/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label10.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 11:23:06,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 11:23:06,135 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 11:23:06,159 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 11:23:06,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 11:23:06,160 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 11:23:06,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 11:23:06,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 11:23:06,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 11:23:06,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 11:23:06,166 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 11:23:06,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 11:23:06,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 11:23:06,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 11:23:06,169 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 11:23:06,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 11:23:06,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 11:23:06,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 11:23:06,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 11:23:06,175 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 11:23:06,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 11:23:06,178 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 11:23:06,181 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 11:23:06,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 11:23:06,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-18 11:23:06,198 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 11:23:06,199 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 11:23:06,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 11:23:06,201 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-18 11:23:06,250 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 11:23:06,251 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 11:23:06,252 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 11:23:06,252 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 11:23:06,252 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 11:23:06,253 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 11:23:06,253 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 11:23:06,253 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 11:23:06,253 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 11:23:06,253 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 11:23:06,253 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 11:23:06,254 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 11:23:06,254 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 11:23:06,254 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 11:23:06,254 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 11:23:06,254 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 11:23:06,254 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 11:23:06,257 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 11:23:06,258 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 11:23:06,258 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 11:23:06,258 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 11:23:06,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 11:23:06,258 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 11:23:06,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 11:23:06,259 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 11:23:06,259 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 11:23:06,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 11:23:06,259 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 11:23:06,260 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 11:23:06,263 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true [2020-08-18 11:23:06,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 11:23:06,577 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 11:23:06,582 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 11:23:06,583 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 11:23:06,584 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 11:23:06,585 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label10.c [2020-08-18 11:23:06,650 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3df61acda/4d2415f0d6974510aed11641dcc5d463/FLAGa5cfc1fe1 [2020-08-18 11:23:07,202 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 11:23:07,203 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label10.c [2020-08-18 11:23:07,222 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3df61acda/4d2415f0d6974510aed11641dcc5d463/FLAGa5cfc1fe1 [2020-08-18 11:23:07,532 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3df61acda/4d2415f0d6974510aed11641dcc5d463 [2020-08-18 11:23:07,542 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 11:23:07,544 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 11:23:07,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 11:23:07,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 11:23:07,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 11:23:07,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 11:23:07" (1/1) ... [2020-08-18 11:23:07,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e57c593 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:23:07, skipping insertion in model container [2020-08-18 11:23:07,553 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 11:23:07" (1/1) ... [2020-08-18 11:23:07,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 11:23:07,610 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 11:23:08,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 11:23:08,126 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 11:23:08,273 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 11:23:08,295 INFO L208 MainTranslator]: Completed translation [2020-08-18 11:23:08,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:23:08 WrapperNode [2020-08-18 11:23:08,297 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 11:23:08,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 11:23:08,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 11:23:08,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 11:23:08,316 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:23:08" (1/1) ... [2020-08-18 11:23:08,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:23:08" (1/1) ... [2020-08-18 11:23:08,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:23:08" (1/1) ... [2020-08-18 11:23:08,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:23:08" (1/1) ... [2020-08-18 11:23:08,421 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:23:08" (1/1) ... [2020-08-18 