/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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_spec14_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 15:26:40,116 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 15:26:40,119 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 15:26:40,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 15:26:40,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 15:26:40,173 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 15:26:40,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 15:26:40,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 15:26:40,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 15:26:40,189 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 15:26:40,190 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 15:26:40,191 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 15:26:40,192 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 15:26:40,195 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 15:26:40,197 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 15:26:40,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 15:26:40,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 15:26:40,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 15:26:40,210 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 15:26:40,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 15:26:40,227 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 15:26:40,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 15:26:40,230 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 15:26:40,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 15:26:40,241 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 15:26:40,241 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 15:26:40,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 15:26:40,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 15:26:40,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 15:26:40,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 15:26:40,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 15:26:40,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 15:26:40,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 15:26:40,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 15:26:40,250 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 15:26:40,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 15:26:40,251 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 15:26:40,251 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 15:26:40,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 15:26:40,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 15:26:40,253 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 15:26:40,260 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 [2020-10-28 15:26:40,309 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 15:26:40,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 15:26:40,314 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 15:26:40,314 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 15:26:40,314 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 15:26:40,314 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 15:26:40,315 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 15:26:40,315 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 15:26:40,315 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 15:26:40,315 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 15:26:40,316 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 15:26:40,316 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 15:26:40,316 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 15:26:40,317 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 15:26:40,317 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 15:26:40,317 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 15:26:40,317 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 15:26:40,317 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 15:26:40,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 15:26:40,318 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 15:26:40,318 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 15:26:40,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 15:26:40,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 15:26:40,319 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 15:26:40,319 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 15:26:40,319 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 15:26:40,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 15:26:40,319 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 15:26:40,319 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 15:26:40,320 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 15:26:40,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 15:26:40,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 15:26:40,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 15:26:40,783 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 15:26:40,784 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 15:26:40,786 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec14_product11.cil.c [2020-10-28 15:26:40,874 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6d6cff1a6/4008daf556f94845a6e107d547c45bdc/FLAG1873c0d05 [2020-10-28 15:26:41,675 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 15:26:41,675 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec14_product11.cil.c [2020-10-28 15:26:41,705 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6d6cff1a6/4008daf556f94845a6e107d547c45bdc/FLAG1873c0d05 [2020-10-28 15:26:41,855 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6d6cff1a6/4008daf556f94845a6e107d547c45bdc [2020-10-28 15:26:41,858 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 15:26:41,864 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 15:26:41,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 15:26:41,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 15:26:41,870 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 15:26:41,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:26:41" (1/1) ... [2020-10-28 15:26:41,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@229d6490 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:26:41, skipping insertion in model container [2020-10-28 15:26:41,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:26:41" (1/1) ... [2020-10-28 15:26:41,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 15:26:41,976 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 15:26:42,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:26:42,597 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 15:26:42,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 15:26:42,801 INFO L208 MainTranslator]: Completed translation [2020-10-28 15:26:42,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:26:42 WrapperNode [2020-10-28 15:26:42,802 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 15:26:42,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 15:26:42,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 15:26:42,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 15:26:42,816 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:26:42" (1/1) ... [2020-10-28 15:26:42,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:26:42" (1/1) ... [2020-10-28 15:26:42,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:26:42" (1/1) ... [2020-10-28 15:26:42,865 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:26:42" (1/1) ... [2020-10-28 15:26:42,971 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:26:42" (1/1) ... [2020-10-28 15:26:43,021 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:26:42" (1/1) ... [2020-10-28 15:26:43,041 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:26:42" (1/1) ... [2020-10-28 15:26:43,067 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 15:26:43,068 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 15:26:43,068 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 15:26:43,068 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 15:26:43,073 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:26:42" (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 [2020-10-28 15:26:43,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 15:26:43,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 15:26:43,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 15:26:43,164 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 15:26:43,164 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 15:26:43,165 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 15:26:43,165 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 15:26:43,165 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 15:26:43,165 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-28 15:26:43,165 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-28 15:26:43,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 15:26:43,166 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-28 15:26:43,166 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-28 15:26:43,166 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-28 15:26:43,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification14_spec__1 [2020-10-28 15:26:43,166 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-28 15:26:43,166 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-28 15:26:43,167 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-28 15:26:43,167 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-28 15:26:43,167 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-28 15:26:43,167 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-28 15:26:43,167 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-28 15:26:43,167 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-28 15:26:43,167 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 15:26:43,167 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-28 15:26:43,168 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-28 15:26:43,168 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-28 15:26:43,168 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 15:26:43,168 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-28 15:26:43,168 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 15:26:43,168 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 15:26:43,168 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 15:26:43,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 15:26:43,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 15:26:43,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 15:26:43,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 15:26:43,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 15:26:43,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 15:26:43,169 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-28 15:26:43,169 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-28 15:26:43,170 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-28 15:26:43,170 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-28 15:26:43,170 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-28 15:26:43,170 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-28 15:26:43,170 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-28 15:26:43,170 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-28 15:26:43,170 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-28 15:26:43,170 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-28 15:26:43,171 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-28 15:26:43,171 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-28 15:26:43,171 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-28 15:26:43,171 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-28 15:26:43,171 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-28 15:26:43,171 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-28 15:26:43,171 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-28 15:26:43,172 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-28 15:26:43,172 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-28 15:26:43,172 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-28 15:26:43,172 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-28 15:26:43,172 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-28 15:26:43,172 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-28 15:26:43,172 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-28 15:26:43,173 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-28 15:26:43,173 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-28 15:26:43,173 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-28 15:26:43,173 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-28 15:26:43,173 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-28 15:26:43,173 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-28 15:26:43,174 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-28 15:26:43,174 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 15:26:43,174 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-28 15:26:43,174 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-28 15:26:43,174 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-28 15:26:43,174 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-28 15:26:43,174 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 15:26:43,175 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 15:26:43,175 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 15:26:43,175 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 15:26:43,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 15:26:43,175 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 15:26:43,175 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 15:26:43,175 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 15:26:43,176 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 15:26:43,176 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 15:26:43,176 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-28 15:26:43,176 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-28 15:26:43,176 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 15:26:43,176 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-28 15:26:43,176 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-28 15:26:43,177 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-28 15:26:43,177 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-28 15:26:43,177 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-28 15:26:43,177 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-28 15:26:43,177 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 15:26:43,177 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-28 15:26:43,177 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-28 15:26:43,178 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-28 15:26:43,178 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-28 15:26:43,178 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-28 15:26:43,178 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-28 15:26:43,178 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification14_spec__1 [2020-10-28 15:26:43,178 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-28 15:26:43,178 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-28 15:26:43,178 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-28 15:26:43,179 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-28 15:26:43,179 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-28 15:26:43,179 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-28 15:26:43,179 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-28 15:26:43,179 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-28 15:26:43,179 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-28 15:26:43,179 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-28 15:26:43,180 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 15:26:43,180 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-28 15:26:43,180 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-28 15:26:43,180 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-28 15:26:43,180 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 15:26:43,180 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-28 15:26:43,180 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 15:26:43,181 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 15:26:43,181 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 15:26:43,181 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 15:26:43,181 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 15:26:43,181 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 15:26:43,181 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 15:26:43,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 15:26:43,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 15:26:43,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 15:26:43,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 15:26:43,182 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 15:26:43,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 15:26:43,182 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 15:26:43,182 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 15:26:43,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 15:26:43,183 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 15:26:43,183 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 15:26:43,183 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 15:26:43,183 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-28 15:26:43,183 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-28 15:26:43,183 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-28 15:26:43,184 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-28 15:26:43,184 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-28 15:26:43,184 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-28 15:26:43,184 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-28 15:26:43,184 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 15:26:43,184 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-28 15:26:43,184 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-28 15:26:43,185 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-28 15:26:43,185 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-28 15:26:43,185 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-28 15:26:43,185 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-28 15:26:43,185 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-28 15:26:43,185 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-28 15:26:43,185 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-28 15:26:43,185 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-28 15:26:43,186 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-28 15:26:43,186 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-28 15:26:43,186 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-28 15:26:43,186 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-28 15:26:43,186 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-28 15:26:43,186 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-28 15:26:43,186 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-28 15:26:43,186 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-28 15:26:43,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 15:26:43,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 15:26:43,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 15:26:45,590 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 15:26:45,590 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-28 15:26:45,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:26:45 BoogieIcfgContainer [2020-10-28 15:26:45,594 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 15:26:45,595 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 15:26:45,596 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 15:26:45,599 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 15:26:45,599 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 03:26:41" (1/3) ... [2020-10-28 15:26:45,600 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@445c9446 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:26:45, skipping insertion in model container [2020-10-28 15:26:45,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:26:42" (2/3) ... [2020-10-28 15:26:45,601 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@445c9446 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:26:45, skipping insertion in model container [2020-10-28 15:26:45,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:26:45" (3/3) ... [2020-10-28 15:26:45,602 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec14_product11.cil.c [2020-10-28 15:26:45,614 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 15:26:45,620 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 15:26:45,633 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 15:26:45,668 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 15:26:45,669 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 15:26:45,669 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 15:26:45,669 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 15:26:45,669 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 15:26:45,669 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 15:26:45,669 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 15:26:45,670 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 15:26:45,706 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states. [2020-10-28 15:26:45,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-28 15:26:45,737 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:26:45,739 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:26:45,739 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]=== [2020-10-28 15:26:45,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:26:45,746 INFO L82 PathProgramCache]: Analyzing trace with hash 1006447176, now seen corresponding path program 1 times [2020-10-28 15:26:45,755 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:26:45,756 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [89428797] [2020-10-28 15:26:45,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:26:46,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:46,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:46,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:46,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:47,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:48,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:50,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:51,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:51,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-28 15:26:51,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:26:51,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5119 [2020-10-28 15:26:51,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:51,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:51,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:26:51,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:26:51,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-28 15:26:51,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 15:26:52,437 WARN L193 SmtUtils]: Spent 967.