-15 22:08:37,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23134 states to 23134 states and 39571 transitions. [2022-10-15 22:08:37,145 INFO L78 Accepts]: Start accepts. Automaton has 23134 states and 39571 transitions. Word has length 201 [2022-10-15 22:08:37,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 22:08:37,146 INFO L495 AbstractCegarLoop]: Abstraction has 23134 states and 39571 transitions. [2022-10-15 22:08:37,147 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 100.5) internal successors, (201), 3 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-15 22:08:37,147 INFO L276 IsEmpty]: Start isEmpty. Operand 23134 states and 39571 transitions. [2022-10-15 22:08:37,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2022-10-15 22:08:37,151 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 22:08:37,151 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 22:08:37,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-15 22:08:37,152 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 207 more)] === [2022-10-15 22:08:37,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 22:08:37,153 INFO L85 PathProgramCache]: Analyzing trace with hash -1265640399, now seen corresponding path program 1 times [2022-10-15 22:08:37,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 22:08:37,153 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204204927] [2022-10-15 22:08:37,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 22:08:37,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 22:08:37,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 22:08:37,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-15 22:08:37,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 22:08:37,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204204927] [2022-10-15 22:08:37,680 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204204927] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 22:08:37,680 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 22:08:37,680 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-15 22:08:37,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165243073] [2022-10-15 22:08:37,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 22:08:37,681 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-15 22:08:37,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 22:08:37,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-15 22:08:37,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-15 22:08:37,682 INFO L87 Difference]: Start difference. First operand 23134 states and 39571 transitions. Second operand has 3 states, 2 states have (on average 101.0) internal successors, (202), 3 states have internal predecessors, (202), 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) [2022-10-15 22:08:39,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 22:08:39,803 INFO L93 Difference]: Finished difference Result 23201 states and 39571 transitions. [2022-10-15 22:08:39,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-15 22:08:39,804 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 101.0) internal successors, (202), 3 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 202 [2022-10-15 22:08:39,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 22:08:39,881 INFO L225 Difference]: With dead ends: 23201 [2022-10-15 22:08:39,882 INFO L226 Difference]: Without dead ends: 23192 [2022-10-15 22:08:39,892 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-15 22:08:39,893 INFO L413 NwaCegarLoop]: 2510 mSDtfsCounter, 2480 mSDsluCounter, 624 mSDsCounter, 0 mSdLazyCounter, 249 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2480 SdHoareTripleChecker+Valid, 3134 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 249 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-15 22:08:39,894 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2480 Valid, 3134 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 249 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-15 22:08:39,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23192 states. [2022-10-15 22:08:41,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23192 to 23128. [2022-10-15 22:08:41,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23128 states, 22940 states have (on average 1.7151264167393199) internal successors, (39345), 23127 states have internal predecessors, (39345), 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) [2022-10-15 22:08:41,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23128 states to 23128 states and 39345 transitions. [2022-10-15 22:08:41,734 INFO L78 Accepts]: Start accepts. Automaton has 23128 states and 39345 transitions. Word has length 202 [2022-10-15 22:08:41,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 22:08:41,735 INFO L495 AbstractCegarLoop]: Abstraction has 23128 states and 39345 transitions. [2022-10-15 22:08:41,736 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 101.0) internal successors, (202), 3 states have internal predecessors, (202), 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) [2022-10-15 22:08:41,736 INFO L276 IsEmpty]: Start isEmpty. Operand 23128 states and 39345 transitions. [2022-10-15 22:08:41,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2022-10-15 22:08:41,739 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 22:08:41,740 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 22:08:41,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-15 22:08:41,740 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 207 more)] === [2022-10-15 22:08:41,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 22:08:41,741 INFO L85 PathProgramCache]: Analyzing trace with hash -580146035, now seen corresponding path program 1 times [2022-10-15 22:08:41,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 22:08:41,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006558848] [2022-10-15 22:08:41,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 22:08:41,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 22:08:41,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 22:08:42,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-15 22:08:42,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 22:08:42,085 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006558848] [2022-10-15 22:08:42,085 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006558848] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 22:08:42,085 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 22:08:42,086 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-15 22:08:42,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378363836] [2022-10-15 22:08:42,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 22:08:42,086 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-15 22:08:42,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 22:08:42,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-15 22:08:42,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-15 22:08:42,088 INFO L87 Difference]: Start difference. First operand 23128 states and 39345 transitions. Second operand has 3 states, 2 states have (on average 101.5) internal successors, (203), 3 states have internal predecessors, (203), 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) [2022-10-15 22:08:44,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 22:08:44,230 INFO L93 Difference]: Finished difference Result 29045 states and 49601 transitions. [2022-10-15 22:08:44,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-15 22:08:44,231 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 101.5) internal successors, (203), 3 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 203 [2022-10-15 22:08:44,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 22:08:44,343 INFO L225 Difference]: With dead ends: 29045 [2022-10-15 22:08:44,343 INFO L226 Difference]: Without dead ends: 29036 [2022-10-15 22:08:44,360 