11:23:08,435 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:23:08" (1/1) ... [2020-08-18 11:23:08,439 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:23:08" (1/1) ... [2020-08-18 11:23:08,445 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 11:23:08,446 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 11:23:08,446 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 11:23:08,446 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 11:23:08,447 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:23:08" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 11:23:08,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 11:23:08,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 11:23:08,516 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-08-18 11:23:08,516 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 11:23:08,516 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-08-18 11:23:08,516 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 11:23:08,518 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 11:23:08,518 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-08-18 11:23:08,518 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 11:23:08,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 11:23:08,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 11:23:09,695 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 11:23:09,696 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-08-18 11:23:09,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 11:23:09 BoogieIcfgContainer [2020-08-18 11:23:09,702 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 11:23:09,703 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 11:23:09,703 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 11:23:09,706 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 11:23:09,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 11:23:07" (1/3) ... [2020-08-18 11:23:09,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e0b3faa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 11:23:09, skipping insertion in model container [2020-08-18 11:23:09,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:23:08" (2/3) ... [2020-08-18 11:23:09,708 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e0b3faa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 11:23:09, skipping insertion in model container [2020-08-18 11:23:09,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 11:23:09" (3/3) ... [2020-08-18 11:23:09,710 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label10.c [2020-08-18 11:23:09,720 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 11:23:09,728 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 11:23:09,741 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 11:23:09,766 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 11:23:09,767 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 11:23:09,767 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 11:23:09,767 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 11:23:09,767 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 11:23:09,767 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 11:23:09,768 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 11:23:09,768 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 11:23:09,790 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2020-08-18 11:23:09,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-08-18 11:23:09,804 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 11:23:09,805 INFO L422 BasicCegarLoop]: 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] [2020-08-18 11:23:09,806 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 11:23:09,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 11:23:09,812 INFO L82 PathProgramCache]: Analyzing trace with hash 898563457, now seen corresponding path program 1 times [2020-08-18 11:23:09,821 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 11:23:09,821 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1883233388] [2020-08-18 11:23:09,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 11:23:10,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:23:10,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 11:23:10,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:23:10,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 11:23:10,497 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1883233388] [2020-08-18 11:23:10,500 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 11:23:10,501 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-18 11:23:10,503 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700426272] [2020-08-18 11:23:10,537 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 11:23:10,538 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 11:23:10,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 11:23:10,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-18 11:23:10,557 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2020-08-18 11:23:12,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 11:23:12,638 INFO L93 Difference]: Finished difference Result 813 states and 1406 transitions. [2020-08-18 11:23:12,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 11:23:12,641 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 141 [2020-08-18 11:23:12,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 11:23:12,675 INFO L225 Difference]: With dead ends: 813 [2020-08-18 11:23:12,675 INFO L226 Difference]: Without dead ends: 488 [2020-08-18 11:23:12,682 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-18 11:23:12,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2020-08-18 11:23:12,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 481. [2020-08-18 11:23:12,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 481 states. [2020-08-18 11:23:12,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 692 transitions. [2020-08-18 11:23:12,769 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 692 transitions. Word has length 141 [2020-08-18 11:23:12,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 11:23:12,770 INFO L479 AbstractCegarLoop]: Abstraction has 481 states and 692 transitions. [2020-08-18 11:23:12,770 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 11:23:12,770 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 692 transitions. [2020-08-18 11:23:12,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-08-18 11:23:12,779 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 11:23:12,780 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 11:23:12,780 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 11:23:12,780 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 11:23:12,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 11:23:12,781 INFO L82 PathProgramCache]: Analyzing trace with hash 912462918, now seen corresponding path program 1 times [2020-08-18 11:23:12,781 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 11:23:12,781 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1534611087] [2020-08-18 11:23:12,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 11:23:12,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:23:13,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 11:23:13,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:23:13,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 11:23:13,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:23:13,171 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 11:23:13,172 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1534611087] [2020-08-18 11:23:13,172 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 11:23:13,172 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-18 11:23:13,172 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333744037] [2020-08-18 11:23:13,176 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 11:23:13,177 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 11:23:13,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 11:23:13,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-08-18 11:23:13,178 INFO L87 Difference]: Start difference. First operand 481 states and 692 transitions. Second operand 7 states. [2020-08-18 11:23:14,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 11:23:14,809 INFO L93 Difference]: Finished difference Result 1399 states and 2064 transitions. [2020-08-18 11:23:14,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 11:23:14,810 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 149 [2020-08-18 11:23:14,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 11:23:14,817 INFO L225 Difference]: With dead ends: 1399 [2020-08-18 11:23:14,817 INFO L226 Difference]: Without dead ends: 924 [2020-08-18 11:23:14,819 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-08-18 11:23:14,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 924 states. [2020-08-18 11:23:14,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 924 to 772. [2020-08-18 11:23:14,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 772 states. [2020-08-18 11:23:14,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 772 states and 1127 transitions. [2020-08-18 11:23:14,882 INFO L78 Accepts]: Start accepts. Automaton has 772 states and 1127 transitions. Word has length 149 [2020-08-18 11:23:14,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 11:23:14,883 INFO L479 AbstractCegarLoop]: Abstraction has 772 states and 1127 transitions. [2020-08-18 11:23:14,884 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 11:23:14,884 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1127 transitions. [2020-08-18 11:23:14,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-08-18 11:23:14,895 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 11:23:14,897 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 11:23:14,897 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 11:23:14,897 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 11:23:14,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 11:23:14,898 INFO L82 PathProgramCache]: Analyzing trace with hash -798836375, now seen corresponding path program 1 times [2020-08-18 11:23:14,898 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 11:23:14,898 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1887188741] [2020-08-18 11:23:14,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 11:23:14,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:23:14,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 11:23:14,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:23:15,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 11:23:15,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:23:15,147 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 11:23:15,147 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1887188741] [2020-08-18 11:23:15,147 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 11:23:15,148 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-18 11:23:15,148 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579650784] [2020-08-18 11:23:15,149 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 11:23:15,149 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 11:23:15,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 11:23:15,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-18 11:23:15,150 INFO L87 Difference]: Start difference. First operand 772 states and 1127 transitions. Second operand 8 states. [2020-08-18 11:23:17,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 11:23:17,085 INFO L93 Difference]: Finished difference Result 2632 states and 3998 transitions. [2020-08-18 11:23:17,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-18 11:23:17,086 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 163 [2020-08-18 11:23:17,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 11:23:17,099 INFO L225 Difference]: With dead ends: 2632 [2020-08-18 11:23:17,099 INFO L226 Difference]: Without dead ends: 1866 [2020-08-18 11:23:17,102 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-08-18 11:23:17,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1866 states. [2020-08-18 11:23:17,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1866 to 1689. [2020-08-18 11:23:17,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1689 states. [2020-08-18 11:23:17,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 1689 states and 2264 transitions. [2020-08-18 11:23:17,169 INFO L78 Accepts]: Start accepts. Automaton has 1689 states and 2264 transitions. Word has length 163 [2020-08-18 11:23:17,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 11:23:17,169 INFO L479 AbstractCegarLoop]: Abstraction has 1689 states and 2264 transitions. [2020-08-18 11:23:17,169 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 11:23:17,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 2264 transitions. [2020-08-18 11:23:17,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-08-18 11:23:17,176 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 11:23:17,176 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 11:23:17,176 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 11:23:17,177 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 11:23:17,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 11:23:17,177 INFO L82 PathProgramCache]: Analyzing trace with hash -1395637775, now seen corresponding path program 1 times [2020-08-18 11:23:17,177 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 11:23:17,178 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [659060469] [2020-08-18 11:23:17,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 11:23:17,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:23:17,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 11:23:17,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:23:17,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 11:23:17,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:23:17,562 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 11:23:17,562 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [659060469] [2020-08-18 11:23:17,564 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 11:23:17,564 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-08-18 11:23:17,565 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095577853] [2020-08-18 11:23:17,566 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-18 11:23:17,566 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 11:23:17,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-18 11:23:17,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-08-18 11:23:17,567 INFO L87 Difference]: Start difference. First operand 1689 states and 2264 transitions. Second operand 6 states. [2020-08-18 11:23:18,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 11:23:18,647 INFO L93 Difference]: Finished difference Result 3320 states and 4481 transitions. [2020-08-18 11:23:18,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 11:23:18,648 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 167 [2020-08-18 11:23:18,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 11:23:18,659 INFO L225 Difference]: With dead ends: 3320 [2020-08-18 11:23:18,659 INFO L226 Difference]: Without dead ends: 1547 [2020-08-18 11:23:18,664 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-08-18 11:23:18,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1547 states. [2020-08-18 11:23:18,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1547 to 1539. [2020-08-18 11:23:18,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1539 states. [2020-08-18 11:23:18,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1539 states and 2051 transitions. [2020-08-18 11:23:18,726 INFO L78 Accepts]: Start accepts. Automaton has 1539 states and 2051 transitions. Word has length 167 [2020-08-18 11:23:18,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 11:23:18,727 INFO L479 AbstractCegarLoop]: Abstraction has 1539 states and 2051 transitions. [2020-08-18 11:23:18,727 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-18 11:23:18,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 2051 transitions. [2020-08-18 11:23:18,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-08-18 11:23:18,733 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 11:23:18,733 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 11:23:18,733 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 11:23:18,734 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 11:23:18,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 11:23:18,734 INFO L82 PathProgramCache]: Analyzing trace with hash -2090900128, now seen corresponding path program 1 times [2020-08-18 11:23:18,734 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 11:23:18,735 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [774690627] [2020-08-18 11:23:18,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 11:23:18,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:23:18,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 11:23:18,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:23:18,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 11:23:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:23:18,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-08-18 11:23:18,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 11:23:19,019 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-08-18 11:23:19,020 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [774690627] [2020-08-18 11:23:19,020 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 11:23:19,020 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-18 11:23:19,020 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437029022] [2020-08-18 11:23:19,021 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 11:23:19,021 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 11:23:19,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 11:23:19,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-08-18 11:23:19,022 INFO L87 Difference]: Start difference. First operand 1539 states and 2051 transitions. Second operand 7 states. [2020-08-18 11:23:20,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 11:23:20,648 INFO L93 Difference]: Finished difference Result 3672 states and 5026 transitions. [2020-08-18 11:23:20,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 11:23:20,649 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 176 [2020-08-18 11:23:20,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 11:23:20,649 INFO L225 Difference]: With dead ends: 3672 [2020-08-18 11:23:20,650 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 11:23:20,657 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2020-08-18 11:23:20,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 11:23:20,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 11:23:20,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 11:23:20,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 11:23:20,658 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 176 [2020-08-18 11:23:20,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 11:23:20,658 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 11:23:20,658 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 11:23:20,658 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 11:23:20,658 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 11:23:20,659 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-18 11:23:20,661 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 11:23:21,390 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 46 [2020-08-18 11:23:21,644 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 31 [2020-08-18 11:23:21,784 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 31 [2020-08-18 11:23:21,788 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-18 11:23:21,790 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= ~z~0 |old(~z~0)|) (= ~f~0 |old(~f~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~a~0 |old(~a~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= ~y~0 |old(~y~0)|) (= ~v~0 |old(~v~0)|)) [2020-08-18 11:23:21,790 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-18 11:23:21,791 INFO L268 CegarLoopResult]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,791 INFO L268 CegarLoopResult]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,791 INFO L268 CegarLoopResult]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,791 INFO L268 CegarLoopResult]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,791 INFO L268 CegarLoopResult]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,791 INFO L268 CegarLoopResult]: For program point L234(lines 234 413) no Hoare annotation was computed. [2020-08-18 11:23:21,792 INFO L268 CegarLoopResult]: For program point L69(lines 69 413) no Hoare annotation was computed. [2020-08-18 11:23:21,792 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-08-18 11:23:21,792 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-08-18 11:23:21,792 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-08-18 11:23:21,792 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-08-18 11:23:21,792 INFO L268 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-08-18 11:23:21,793 INFO L268 CegarLoopResult]: For program point L202(lines 202 413) no Hoare annotation was computed. [2020-08-18 11:23:21,793 INFO L268 CegarLoopResult]: For program point L169(lines 169 413) no Hoare annotation was computed. [2020-08-18 11:23:21,793 INFO L268 CegarLoopResult]: For program point L368(lines 368 413) no Hoare annotation was computed. [2020-08-18 11:23:21,796 INFO L268 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2020-08-18 11:23:21,796 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2020-08-18 11:23:21,796 INFO L268 CegarLoopResult]: For program point L38(lines 38 413) no Hoare annotation was computed. [2020-08-18 11:23:21,796 INFO L268 CegarLoopResult]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,797 INFO L268 CegarLoopResult]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,797 INFO L268 CegarLoopResult]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,797 INFO L268 CegarLoopResult]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,797 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-08-18 11:23:21,797 INFO L268 CegarLoopResult]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,797 INFO L268 CegarLoopResult]: For program point L237(lines 237 413) no Hoare annotation was computed. [2020-08-18 11:23:21,797 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-08-18 11:23:21,798 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-08-18 11:23:21,798 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-08-18 11:23:21,798 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-08-18 11:23:21,798 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-08-18 11:23:21,798 INFO L268 CegarLoopResult]: For program point L337(lines 337 413) no Hoare annotation was computed. [2020-08-18 11:23:21,798 INFO L268 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-08-18 11:23:21,798 INFO L268 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-08-18 11:23:21,799 INFO L268 CegarLoopResult]: For program point L139(lines 139 413) no Hoare annotation was computed. [2020-08-18 11:23:21,800 INFO L268 CegarLoopResult]: For program point L106(lines 106 413) no Hoare annotation was computed. [2020-08-18 11:23:21,800 INFO L268 CegarLoopResult]: For program point L404(lines 404 413) no Hoare annotation was computed. [2020-08-18 11:23:21,800 INFO L268 CegarLoopResult]: For program point L338(lines 338 347) no Hoare annotation was computed. [2020-08-18 11:23:21,800 INFO L268 CegarLoopResult]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2020-08-18 11:23:21,801 INFO L268 CegarLoopResult]: For program point L74(lines 74 413) no Hoare annotation was computed. [2020-08-18 11:23:21,801 INFO L268 CegarLoopResult]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,802 INFO L268 CegarLoopResult]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,802 INFO L268 CegarLoopResult]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,802 INFO L268 CegarLoopResult]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,802 INFO L268 CegarLoopResult]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,802 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 577) no Hoare annotation was computed. [2020-08-18 11:23:21,803 INFO L268 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2020-08-18 11:23:21,803 INFO L268 CegarLoopResult]: For program point L42(lines 42 413) no Hoare annotation was computed. [2020-08-18 11:23:21,803 INFO L268 CegarLoopResult]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2020-08-18 11:23:21,803 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-08-18 11:23:21,803 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-08-18 11:23:21,803 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-08-18 11:23:21,803 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-08-18 11:23:21,804 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-08-18 11:23:21,804 INFO L268 CegarLoopResult]: For program point L175(lines 175 413) no Hoare annotation was computed. [2020-08-18 11:23:21,804 INFO L268 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-08-18 11:23:21,804 INFO L268 CegarLoopResult]: For program point L143(lines 143 413) no Hoare annotation was computed. [2020-08-18 11:23:21,804 INFO L268 CegarLoopResult]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,804 INFO L268 CegarLoopResult]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,804 INFO L268 CegarLoopResult]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,804 INFO L268 CegarLoopResult]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,805 INFO L268 CegarLoopResult]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,805 INFO L268 CegarLoopResult]: For program point L375(lines 375 413) no Hoare annotation was computed. [2020-08-18 11:23:21,805 INFO L268 CegarLoopResult]: For program point L309(lines 309 413) no Hoare annotation was computed. [2020-08-18 11:23:21,805 INFO L268 CegarLoopResult]: For program point L276(lines 276 413) no Hoare annotation was computed. [2020-08-18 11:23:21,805 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-08-18 11:23:21,805 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-08-18 11:23:21,805 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-08-18 11:23:21,805 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-08-18 11:23:21,806 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-08-18 11:23:21,806 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-08-18 11:23:21,806 INFO L268 CegarLoopResult]: For program point L212(lines 212 413) no Hoare annotation was computed. [2020-08-18 11:23:21,806 INFO L268 CegarLoopResult]: For program point L179(lines 179 413) no Hoare annotation was computed. [2020-08-18 11:23:21,806 INFO L268 CegarLoopResult]: For program point L113(lines 113 413) no Hoare annotation was computed. [2020-08-18 11:23:21,807 INFO L268 CegarLoopResult]: For program point L47(lines 47 413) no Hoare annotation was computed. [2020-08-18 11:23:21,807 INFO L268 CegarLoopResult]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,807 INFO L268 CegarLoopResult]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,808 INFO L268 CegarLoopResult]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,808 INFO L268 CegarLoopResult]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,808 INFO L268 CegarLoopResult]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,808 INFO L268 CegarLoopResult]: For program point L378(lines 378 413) no Hoare annotation was computed. [2020-08-18 11:23:21,808 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-08-18 11:23:21,808 INFO L268 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-08-18 11:23:21,808 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-08-18 11:23:21,808 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-08-18 11:23:21,809 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-08-18 11:23:21,809 INFO L268 CegarLoopResult]: For program point L280(lines 280 413) no Hoare annotation was computed. [2020-08-18 11:23:21,809 INFO L268 CegarLoopResult]: For program point L148(lines 148 413) no Hoare annotation was computed. [2020-08-18 11:23:21,809 INFO L268 CegarLoopResult]: For program point L82(lines 82 413) no Hoare annotation was computed. [2020-08-18 11:23:21,809 INFO L268 CegarLoopResult]: For program point L380(lines 380 413) no Hoare annotation was computed. [2020-08-18 11:23:21,809 INFO L268 CegarLoopResult]: For program point L314(lines 314 413) no Hoare annotation was computed. [2020-08-18 11:23:21,809 INFO L268 CegarLoopResult]: For program point L248(lines 248 413) no Hoare annotation was computed. [2020-08-18 11:23:21,810 INFO L268 CegarLoopResult]: For program point L215(lines 215 413) no Hoare annotation was computed. [2020-08-18 11:23:21,810 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-08-18 11:23:21,810 INFO L268 CegarLoopResult]: For program point L50(lines 50 413) no Hoare annotation was computed. [2020-08-18 11:23:21,810 INFO L268 CegarLoopResult]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2020-08-18 11:23:21,810 INFO L268 CegarLoopResult]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,810 INFO L268 CegarLoopResult]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,810 INFO L268 CegarLoopResult]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,810 INFO L268 CegarLoopResult]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,811 INFO L268 CegarLoopResult]: For program point L414(lines 414 416) no Hoare annotation was computed. [2020-08-18 11:23:21,811 INFO L268 CegarLoopResult]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,811 INFO L268 CegarLoopResult]: For program point L381(lines 381 387) no Hoare annotation was computed. [2020-08-18 11:23:21,811 INFO L268 CegarLoopResult]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,811 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-08-18 11:23:21,812 INFO L268 CegarLoopResult]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2020-08-18 11:23:21,812 INFO L268 CegarLoopResult]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2020-08-18 11:23:21,812 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,812 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,812 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-08-18 11:23:21,812 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-08-18 11:23:21,813 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-08-18 11:23:21,813 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-08-18 11:23:21,813 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-08-18 11:23:21,813 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-08-18 11:23:21,813 INFO L268 CegarLoopResult]: For program point L349(lines 349 413) no Hoare annotation was computed. [2020-08-18 11:23:21,813 INFO L268 CegarLoopResult]: For program point L283(lines 283 413) no Hoare annotation was computed. [2020-08-18 11:23:21,813 INFO L268 CegarLoopResult]: For program point L218(lines 218 413) no Hoare annotation was computed. [2020-08-18 11:23:21,813 INFO L268 CegarLoopResult]: For program point L185(lines 185 413) no Hoare annotation was computed. [2020-08-18 11:23:21,814 INFO L268 CegarLoopResult]: For program point L119(lines 119 413) no Hoare annotation was computed. [2020-08-18 11:23:21,814 INFO L268 CegarLoopResult]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,814 INFO L268 CegarLoopResult]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,814 INFO L268 CegarLoopResult]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,814 INFO L268 CegarLoopResult]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,814 INFO L268 CegarLoopResult]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,814 INFO L268 CegarLoopResult]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,814 INFO L268 CegarLoopResult]: For program point L54(lines 54 413) no Hoare annotation was computed. [2020-08-18 11:23:21,815 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-08-18 11:23:21,815 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-08-18 11:23:21,815 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-08-18 11:23:21,815 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-08-18 11:23:21,815 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-08-18 11:23:21,815 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-08-18 11:23:21,815 INFO L268 CegarLoopResult]: For program point L286(lines 286 413) no Hoare annotation was computed. [2020-08-18 11:23:21,815 INFO L268 CegarLoopResult]: For program point L253(lines 253 413) no Hoare annotation was computed. [2020-08-18 11:23:21,815 INFO L268 CegarLoopResult]: For program point L187(lines 187 413) no Hoare annotation was computed. [2020-08-18 11:23:21,816 INFO L268 CegarLoopResult]: For program point L154(lines 154 413) no Hoare annotation was computed. [2020-08-18 11:23:21,817 INFO L268 CegarLoopResult]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,818 INFO L268 CegarLoopResult]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,818 INFO L268 CegarLoopResult]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,819 INFO L268 CegarLoopResult]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,819 INFO L268 CegarLoopResult]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,821 INFO L268 CegarLoopResult]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,821 INFO L268 CegarLoopResult]: For program point L354(lines 354 413) no Hoare annotation was computed. [2020-08-18 11:23:21,821 INFO L268 CegarLoopResult]: For program point L189(lines 189 413) no Hoare annotation was computed. [2020-08-18 11:23:21,821 INFO L268 CegarLoopResult]: For program point L123(lines 123 413) no Hoare annotation was computed. [2020-08-18 11:23:21,823 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-08-18 11:23:21,824 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-08-18 11:23:21,824 INFO L268 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-08-18 11:23:21,824 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-08-18 11:23:21,824 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-08-18 11:23:21,824 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-08-18 11:23:21,825 INFO L268 CegarLoopResult]: For program point L223(lines 223 413) no Hoare annotation was computed. [2020-08-18 11:23:21,825 INFO L268 CegarLoopResult]: For program point L91(lines 91 413) no Hoare annotation was computed. [2020-08-18 11:23:21,825 INFO L268 CegarLoopResult]: For program point L389(lines 389 413) no Hoare annotation was computed. [2020-08-18 11:23:21,825 INFO L268 CegarLoopResult]: For program point L191(lines 191 413) no Hoare annotation was computed. [2020-08-18 11:23:21,825 INFO L268 CegarLoopResult]: For program point L59(lines 59 413) no Hoare annotation was computed. [2020-08-18 11:23:21,825 INFO L268 CegarLoopResult]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,825 INFO L268 CegarLoopResult]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,825 INFO L268 CegarLoopResult]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,826 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse3 (= ~a11~0 |old(~a11~0)|)) (.cse4 (= ~a19~0 |old(~a19~0)|))) (let ((.cse0 (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) .cse3 (= ~a25~0 |old(~a25~0)|) .cse4)) (.cse1 (not (= ~a21~0 1))) (.cse2 (= 7 |old(~a28~0)|))) (and (or (not (<= 8 |old(~a17~0)|)) .cse0 .cse1) (or .cse0 .cse1 (not (<= |old(~a11~0)| 0))) (or .cse2 .cse0 .cse1) (or (and (= 7 ~a17~0) .cse3 (= 7 ~a28~0) (= ~a25~0 1) .cse4) (not (= |old(~a25~0)| 1)) (not (= 7 |old(~a17~0)|)) (not (= |old(~a19~0)| 1)) .cse1 (not .cse2) (not (= |old(~a11~0)| 1)))))) [2020-08-18 11:23:21,826 INFO L268 CegarLoopResult]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,826 INFO L268 CegarLoopResult]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,828 INFO L268 CegarLoopResult]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,828 INFO L268 CegarLoopResult]: For program point L291(lines 291 413) no Hoare annotation was computed. [2020-08-18 11:23:21,828 INFO L268 CegarLoopResult]: For program point L225(lines 225 413) no Hoare annotation was computed. [2020-08-18 11:23:21,828 INFO L268 CegarLoopResult]: For program point L159(lines 159 413) no Hoare annotation was computed. [2020-08-18 11:23:21,828 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-08-18 11:23:21,828 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-08-18 11:23:21,828 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-08-18 11:23:21,829 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-08-18 11:23:21,829 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-08-18 11:23:21,829 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-08-18 11:23:21,829 INFO L268 CegarLoopResult]: For program point L259(lines 259 413) no Hoare annotation was computed. [2020-08-18 11:23:21,829 INFO L268 CegarLoopResult]: For program point L293(lines 293 413) no Hoare annotation was computed. [2020-08-18 11:23:21,829 INFO L268 CegarLoopResult]: For program point L194(lines 194 413) no Hoare annotation was computed. [2020-08-18 11:23:21,829 INFO L268 CegarLoopResult]: For program point L95(lines 95 413) no Hoare annotation was computed. [2020-08-18 11:23:21,829 INFO L268 CegarLoopResult]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,829 INFO L268 CegarLoopResult]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,830 INFO L268 CegarLoopResult]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,830 INFO L268 CegarLoopResult]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,830 INFO L268 CegarLoopResult]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,830 INFO L268 CegarLoopResult]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,830 INFO L268 CegarLoopResult]: For program point L261(lines 261 413) no Hoare annotation was computed. [2020-08-18 11:23:21,830 INFO L268 CegarLoopResult]: For program point L30(lines 30 413) no Hoare annotation was computed. [2020-08-18 11:23:21,830 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-08-18 11:23:21,830 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-08-18 11:23:21,830 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-08-18 11:23:21,831 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-08-18 11:23:21,831 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-08-18 11:23:21,831 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-08-18 11:23:21,831 INFO L268 CegarLoopResult]: For program point L394(lines 394 413) no Hoare annotation was computed. [2020-08-18 11:23:21,831 INFO L268 CegarLoopResult]: For program point L361(lines 361 413) no Hoare annotation was computed. [2020-08-18 11:23:21,831 INFO L268 CegarLoopResult]: For program point L328(lines 328 413) no Hoare annotation was computed. [2020-08-18 11:23:21,831 INFO L268 CegarLoopResult]: For program point L262(lines 262 274) no Hoare annotation was computed. [2020-08-18 11:23:21,831 INFO L268 CegarLoopResult]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2020-08-18 11:23:21,831 INFO L268 CegarLoopResult]: For program point L130(lines 130 413) no Hoare annotation was computed. [2020-08-18 11:23:21,832 INFO L268 CegarLoopResult]: For program point L65(lines 65 413) no Hoare annotation was computed. [2020-08-18 11:23:21,832 INFO L268 CegarLoopResult]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2020-08-18 11:23:21,832 INFO L268 CegarLoopResult]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,832 INFO L268 CegarLoopResult]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,832 INFO L268 CegarLoopResult]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,832 INFO L268 CegarLoopResult]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,832 INFO L268 CegarLoopResult]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 11:23:21,832 INFO L268 CegarLoopResult]: For program point L297(lines 297 413) no Hoare annotation was computed. [2020-08-18 11:23:21,832 INFO L268 CegarLoopResult]: For program point L198(lines 198 413) no Hoare annotation was computed. [2020-08-18 11:23:21,832 INFO L268 CegarLoopResult]: For program point L165(lines 165 413) no Hoare annotation was computed. [2020-08-18 11:23:21,833 INFO L268 CegarLoopResult]: For program point L99(lines 99 413) no Hoare annotation was computed. [2020-08-18 11:23:21,833 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-08-18 11:23:21,833 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-08-18 11:23:21,833 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-08-18 11:23:21,833 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-08-18 11:23:21,833 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-08-18 11:23:21,833 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-08-18 11:23:21,833 INFO L268 CegarLoopResult]: For program point L331(lines 331 413) no Hoare annotation was computed. [2020-08-18 11:23:21,833 INFO L268 CegarLoopResult]: For program point L298(lines 298 307) no Hoare annotation was computed. [2020-08-18 11:23:21,834 INFO L268 CegarLoopResult]: For program point L232(lines 232 413) no Hoare annotation was computed. [2020-08-18 11:23:21,834 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2020-08-18 11:23:21,834 INFO L268 CegarLoopResult]: For program point L398(lines 398 413) no Hoare annotation was computed. [2020-08-18 11:23:21,834 INFO L268 CegarLoopResult]: For program point L332(lines 332 335) no Hoare annotation was computed. [2020-08-18 11:23:21,834 INFO L268 CegarLoopResult]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2020-08-18 11:23:21,834 INFO L268 CegarLoopResult]: For program point L134(lines 134 413) no Hoare annotation was computed. [2020-08-18 11:23:21,834 INFO L268 CegarLoopResult]: For program point L35(lines 35 413) no Hoare annotation was computed. [2020-08-18 11:23:21,834 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-18 11:23:21,835 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a11~0 0) (= ~a21~0 1) (= ~a17~0 8) (<= ~a28~0 7)) [2020-08-18 11:23:21,835 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-18 11:23:21,835 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-18 11:23:21,835 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (<= |old(~a28~0)| 7)) (and (= ~a28~0 |old(~a28~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a17~0 8) (= ~a19~0 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)) (not (= ~a21~0 1)) (not (<= |old(~a11~0)| 0))) [2020-08-18 11:23:21,835 INFO L264 CegarLoopResult]: At program point L606-2(lines 606 616) the Hoare annotation is: (or (<= ~a11~0 0) (not (<= |old(~a28~0)| 7)) (<= 8 ~a17~0) (not (= 8 |old(~a17~0)|)) (not (= 7 ~a28~0)) (and (= 7 ~a17~0) (= ~a19~0 1) (= ~a25~0 1) (= ~a11~0 1)) (not (= ~a21~0 1)) (not (<= |old(~a11~0)| 0))) [2020-08-18 11:23:21,835 INFO L268 CegarLoopResult]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2020-08-18 11:23:21,835 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2020-08-18 11:23:21,836 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (or (<= ~a11~0 0) (not (<= |old(~a28~0)| 7)) (<= 8 ~a17~0) (not (= 8 |old(~a17~0)|)) (not (= 7 ~a28~0)) (and (= 7 ~a17~0) (= ~a19~0 1) (= ~a25~0 1) (= ~a11~0 1)) (not (= ~a21~0 1)) (not (<= |old(~a11~0)| 0))) [2020-08-18 11:23:21,836 INFO L268 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-08-18 11:23:21,836 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-08-18 11:23:21,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 11:23:21 BoogieIcfgContainer [2020-08-18 11:23:21,863 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-18 11:23:21,865 INFO L168 Benchmark]: Toolchain (without parser) took 14320.66 ms. Allocated memory was 143.1 MB in the beginning and 463.5 MB in the end (delta: 320.3 MB). Free memory was 104.7 MB in the beginning and 383.7 MB in the end (delta: -279.0 MB). Peak memory consumption was 269.6 MB. Max. memory is 7.1 GB. [2020-08-18 11:23:21,866 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 143.1 MB. Free memory was 124.6 MB in the beginning and 124.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-18 11:23:21,868 INFO L168 Benchmark]: CACSL2BoogieTranslator took 752.29 ms. Allocated memory was 143.1 MB in the beginning and 206.0 MB in the end (delta: 62.9 MB). Free memory was 104.5 MB in the beginning and 172.2 MB in the end (delta: -67.8 MB). Peak memory consumption was 32.5 MB. Max. memory is 7.1 GB. [2020-08-18 11:23:21,875 INFO L168 Benchmark]: Boogie Preprocessor took 147.86 ms. Allocated memory is still 206.0 MB. Free memory was 172.2 MB in the beginning and 167.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2020-08-18 11:23:21,876 INFO L168 Benchmark]: RCFGBuilder took 1255.75 ms. Allocated memory was 206.0 MB in the beginning and 233.8 MB in the end (delta: 27.8 MB). Free memory was 167.6 MB in the beginning and 171.2 MB in the end (delta: -3.5 MB). Peak memory consumption was 76.1 MB. Max. memory is 7.1 GB. [2020-08-18 11:23:21,877 INFO L168 Benchmark]: TraceAbstraction took 12159.55 ms. Allocated memory was 233.8 MB in the beginning and 463.5 MB in the end (delta: 229.6 MB). Free memory was 171.2 MB in the beginning and 383.7 MB in the end (delta: -212.5 MB). Peak memory consumption was 245.4 MB. Max. memory is 7.1 GB. [2020-08-18 11:23:21,889 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 143.1 MB. Free memory was 124.6 MB in the beginning and 124.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 752.29 ms. Allocated memory was 143.1 MB in the beginning and 206.0 MB in the end (delta: 62.9 MB). Free memory was 104.5 MB in the beginning and 172.2 MB in the end (delta: -67.8 MB). Peak memory consumption was 32.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 147.86 ms. Allocated memory is still 206.0 MB. Free memory was 172.2 MB in the beginning and 167.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1255.75 ms. Allocated memory was 206.0 MB in the beginning and 233.8 MB in the end (delta: 27.8 MB). Free memory was 167.6 MB in the beginning and 171.2 MB in the end (delta: -3.5 MB). Peak memory consumption was 76.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12159.55 ms. Allocated memory was 233.8 MB in the beginning and 463.5 MB in the end (delta: 229.6 MB). Free memory was 171.2 MB in the beginning and 383.7 MB in the end (delta: -212.5 MB). Peak memory consumption was 245.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 577]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((a11 <= 0 || !(\old(a28) <= 7)) || 8 <= a17) || !(8 == \old(a17))) || !(7 == a28)) || (((7 == a17 && a19 == 1) && a25 == 1) && a11 == 1)) || !(a21 == 1)) || !(\old(a11) <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.8s, OverallIterations: 5, TraceHistogramMax: 3, AutomataDifference: 8.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 188 SDtfs, 3417 SDslu, 242 SDs, 0 SdLazy, 4542 SolverSat, 1199 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 72 GetRequests, 30 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1689occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 344 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 52 PreInvPairs, 84 NumberOfFragments, 295 HoareAnnotationTreeSize, 52 FomulaSimplifications, 8670 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1563 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 796 NumberOfCodeBlocks, 796 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 791 ConstructedInterpolants, 0 QuantifiedInterpolants, 641587 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 79/89 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...