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-28 15:26:52,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:26:52,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:52,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:52,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:52,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:26:52,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:26:52,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 142 [2020-10-28 15:26:52,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:52,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:52,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:26:52,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:26:52,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 15:26:52,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:26:52,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:26:52,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:52,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:52,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:52,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:26:52,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:26:52,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:26:52,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:52,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:52,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:26:52,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:26:52,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:26:52,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:26:52,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:26:52,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:52,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:52,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:52,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:26:52,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:26:52,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:26:52,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:52,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:52,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:26:52,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:26:52,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:26:52,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:26:52,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:26:52,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:52,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:52,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:52,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:26:52,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:26:52,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:26:52,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:52,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:52,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:26:52,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:26:52,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:26:52,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:26:52,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:26:52,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:52,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:52,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:52,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:26:52,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:26:52,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:26:52,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:52,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:52,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:26:52,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:26:52,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:26:52,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:26:52,813 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:26:52,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:26:52,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:52,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:52,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:52,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:52,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:53,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:53,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:53,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:26:53,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:26:53,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 905 [2020-10-28 15:26:53,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:53,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:53,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:26:53,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:26:53,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-28 15:26:53,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:26:53,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:26:53,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:53,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:53,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:53,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:53,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:26:53,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:26:53,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:26:53,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:53,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:53,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:26:53,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:26:53,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:26:53,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:26:53,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:26:53,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:53,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:53,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:53,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:53,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:26:53,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:26:53,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 15:26:53,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:53,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:53,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:26:53,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:26:53,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:26:53,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:26:53,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:26:53,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:53,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:53,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:53,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:26:53,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:26:53,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:26:53,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:53,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:53,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:26:53,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:26:53,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:26:53,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:26:53,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 15:26:53,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:53,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:53,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:53,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:53,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:26:53,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:26:53,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-28 15:26:53,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:53,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:53,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:26:53,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:26:53,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-28 15:26:53,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:26:53,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:26:53,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:53,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:53,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:53,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:26:53,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:26:53,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:26:53,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:53,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:53,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:26:53,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:26:53,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:26:53,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:26:53,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:26:53,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:53,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:53,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:53,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:26:53,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:26:53,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:26:53,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:53,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:53,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:26:53,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:26:53,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:26:53,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:26:53,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:26:53,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:53,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:53,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:53,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:26:53,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:26:53,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:26:53,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:53,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:53,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:26:53,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:26:53,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:26:53,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:26:53,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-28 15:26:53,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:53,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:53,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:53,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:26:53,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:26:53,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-28 15:26:53,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:53,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:53,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:26:53,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 15:26:53,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 15:26:53,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:26:53,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:26:53,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:53,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:53,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:53,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:26:53,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:26:53,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 15:26:53,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:53,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:53,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:26:53,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:26:53,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:26:53,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:26:53,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:26:53,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:53,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:53,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:53,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:26:53,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:26:53,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:26:53,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:53,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:53,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:26:53,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:26:53,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:26:53,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:26:54,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 15:26:54,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:54,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:54,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:54,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:26:54,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:26:54,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:26:54,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:54,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:54,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:26:54,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:26:54,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:26:54,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:26:54,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-28 15:26:54,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:54,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:54,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:54,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:54,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:26:54,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:26:54,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:26:54,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:54,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:54,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:26:54,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 15:26:54,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:26:54,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:26:54,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-28 15:26:54,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:54,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:54,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:54,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 15:26:54,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:26:54,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:26:54,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:54,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:54,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:26:54,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-28 15:26:54,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:26:54,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:26:54,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:26:54,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:54,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:54,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:54,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:26:54,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:26:54,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:26:54,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:54,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:54,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:26:54,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:26:54,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:26:54,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:26:54,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-28 15:26:54,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:54,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:54,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:54,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:26:54,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:26:54,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:26:54,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:54,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:54,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:26:54,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:26:54,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:26:54,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:26:54,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-28 15:26:54,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:54,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:54,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:54,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:26:54,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:26:54,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:26:54,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:54,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:54,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:26:54,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:26:54,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:26:54,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:26:54,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-28 15:26:54,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:26:54,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:26:54,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:26:54,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:26:54,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:26:54,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:26:54,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:26:54,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:26:54,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:26:54,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:26:54,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:26:54,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:26:54,180 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-28 15:26:54,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [89428797] [2020-10-28 15:26:54,183 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:26:54,183 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 15:26:54,184 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273504683] [2020-10-28 15:26:54,189 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 15:26:54,189 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:26:54,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 15:26:54,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-28 15:26:54,205 INFO L87 Difference]: Start difference. First operand 734 states. Second operand 11 states. [2020-10-28 15:26:55,632 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 390 [2020-10-28 15:26:58,536 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-28 15:26:59,626 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-28 15:27:00,189 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-28 15:27:05,487 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-28 15:27:06,196 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-28 15:27:22,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:27:22,246 INFO L93 Difference]: Finished difference Result 1494 states and 2629 transitions. [2020-10-28 15:27:22,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 15:27:22,255 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 136 [2020-10-28 15:27:22,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:27:22,289 INFO L225 Difference]: With dead ends: 1494 [2020-10-28 15:27:22,289 INFO L226 Difference]: Without dead ends: 872 [2020-10-28 15:27:22,301 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2020-10-28 15:27:22,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 872 states. [2020-10-28 15:27:22,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 872 to 587. [2020-10-28 15:27:22,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 587 states. [2020-10-28 15:27:22,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 587 states and 930 transitions. [2020-10-28 15:27:22,659 INFO L78 Accepts]: Start accepts. Automaton has 587 states and 930 transitions. Word has length 136 [2020-10-28 15:27:22,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:27:22,660 INFO L481 AbstractCegarLoop]: Abstraction has 587 states and 930 transitions. [2020-10-28 15:27:22,660 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 15:27:22,661 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 930 transitions. [2020-10-28 15:27:22,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-28 15:27:22,679 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:27:22,680 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:27:22,680 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 15:27:22,680 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]=== [2020-10-28 15:27:22,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:27:22,681 INFO L82 PathProgramCache]: Analyzing trace with hash 830728257, now seen corresponding path program 1 times [2020-10-28 15:27:22,681 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:27:22,682 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1626815924] [2020-10-28 15:27:22,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:27:22,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:22,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:22,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:23,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:23,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:23,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:23,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:27,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:27,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 203 [2020-10-28 15:27:27,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 15:27:27,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-28 15:27:27,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:27,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:27,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:27:27,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:27:27,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 120 [2020-10-28 15:27:27,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:27:28,897 WARN L193 SmtUtils]: Spent 990.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-28 15:27:28,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:27:28,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:28,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:29,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:29,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:27:29,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:27:29,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 127 [2020-10-28 15:27:29,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:29,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:29,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:27:29,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:27:29,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 15:27:29,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:27:29,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:27:29,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:29,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:29,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:29,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:27:29,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:27:29,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:27:29,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:29,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:29,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:27:29,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:27:29,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:27:29,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:27:29,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:27:29,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:29,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:29,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:29,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:27:29,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:27:29,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:27:29,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:29,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:29,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:27:29,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:27:29,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:27:29,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:27:29,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:27:29,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:29,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:29,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:29,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:27:29,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:27:29,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:27:29,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:29,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:29,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:27:29,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:27:29,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:27:29,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:27:29,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:27:29,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:29,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:29,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:29,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:27:29,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:27:29,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:27:29,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:29,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:29,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:27:29,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:27:29,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:27:29,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:27:29,231 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:27:29,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:27:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:29,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:29,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:29,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:29,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:29,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:30,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:30,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:27:30,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 15:27:30,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 906 [2020-10-28 15:27:30,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:30,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:30,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:27:30,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:27:30,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-28 15:27:30,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:27:30,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:27:30,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:30,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:30,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:30,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:30,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:27:30,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:27:30,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:27:30,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:30,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:30,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:27:30,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:27:30,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:27:30,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:27:30,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:27:30,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:30,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:30,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:30,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:30,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:27:30,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:27:30,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 15:27:30,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:30,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:30,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:27:30,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:27:30,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:27:30,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 15:27:30,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:27:30,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:30,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:30,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:30,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:27:30,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:27:30,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:27:30,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:30,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:30,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:27:30,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:27:30,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:27:30,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:27:30,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 15:27:30,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:30,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:30,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:30,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:30,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 15:27:30,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:27:30,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 15:27:30,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:30,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:30,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:27:30,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:27:30,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 15:27:30,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:27:30,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:27:30,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:30,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:30,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:30,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:27:30,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:27:30,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:27:30,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:30,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:30,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:27:30,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:27:30,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:27:30,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:27:30,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:27:30,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:30,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:30,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:30,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 15:27:30,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:27:30,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:27:30,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:30,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:30,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:27:30,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:27:30,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:27:30,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:27:30,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-28 15:27:30,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:30,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:30,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:30,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:27:30,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:27:30,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:27:30,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:30,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:30,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:27:30,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:27:30,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:27:30,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:27:30,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 15:27:30,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:30,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:30,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:30,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:27:30,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:27:30,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-28 15:27:30,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:30,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:30,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:27:30,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 15:27:30,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 15:27:30,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:27:30,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:27:30,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:30,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:30,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:30,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:27:30,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:27:30,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 15:27:30,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:30,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:30,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:27:30,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:27:30,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:27:30,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:27:30,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:27:30,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:30,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:30,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:30,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 15:27:30,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:27:30,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:27:30,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:30,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:30,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:27:30,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:27:30,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:27:30,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:27:30,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-28 15:27:30,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:30,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:30,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:30,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:27:30,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:27:30,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:27:30,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:30,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:30,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:27:30,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:27:30,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:27:30,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:27:30,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-28 15:27:30,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:30,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:30,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:30,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:30,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:27:30,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:27:30,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:27:30,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:30,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:30,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:27:30,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 15:27:30,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:27:30,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:27:30,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-28 15:27:30,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:30,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:30,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:30,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:27:30,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:27:30,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:27:30,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:30,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:30,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:27:30,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 15:27:30,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:27:30,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:27:30,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:27:30,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:30,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:30,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:30,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 15:27:30,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:27:30,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:27:30,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:30,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:30,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:27:30,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:27:30,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:27:30,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:27:30,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-28 15:27:30,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:30,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:30,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:30,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:27:30,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:27:30,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:27:30,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:30,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:30,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:27:30,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:27:30,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:27:30,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:27:30,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-28 15:27:30,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:30,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:30,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:30,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:27:30,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:27:30,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:27:30,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:30,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:30,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:27:30,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:27:30,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:27:30,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:27:30,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-28 15:27:30,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:30,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:30,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:27:30,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:27:30,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:27:30,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:27:30,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:27:30,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:27:30,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:27:30,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:27:30,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:27:30,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:27:30,580 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-10-28 15:27:30,580 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1626815924] [2020-10-28 15:27:30,582 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 15:27:30,582 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 15:27:30,582 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635335941] [2020-10-28 15:27:30,585 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 15:27:30,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:27:30,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 15:27:30,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-28 15:27:30,586 INFO L87 Difference]: Start difference. First operand 587 states and 930 transitions. Second operand 11 states. [2020-10-28 15:27:31,957 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 390 [2020-10-28 15:27:34,585 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-28 15:27:35,693 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-28 15:27:36,233 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-28 15:27:41,327 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-28 15:27:41,998 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-28 15:27:56,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:27:56,165 INFO L93 Difference]: Finished difference Result 1435 states and 2492 transitions. [2020-10-28 15:27:56,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 15:27:56,166 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 139 [2020-10-28 15:27:56,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:27:56,178 INFO L225 Difference]: With dead ends: 1435 [2020-10-28 15:27:56,178 INFO L226 Difference]: Without dead ends: 880 [2020-10-28 15:27:56,183 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2020-10-28 15:27:56,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 880 states. [2020-10-28 15:27:56,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 880 to 595. [2020-10-28 15:27:56,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 595 states. [2020-10-28 15:27:56,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 595 states and 943 transitions. [2020-10-28 15:27:56,412 INFO L78 Accepts]: Start accepts. Automaton has 595 states and 943 transitions. Word has length 139 [2020-10-28 15:27:56,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:27:56,413 INFO L481 AbstractCegarLoop]: Abstraction has 595 states and 943 transitions. [2020-10-28 15:27:56,413 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 15:27:56,413 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 943 transitions. [2020-10-28 15:27:56,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-28 15:27:56,418 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:27:56,419 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:27:56,419 