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-15 22:08:44,361 INFO L413 NwaCegarLoop]: 2491 mSDtfsCounter, 2468 mSDsluCounter, 616 mSDsCounter, 0 mSdLazyCounter, 270 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2468 SdHoareTripleChecker+Valid, 3107 SdHoareTripleChecker+Invalid, 282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-15 22:08:44,361 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2468 Valid, 3107 Invalid, 282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 270 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-15 22:08:44,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29036 states. [2022-10-15 22:08:46,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29036 to 28978. [2022-10-15 22:08:46,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28978 states, 28796 states have (on average 1.714647867759411) internal successors, (49375), 28977 states have internal predecessors, (49375), 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) [2022-10-15 22:08:46,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28978 states to 28978 states and 49375 transitions. [2022-10-15 22:08:46,857 INFO L78 Accepts]: Start accepts. Automaton has 28978 states and 49375 transitions. Word has length 203 [2022-10-15 22:08:46,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 22:08:46,858 INFO L495 AbstractCegarLoop]: Abstraction has 28978 states and 49375 transitions. [2022-10-15 22:08:46,858 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 101.5) internal successors, (203), 3 states have internal predecessors, (203), 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) [2022-10-15 22:08:46,858 INFO L276 IsEmpty]: Start isEmpty. Operand 28978 states and 49375 transitions. [2022-10-15 22:08:46,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2022-10-15 22:08:46,863 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 22:08:46,864 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 22:08:46,864 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-15 22:08:46,864 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 207 more)] === [2022-10-15 22:08:46,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 22:08:46,865 INFO L85 PathProgramCache]: Analyzing trace with hash -804657229, now seen corresponding path program 1 times [2022-10-15 22:08:46,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 22:08:46,865 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78520876] [2022-10-15 22:08:46,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 22:08:46,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 22:08:46,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 22:08:47,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-15 22:08:47,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 22:08:47,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78520876] [2022-10-15 22:08:47,292 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78520876] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 22:08:47,292 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 22:08:47,293 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-15 22:08:47,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493882119] [2022-10-15 22:08:47,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 22:08:47,294 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-15 22:08:47,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 22:08:47,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-15 22:08:47,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-15 22:08:47,296 INFO L87 Difference]: Start difference. First operand 28978 states and 49375 transitions. Second operand has 3 states, 2 states have (on average 102.0) internal successors, (204), 3 states have internal predecessors, (204), 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) [2022-10-15 22:08:50,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 22:08:50,076 INFO L93 Difference]: Finished difference Result 29039 states and 49375 transitions. [2022-10-15 22:08:50,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-15 22:08:50,077 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 102.0) internal successors, (204), 3 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 204 [2022-10-15 22:08:50,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 22:08:50,167 INFO L225 Difference]: With dead ends: 29039 [2022-10-15 22:08:50,167 INFO L226 Difference]: Without dead ends: 29030 [2022-10-15 22:08:50,178 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-15 22:08:50,179 INFO L413 NwaCegarLoop]: 2494 mSDtfsCounter, 2458 mSDsluCounter, 616 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2458 SdHoareTripleChecker+Valid, 3110 SdHoareTripleChecker+Invalid, 273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-15 22:08:50,179 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2458 Valid, 3110 Invalid, 273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-15 22:08:50,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29030 states. [2022-10-15 22:08:52,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29030 to 28972. [2022-10-15 22:08:52,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28972 states, 28796 states have (on average 1.7067995554938187) internal successors, (49149), 28971 states have internal predecessors, (49149), 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) [2022-10-15 22:08:52,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28972 states to 28972 states and 49149 transitions. [2022-10-15 22:08:52,777 INFO L78 Accepts]: Start accepts. Automaton has 28972 states and 49149 transitions. Word has length 204 [2022-10-15 22:08:52,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 22:08:52,777 INFO L495 AbstractCegarLoop]: Abstraction has 28972 states and 49149 transitions. [2022-10-15 22:08:52,777 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 102.0) internal successors, (204), 3 states have internal predecessors, (204), 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) [2022-10-15 22:08:52,777 INFO L276 IsEmpty]: Start isEmpty. Operand 28972 states and 49149 transitions. [2022-10-15 22:08:52,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2022-10-15 22:08:52,782 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 22:08:52,782 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 22:08:52,782 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-15 22:08:52,783 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 207 more)] === [2022-10-15 22:08:52,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 22:08:52,789 INFO L85 PathProgramCache]: Analyzing trace with hash 825430351, now seen corresponding path program 1 times [2022-10-15 22:08:52,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 22:08:52,789 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196279649] [2022-10-15 22:08:52,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 22:08:52,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 22:08:52,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 22:08:53,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-15 22:08:53,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 22:08:53,266 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196279649] [2022-10-15 22:08:53,266 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196279649] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 22:08:53,267 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 22:08:53,267 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-15 22:08:53,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24565942] [2022-10-15 22:08:53,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 22:08:53,268 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-15 22:08:53,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 22:08:53,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-15 22:08:53,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-15 22:08:53,269 INFO L87 Difference]: Start difference. First operand 28972 states and 49149 transitions. Second operand has 3 states, 2 states have (on average 102.5) internal successors, (205), 3 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-15 22:08:56,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 22:08:56,209 INFO L93 Difference]: Finished difference Result 34587 states and 58717 transitions. [2022-10-15 22:08:56,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-15 22:08:56,209 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 102.5) internal successors, (205), 3 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 205 [2022-10-15 22:08:56,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 22:08:56,326 INFO L225 Difference]: With dead ends: 34587 [2022-10-15 22:08:56,326 INFO L226 Difference]: Without dead ends: 34578 [2022-10-15 22:08:56,345 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-15 22:08:56,346 INFO L413 NwaCegarLoop]: 2475 mSDtfsCounter, 2446 mSDsluCounter, 608 mSDsCounter, 0 mSdLazyCounter, 282 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2446 SdHoareTripleChecker+Valid, 3083 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-15 22:08:56,346 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2446 Valid, 3083 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 282 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-15 22:08:56,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34578 states. [2022-10-15 22:08:59,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34578 to 34526. [2022-10-15 22:08:59,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34526 states, 34356 states have (on average 1.702497380370241) internal successors, (58491), 34525 states have internal predecessors, (58491), 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) [2022-10-15 22:08:59,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34526 states to 34526 states and 58491 transitions. [2022-10-15 22:08:59,373 INFO L78 Accepts]: Start accepts. Automaton has 34526 states and 58491 transitions. Word has length 205 [2022-10-15 22:08:59,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 22:08:59,374 INFO L495 AbstractCegarLoop]: Abstraction has 34526 states and 58491 transitions. [2022-10-15 22:08:59,374 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 102.5) internal successors, (205), 3 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-15 22:08:59,374 INFO L276 IsEmpty]: Start isEmpty. Operand 34526 states and 58491 transitions. [2022-10-15 22:08:59,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2022-10-15 22:08:59,384 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 22:08:59,384 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 22:08:59,384 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-15 22:08:59,384 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 207 more)] === [2022-10-15 22:08:59,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 22:08:59,385 INFO L85 PathProgramCache]: Analyzing trace with hash -181462219, now seen corresponding path program 1 times [2022-10-15 22:08:59,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 22:08:59,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51948614] [2022-10-15 22:08:59,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 22:08:59,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 22:08:59,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 22:08:59,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-15 22:08:59,857 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 22:08:59,857 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51948614] [2022-10-15 22:08:59,857 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51948614] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 22:08:59,857 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 22:08:59,858 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-15 22:08:59,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295116616] [2022-10-15 22:08:59,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 22:08:59,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-15 22:08:59,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 22:08:59,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-15 22:08:59,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-15 22:08:59,860 INFO L87 Difference]: Start difference. First operand 34526 states and 58491 transitions. Second operand has 3 states, 2 states have (on average 103.0) internal successors, (206), 3 states have internal predecessors, (206), 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) [2022-10-15 22:09:03,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 22:09:03,126 INFO L93 Difference]: Finished difference Result 34581 states and 58491 transitions. [2022-10-15 22:09:03,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-15 22:09:03,126 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 103.0) internal successors, (206), 3 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 206 [2022-10-15 22:09:03,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 22:09:03,222 INFO L225 Difference]: With dead ends: 34581 [2022-10-15 22:09:03,222 INFO L226 Difference]: Without dead ends: 34572 [2022-10-15 22:09:03,240 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-15 22:09:03,241 INFO L413 NwaCegarLoop]: 2478 mSDtfsCounter, 2436 mSDsluCounter, 608 mSDsCounter, 0 mSdLazyCounter, 273 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2436 SdHoareTripleChecker+Valid, 3086 SdHoareTripleChecker+Invalid, 285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 273 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-15 22:09:03,241 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2436 Valid, 3086 Invalid, 285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 273 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-15 22:09:03,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34572 states. [2022-10-15 22:09:06,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34572 to 34520. [2022-10-15 22:09:06,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34520 states, 34356 states have (on average 1.6959191989754336) internal successors, (58265), 34519 states have internal predecessors, (58265), 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) [2022-10-15 22:09:06,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34520 states to 34520 states and 58265 transitions. [2022-10-15 22:09:06,705 INFO L78 Accepts]: Start accepts. Automaton has 34520 states and 58265 transitions. Word has length 206 [2022-10-15 22:09:06,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 22:09:06,706 INFO L495 AbstractCegarLoop]: Abstraction has 34520 states and 58265 transitions. [2022-10-15 22:09:06,706 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 103.0) internal successors, (206), 3 states have internal predecessors, (206), 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) [2022-10-15 22:09:06,707 INFO L276 IsEmpty]: Start isEmpty. Operand 34520 states and 58265 transitions. [2022-10-15 22:09:06,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2022-10-15 22:09:06,709 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 22:09:06,710 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 22:09:06,710 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-15 22:09:06,710 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 207 more)] === [2022-10-15 22:09:06,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 22:09:06,711 INFO L85 PathProgramCache]: Analyzing trace with hash -1330360815, now seen corresponding path program 1 times [2022-10-15 22:09:06,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 22:09:06,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378053363] [2022-10-15 22:09:06,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 22:09:06,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms