/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.1.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 15:26:41,434 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 15:26:41,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 15:26:41,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-10-16 15:26:41,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 15:26:41,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 15:26:41,535 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 15:26:41,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 15:26:41,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 15:26:41,539 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 15:26:41,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 15:26:41,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 15:26:41,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 15:26:41,547 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 15:26:41,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 15:26:41,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 15:26:41,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-16 15:26:41,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 15:26:41,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 15:26:41,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 15:26:41,585 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 15:26:41,645 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 15:26:41,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 15:26:41,647 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 15:26:41,647 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 15:26:41,649 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 15:26:41,650 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 15:26:41,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 15:26:41,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 15:26:41,653 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 15:26:41,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 15:26:41,655 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 15:26:41,655 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 15:26:41,656 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 15:26:41,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 15:26:41,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 15:26:41,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 15:26:41,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 15:26:41,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 15:26:41,657 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 15:26:41,657 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 15:26:41,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 15:26:41,657 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 15:26:41,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 15:26:41,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 15:26:41,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 15:26:41,658 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 15:26:41,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 15:26:41,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 15:26:41,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 15:26:41,659 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 15:26:41,660 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 15:26:41,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 15:26:41,660 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 15:26:41,661 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 15:26:42,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 15:26:42,075 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 15:26:42,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 15:26:42,080 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 15:26:42,080 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 15:26:42,082 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.1.ufo.UNBOUNDED.pals.c [2022-10-16 15:26:42,158 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b2dcb783/09b83a42619549ac9a542570d4b325b0/FLAG10836206d [2022-10-16 15:26:42,963 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 15:26:42,964 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.1.ufo.UNBOUNDED.pals.c [2022-10-16 15:26:43,001 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b2dcb783/09b83a42619549ac9a542570d4b325b0/FLAG10836206d [2022-10-16 15:26:43,174 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b2dcb783/09b83a42619549ac9a542570d4b325b0 [2022-10-16 15:26:43,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 15:26:43,190 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 15:26:43,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 15:26:43,193 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 15:26:43,197 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 15:26:43,199 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:26:43" (1/1) ... [2022-10-16 15:26:43,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e125083 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:26:43, skipping insertion in model container [2022-10-16 15:26:43,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:26:43" (1/1) ... [2022-10-16 15:26:43,210 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 15:26:43,300 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 15:26:43,864 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.1.ufo.UNBOUNDED.pals.c[55979,55992] [2022-10-16 15:26:43,865 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 15:26:43,878 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 15:26:44,041 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.1.ufo.UNBOUNDED.pals.c[55979,55992] [2022-10-16 15:26:44,043 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 15:26:44,069 INFO L208 MainTranslator]: Completed translation [2022-10-16 15:26:44,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:26:44 WrapperNode [2022-10-16 15:26:44,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 15:26:44,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 15:26:44,071 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 15:26:44,071 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 15:26:44,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:26:44" (1/1) ... [2022-10-16 15:26:44,129 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:26:44" (1/1) ... [2022-10-16 15:26:44,225 INFO L138 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 2153 [2022-10-16 15:26:44,226 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 15:26:44,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 15:26:44,230 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 15:26:44,230 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 15:26:44,242 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:26:44" (1/1) ... [2022-10-16 15:26:44,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:26:44" (1/1) ... [2022-10-16 15:26:44,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:26:44" (1/1) ... [2022-10-16 15:26:44,251 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:26:44" (1/1) ... [2022-10-16 15:26:44,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:26:44" (1/1) ... [2022-10-16 15:26:44,351 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:26:44" (1/1) ... [2022-10-16 15:26:44,366 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:26:44" (1/1) ... [2022-10-16 15:26:44,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:26:44" (1/1) ... [2022-10-16 15:26:44,397 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 15:26:44,399 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 15:26:44,400 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 15:26:44,400 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 15:26:44,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:26:44" (1/1) ... [2022-10-16 15:26:44,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 15:26:44,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 15:26:44,443 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-16 15:26:44,461 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-16 15:26:44,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 15:26:44,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 15:26:44,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 15:26:44,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 15:26:44,757 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 15:26:44,767 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 15:26:46,856 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 15:26:46,874 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 15:26:46,874 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-16 15:26:46,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:26:46 BoogieIcfgContainer [2022-10-16 15:26:46,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 15:26:46,882 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 15:26:46,882 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 15:26:46,886 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 15:26:46,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 03:26:43" (1/3) ... [2022-10-16 15:26:46,887 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64620cf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:26:46, skipping insertion in model container [2022-10-16 15:26:46,887 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:26:44" (2/3) ... [2022-10-16 15:26:46,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64620cf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:26:46, skipping insertion in model container [2022-10-16 15:26:46,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:26:46" (3/3) ... [2022-10-16 15:26:46,889 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_opt-floodmax.5.1.ufo.UNBOUNDED.pals.c [2022-10-16 15:26:46,911 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 15:26:46,911 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 60 error locations. [2022-10-16 15:26:47,009 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 15:26:47,023 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;@1b841b65, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 15:26:47,023 INFO L358 AbstractCegarLoop]: Starting to check reachability of 60 error locations. [2022-10-16 15:26:47,035 INFO L276 IsEmpty]: Start isEmpty. Operand has 840 states, 779 states have (on average 1.8575096277278562) internal successors, (1447), 839 states have internal predecessors, (1447), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:47,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-10-16 15:26:47,065 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:26:47,066 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] [2022-10-16 15:26:47,067 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2022-10-16 15:26:47,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:26:47,073 INFO L85 PathProgramCache]: Analyzing trace with hash -1397140789, now seen corresponding path program 1 times [2022-10-16 15:26:47,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:26:47,084 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043698427] [2022-10-16 15:26:47,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:26:47,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:26:47,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:26:48,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:26:48,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:26:48,217 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043698427] [2022-10-16 15:26:48,217 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2043698427] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:26:48,218 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:26:48,218 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 15:26:48,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677644738] [2022-10-16 15:26:48,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:26:48,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 15:26:48,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:26:48,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 15:26:48,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 15:26:48,266 INFO L87 Difference]: Start difference. First operand has 840 states, 779 states have (on average 1.8575096277278562) internal successors, (1447), 839 states have internal predecessors, (1447), 0 states have call successors, (0), 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 5 states, 5 states have (on average 26.2) internal successors, (131), 5 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:48,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:26:48,487 INFO L93 Difference]: Finished difference Result 1139 states and 1899 transitions. [2022-10-16 15:26:48,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 15:26:48,490 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.2) internal successors, (131), 5 states have internal predecessors, (131), 0 states have call successors, (0), 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 131 [2022-10-16 15:26:48,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:26:48,514 INFO L225 Difference]: With dead ends: 1139 [2022-10-16 15:26:48,515 INFO L226 Difference]: Without dead ends: 825 [2022-10-16 15:26:48,521 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-10-16 15:26:48,526 INFO L413 NwaCegarLoop]: 1428 mSDtfsCounter, 3 mSDsluCounter, 4236 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 5664 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:26:48,531 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 5664 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:26:48,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 825 states. [2022-10-16 15:26:48,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 825 to 825. [2022-10-16 15:26:48,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 825 states, 775 states have (on average 1.7858064516129033) internal successors, (1384), 824 states have internal predecessors, (1384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:48,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 825 states and 1384 transitions. [2022-10-16 15:26:48,659 INFO L78 Accepts]: Start accepts. Automaton has 825 states and 1384 transitions. Word has length 131 [2022-10-16 15:26:48,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:26:48,662 INFO L495 AbstractCegarLoop]: Abstraction has 825 states and 1384 transitions. [2022-10-16 15:26:48,663 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.2) internal successors, (131), 5 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:48,664 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1384 transitions. [2022-10-16 15:26:48,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-10-16 15:26:48,680 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:26:48,683 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:26:48,683 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 15:26:48,684 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2022-10-16 15:26:48,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:26:48,685 INFO L85 PathProgramCache]: Analyzing trace with hash -2038040568, now seen corresponding path program 1 times [2022-10-16 15:26:48,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:26:48,686 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602581437] [2022-10-16 15:26:48,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:26:48,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:26:48,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:26:49,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:26:49,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:26:49,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602581437] [2022-10-16 15:26:49,055 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1602581437] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:26:49,055 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:26:49,056 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:26:49,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638016528] [2022-10-16 15:26:49,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:26:49,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:26:49,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:26:49,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:26:49,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:26:49,060 INFO L87 Difference]: Start difference. First operand 825 states and 1384 transitions. Second operand has 3 states, 3 states have (on average 64.33333333333333) internal successors, (193), 3 states have internal predecessors, (193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:49,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:26:49,168 INFO L93 Difference]: Finished difference Result 1367 states and 2192 transitions. [2022-10-16 15:26:49,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:26:49,170 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 64.33333333333333) internal successors, (193), 3 states have internal predecessors, (193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 193 [2022-10-16 15:26:49,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:26:49,181 INFO L225 Difference]: With dead ends: 1367 [2022-10-16 15:26:49,181 INFO L226 Difference]: Without dead ends: 1073 [2022-10-16 15:26:49,190 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:26:49,192 INFO L413 NwaCegarLoop]: 1398 mSDtfsCounter, 366 mSDsluCounter, 1333 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 366 SdHoareTripleChecker+Valid, 2731 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:26:49,194 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [366 Valid, 2731 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:26:49,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1073 states. [2022-10-16 15:26:49,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1073 to 1037. [2022-10-16 15:26:49,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1037 states, 987 states have (on average 1.7740628166160082) internal successors, (1751), 1036 states have internal predecessors, (1751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:49,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 1037 states and 1751 transitions. [2022-10-16 15:26:49,250 INFO L78 Accepts]: Start accepts. Automaton has 1037 states and 1751 transitions. Word has length 193 [2022-10-16 15:26:49,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:26:49,254 INFO L495 AbstractCegarLoop]: Abstraction has 1037 states and 1751 transitions. [2022-10-16 15:26:49,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 64.33333333333333) internal successors, (193), 3 states have internal predecessors, (193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:49,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1751 transitions. [2022-10-16 15:26:49,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2022-10-16 15:26:49,260 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:26:49,260 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:26:49,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 15:26:49,261 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2022-10-16 15:26:49,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:26:49,262 INFO L85 PathProgramCache]: Analyzing trace with hash -1685149968, now seen corresponding path program 1 times [2022-10-16 15:26:49,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:26:49,262 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805600091] [2022-10-16 15:26:49,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:26:49,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:26:49,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:26:49,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:26:49,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:26:49,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805600091] [2022-10-16 15:26:49,537 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [805600091] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:26:49,537 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:26:49,537 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:26:49,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103732639] [2022-10-16 15:26:49,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:26:49,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:26:49,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:26:49,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:26:49,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:26:49,540 INFO L87 Difference]: Start difference. First operand 1037 states and 1751 transitions. Second operand has 3 states, 3 states have (on average 65.66666666666667) internal successors, (197), 3 states have internal predecessors, (197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:49,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:26:49,613 INFO L93 Difference]: Finished difference Result 2025 states and 3307 transitions. [2022-10-16 15:26:49,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:26:49,614 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 65.66666666666667) internal successors, (197), 3 states have internal predecessors, (197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 197 [2022-10-16 15:26:49,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:26:49,623 INFO L225 Difference]: With dead ends: 2025 [2022-10-16 15:26:49,624 INFO L226 Difference]: Without dead ends: 1519 [2022-10-16 15:26:49,625 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:26:49,627 INFO L413 NwaCegarLoop]: 1381 mSDtfsCounter, 398 mSDsluCounter, 1342 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 398 SdHoareTripleChecker+Valid, 2723 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:26:49,628 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [398 Valid, 2723 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:26:49,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1519 states. [2022-10-16 15:26:49,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1519 to 1465. [2022-10-16 15:26:49,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1465 states, 1415 states have (on average 1.766077738515901) internal successors, (2499), 1464 states have internal predecessors, (2499), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:49,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 1465 states and 2499 transitions. [2022-10-16 15:26:49,686 INFO L78 Accepts]: Start accepts. Automaton has 1465 states and 2499 transitions. Word has length 197 [2022-10-16 15:26:49,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:26:49,687 INFO L495 AbstractCegarLoop]: Abstraction has 1465 states and 2499 transitions. [2022-10-16 15:26:49,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 65.66666666666667) internal successors, (197), 3 states have internal predecessors, (197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:49,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1465 states and 2499 transitions. [2022-10-16 15:26:49,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-10-16 15:26:49,692 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:26:49,692 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:26:49,692 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 15:26:49,693 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2022-10-16 15:26:49,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:26:49,694 INFO L85 PathProgramCache]: Analyzing trace with hash 620017432, now seen corresponding path program 1 times [2022-10-16 15:26:49,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:26:49,694 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043456770] [2022-10-16 15:26:49,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:26:49,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:26:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:26:49,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:26:49,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:26:49,965 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043456770] [2022-10-16 15:26:49,965 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043456770] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:26:49,965 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:26:49,966 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:26:49,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142306835] [2022-10-16 15:26:49,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:26:49,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:26:49,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:26:49,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:26:49,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:26:49,968 INFO L87 Difference]: Start difference. First operand 1465 states and 2499 transitions. Second operand has 3 states, 3 states have (on average 67.0) internal successors, (201), 3 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:50,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:26:50,047 INFO L93 Difference]: Finished difference Result 3285 states and 5507 transitions. [2022-10-16 15:26:50,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:26:50,048 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 67.0) internal successors, (201), 3 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 201 [2022-10-16 15:26:50,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:26:50,063 INFO L225 Difference]: With dead ends: 3285 [2022-10-16 15:26:50,063 INFO L226 Difference]: Without dead ends: 2351 [2022-10-16 15:26:50,066 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:26:50,068 INFO L413 NwaCegarLoop]: 1381 mSDtfsCounter, 390 mSDsluCounter, 1343 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 390 SdHoareTripleChecker+Valid, 2724 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:26:50,068 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [390 Valid, 2724 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:26:50,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2351 states. [2022-10-16 15:26:50,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2351 to 2293. [2022-10-16 15:26:50,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2293 states, 2243 states have (on average 1.7579135086937139) internal successors, (3943), 2292 states have internal predecessors, (3943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:50,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2293 states to 2293 states and 3943 transitions. [2022-10-16 15:26:50,151 INFO L78 Accepts]: Start accepts. Automaton has 2293 states and 3943 transitions. Word has length 201 [2022-10-16 15:26:50,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:26:50,152 INFO L495 AbstractCegarLoop]: Abstraction has 2293 states and 3943 transitions. [2022-10-16 15:26:50,153 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 67.0) internal successors, (201), 3 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:50,153 INFO L276 IsEmpty]: Start isEmpty. Operand 2293 states and 3943 transitions. [2022-10-16 15:26:50,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2022-10-16 15:26:50,157 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:26:50,157 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:26:50,158 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-16 15:26:50,158 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2022-10-16 15:26:50,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:26:50,159 INFO L85 PathProgramCache]: Analyzing trace with hash 33695872, now seen corresponding path program 1 times [2022-10-16 15:26:50,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:26:50,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750429624] [2022-10-16 15:26:50,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:26:50,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:26:50,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:26:50,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:26:50,524 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:26:50,525 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750429624] [2022-10-16 15:26:50,525 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750429624] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:26:50,525 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:26:50,526 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:26:50,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045306235] [2022-10-16 15:26:50,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:26:50,530 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:26:50,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:26:50,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:26:50,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:26:50,532 INFO L87 Difference]: Start difference. First operand 2293 states and 3943 transitions. Second operand has 3 states, 3 states have (on average 68.33333333333333) internal successors, (205), 3 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:50,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:26:50,684 INFO L93 Difference]: Finished difference Result 5721 states and 9751 transitions. [2022-10-16 15:26:50,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:26:50,684 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 68.33333333333333) internal successors, (205), 3 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 205 [2022-10-16 15:26:50,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:26:50,717 INFO L225 Difference]: With dead ends: 5721 [2022-10-16 15:26:50,717 INFO L226 Difference]: Without dead ends: 3959 [2022-10-16 15:26:50,726 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:26:50,732 INFO L413 NwaCegarLoop]: 1381 mSDtfsCounter, 382 mSDsluCounter, 1344 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 382 SdHoareTripleChecker+Valid, 2725 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:26:50,736 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [382 Valid, 2725 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:26:50,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3959 states. [2022-10-16 15:26:50,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3959 to 3893. [2022-10-16 15:26:50,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3893 states, 3843 states have (on average 1.7504553734061932) internal successors, (6727), 3892 states have internal predecessors, (6727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:50,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3893 states to 3893 states and 6727 transitions. [2022-10-16 15:26:50,932 INFO L78 Accepts]: Start accepts. Automaton has 3893 states and 6727 transitions. Word has length 205 [2022-10-16 15:26:50,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:26:50,932 INFO L495 AbstractCegarLoop]: Abstraction has 3893 states and 6727 transitions. [2022-10-16 15:26:50,933 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 68.33333333333333) internal successors, (205), 3 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:50,933 INFO L276 IsEmpty]: Start isEmpty. Operand 3893 states and 6727 transitions. [2022-10-16 15:26:50,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-10-16 15:26:50,938 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:26:50,939 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:26:50,939 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-16 15:26:50,940 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2022-10-16 15:26:50,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:26:50,942 INFO L85 PathProgramCache]: Analyzing trace with hash -1001325784, now seen corresponding path program 1 times [2022-10-16 15:26:50,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:26:50,951 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143718259] [2022-10-16 15:26:50,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:26:50,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:26:51,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:26:51,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:26:51,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:26:51,336 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143718259] [2022-10-16 15:26:51,336 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143718259] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:26:51,336 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:26:51,336 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:26:51,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267383925] [2022-10-16 15:26:51,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:26:51,337 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:26:51,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:26:51,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:26:51,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:26:51,339 INFO L87 Difference]: Start difference. First operand 3893 states and 6727 transitions. Second operand has 3 states, 3 states have (on average 69.66666666666667) internal successors, (209), 3 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:51,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:26:51,549 INFO L93 Difference]: Finished difference Result 10425 states and 17927 transitions. [2022-10-16 15:26:51,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:26:51,550 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 69.66666666666667) internal successors, (209), 3 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 209 [2022-10-16 15:26:51,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:26:51,591 INFO L225 Difference]: With dead ends: 10425 [2022-10-16 15:26:51,591 INFO L226 Difference]: Without dead ends: 7063 [2022-10-16 15:26:51,598 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:26:51,602 INFO L413 NwaCegarLoop]: 1381 mSDtfsCounter, 374 mSDsluCounter, 1345 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 374 SdHoareTripleChecker+Valid, 2726 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:26:51,604 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [374 Valid, 2726 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:26:51,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7063 states. [2022-10-16 15:26:51,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7063 to 6981. [2022-10-16 15:26:51,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6981 states, 6931 states have (on average 1.743904198528351) internal successors, (12087), 6980 states have internal predecessors, (12087), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:51,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6981 states to 6981 states and 12087 transitions. [2022-10-16 15:26:51,903 INFO L78 Accepts]: Start accepts. Automaton has 6981 states and 12087 transitions. Word has length 209 [2022-10-16 15:26:51,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:26:51,904 INFO L495 AbstractCegarLoop]: Abstraction has 6981 states and 12087 transitions. [2022-10-16 15:26:51,904 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 69.66666666666667) internal successors, (209), 3 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:51,905 INFO L276 IsEmpty]: Start isEmpty. Operand 6981 states and 12087 transitions. [2022-10-16 15:26:51,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-10-16 15:26:51,909 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:26:51,910 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:26:51,910 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-16 15:26:51,911 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2022-10-16 15:26:51,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:26:51,934 INFO L85 PathProgramCache]: Analyzing trace with hash 801845008, now seen corresponding path program 1 times [2022-10-16 15:26:51,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:26:51,934 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584774034] [2022-10-16 15:26:51,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:26:51,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:26:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:26:52,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:26:52,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:26:52,317 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584774034] [2022-10-16 15:26:52,318 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584774034] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:26:52,318 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:26:52,318 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 15:26:52,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815382310] [2022-10-16 15:26:52,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:26:52,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:26:52,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:26:52,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:26:52,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:26:52,320 INFO L87 Difference]: Start difference. First operand 6981 states and 12087 transitions. Second operand has 3 states, 2 states have (on average 106.5) internal successors, (213), 3 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:52,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:26:52,754 INFO L93 Difference]: Finished difference Result 12012 states and 20807 transitions. [2022-10-16 15:26:52,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:26:52,755 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 106.5) internal successors, (213), 3 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 213 [2022-10-16 15:26:52,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:26:52,815 INFO L225 Difference]: With dead ends: 12012 [2022-10-16 15:26:52,816 INFO L226 Difference]: Without dead ends: 12009 [2022-10-16 15:26:52,822 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:26:52,823 INFO L413 NwaCegarLoop]: 1319 mSDtfsCounter, 1167 mSDsluCounter, 365 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1167 SdHoareTripleChecker+Valid, 1684 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 15:26:52,823 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1167 Valid, 1684 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 15:26:52,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12009 states. [2022-10-16 15:26:53,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12009 to 11965. [2022-10-16 15:26:53,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11965 states, 11915 states have (on average 1.7395719681074275) internal successors, (20727), 11964 states have internal predecessors, (20727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:53,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11965 states to 11965 states and 20727 transitions. [2022-10-16 15:26:53,450 INFO L78 Accepts]: Start accepts. Automaton has 11965 states and 20727 transitions. Word has length 213 [2022-10-16 15:26:53,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:26:53,450 INFO L495 AbstractCegarLoop]: Abstraction has 11965 states and 20727 transitions. [2022-10-16 15:26:53,451 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 106.5) internal successors, (213), 3 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:53,451 INFO L276 IsEmpty]: Start isEmpty. Operand 11965 states and 20727 transitions. [2022-10-16 15:26:53,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2022-10-16 15:26:53,457 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:26:53,458 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:26:53,458 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-16 15:26:53,458 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2022-10-16 15:26:53,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:26:53,459 INFO L85 PathProgramCache]: Analyzing trace with hash -912604868, now seen corresponding path program 1 times [2022-10-16 15:26:53,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:26:53,459 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327515824] [2022-10-16 15:26:53,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:26:53,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:26:53,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:26:53,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:26:53,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:26:53,834 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327515824] [2022-10-16 15:26:53,834 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [327515824] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:26:53,835 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:26:53,835 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 15:26:53,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722591337] [2022-10-16 15:26:53,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:26:53,836 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:26:53,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:26:53,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:26:53,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:26:53,837 INFO L87 Difference]: Start difference. First operand 11965 states and 20727 transitions. Second operand has 3 states, 2 states have (on average 107.0) internal successors, (214), 3 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:54,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:26:54,242 INFO L93 Difference]: Finished difference Result 12012 states and 20727 transitions. [2022-10-16 15:26:54,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:26:54,244 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 107.0) internal successors, (214), 3 states have internal predecessors, (214), 0 states have call successors, (0), 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 214 [2022-10-16 15:26:54,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:26:54,280 INFO L225 Difference]: With dead ends: 12012 [2022-10-16 15:26:54,280 INFO L226 Difference]: Without dead ends: 12009 [2022-10-16 15:26:54,286 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:26:54,287 INFO L413 NwaCegarLoop]: 1322 mSDtfsCounter, 1163 mSDsluCounter, 365 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1163 SdHoareTripleChecker+Valid, 1687 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:26:54,288 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1163 Valid, 1687 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:26:54,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12009 states. [2022-10-16 15:26:54,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12009 to 11965. [2022-10-16 15:26:54,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11965 states, 11915 states have (on average 1.7328577423415863) internal successors, (20647), 11964 states have internal predecessors, (20647), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:54,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11965 states to 11965 states and 20647 transitions. [2022-10-16 15:26:54,795 INFO L78 Accepts]: Start accepts. Automaton has 11965 states and 20647 transitions. Word has length 214 [2022-10-16 15:26:54,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:26:54,796 INFO L495 AbstractCegarLoop]: Abstraction has 11965 states and 20647 transitions. [2022-10-16 15:26:54,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 107.0) internal successors, (214), 3 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:54,796 INFO L276 IsEmpty]: Start isEmpty. Operand 11965 states and 20647 transitions. [2022-10-16 15:26:54,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2022-10-16 15:26:54,802 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:26:54,803 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:26:54,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-16 15:26:54,803 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2022-10-16 15:26:54,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:26:54,804 INFO L85 PathProgramCache]: Analyzing trace with hash 1774023826, now seen corresponding path program 1 times [2022-10-16 15:26:54,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:26:54,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337962438] [2022-10-16 15:26:54,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:26:54,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:26:54,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:26:55,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:26:55,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:26:55,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337962438] [2022-10-16 15:26:55,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337962438] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:26:55,227 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:26:55,227 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 15:26:55,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333286176] [2022-10-16 15:26:55,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:26:55,228 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:26:55,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:26:55,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:26:55,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:26:55,230 INFO L87 Difference]: Start difference. First operand 11965 states and 20647 transitions. Second operand has 3 states, 2 states have (on average 107.5) internal successors, (215), 3 states have internal predecessors, (215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:55,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:26:55,803 INFO L93 Difference]: Finished difference Result 15318 states and 26343 transitions. [2022-10-16 15:26:55,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:26:55,804 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 107.5) internal successors, (215), 3 states have internal predecessors, (215), 0 states have call successors, (0), 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 215 [2022-10-16 15:26:55,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:26:55,849 INFO L225 Difference]: With dead ends: 15318 [2022-10-16 15:26:55,850 INFO L226 Difference]: Without dead ends: 15315 [2022-10-16 15:26:55,857 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:26:55,858 INFO L413 NwaCegarLoop]: 1318 mSDtfsCounter, 1158 mSDsluCounter, 358 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1158 SdHoareTripleChecker+Valid, 1676 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 15:26:55,859 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1158 Valid, 1676 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 15:26:55,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15315 states. [2022-10-16 15:26:56,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15315 to 15277. [2022-10-16 15:26:56,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15277 states, 15227 states have (on average 1.7247652196755763) internal successors, (26263), 15276 states have internal predecessors, (26263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:56,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15277 states to 15277 states and 26263 transitions. [2022-10-16 15:26:56,473 INFO L78 Accepts]: Start accepts. Automaton has 15277 states and 26263 transitions. Word has length 215 [2022-10-16 15:26:56,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:26:56,474 INFO L495 AbstractCegarLoop]: Abstraction has 15277 states and 26263 transitions. [2022-10-16 15:26:56,474 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 107.5) internal successors, (215), 3 states have internal predecessors, (215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:56,474 INFO L276 IsEmpty]: Start isEmpty. Operand 15277 states and 26263 transitions. [2022-10-16 15:26:56,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2022-10-16 15:26:56,483 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:26:56,484 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:26:56,484 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-16 15:26:56,484 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2022-10-16 15:26:56,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:26:56,485 INFO L85 PathProgramCache]: Analyzing trace with hash -839832578, now seen corresponding path program 1 times [2022-10-16 15:26:56,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:26:56,486 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195534153] [2022-10-16 15:26:56,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:26:56,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:26:56,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:26:56,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:26:56,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:26:56,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195534153] [2022-10-16 15:26:56,885 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195534153] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:26:56,885 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:26:56,886 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 15:26:56,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574593909] [2022-10-16 15:26:56,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:26:56,887 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:26:56,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:26:56,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:26:56,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:26:56,888 INFO L87 Difference]: Start difference. First operand 15277 states and 26263 transitions. Second operand has 3 states, 2 states have (on average 108.0) internal successors, (216), 3 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:57,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:26:57,392 INFO L93 Difference]: Finished difference Result 15318 states and 26263 transitions. [2022-10-16 15:26:57,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:26:57,393 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 108.0) internal successors, (216), 3 states have internal predecessors, (216), 0 states have call successors, (0), 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 216 [2022-10-16 15:26:57,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:26:57,436 INFO L225 Difference]: With dead ends: 15318 [2022-10-16 15:26:57,436 INFO L226 Difference]: Without dead ends: 15315 [2022-10-16 15:26:57,444 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:26:57,445 INFO L413 NwaCegarLoop]: 1321 mSDtfsCounter, 1154 mSDsluCounter, 358 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1154 SdHoareTripleChecker+Valid, 1679 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:26:57,445 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1154 Valid, 1679 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:26:57,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15315 states. [2022-10-16 15:26:57,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15315 to 15277. [2022-10-16 15:26:57,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15277 states, 15227 states have (on average 1.7195113942339266) internal successors, (26183), 15276 states have internal predecessors, (26183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:57,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15277 states to 15277 states and 26183 transitions. [2022-10-16 15:26:57,927 INFO L78 Accepts]: Start accepts. Automaton has 15277 states and 26183 transitions. Word has length 216 [2022-10-16 15:26:57,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:26:57,928 INFO L495 AbstractCegarLoop]: Abstraction has 15277 states and 26183 transitions. [2022-10-16 15:26:57,928 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 108.0) internal successors, (216), 3 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:57,928 INFO L276 IsEmpty]: Start isEmpty. Operand 15277 states and 26183 transitions. [2022-10-16 15:26:57,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2022-10-16 15:26:57,935 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:26:57,936 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:26:57,936 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-16 15:26:57,936 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2022-10-16 15:26:57,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:26:57,937 INFO L85 PathProgramCache]: Analyzing trace with hash -265002476, now seen corresponding path program 1 times [2022-10-16 15:26:57,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:26:57,937 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083501667] [2022-10-16 15:26:57,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:26:57,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:26:58,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:26:58,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:26:58,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:26:58,350 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083501667] [2022-10-16 15:26:58,350 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2083501667] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:26:58,350 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:26:58,350 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 15:26:58,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824182022] [2022-10-16 15:26:58,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:26:58,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:26:58,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:26:58,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:26:58,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:26:58,352 INFO L87 Difference]: Start difference. First operand 15277 states and 26183 transitions. Second operand has 3 states, 2 states have (on average 108.5) internal successors, (217), 3 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:58,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:26:58,873 INFO L93 Difference]: Finished difference Result 18624 states and 31799 transitions. [2022-10-16 15:26:58,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:26:58,873 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 108.5) internal successors, (217), 3 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 217 [2022-10-16 15:26:58,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:26:58,923 INFO L225 Difference]: With dead ends: 18624 [2022-10-16 15:26:58,923 INFO L226 Difference]: Without dead ends: 18621 [2022-10-16 15:26:58,932 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:26:58,933 INFO L413 NwaCegarLoop]: 1317 mSDtfsCounter, 1149 mSDsluCounter, 351 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1149 SdHoareTripleChecker+Valid, 1668 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:26:58,933 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1149 Valid, 1668 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:26:58,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18621 states. [2022-10-16 15:26:59,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18621 to 18589. [2022-10-16 15:26:59,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18589 states, 18539 states have (on average 1.7109337073197044) internal successors, (31719), 18588 states have internal predecessors, (31719), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:59,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18589 states to 18589 states and 31719 transitions. [2022-10-16 15:26:59,768 INFO L78 Accepts]: Start accepts. Automaton has 18589 states and 31719 transitions. Word has length 217 [2022-10-16 15:26:59,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:26:59,770 INFO L495 AbstractCegarLoop]: Abstraction has 18589 states and 31719 transitions. [2022-10-16 15:26:59,770 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 108.5) internal successors, (217), 3 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:26:59,770 INFO L276 IsEmpty]: Start isEmpty. Operand 18589 states and 31719 transitions. [2022-10-16 15:26:59,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-10-16 15:26:59,779 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:26:59,780 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:26:59,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-16 15:26:59,780 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2022-10-16 15:26:59,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:26:59,781 INFO L85 PathProgramCache]: Analyzing trace with hash -2057223334, now seen corresponding path program 1 times [2022-10-16 15:26:59,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:26:59,782 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363745424] [2022-10-16 15:26:59,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:26:59,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:26:59,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:26:59,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:26:59,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:26:59,994 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363745424] [2022-10-16 15:26:59,994 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [363745424] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:26:59,994 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:26:59,995 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:26:59,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26205074] [2022-10-16 15:26:59,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:26:59,996 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:26:59,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:26:59,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:26:59,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:26:59,997 INFO L87 Difference]: Start difference. First operand 18589 states and 31719 transitions. Second operand has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:27:00,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:27:00,799 INFO L93 Difference]: Finished difference Result 37246 states and 63486 transitions. [2022-10-16 15:27:00,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:27:00,800 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 0 states have call successors, (0), 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 218 [2022-10-16 15:27:00,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:27:00,877 INFO L225 Difference]: With dead ends: 37246 [2022-10-16 15:27:00,878 INFO L226 Difference]: Without dead ends: 27145 [2022-10-16 15:27:00,898 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:27:00,899 INFO L413 NwaCegarLoop]: 1698 mSDtfsCounter, 396 mSDsluCounter, 1335 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 396 SdHoareTripleChecker+Valid, 3033 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:27:00,900 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [396 Valid, 3033 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:27:00,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27145 states. [2022-10-16 15:27:01,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27145 to 27095. [2022-10-16 15:27:01,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27095 states, 27045 states have (on average 1.7088556110186726) internal successors, (46216), 27094 states have internal predecessors, (46216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:27:01,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27095 states to 27095 states and 46216 transitions. [2022-10-16 15:27:01,883 INFO L78 Accepts]: Start accepts. Automaton has 27095 states and 46216 transitions. Word has length 218 [2022-10-16 15:27:01,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:27:01,883 INFO L495 AbstractCegarLoop]: Abstraction has 27095 states and 46216 transitions. [2022-10-16 15:27:01,884 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:27:01,884 INFO L276 IsEmpty]: Start isEmpty. Operand 27095 states and 46216 transitions. [2022-10-16 15:27:01,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-10-16 15:27:01,890 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:27:01,890 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:27:01,891 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-10-16 15:27:01,891 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2022-10-16 15:27:01,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:27:01,892 INFO L85 PathProgramCache]: Analyzing trace with hash 374861504, now seen corresponding path program 1 times [2022-10-16 15:27:01,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:27:01,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625550039] [2022-10-16 15:27:01,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:27:01,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:27:01,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:27:02,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:27:02,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:27:02,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625550039] [2022-10-16 15:27:02,332 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625550039] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:27:02,332 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:27:02,332 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 15:27:02,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157726055] [2022-10-16 15:27:02,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:27:02,333 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:27:02,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:27:02,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:27:02,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:27:02,335 INFO L87 Difference]: Start difference. First operand 27095 states and 46216 transitions. Second operand has 3 states, 2 states have (on average 109.0) internal successors, (218), 3 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:27:03,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:27:03,044 INFO L93 Difference]: Finished difference Result 27130 states and 46216 transitions. [2022-10-16 15:27:03,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:27:03,045 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 109.0) internal successors, (218), 3 states have internal predecessors, (218), 0 states have call successors, (0), 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 218 [2022-10-16 15:27:03,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:27:03,099 INFO L225 Difference]: With dead ends: 27130 [2022-10-16 15:27:03,100 INFO L226 Difference]: Without dead ends: 27127 [2022-10-16 15:27:03,110 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:27:03,112 INFO L413 NwaCegarLoop]: 1320 mSDtfsCounter, 1145 mSDsluCounter, 351 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1145 SdHoareTripleChecker+Valid, 1671 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 15:27:03,112 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1145 Valid, 1671 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 15:27:03,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27127 states. [2022-10-16 15:27:04,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27127 to 27095. [2022-10-16 15:27:04,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27095 states, 27045 states have (on average 1.7044185616564984) internal successors, (46096), 27094 states have internal predecessors, (46096), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:27:04,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27095 states to 27095 states and 46096 transitions. [2022-10-16 15:27:04,148 INFO L78 Accepts]: Start accepts. Automaton has 27095 states and 46096 transitions. Word has length 218 [2022-10-16 15:27:04,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:27:04,149 INFO L495 AbstractCegarLoop]: Abstraction has 27095 states and 46096 transitions. [2022-10-16 15:27:04,149 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 109.0) internal successors, (218), 3 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:27:04,149 INFO L276 IsEmpty]: Start isEmpty. Operand 27095 states and 46096 transitions. [2022-10-16 15:27:04,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-10-16 15:27:04,155 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:27:04,156 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:27:04,156 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-10-16 15:27:04,158 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2022-10-16 15:27:04,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:27:04,159 INFO L85 PathProgramCache]: Analyzing trace with hash 387335749, now seen corresponding path program 1 times [2022-10-16 15:27:04,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:27:04,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344432187] [2022-10-16 15:27:04,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:27:04,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:27:04,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:27:04,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:27:04,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:27:04,371 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344432187] [2022-10-16 15:27:04,371 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344432187] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:27:04,371 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:27:04,371 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:27:04,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339266206] [2022-10-16 15:27:04,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:27:04,372 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:27:04,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:27:04,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:27:04,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:27:04,374 INFO L87 Difference]: Start difference. First operand 27095 states and 46096 transitions. Second operand has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:27:05,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:27:05,460 INFO L93 Difference]: Finished difference Result 55011 states and 94024 transitions. [2022-10-16 15:27:05,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:27:05,461 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 0 states have call successors, (0), 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 218 [2022-10-16 15:27:05,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:27:05,543 INFO L225 Difference]: With dead ends: 55011 [2022-10-16 15:27:05,543 INFO L226 Difference]: Without dead ends: 39845 [2022-10-16 15:27:05,567 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:27:05,569 INFO L413 NwaCegarLoop]: 1716 mSDtfsCounter, 404 mSDsluCounter, 1334 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 404 SdHoareTripleChecker+Valid, 3050 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:27:05,569 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [404 Valid, 3050 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:27:05,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39845 states. [2022-10-16 15:27:06,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39845 to 39795. [2022-10-16 15:27:06,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39795 states, 39745 states have (on average 1.708516794565354) internal successors, (67905), 39794 states have internal predecessors, (67905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:27:06,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39795 states to 39795 states and 67905 transitions. [2022-10-16 15:27:06,931 INFO L78 Accepts]: Start accepts. Automaton has 39795 states and 67905 transitions. Word has length 218 [2022-10-16 15:27:06,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:27:06,932 INFO L495 AbstractCegarLoop]: Abstraction has 39795 states and 67905 transitions. [2022-10-16 15:27:06,932 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:27:06,932 INFO L276 IsEmpty]: Start isEmpty. Operand 39795 states and 67905 transitions. [2022-10-16 15:27:06,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-10-16 15:27:06,936 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:27:06,937 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:27:06,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-10-16 15:27:06,937 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2022-10-16 15:27:06,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:27:06,938 INFO L85 PathProgramCache]: Analyzing trace with hash -1264191594, now seen corresponding path program 1 times [2022-10-16 15:27:06,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:27:06,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043600274] [2022-10-16 15:27:06,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:27:06,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:27:07,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:27:07,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:27:07,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:27:07,528 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043600274] [2022-10-16 15:27:07,528 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043600274] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:27:07,529 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:27:07,529 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 15:27:07,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156580443] [2022-10-16 15:27:07,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:27:07,530 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:27:07,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:27:07,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:27:07,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:27:07,531 INFO L87 Difference]: Start difference. First operand 39795 states and 67905 transitions. Second operand has 3 states, 2 states have (on average 109.5) internal successors, (219), 3 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:27:08,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:27:08,963 INFO L93 Difference]: Finished difference Result 64038 states and 108061 transitions. [2022-10-16 15:27:08,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:27:08,964 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 109.5) internal successors, (219), 3 states have internal predecessors, (219), 0 states have call successors, (0), 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 219 [2022-10-16 15:27:08,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:27:09,088 INFO L225 Difference]: With dead ends: 64038 [2022-10-16 15:27:09,088 INFO L226 Difference]: Without dead ends: 64035 [2022-10-16 15:27:09,107 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:27:09,108 INFO L413 NwaCegarLoop]: 1302 mSDtfsCounter, 1158 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1158 SdHoareTripleChecker+Valid, 1602 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 15:27:09,108 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1158 Valid, 1602 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 15:27:09,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64035 states. [2022-10-16 15:27:10,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64035 to 64029. [2022-10-16 15:27:10,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64029 states, 63981 states have (on average 1.6802019349494381) internal successors, (107501), 64028 states have internal predecessors, (107501), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:27:10,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64029 states to 64029 states and 107501 transitions. [2022-10-16 15:27:10,902 INFO L78 Accepts]: Start accepts. Automaton has 64029 states and 107501 transitions. Word has length 219 [2022-10-16 15:27:10,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:27:10,902 INFO L495 AbstractCegarLoop]: Abstraction has 64029 states and 107501 transitions. [2022-10-16 15:27:10,903 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 109.5) internal successors, (219), 3 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:27:10,903 INFO L276 IsEmpty]: Start isEmpty. Operand 64029 states and 107501 transitions. [2022-10-16 15:27:10,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-10-16 15:27:10,905 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:27:10,905 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:27:10,905 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-10-16 15:27:10,905 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2022-10-16 15:27:10,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:27:10,906 INFO L85 PathProgramCache]: Analyzing trace with hash -10531023, now seen corresponding path program 1 times [2022-10-16 15:27:10,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:27:10,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756610947] [2022-10-16 15:27:10,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:27:10,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:27:11,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:27:11,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:27:11,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:27:11,308 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756610947] [2022-10-16 15:27:11,310 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756610947] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:27:11,311 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:27:11,311 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:27:11,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194241206] [2022-10-16 15:27:11,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:27:11,312 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:27:11,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:27:11,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:27:11,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:27:11,313 INFO L87 Difference]: Start difference. First operand 64029 states and 107501 transitions. Second operand has 3 states, 3 states have (on average 73.33333333333333) internal successors, (220), 3 states have internal predecessors, (220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:27:13,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:27:13,286 INFO L93 Difference]: Finished difference Result 134380 states and 225645 transitions. [2022-10-16 15:27:13,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:27:13,286 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 73.33333333333333) internal successors, (220), 3 states have internal predecessors, (220), 0 states have call successors, (0), 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 220 [2022-10-16 15:27:13,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:27:13,462 INFO L225 Difference]: With dead ends: 134380 [2022-10-16 15:27:13,462 INFO L226 Difference]: Without dead ends: 95485 [2022-10-16 15:27:13,528 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:27:13,530 INFO L413 NwaCegarLoop]: 1688 mSDtfsCounter, 386 mSDsluCounter, 1334 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 386 SdHoareTripleChecker+Valid, 3022 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:27:13,534 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [386 Valid, 3022 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:27:13,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95485 states. [2022-10-16 15:27:16,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95485 to 95437. [2022-10-16 15:27:16,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95437 states, 95389 states have (on average 1.6765140634664375) internal successors, (159921), 95436 states have internal predecessors, (159921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:27:16,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95437 states to 95437 states and 159921 transitions. [2022-10-16 15:27:16,406 INFO L78 Accepts]: Start accepts. Automaton has 95437 states and 159921 transitions. Word has length 220 [2022-10-16 15:27:16,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:27:16,406 INFO L495 AbstractCegarLoop]: Abstraction has 95437 states and 159921 transitions. [2022-10-16 15:27:16,407 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 73.33333333333333) internal successors, (220), 3 states have internal predecessors, (220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:27:16,407 INFO L276 IsEmpty]: Start isEmpty. Operand 95437 states and 159921 transitions. [2022-10-16 15:27:16,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-10-16 15:27:16,409 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:27:16,409 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:27:16,409 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-10-16 15:27:16,409 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2022-10-16 15:27:16,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:27:16,410 INFO L85 PathProgramCache]: Analyzing trace with hash -535230078, now seen corresponding path program 1 times [2022-10-16 15:27:16,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:27:16,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671020019] [2022-10-16 15:27:16,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:27:16,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:27:16,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:27:17,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:27:17,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:27:17,122 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671020019] [2022-10-16 15:27:17,123 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671020019] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:27:17,123 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:27:17,123 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 15:27:17,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030776268] [2022-10-16 15:27:17,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:27:17,124 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:27:17,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:27:17,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:27:17,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:27:17,125 INFO L87 Difference]: Start difference. First operand 95437 states and 159921 transitions. Second operand has 3 states, 2 states have (on average 110.0) internal successors, (220), 3 states have internal predecessors, (220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:27:20,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:27:20,220 INFO L93 Difference]: Finished difference Result 157255 states and 264387 transitions. [2022-10-16 15:27:20,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:27:20,221 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 110.0) internal successors, (220), 3 states have internal predecessors, (220), 0 states have call successors, (0), 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 220 [2022-10-16 15:27:20,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:27:20,488 INFO L225 Difference]: With dead ends: 157255 [2022-10-16 15:27:20,488 INFO L226 Difference]: Without dead ends: 157252 [2022-10-16 15:27:20,524 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:27:20,525 INFO L413 NwaCegarLoop]: 1317 mSDtfsCounter, 1154 mSDsluCounter, 344 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1154 SdHoareTripleChecker+Valid, 1661 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 15:27:20,525 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1154 Valid, 1661 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 167 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 15:27:20,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157252 states. [2022-10-16 15:27:24,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157252 to 157208. [2022-10-16 15:27:25,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157208 states, 157160 states have (on average 1.6748727411555102) internal successors, (263223), 157207 states have internal predecessors, (263223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:27:25,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157208 states to 157208 states and 263223 transitions. [2022-10-16 15:27:25,584 INFO L78 Accepts]: Start accepts. Automaton has 157208 states and 263223 transitions. Word has length 220 [2022-10-16 15:27:25,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:27:25,584 INFO L495 AbstractCegarLoop]: Abstraction has 157208 states and 263223 transitions. [2022-10-16 15:27:25,585 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 110.0) internal successors, (220), 3 states have internal predecessors, (220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:27:25,585 INFO L276 IsEmpty]: Start isEmpty. Operand 157208 states and 263223 transitions. [2022-10-16 15:27:25,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2022-10-16 15:27:25,588 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:27:25,588 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:27:25,589 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-10-16 15:27:25,589 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2022-10-16 15:27:25,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:27:25,589 INFO L85 PathProgramCache]: Analyzing trace with hash 1040088164, now seen corresponding path program 1 times [2022-10-16 15:27:25,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:27:25,590 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47905451] [2022-10-16 15:27:25,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:27:25,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:27:25,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:27:25,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:27:25,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:27:25,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47905451] [2022-10-16 15:27:25,861 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47905451] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:27:25,861 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:27:25,861 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 15:27:25,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846527274] [2022-10-16 15:27:25,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:27:25,862 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:27:25,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:27:25,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:27:25,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:27:25,863 INFO L87 Difference]: Start difference. First operand 157208 states and 263223 transitions. Second operand has 3 states, 2 states have (on average 111.0) internal successors, (222), 3 states have internal predecessors, (222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:27:30,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:27:30,979 INFO L93 Difference]: Finished difference Result 245008 states and 407789 transitions. [2022-10-16 15:27:30,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:27:30,979 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 111.0) internal successors, (222), 3 states have internal predecessors, (222), 0 states have call successors, (0), 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 222 [2022-10-16 15:27:30,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:27:31,620 INFO L225 Difference]: With dead ends: 245008 [2022-10-16 15:27:31,620 INFO L226 Difference]: Without dead ends: 245007 [2022-10-16 15:27:31,672 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:27:31,674 INFO L413 NwaCegarLoop]: 1287 mSDtfsCounter, 1158 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1158 SdHoareTripleChecker+Valid, 1590 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 15:27:31,675 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1158 Valid, 1590 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 15:27:31,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245007 states. [2022-10-16 15:27:37,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245007 to 244694. [2022-10-16 15:27:38,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244694 states, 244646 states have (on average 1.6618828838403243) internal successors, (406573), 244693 states have internal predecessors, (406573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:27:39,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244694 states to 244694 states and 406573 transitions. [2022-10-16 15:27:39,549 INFO L78 Accepts]: Start accepts. Automaton has 244694 states and 406573 transitions. Word has length 222 [2022-10-16 15:27:39,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:27:39,550 INFO L495 AbstractCegarLoop]: Abstraction has 244694 states and 406573 transitions. [2022-10-16 15:27:39,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 111.0) internal successors, (222), 3 states have internal predecessors, (222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:27:39,550 INFO L276 IsEmpty]: Start isEmpty. Operand 244694 states and 406573 transitions. [2022-10-16 15:27:39,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2022-10-16 15:27:39,553 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:27:39,553 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:27:39,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-10-16 15:27:39,553 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2022-10-16 15:27:39,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:27:39,554 INFO L85 PathProgramCache]: Analyzing trace with hash -2071968376, now seen corresponding path program 1 times [2022-10-16 15:27:39,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:27:39,554 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893358684] [2022-10-16 15:27:39,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:27:39,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:27:39,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:27:39,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:27:39,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:27:39,733 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893358684] [2022-10-16 15:27:39,733 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893358684] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:27:39,733 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:27:39,733 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:27:39,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660905982] [2022-10-16 15:27:39,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:27:39,734 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:27:39,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:27:39,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:27:39,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:27:39,735 INFO L87 Difference]: Start difference. First operand 244694 states and 406573 transitions. Second operand has 3 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:27:47,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:27:47,599 INFO L93 Difference]: Finished difference Result 509037 states and 844991 transitions. [2022-10-16 15:27:47,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:27:47,600 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 0 states have call successors, (0), 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 222 [2022-10-16 15:27:47,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:27:48,335 INFO L225 Difference]: With dead ends: 509037 [2022-10-16 15:27:48,335 INFO L226 Difference]: Without dead ends: 358424 [2022-10-16 15:27:48,765 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:27:48,766 INFO L413 NwaCegarLoop]: 1656 mSDtfsCounter, 378 mSDsluCounter, 1335 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 378 SdHoareTripleChecker+Valid, 2991 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:27:48,766 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [378 Valid, 2991 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:27:49,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358424 states. [2022-10-16 15:27:58,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358424 to 358376. [2022-10-16 15:27:59,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 358376 states, 358328 states have (on average 1.655265566743319) internal successors, (593128), 358375 states have internal predecessors, (593128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:28:01,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358376 states to 358376 states and 593128 transitions. [2022-10-16 15:28:01,072 INFO L78 Accepts]: Start accepts. Automaton has 358376 states and 593128 transitions. Word has length 222 [2022-10-16 15:28:01,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:28:01,073 INFO L495 AbstractCegarLoop]: Abstraction has 358376 states and 593128 transitions. [2022-10-16 15:28:01,073 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:28:01,073 INFO L276 IsEmpty]: Start isEmpty. Operand 358376 states and 593128 transitions. [2022-10-16 15:28:01,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2022-10-16 15:28:01,074 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:28:01,075 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:28:01,075 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-10-16 15:28:01,075 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2022-10-16 15:28:01,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:28:01,076 INFO L85 PathProgramCache]: Analyzing trace with hash -2117001605, now seen corresponding path program 1 times [2022-10-16 15:28:01,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:28:01,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148092764] [2022-10-16 15:28:01,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:28:01,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:28:01,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:28:01,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:28:01,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:28:01,334 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148092764] [2022-10-16 15:28:01,334 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148092764] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:28:01,334 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:28:01,334 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 15:28:01,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066177891] [2022-10-16 15:28:01,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:28:01,336 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:28:01,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:28:01,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:28:01,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:28:01,337 INFO L87 Difference]: Start difference. First operand 358376 states and 593128 transitions. Second operand has 3 states, 2 states have (on average 111.5) internal successors, (223), 3 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:28:14,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:28:14,781 INFO L93 Difference]: Finished difference Result 625575 states and 1036977 transitions. [2022-10-16 15:28:14,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:28:14,782 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 111.5) internal successors, (223), 3 states have internal predecessors, (223), 0 states have call successors, (0), 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 223 [2022-10-16 15:28:14,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:28:16,376 INFO L225 Difference]: With dead ends: 625575 [2022-10-16 15:28:16,376 INFO L226 Difference]: Without dead ends: 625574 [2022-10-16 15:28:16,548 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:28:16,549 INFO L413 NwaCegarLoop]: 1295 mSDtfsCounter, 1156 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1156 SdHoareTripleChecker+Valid, 1630 SdHoareTripleChecker+Invalid, 192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-16 15:28:16,550 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1156 Valid, 1630 Invalid, 192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-16 15:28:16,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625574 states. [2022-10-16 15:28:37,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625574 to 625043. [2022-10-16 15:28:39,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 625043 states, 624995 states have (on average 1.655018040144321) internal successors, (1034378), 625042 states have internal predecessors, (1034378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:28:43,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625043 states to 625043 states and 1034378 transitions. [2022-10-16 15:28:43,205 INFO L78 Accepts]: Start accepts. Automaton has 625043 states and 1034378 transitions. Word has length 223 [2022-10-16 15:28:43,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 15:28:43,206 INFO L495 AbstractCegarLoop]: Abstraction has 625043 states and 1034378 transitions. [2022-10-16 15:28:43,206 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 111.5) internal successors, (223), 3 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:28:43,206 INFO L276 IsEmpty]: Start isEmpty. Operand 625043 states and 1034378 transitions. [2022-10-16 15:28:43,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-10-16 15:28:43,222 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 15:28:43,222 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 15:28:43,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-10-16 15:28:43,226 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2022-10-16 15:28:43,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 15:28:43,227 INFO L85 PathProgramCache]: Analyzing trace with hash -2066655649, now seen corresponding path program 1 times [2022-10-16 15:28:43,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 15:28:43,227 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903537508] [2022-10-16 15:28:43,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 15:28:43,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 15:28:43,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 15:28:43,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 15:28:43,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 15:28:43,401 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903537508] [2022-10-16 15:28:43,402 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903537508] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 15:28:43,402 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 15:28:43,402 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 15:28:43,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301924233] [2022-10-16 15:28:43,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 15:28:43,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 15:28:43,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 15:28:43,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 15:28:43,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:28:43,405 INFO L87 Difference]: Start difference. First operand 625043 states and 1034378 transitions. Second operand has 3 states, 3 states have (on average 74.66666666666667) internal successors, (224), 3 states have internal predecessors, (224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 15:29:06,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 15:29:06,719 INFO L93 Difference]: Finished difference Result 1256870 states and 2077848 transitions. [2022-10-16 15:29:06,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 15:29:06,719 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 74.66666666666667) internal successors, (224), 3 states have internal predecessors, (224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-10-16 15:29:06,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 15:29:09,024 INFO L225 Difference]: With dead ends: 1256870 [2022-10-16 15:29:09,024 INFO L226 Difference]: Without dead ends: 894328 [2022-10-16 15:29:09,869 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 15:29:09,873 INFO L413 NwaCegarLoop]: 1624 mSDtfsCounter, 370 mSDsluCounter, 1336 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 370 SdHoareTripleChecker+Valid, 2960 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 15:29:09,874 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [370 Valid, 2960 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 15:29:10,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 894328 states. [2022-10-16 15:29:46,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 894328 to 894280.