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 15:27:56,419 INFO L429 AbstractCegarLoop]: === Iteration 3 === [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]=== [2020-10-28 15:27:56,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:27:56,420 INFO L82 PathProgramCache]: Analyzing trace with hash -1984342236, now seen corresponding path program 1 times [2020-10-28 15:27:56,420 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:27:56,420 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [445736776] [2020-10-28 15:27:56,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:27:56,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:27:56,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:56,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:56,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:56,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:56,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:57,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:27:59,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:01,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:01,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-28 15:28:01,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:28:01,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5048 [2020-10-28 15:28:01,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:01,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:01,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:28:01,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-28 15:28:01,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:28:01,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:02,677 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 388 [2020-10-28 15:28:02,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:28:02,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:02,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:02,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:02,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:28:02,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:02,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-28 15:28:02,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:02,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:02,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:02,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:02,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:02,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:02,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:28:02,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:02,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:02,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:02,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:28:02,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:02,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:28:02,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:02,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:02,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:02,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:02,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:02,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:02,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:28:02,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:02,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:02,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:02,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:28:02,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:02,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:28:02,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:02,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:02,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:02,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:02,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:02,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:02,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:28:02,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:02,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:02,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:02,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:28:02,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:02,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:28:02,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:02,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:02,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:02,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:02,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:02,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:02,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:28:02,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:02,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:02,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:02,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:28:02,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:02,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:28:02,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:02,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:02,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:02,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:02,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:02,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:28:02,885 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:28:02,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:28:02,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:02,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:02,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:02,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:02,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:03,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:03,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-28 15:28:03,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:28:03,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 449 [2020-10-28 15:28:03,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:03,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:03,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:28:03,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:28:03,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 15:28:03,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:03,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:28:03,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:03,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:03,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:03,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:03,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:28:03,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:28:03,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:28:03,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:03,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:03,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:03,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:03,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:03,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:03,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:28:03,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:03,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:03,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:03,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 15:28:03,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:03,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 15:28:03,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:03,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:03,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:28:03,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:28:03,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 15:28:03,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:03,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 15:28:03,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:03,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:03,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:03,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:28:03,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:03,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:28:03,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:03,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:03,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:28:03,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:03,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:28:03,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:03,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 15:28:03,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:03,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:03,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:03,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 15:28:03,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:03,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:28:03,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:03,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:03,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:03,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 15:28:03,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:03,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:03,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:28:03,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:03,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:03,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:03,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:28:03,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:03,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:28:03,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:03,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:03,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:03,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:03,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:03,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:03,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:28:03,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:03,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:03,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:03,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:28:03,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:03,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:28:03,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:03,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:03,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:03,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:03,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:03,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:03,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 15:28:03,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:03,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:03,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:03,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:28:03,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:03,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:28:03,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:03,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:03,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:03,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:03,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:03,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 15:28:03,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-28 15:28:03,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:03,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:03,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:03,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 15:28:03,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:03,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 15:28:03,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:03,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:03,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:03,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-28 15:28:03,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:03,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:03,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:28:03,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:03,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:03,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:03,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:28:03,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:03,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:28:03,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:03,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:03,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:03,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:03,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:03,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:03,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:28:03,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:03,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:03,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:03,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:28:03,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:03,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:28:03,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:03,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:03,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:03,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:03,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:03,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:03,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 15:28:03,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:03,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:03,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:03,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:28:03,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:03,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:28:03,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:03,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:03,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:03,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:03,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:03,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:03,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-28 15:28:03,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:03,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:03,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:03,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:03,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:28:03,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:28:03,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:28:03,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:03,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:03,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:03,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 15:28:03,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:03,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:03,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-28 15:28:03,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:03,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:03,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:03,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:28:03,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:03,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:28:03,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:03,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:03,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:03,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:28:03,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:03,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:03,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:28:03,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:03,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:03,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:03,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:28:03,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:03,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:28:03,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:03,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:03,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:03,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:03,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:03,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:03,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-28 15:28:03,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:03,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:03,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:03,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:28:03,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:03,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:28:03,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:03,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:03,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:03,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:28:03,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:03,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:03,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-28 15:28:03,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:03,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:03,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:03,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:28:03,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:03,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:28:03,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:03,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:03,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:03,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:28:03,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:03,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:03,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-28 15:28:03,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:03,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:03,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:03,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:28:03,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:03,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:28:03,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:03,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:03,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:03,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:28:03,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:03,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:03,607 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-28 15:28:03,607 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [445736776] [2020-10-28 15:28:03,607 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:28:03,608 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 15:28:03,608 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211809943] [2020-10-28 15:28:03,608 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 15:28:03,608 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:28:03,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 15:28:03,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-28 15:28:03,609 INFO L87 Difference]: Start difference. First operand 595 states and 943 transitions. Second operand 8 states. [2020-10-28 15:28:05,320 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-28 15:28:06,842 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 15:28:19,994 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-28 15:28:21,066 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-28 15:28:26,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:28:26,340 INFO L93 Difference]: Finished difference Result 1466 states and 2499 transitions. [2020-10-28 15:28:26,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 15:28:26,341 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 142 [2020-10-28 15:28:26,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:28:26,350 INFO L225 Difference]: With dead ends: 1466 [2020-10-28 15:28:26,351 INFO L226 Difference]: Without dead ends: 899 [2020-10-28 15:28:26,355 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2020-10-28 15:28:26,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 899 states. [2020-10-28 15:28:26,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 899 to 609. [2020-10-28 15:28:26,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 609 states. [2020-10-28 15:28:26,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 609 states and 962 transitions. [2020-10-28 15:28:26,537 INFO L78 Accepts]: Start accepts. Automaton has 609 states and 962 transitions. Word has length 142 [2020-10-28 15:28:26,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:28:26,538 INFO L481 AbstractCegarLoop]: Abstraction has 609 states and 962 transitions. [2020-10-28 15:28:26,538 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 15:28:26,538 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 962 transitions. [2020-10-28 15:28:26,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-28 15:28:26,543 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:28:26,543 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:28:26,543 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 15:28:26,544 INFO L429 AbstractCegarLoop]: === Iteration 4 === [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]=== [2020-10-28 15:28:26,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:28:26,544 INFO L82 PathProgramCache]: Analyzing trace with hash -581868105, now seen corresponding path program 1 times [2020-10-28 15:28:26,544 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:28:26,545 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [306505402] [2020-10-28 15:28:26,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:28:26,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:26,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:26,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:26,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:27,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:27,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:30,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:31,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:31,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:31,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-28 15:28:31,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:28:31,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5218 [2020-10-28 15:28:31,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:31,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:31,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:28:31,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-28 15:28:31,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:28:31,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:32,858 WARN L193 SmtUtils]: Spent 998.