/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/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 --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec9_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 21:06:36,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 21:06:36,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 21:06:37,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 21:06:37,010 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 21:06:37,018 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 21:06:37,021 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 21:06:37,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 21:06:37,029 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 21:06:37,035 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 21:06:37,036 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 21:06:37,038 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 21:06:37,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 21:06:37,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 21:06:37,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 21:06:37,047 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 21:06:37,049 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 21:06:37,052 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 21:06:37,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 21:06:37,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 21:06:37,071 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 21:06:37,072 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 21:06:37,074 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 21:06:37,077 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 21:06:37,086 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 21:06:37,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 21:06:37,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 21:06:37,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 21:06:37,089 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 21:06:37,090 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 21:06:37,090 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 21:06:37,091 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 21:06:37,093 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 21:06:37,094 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 21:06:37,095 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 21:06:37,096 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 21:06:37,097 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 21:06:37,097 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 21:06:37,097 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 21:06:37,098 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 21:06:37,099 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 21:06:37,108 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 [2020-10-27 21:06:37,155 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 21:06:37,156 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 21:06:37,160 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 21:06:37,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 21:06:37,161 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 21:06:37,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 21:06:37,161 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 21:06:37,161 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 21:06:37,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 21:06:37,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 21:06:37,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 21:06:37,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 21:06:37,163 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 21:06:37,163 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 21:06:37,164 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 21:06:37,164 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 21:06:37,164 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 21:06:37,164 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 21:06:37,164 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 21:06:37,165 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 21:06:37,165 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 21:06:37,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:06:37,165 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 21:06:37,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 21:06:37,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 21:06:37,166 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 21:06:37,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 21:06:37,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 21:06:37,166 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 21:06:37,166 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-2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 21:06:37,601 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 21:06:37,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 21:06:37,635 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 21:06:37,636 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 21:06:37,638 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 21:06:37,639 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec9_product27.cil.c [2020-10-27 21:06:37,718 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d709fd4e5/5de2099a165d4c7c892560b8fff55659/FLAG1cdbdd123 [2020-10-27 21:06:38,526 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 21:06:38,527 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec9_product27.cil.c [2020-10-27 21:06:38,558 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d709fd4e5/5de2099a165d4c7c892560b8fff55659/FLAG1cdbdd123 [2020-10-27 21:06:38,713 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d709fd4e5/5de2099a165d4c7c892560b8fff55659 [2020-10-27 21:06:38,718 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 21:06:38,728 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 21:06:38,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 21:06:38,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 21:06:38,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 21:06:38,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:06:38" (1/1) ... [2020-10-27 21:06:38,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@721a4759 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:06:38, skipping insertion in model container [2020-10-27 21:06:38,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:06:38" (1/1) ... [2020-10-27 21:06:38,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 21:06:38,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 21:06:39,646 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:06:39,662 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 21:06:39,838 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:06:39,915 INFO L208 MainTranslator]: Completed translation [2020-10-27 21:06:39,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:06:39 WrapperNode [2020-10-27 21:06:39,916 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 21:06:39,917 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 21:06:39,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 21:06:39,918 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 21:06:39,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:06:39" (1/1) ... [2020-10-27 21:06:39,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:06:39" (1/1) ... [2020-10-27 21:06:39,968 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:06:39" (1/1) ... [2020-10-27 21:06:39,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:06:39" (1/1) ... [2020-10-27 21:06:40,037 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:06:39" (1/1) ... [2020-10-27 21:06:40,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:06:39" (1/1) ... [2020-10-27 21:06:40,109 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:06:39" (1/1) ... [2020-10-27 21:06:40,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 21:06:40,131 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 21:06:40,131 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 21:06:40,132 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 21:06:40,133 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:06:39" (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 [2020-10-27 21:06:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 21:06:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 21:06:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 21:06:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 21:06:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 21:06:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 21:06:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 21:06:40,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 21:06:40,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 21:06:40,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 21:06:40,212 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 21:06:40,212 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 21:06:40,212 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 21:06:40,213 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 21:06:40,213 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 21:06:40,213 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 21:06:40,213 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 21:06:40,213 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 21:06:40,214 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 21:06:40,214 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 21:06:40,214 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 21:06:40,214 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 21:06:40,214 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 21:06:40,214 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 21:06:40,215 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 21:06:40,215 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 21:06:40,215 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 21:06:40,215 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 21:06:40,215 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 21:06:40,216 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 21:06:40,216 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 21:06:40,216 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 21:06:40,216 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-27 21:06:40,216 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 21:06:40,216 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 21:06:40,217 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-27 21:06:40,217 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 21:06:40,217 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 21:06:40,217 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 21:06:40,217 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 21:06:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 21:06:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 21:06:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 21:06:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 21:06:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 21:06:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 21:06:40,219 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-27 21:06:40,219 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 21:06:40,219 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 21:06:40,219 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 21:06:40,219 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-27 21:06:40,219 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 21:06:40,220 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 21:06:40,220 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 21:06:40,220 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 21:06:40,220 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 21:06:40,220 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 21:06:40,220 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-27 21:06:40,221 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-27 21:06:40,221 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 21:06:40,221 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 21:06:40,221 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 21:06:40,221 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 21:06:40,221 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 21:06:40,222 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 21:06:40,222 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 21:06:40,222 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 21:06:40,222 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 21:06:40,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 21:06:40,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__1 [2020-10-27 21:06:40,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__2 [2020-10-27 21:06:40,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__3 [2020-10-27 21:06:40,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__4 [2020-10-27 21:06:40,223 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 21:06:40,224 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 21:06:40,224 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 21:06:40,224 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 21:06:40,224 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 21:06:40,224 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 21:06:40,224 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 21:06:40,225 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 21:06:40,225 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 21:06:40,225 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 21:06:40,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 21:06:40,225 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 21:06:40,226 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 21:06:40,226 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 21:06:40,226 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 21:06:40,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 21:06:40,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 21:06:40,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 21:06:40,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 21:06:40,227 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 21:06:40,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 21:06:40,227 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 21:06:40,227 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 21:06:40,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 21:06:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 21:06:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 21:06:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 21:06:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 21:06:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 21:06:40,228 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 21:06:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 21:06:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 21:06:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 21:06:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 21:06:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 21:06:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 21:06:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 21:06:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 21:06:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 21:06:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 21:06:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 21:06:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 21:06:40,231 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 21:06:40,231 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 21:06:40,231 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 21:06:40,231 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 21:06:40,231 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 21:06:40,232 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 21:06:40,232 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 21:06:40,232 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 21:06:40,232 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 21:06:40,232 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 21:06:40,232 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 21:06:40,233 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__1 [2020-10-27 21:06:40,233 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__4 [2020-10-27 21:06:40,233 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 21:06:40,233 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 21:06:40,233 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 21:06:40,233 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 21:06:40,234 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 21:06:40,234 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 21:06:40,234 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 21:06:40,234 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 21:06:40,234 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 21:06:40,234 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 21:06:40,235 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 21:06:40,235 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 21:06:40,235 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 21:06:40,235 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 21:06:40,235 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 21:06:40,236 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 21:06:40,236 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 21:06:40,236 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 21:06:40,236 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 21:06:40,236 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 21:06:40,236 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 21:06:40,237 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-27 21:06:40,237 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-27 21:06:40,237 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-27 21:06:40,237 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 21:06:40,237 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-27 21:06:40,237 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 21:06:40,238 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__2 [2020-10-27 21:06:40,238 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 21:06:40,238 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 21:06:40,238 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 21:06:40,238 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 21:06:40,238 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-27 21:06:40,239 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 21:06:40,239 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 21:06:40,239 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-27 21:06:40,239 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 21:06:40,239 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 21:06:40,239 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 21:06:40,240 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__3 [2020-10-27 21:06:40,240 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 21:06:40,240 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 21:06:40,240 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 21:06:40,240 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 21:06:40,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 21:06:40,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 21:06:40,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 21:06:42,525 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 21:06:42,525 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 21:06:42,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:06:42 BoogieIcfgContainer [2020-10-27 21:06:42,529 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 21:06:42,531 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 21:06:42,531 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 21:06:42,535 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 21:06:42,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 09:06:38" (1/3) ... [2020-10-27 21:06:42,536 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c53cd25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:06:42, skipping insertion in model container [2020-10-27 21:06:42,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:06:39" (2/3) ... [2020-10-27 21:06:42,537 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c53cd25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:06:42, skipping insertion in model container [2020-10-27 21:06:42,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:06:42" (3/3) ... [2020-10-27 21:06:42,538 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec9_product27.cil.c [2020-10-27 21:06:42,551 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 21:06:42,556 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 21:06:42,578 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 21:06:42,610 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 21:06:42,611 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 21:06:42,611 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 21:06:42,611 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 21:06:42,611 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 21:06:42,611 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 21:06:42,611 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 21:06:42,611 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 21:06:42,648 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states. [2020-10-27 21:06:42,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-27 21:06:42,677 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:06:42,678 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-27 21:06:42,678 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:06:42,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:06:42,685 INFO L82 PathProgramCache]: Analyzing trace with hash 886299217, now seen corresponding path program 1 times [2020-10-27 21:06:42,695 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:06:42,696 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [311305817] [2020-10-27 21:06:42,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:06:43,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:43,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:43,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:43,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:44,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:46,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:48,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:48,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-27 21:06:48,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:06:48,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5059 [2020-10-27 21:06:48,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:48,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:06:48,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 21:06:48,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:06:48,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 21:06:49,429 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 21:06:49,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:06:49,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:49,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:49,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:49,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:49,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:49,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-27 21:06:49,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:49,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:49,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:49,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:49,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:49,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:06:49,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:49,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:49,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:49,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:06:49,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:49,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:06:49,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:49,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:49,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:49,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:49,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:49,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:06:49,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:49,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:49,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:49,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:06:49,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:49,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:06:49,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:49,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:49,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:49,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:49,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:49,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:06:49,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:49,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:49,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:49,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:49,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:49,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:06:49,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:49,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:49,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:49,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:49,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:49,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:06:49,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:49,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:49,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:49,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:06:49,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:49,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:06:49,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:49,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:49,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:49,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:49,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:49,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 21:06:49,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:49,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:49,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:49,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:06:49,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:49,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:06:49,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:49,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:06:49,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:49,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:06:49,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:49,865 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 21:06:49,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 21:06:49,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:49,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:49,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:50,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:50,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:54,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:54,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:54,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-27 21:06:54,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:06:54,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-27 21:06:54,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:54,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 21:06:54,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 21:06:54,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 21:06:54,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:06:55,123 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 21:06:55,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:06:55,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:55,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:55,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:55,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:55,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:55,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:55,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:55,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:06:55,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:06:55,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 740 [2020-10-27 21:06:55,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:55,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:06:55,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 21:06:55,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:06:55,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-27 21:06:55,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:06:55,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:55,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:55,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:55,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:55,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:06:55,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:06:55,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:06:55,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:55,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:06:55,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:06:55,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:06:55,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:55,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 21:06:55,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:55,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:55,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:55,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:06:55,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:55,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 21:06:55,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:55,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:06:55,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:06:55,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:06:55,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:56,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 21:06:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:56,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:56,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:06:56,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:06:56,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:06:56,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:06:56,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:06:56,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:06:56,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:06:56,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:06:56,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:06:56,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 21:06:56,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:06:56,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:56,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:56,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:06:57,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:00,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:00,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-27 21:07:00,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 21:07:00,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4284 [2020-10-27 21:07:00,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:00,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:00,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 105 [2020-10-27 21:07:00,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:00,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:00,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:07:00,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:00,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:00,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:00,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:01,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:03,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:03,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-27 21:07:03,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 21:07:03,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2909 [2020-10-27 21:07:03,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:03,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:07:03,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-27 21:07:03,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:07:03,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:03,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:07:03,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:03,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:03,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:03,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:07:03,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:03,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:07:03,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:03,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:03,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:03,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:03,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:07:03,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:07:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:03,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:03,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:03,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:07:03,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:03,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:07:03,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:03,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:03,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:03,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:03,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 21:07:03,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:07:03,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:03,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:03,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:03,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:07:03,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:03,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:07:03,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:03,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:03,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:03,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:03,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:03,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:07:03,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:03,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:03,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:03,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:07:03,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:03,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:07:03,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:03,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:03,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:03,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:03,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:03,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 21:07:03,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:03,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:03,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:03,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:07:03,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:03,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:07:03,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:03,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:03,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:03,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:03,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:07:03,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:07:03,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:03,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:03,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:03,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:07:03,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:03,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:07:03,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:03,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:03,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:03,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:03,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:07:03,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:07:03,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:03,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:03,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:03,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:07:03,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:03,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:07:03,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:03,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:03,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:03,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:03,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:07:03,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:07:03,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:03,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:03,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:03,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:07:03,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:03,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:07:03,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:03,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:03,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:03,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:03,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:07:03,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 21:07:03,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:03,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:03,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:03,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:07:03,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:03,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:07:03,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:03,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:03,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:03,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:03,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:03,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 21:07:03,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:03,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:03,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:03,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 21:07:03,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:03,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 21:07:03,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:03,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:07:03,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:07:03,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:07:03,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 21:07:03,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:07:03,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:03,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:03,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:03,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:07:03,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:03,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:07:03,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:03,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:03,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:03,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:03,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 21:07:03,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:07:03,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:03,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:03,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:03,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:07:03,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:03,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 21:07:03,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:03,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:07:03,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:03,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:07:03,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:03,910 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-27 21:07:03,911 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [311305817] [2020-10-27 21:07:03,913 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:07:03,913 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-27 21:07:03,914 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702138418] [2020-10-27 21:07:03,920 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 21:07:03,920 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:07:03,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 21:07:03,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2020-10-27 21:07:03,940 INFO L87 Difference]: Start difference. First operand 781 states. Second operand 15 states. [2020-10-27 21:07:05,608 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:07:06,986 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 21:07:08,281 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 21:07:09,754 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 21:07:12,240 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 21:07:16,790 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 21:07:20,946 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 21:07:24,601 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 21:07:25,800 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 21:07:26,195 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-27 21:07:45,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:07:45,894 INFO L93 Difference]: Finished difference Result 1789 states and 3159 transitions. [2020-10-27 21:07:45,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-27 21:07:45,897 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 136 [2020-10-27 21:07:45,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:07:45,946 INFO L225 Difference]: With dead ends: 1789 [2020-10-27 21:07:45,947 INFO L226 Difference]: Without dead ends: 1152 [2020-10-27 21:07:45,958 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 192 ImplicationChecksByTransitivity, 10.0s TimeCoverageRelationStatistics Valid=243, Invalid=813, Unknown=0, NotChecked=0, Total=1056 [2020-10-27 21:07:46,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1152 states. [2020-10-27 21:07:46,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1152 to 622. [2020-10-27 21:07:46,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 622 states. [2020-10-27 21:07:46,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 622 states and 982 transitions. [2020-10-27 21:07:46,406 INFO L78 Accepts]: Start accepts. Automaton has 622 states and 982 transitions. Word has length 136 [2020-10-27 21:07:46,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:07:46,407 INFO L481 AbstractCegarLoop]: Abstraction has 622 states and 982 transitions. [2020-10-27 21:07:46,407 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 21:07:46,407 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 982 transitions. [2020-10-27 21:07:46,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-27 21:07:46,430 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:07:46,431 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-27 21:07:46,433 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 21:07:46,433 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 21:07:46,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:07:46,434 INFO L82 PathProgramCache]: Analyzing trace with hash -1404859464, now seen corresponding path program 1 times [2020-10-27 21:07:46,434 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:07:46,434 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1547291958] [2020-10-27 21:07:46,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:07:46,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:46,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:46,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:46,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:46,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:47,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:48,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:51,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:51,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 210 [2020-10-27 21:07:51,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:07:51,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5058 [2020-10-27 21:07:51,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:51,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:07:51,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-27 21:07:51,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:07:51,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:52,884 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 21:07:52,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:07:52,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:52,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:52,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:52,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:07:52,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:52,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 21:07:52,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:52,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:52,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:52,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:52,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:52,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:07:52,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:52,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:52,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:52,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:07:52,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:52,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:07:52,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:52,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:52,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:52,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:52,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:52,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:07:52,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:52,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:52,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:52,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:07:52,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:52,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:07:52,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:52,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:52,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:52,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:52,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:52,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:07:52,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:52,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:52,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:52,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:07:52,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:52,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:07:52,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:52,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:52,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:52,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:52,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:52,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:07:52,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:52,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:52,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:52,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:07:52,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:52,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:07:52,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:52,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:52,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:52,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:52,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:52,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 21:07:52,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:53,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:53,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:53,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:07:53,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:53,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:07:53,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:53,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:07:53,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:53,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:07:53,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:53,248 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 21:07:53,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 21:07:53,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:53,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:53,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:53,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:53,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:57,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:57,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:58,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:58,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 157 [2020-10-27 21:07:58,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 21:07:58,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-27 21:07:58,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:58,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 21:07:58,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 64 [2020-10-27 21:07:58,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 21:07:58,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:58,442 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 21:07:58,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:07:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:58,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:58,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:58,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:58,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:58,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:58,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:58,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 21:07:58,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:07:58,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 511 [2020-10-27 21:07:58,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:58,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:07:58,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 21:07:58,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:07:58,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:58,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:07:58,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:58,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:58,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:58,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:58,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:07:58,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:07:58,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:07:58,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:58,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:07:58,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:07:58,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:07:58,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:59,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 21:07:59,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:59,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:59,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:59,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 21:07:59,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:59,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 21:07:59,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:59,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:07:59,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:07:59,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 21:07:59,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:59,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 21:07:59,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:59,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:59,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:07:59,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:07:59,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:07:59,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:07:59,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:07:59,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:07:59,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:07:59,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:07:59,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:07:59,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 21:07:59,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:07:59,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:07:59,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:00,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:00,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 121 [2020-10-27 21:08:00,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:08:00,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1495 [2020-10-27 21:08:00,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:00,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 21:08:00,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-27 21:08:00,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 21:08:00,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:00,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:08:00,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:00,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:00,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:01,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:01,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-27 21:08:01,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:08:01,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 696 [2020-10-27 21:08:01,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:01,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 21:08:01,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 21:08:01,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 21:08:01,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:01,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:08:01,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:01,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:01,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:01,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:08:01,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:01,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 21:08:01,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:01,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:08:01,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:08:01,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 21:08:01,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:01,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:08:01,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:01,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:01,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:01,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:08:01,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:01,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:08:01,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:01,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:08:01,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:08:01,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:08:01,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:01,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:08:01,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:01,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:01,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:01,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:08:01,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:01,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:08:01,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:01,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:08:01,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:08:01,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:08:01,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:08:01,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:08:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:01,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:01,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:01,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:08:01,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:01,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:08:01,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:01,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:08:01,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:08:01,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 21:08:01,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:01,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 21:08:01,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:01,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:01,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:01,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 21:08:01,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:01,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 21:08:01,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:01,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:08:01,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:08:01,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 21:08:01,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:01,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:08:01,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:01,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:01,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:01,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:08:01,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:01,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:08:01,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:01,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:08:01,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:08:01,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:08:01,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:01,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:08:01,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:01,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:01,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:01,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:08:01,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:01,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:08:01,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:01,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:08:01,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:08:01,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:08:01,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:01,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:08:01,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:01,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:01,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:01,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:08:01,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:01,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:08:01,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:01,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:08:01,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:08:01,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:08:01,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:08:01,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 21:08:01,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:01,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:01,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:01,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:08:01,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:01,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 21:08:01,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:01,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:08:01,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 21:08:01,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 21:08:01,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:01,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 21:08:01,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:01,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:01,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:01,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 21:08:01,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:01,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:08:01,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:01,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:08:01,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 21:08:01,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:08:01,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:01,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:08:01,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:01,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:01,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:01,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:08:01,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:01,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:08:01,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:01,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:08:01,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:08:01,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:08:01,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:01,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:08:01,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:01,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:01,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:01,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:08:01,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:01,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:08:01,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:01,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:08:01,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:08:01,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:08:01,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:01,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 21:08:01,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:01,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:01,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:08:01,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:08:01,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:08:01,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:08:01,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:08:01,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:08:01,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:08:01,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:08:01,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:08:02,161 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-27 21:08:02,162 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1547291958] [2020-10-27 21:08:02,162 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 21:08:02,162 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-27 21:08:02,163 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859036269] [2020-10-27 21:08:02,166 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-27 21:08:02,166 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:08:02,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-27 21:08:02,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=405, Unknown=0, NotChecked=0, Total=462 [2020-10-27 21:08:02,168 INFO L87 Difference]: Start difference. First operand 622 states and 982 transitions. Second operand 22 states. [2020-10-27 21:08:04,943 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 21:08:05,569 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 21:08:07,041 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-27 21:08:08,423 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 421 [2020-10-27 21:08:09,916 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-27 21:08:13,451 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-27 21:08:14,745 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 419 [2020-10-27 21:08:16,065 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 21:08:17,676 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 419 [2020-10-27 21:08:18,992 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-27 21:08:20,260 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 422 [2020-10-27 21:08:21,554 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 427 [2020-10-27 21:08:22,866 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 21:08:24,258 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 428 [2020-10-27 21:08:25,621 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 420 [2020-10-27 21:08:26,979 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 21:08:27,467 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-27 21:08:27,805 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-27 21:08:29,162 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 421 [2020-10-27 21:08:30,651 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 21:08:33,177 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-27 21:08:43,329 WARN L193 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 418 DAG size of output: 413 [2020-10-27 21:08:44,111 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 132 [2020-10-27 21:08:47,003 WARN L193 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 424 DAG size of output: 419 [2020-10-27 21:08:49,454 WARN L193 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 420 DAG size of output: 415 [2020-10-27 21:08:53,397 WARN L193 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 421 DAG size of output: 416 [2020-10-27 21:08:56,467 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 129 [2020-10-27 21:08:57,423 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 21:08:59,620 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 21:09:00,710 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-27 21:09:04,029 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-27 21:09:07,936 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 21:09:08,162 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-27 21:09:08,767 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 21:09:10,569 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 21:09:11,085 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 21:09:13,707 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 21:09:15,342 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 21:09:17,738 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 21:09:18,303 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 21:09:19,686 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 21:09:20,942 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 21:09:21,513 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:09:21,826 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 21:09:24,188 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 21:09:25,770 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 21:09:27,889 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 117 [2020-10-27 21:09:30,220 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 21:09:40,218 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 423 [2020-10-27 21:09:41,487 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 21:09:45,036 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 21:09:47,689 WARN L193 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 419 DAG size of output: 414 [2020-10-27 21:09:48,291 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-27 21:09:49,989 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 21:09:52,810 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 21:09:55,612 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-27 21:09:56,579 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 21:09:58,081 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 21:10:00,511 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 422 [2020-10-27 21:10:01,747 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 21:10:02,552 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 21:10:04,779 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 21:10:05,174 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-27 21:10:06,682 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 21:10:07,956 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 21:10:09,486 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 21:10:10,332 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-27 21:10:11,858 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 21:10:16,042 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 116