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-28 15:28:32,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:28:32,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:32,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:32,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:32,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:28:32,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:32,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 15:28:32,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:32,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:32,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:32,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:32,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:32,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:32,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:28:32,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:32,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:32,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:32,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:28:32,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:32,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:28:32,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:32,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:32,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:32,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:32,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:32,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:32,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:28:32,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:32,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:32,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:32,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:28:32,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:32,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:28:32,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:32,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:32,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:32,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:32,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:32,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:32,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:28:32,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:32,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:32,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:32,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:28:32,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:32,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:28:32,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:32,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:32,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:32,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:32,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:32,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:32,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:28:32,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:32,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:32,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:32,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:28:32,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:32,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:28:32,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:32,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:32,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:32,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:32,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:32,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:33,073 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:28:33,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:28:33,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:33,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:33,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:33,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:33,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:33,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:33,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 15:28:33,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:28:33,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 357 [2020-10-28 15:28:33,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:33,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:33,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:28:33,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:28:33,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:28:33,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:33,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:28:33,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:33,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:33,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:33,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:33,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:28:33,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:28:33,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:28:33,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:33,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:33,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:33,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:33,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:33,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:33,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:28:33,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:33,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:33,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:33,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:28:33,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:33,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 15:28:33,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:33,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:33,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:28:33,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:28:33,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 15:28:33,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:33,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 15:28:33,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:33,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:33,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:33,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:28:33,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:33,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:28:33,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:33,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:33,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:28:33,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:33,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:28:33,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:33,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 15:28:33,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:33,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:33,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:33,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 15:28:33,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:33,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:28:33,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:33,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:33,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:33,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 15:28:33,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:33,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:33,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:28:33,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:33,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:33,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:33,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:28:33,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:33,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:28:33,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:33,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:33,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:33,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:33,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:33,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:33,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:28:33,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:33,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:33,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:33,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:28:33,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:33,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:28:33,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:33,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:33,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:33,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:33,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:33,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:33,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 15:28:33,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:33,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:33,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:33,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:28:33,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:33,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:28:33,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:33,576 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:33,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:33,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:33,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:33,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:33,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 15:28:33,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:33,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:33,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:33,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 15:28:33,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:33,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 15:28:33,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:33,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:33,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:33,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-28 15:28:33,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:33,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:33,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:28:33,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:33,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:33,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:33,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:28:33,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:33,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:28:33,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:33,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:33,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:33,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:33,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:33,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:33,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:28:33,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:33,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:33,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:33,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:28:33,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:33,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:28:33,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:33,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:33,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:33,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:33,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:33,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:33,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 15:28:33,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:33,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:33,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:33,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:28:33,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:33,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:28:33,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:33,612 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:33,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:33,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:33,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:33,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:33,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 15:28:33,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:33,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:33,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:33,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:33,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:28:33,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:28:33,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:28:33,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:33,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:33,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:33,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 15:28:33,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:33,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:33,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 15:28:33,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:33,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:33,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:33,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:28:33,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:33,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:28:33,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:33,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:33,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:33,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:28:33,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:33,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:33,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:28:33,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:33,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:33,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:33,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:28:33,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:33,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:28:33,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:33,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:33,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:33,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:28:33,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:33,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:33,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-28 15:28:33,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:33,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:33,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:33,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:28:33,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:33,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:28:33,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:33,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:33,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:33,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:28:33,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:33,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:33,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-28 15:28:33,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:33,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:33,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:33,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:28:33,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:33,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:28:33,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:33,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:33,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:33,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:28:33,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:33,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:33,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-28 15:28:33,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:33,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:33,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:28:33,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:28:33,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:28:33,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:28:33,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:28:33,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:28:33,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:28:33,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:28:33,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:28:33,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:28:33,722 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-28 15:28:33,723 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [306505402] [2020-10-28 15:28:33,723 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:28:33,723 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 15:28:33,723 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119178751] [2020-10-28 15:28:33,725 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 15:28:33,725 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:28:33,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 15:28:33,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-28 15:28:33,726 INFO L87 Difference]: Start difference. First operand 609 states and 962 transitions. Second operand 8 states. [2020-10-28 15:28:35,376 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-28 15:28:36,952 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 15:28:50,561 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-28 15:28:51,618 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-28 15:28:57,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:28:57,494 INFO L93 Difference]: Finished difference Result 1446 states and 2437 transitions. [2020-10-28 15:28:57,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 15:28:57,495 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 143 [2020-10-28 15:28:57,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:28:57,504 INFO L225 Difference]: With dead ends: 1446 [2020-10-28 15:28:57,504 INFO L226 Difference]: Without dead ends: 899 [2020-10-28 15:28:57,507 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2020-10-28 15:28:57,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 899 states. [2020-10-28 15:28:57,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 899 to 609. [2020-10-28 15:28:57,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 609 states. [2020-10-28 15:28:57,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 609 states and 957 transitions. [2020-10-28 15:28:57,667 INFO L78 Accepts]: Start accepts. Automaton has 609 states and 957 transitions. Word has length 143 [2020-10-28 15:28:57,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:28:57,668 INFO L481 AbstractCegarLoop]: Abstraction has 609 states and 957 transitions. [2020-10-28 15:28:57,668 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 15:28:57,668 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 957 transitions. [2020-10-28 15:28:57,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-28 15:28:57,672 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:28:57,672 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:28:57,673 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 15:28:57,673 INFO L429 AbstractCegarLoop]: === Iteration 5 === [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]=== [2020-10-28 15:28:57,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:28:57,673 INFO L82 PathProgramCache]: Analyzing trace with hash -692789153, now seen corresponding path program 1 times [2020-10-28 15:28:57,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:28:57,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [485004105] [2020-10-28 15:28:57,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:28:57,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:28:57,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:57,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:57,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:57,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:58,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:58,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:28:59,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:02,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:02,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 208 [2020-10-28 15:29:02,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 15:29:02,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-28 15:29:02,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:02,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:02,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:29:02,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-28 15:29:02,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:29:02,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:03,778 WARN L193 SmtUtils]: Spent 995.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-28 15:29:03,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:29:03,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:03,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:03,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:03,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:29:03,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:03,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 15:29:03,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:03,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:03,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:03,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:03,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:03,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:03,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:29:03,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:03,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:03,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:03,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:29:03,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:03,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:29:03,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:03,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:03,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:03,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:03,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:03,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:03,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:29:03,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:03,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:03,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:03,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:29:03,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:03,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:29:03,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:03,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:03,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:03,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:03,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:03,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:03,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:29:03,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:03,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:03,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:03,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:29:03,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:03,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:29:03,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:03,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:03,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:03,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:03,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:03,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:03,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:29:03,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:03,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:03,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:03,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:29:03,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:03,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:29:03,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:03,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:03,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:03,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:03,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:03,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:03,965 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:29:03,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:29:03,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:03,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:03,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:03,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:03,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:04,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:04,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 15:29:04,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:29:04,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 268 [2020-10-28 15:29:04,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:04,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:04,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:29:04,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:29:04,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 15:29:04,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:04,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:29:04,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:04,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:04,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:04,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:04,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:29:04,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:29:04,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:29:04,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:04,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:04,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:04,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:04,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:04,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:04,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:29:04,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:04,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:04,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:04,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-28 15:29:04,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:04,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 15:29:04,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:04,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:04,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:29:04,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:29:04,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-28 15:29:04,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:04,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 15:29:04,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:04,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:04,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:04,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:29:04,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:04,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:29:04,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:04,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:04,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:29:04,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:04,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:29:04,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:04,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 15:29:04,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:04,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:04,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:04,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 15:29:04,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:04,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:29:04,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:04,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:04,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:04,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 15:29:04,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:04,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:04,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:29:04,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:04,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:04,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:04,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:29:04,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:04,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:29:04,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:04,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:04,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:04,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:04,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:04,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:04,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:29:04,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:04,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:04,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:04,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:29:04,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:04,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:29:04,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:04,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:04,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:04,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:04,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:04,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:04,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 15:29:04,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:04,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:04,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:04,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:29:04,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:04,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:29:04,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:04,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:04,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:04,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:04,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:04,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:04,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-28 15:29:04,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:04,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:04,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:04,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 15:29:04,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:04,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:29:04,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:04,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:04,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:04,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-28 15:29:04,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:04,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:04,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:29:04,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:04,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:04,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:04,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:29:04,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:04,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:29:04,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:04,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:04,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:04,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:04,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:04,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:04,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:29:04,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:04,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:04,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:04,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:29:04,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:04,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:29:04,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:04,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:04,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:04,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:04,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:04,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:04,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 15:29:04,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:04,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:04,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:04,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:29:04,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:04,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:29:04,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:04,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:04,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:04,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:04,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:04,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:04,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-28 15:29:04,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:04,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:04,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:04,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:04,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:29:04,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:29:04,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 15:29:04,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:04,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:04,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:04,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 15:29:04,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:04,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:04,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-28 15:29:04,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:04,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:04,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:04,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:29:04,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:04,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:29:04,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:04,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:04,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:04,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:29:04,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:04,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:04,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:29:04,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:04,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:04,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:04,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:29:04,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:04,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:29:04,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:04,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:04,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:04,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:04,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:04,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:04,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-28 15:29:04,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:04,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:04,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:04,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:29:04,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:04,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:29:04,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:04,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:04,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:04,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:29:04,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:04,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:04,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-28 15:29:04,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:04,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:04,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:04,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:29:04,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:04,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:29:04,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:04,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:04,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:04,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:29:04,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:04,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:04,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-28 15:29:04,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:04,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:04,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:04,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:29:04,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:04,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:29:04,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:04,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:04,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:04,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:29:04,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:04,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:04,471 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-28 15:29:04,471 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [485004105] [2020-10-28 15:29:04,471 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:29:04,472 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 15:29:04,472 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746733917] [2020-10-28 15:29:04,472 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 15:29:04,472 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:29:04,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 15:29:04,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-28 15:29:04,473 INFO L87 Difference]: Start difference. First operand 609 states and 957 transitions. Second operand 8 states. [2020-10-28 15:29:06,211 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-28 15:29:07,704 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 15:29:21,309 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-28 15:29:22,364 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-28 15:29:28,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:29:28,384 INFO L93 Difference]: Finished difference Result 1446 states and 2432 transitions. [2020-10-28 15:29:28,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 15:29:28,385 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 144 [2020-10-28 15:29:28,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:29:28,394 INFO L225 Difference]: With dead ends: 1446 [2020-10-28 15:29:28,394 INFO L226 Difference]: Without dead ends: 899 [2020-10-28 15:29:28,397 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2020-10-28 15:29:28,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 899 states. [2020-10-28 15:29:28,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 899 to 609. [2020-10-28 15:29:28,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 609 states. [2020-10-28 15:29:28,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 609 states and 952 transitions. [2020-10-28 15:29:28,552 INFO L78 Accepts]: Start accepts. Automaton has 609 states and 952 transitions. Word has length 144 [2020-10-28 15:29:28,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:29:28,552 INFO L481 AbstractCegarLoop]: Abstraction has 609 states and 952 transitions. [2020-10-28 15:29:28,553 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 15:29:28,553 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 952 transitions. [2020-10-28 15:29:28,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-28 15:29:28,557 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:29:28,557 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:29:28,557 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 15:29:28,557 INFO L429 AbstractCegarLoop]: === Iteration 6 === [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]=== [2020-10-28 15:29:28,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:29:28,558 INFO L82 PathProgramCache]: Analyzing trace with hash -474320494, now seen corresponding path program 1 times [2020-10-28 15:29:28,558 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:29:28,558 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1475661579] [2020-10-28 15:29:28,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:29:28,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:28,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:28,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:28,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:28,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:28,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:29,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:31,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:32,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:33,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:33,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-28 15:29:33,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 15:29:33,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5043 [2020-10-28 15:29:33,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:33,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:33,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:29:33,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-28 15:29:33,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:29:33,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:34,739 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 388 [2020-10-28 15:29:34,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:29:34,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:34,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:34,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:34,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:29:34,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:34,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-28 15:29:34,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:34,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:34,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:34,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:34,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:34,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:34,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:29:34,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:34,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:34,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:34,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:29:34,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:34,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:29:34,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:34,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:34,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:34,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:34,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:34,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:34,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:29:34,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:34,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:34,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:34,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:29:34,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:34,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:29:34,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:34,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:34,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:34,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:34,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:34,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:34,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:29:34,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:34,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:34,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:34,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:29:34,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:34,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:29:34,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:34,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:34,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:34,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:34,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:34,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:34,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:29:34,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:34,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:34,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:34,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:29:34,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:34,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:29:34,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:34,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:34,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:34,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:34,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:34,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:34,968 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:29:34,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:29:34,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:34,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:34,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:34,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:35,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:35,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:35,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 15:29:35,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:29:35,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 249 [2020-10-28 15:29:35,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:35,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:35,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:29:35,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 15:29:35,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 15:29:35,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:35,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:29:35,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:35,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:35,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:35,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:35,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:29:35,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:29:35,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:29:35,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:35,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:35,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:35,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:35,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:35,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:35,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:29:35,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:35,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:35,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:35,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:29:35,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:35,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 15:29:35,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:35,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:35,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:29:35,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:29:35,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 15:29:35,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:35,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:29:35,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:35,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:35,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:35,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:29:35,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:35,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:29:35,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:35,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:35,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 15:29:35,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:35,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:29:35,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:35,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 15:29:35,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:35,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:35,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:35,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 15:29:35,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:35,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:29:35,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:35,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:35,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:35,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 15:29:35,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:35,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:35,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:29:35,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:35,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:35,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:35,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:29:35,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:35,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:29:35,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:35,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:35,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:35,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:35,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:35,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:35,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:29:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:35,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:35,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:35,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:29:35,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:35,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:29:35,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:35,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:35,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:35,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:35,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:35,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:35,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 15:29:35,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:35,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:35,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:35,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:29:35,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:35,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:29:35,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:35,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:35,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:35,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:35,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:35,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:35,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 15:29:35,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:35,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:35,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:35,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 15:29:35,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:35,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 15:29:35,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:35,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:35,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:35,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-28 15:29:35,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:35,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:35,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:29:35,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:35,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:35,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:35,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:29:35,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:35,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:29:35,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:35,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:35,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:35,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:35,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:35,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:35,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:29:35,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:35,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:35,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:35,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:29:35,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:35,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:29:35,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:35,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:35,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:35,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:35,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:35,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:35,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 15:29:35,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:35,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:35,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:35,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:29:35,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:35,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:29:35,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:35,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:35,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:35,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:35,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:35,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:35,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-28 15:29:35,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:35,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:35,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:35,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:35,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:29:35,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:29:35,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:29:35,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:35,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:35,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:35,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 15:29:35,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:35,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:35,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-28 15:29:35,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:35,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:35,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:35,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:29:35,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:35,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:29:35,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:35,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:35,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:35,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:29:35,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:35,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:35,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:29:35,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:35,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:35,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:35,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:29:35,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:35,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:29:35,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:35,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:35,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:35,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:29:35,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:35,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:35,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-28 15:29:35,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:35,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:35,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:35,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:29:35,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:35,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:29:35,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:35,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:35,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:35,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:29:35,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:35,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:35,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-28 15:29:35,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:35,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:35,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:35,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:29:35,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:35,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:29:35,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:35,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:35,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:35,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:29:35,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:35,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:35,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-28 15:29:35,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:35,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:35,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:29:35,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:29:35,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:29:35,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:29:35,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:29:35,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:29:35,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:29:35,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:29:35,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:29:35,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:29:35,432 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-28 15:29:35,433 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1475661579] [2020-10-28 15:29:35,433 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:29:35,433 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 15:29:35,433 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432171843] [2020-10-28 15:29:35,434 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 15:29:35,434 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:29:35,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 15:29:35,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-28 15:29:35,435 INFO L87 Difference]: Start difference. First operand 609 states and 952 transitions. Second operand 8 states. [2020-10-28 15:29:37,064 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-28 15:29:38,399 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 15:29:50,314 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-28 15:29:51,370 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-28 15:29:56,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:29:56,191 INFO L93 Difference]: Finished difference Result 1446 states and 2427 transitions. [2020-10-28 15:29:56,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 15:29:56,192 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 145 [2020-10-28 15:29:56,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:29:56,201 INFO L225 Difference]: With dead ends: 1446 [2020-10-28 15:29:56,202 INFO L226 Difference]: Without dead ends: 899 [2020-10-28 15:29:56,205 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2020-10-28 15:29:56,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 899 states. [2020-10-28 15:29:56,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 899 to 609. [2020-10-28 15:29:56,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 609 states. [2020-10-28 15:29:56,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 609 states and 947 transitions. [2020-10-28 15:29:56,410 INFO L78 Accepts]: Start accepts. Automaton has 609 states and 947 transitions. Word has length 145 [2020-10-28 15:29:56,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:29:56,411 INFO L481 AbstractCegarLoop]: Abstraction has 609 states and 947 transitions. [2020-10-28 15:29:56,411 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 15:29:56,411 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 947 transitions. [2020-10-28 15:29:56,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-28 15:29:56,415 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:29:56,415 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:29:56,415 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 15:29:56,415 INFO L429 AbstractCegarLoop]: === Iteration 7 === [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]=== [2020-10-28 15:29:56,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:29:56,416 INFO L82 PathProgramCache]: Analyzing trace with hash -1729486063, now seen corresponding path program 1 times [2020-10-28 15:29:56,416 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:29:56,416 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [71726570] [2020-10-28 15:29:56,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:29:56,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:29:56,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:56,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:56,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:56,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:56,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:56,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:29:59,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:00,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:01,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:01,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:01,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-28 15:30:01,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 15:30:01,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-28 15:30:01,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:01,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:01,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 15:30:01,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-28 15:30:01,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 15:30:01,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:02,538 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 388 [2020-10-28 15:30:02,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 15:30:02,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:02,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:02,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:02,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:02,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:02,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 15:30:02,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:02,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:02,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:02,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:02,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:02,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:02,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:30:02,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:02,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:02,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:02,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:30:02,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:02,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:30:02,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:02,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:02,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:02,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:02,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:02,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:02,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 15:30:02,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:02,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:02,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:02,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:30:02,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:02,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:30:02,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:02,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:02,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:02,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:02,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:02,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:02,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 15:30:02,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:02,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:02,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:02,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:02,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:02,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:30:02,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:02,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:02,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:02,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:02,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:02,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:02,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 15:30:02,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:02,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:02,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:02,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 15:30:02,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:02,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:30:02,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:02,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:02,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:02,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:02,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:02,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:02,727 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-28 15:30:02,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 15:30:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:02,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:02,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:02,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:02,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:03,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:03,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 15:30:03,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 15:30:03,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 393 [2020-10-28 15:30:03,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:03,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:03,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:30:03,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:30:03,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 15:30:03,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:03,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:03,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:03,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:03,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:03,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:30:03,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:30:03,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:30:03,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:03,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:03,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:03,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:03,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:03,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:03,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 15:30:03,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:03,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:03,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:03,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 15:30:03,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:03,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 15:30:03,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:03,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:03,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:30:03,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 15:30:03,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 15:30:03,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:03,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 15:30:03,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:03,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:03,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:03,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 15:30:03,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:03,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:30:03,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:03,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:03,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 15:30:03,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 15:30:03,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 15:30:03,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:03,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 15:30:03,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:03,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:03,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:03,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 15:30:03,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:03,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 15:30:03,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:03,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:03,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:03,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 15:30:03,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:03,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:03,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:03,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:03,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:03,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:03,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:30:03,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:03,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:03,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:03,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:03,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:03,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:03,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:03,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:03,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:03,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:03,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:03,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:03,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:30:03,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:03,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:03,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:03,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:03,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:03,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:03,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:03,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:03,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 15:30:03,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:03,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:03,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:03,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:03,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:03,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:30:03,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:03,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:03,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:03,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:03,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:03,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 15:30:03,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 15:30:03,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:03,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:03,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:03,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 15:30:03,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:03,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 15:30:03,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:03,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:03,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:03,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-28 15:30:03,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:03,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:03,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:03,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:03,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:03,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:03,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:30:03,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:03,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:30:03,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:03,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:03,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:03,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:03,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:03,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:03,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:03,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:03,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:03,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:03,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:30:03,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:03,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:03,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:03,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:03,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:03,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:03,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:03,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:03,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 15:30:03,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:03,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:03,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:03,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:03,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:03,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:30:03,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:03,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:03,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:03,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:03,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:03,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:03,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-28 15:30:03,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:03,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:03,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:03,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:03,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:30:03,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 15:30:03,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 15:30:03,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:03,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:03,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:03,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 15:30:03,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:03,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:03,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-28 15:30:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:03,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:03,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:03,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 15:30:03,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:03,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:03,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:03,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:03,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:03,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 15:30:03,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:03,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:03,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 15:30:03,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:03,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:03,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:03,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 15:30:03,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:03,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:30:03,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:03,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:03,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:03,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 15:30:03,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:03,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:03,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-28 15:30:03,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:03,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:03,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:03,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:03,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:03,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:30:03,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:03,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:03,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:03,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:30:03,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:03,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:03,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-28 15:30:03,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:03,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:03,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:03,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:03,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:03,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 15:30:03,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:03,331 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:03,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:03,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:30:03,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:03,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:03,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-28 15:30:03,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:03,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:03,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 15:30:03,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 15:30:03,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 15:30:03,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 15:30:03,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 15:30:03,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 15:30:03,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 15:30:03,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 15:30:03,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 15:30:03,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 15:30:03,368 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-28 15:30:03,369 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [71726570] [2020-10-28 15:30:03,369 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 15:30:03,369 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 15:30:03,369 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684912271] [2020-10-28 15:30:03,369 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 15:30:03,369 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 15:30:03,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 15:30:03,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-28 15:30:03,370 INFO L87 Difference]: Start difference. First operand 609 states and 947 transitions. Second operand 9 states. [2020-10-28 15:30:05,390 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 392 [2020-10-28 15:30:06,569 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-28 15:30:07,729 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-28 15:30:23,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 15:30:23,706 INFO L93 Difference]: Finished difference Result 1458 states and 2451 transitions. [2020-10-28 15:30:23,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 15:30:23,707 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 145 [2020-10-28 15:30:23,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 15:30:23,715 INFO L225 Difference]: With dead ends: 1458 [2020-10-28 15:30:23,715 INFO L226 Difference]: Without dead ends: 914 [2020-10-28 15:30:23,718 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=73, Invalid=199, Unknown=0, NotChecked=0, Total=272 [2020-10-28 15:30:23,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 914 states. [2020-10-28 15:30:23,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 914 to 613. [2020-10-28 15:30:23,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 613 states. [2020-10-28 15:30:23,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 613 states and 954 transitions. [2020-10-28 15:30:23,903 INFO L78 Accepts]: Start accepts. Automaton has 613 states and 954 transitions. Word has length 145 [2020-10-28 15:30:23,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 15:30:23,903 INFO L481 AbstractCegarLoop]: Abstraction has 613 states and 954 transitions. [2020-10-28 15:30:23,903 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 15:30:23,903 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 954 transitions. [2020-10-28 15:30:23,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-28 15:30:23,907 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 15:30:23,907 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 15:30:23,908 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 15:30:23,908 INFO L429 AbstractCegarLoop]: === Iteration 8 === [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]=== [2020-10-28 15:30:23,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 15:30:23,908 INFO L82 PathProgramCache]: Analyzing trace with hash 1365294490, now seen corresponding path program 1 times [2020-10-28 15:30:23,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 15:30:23,909 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1333257710] [2020-10-28 15:30:23,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 15:30:23,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 15:30:23,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:24,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:24,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:24,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:24,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:25,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 15:30:25,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking...