/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec14_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 20:44:44,163 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 20:44:44,166 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 20:44:44,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 20:44:44,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 20:44:44,205 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 20:44:44,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 20:44:44,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 20:44:44,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 20:44:44,213 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 20:44:44,215 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 20:44:44,216 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 20:44:44,217 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 20:44:44,218 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 20:44:44,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 20:44:44,221 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 20:44:44,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 20:44:44,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 20:44:44,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 20:44:44,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 20:44:44,230 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 20:44:44,232 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 20:44:44,233 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 20:44:44,237 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 20:44:44,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 20:44:44,246 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 20:44:44,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 20:44:44,250 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 20:44:44,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 20:44:44,253 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 20:44:44,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 20:44:44,255 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 20:44:44,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 20:44:44,258 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 20:44:44,260 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 20:44:44,260 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 20:44:44,261 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 20:44:44,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 20:44:44,262 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 20:44:44,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 20:44:44,265 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 20:44:44,267 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 20:44:44,351 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 20:44:44,352 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 20:44:44,354 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 20:44:44,354 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 20:44:44,354 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 20:44:44,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 20:44:44,355 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 20:44:44,355 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 20:44:44,355 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 20:44:44,355 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 20:44:44,356 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 20:44:44,356 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 20:44:44,358 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 20:44:44,358 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 20:44:44,358 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 20:44:44,359 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 20:44:44,359 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 20:44:44,359 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 20:44:44,359 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 20:44:44,359 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 20:44:44,360 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 20:44:44,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 20:44:44,360 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 20:44:44,360 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 20:44:44,360 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 20:44:44,361 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 20:44:44,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 20:44:44,362 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 20:44:44,362 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 20:44:44,363 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 20:44:44,735 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 20:44:44,760 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 20:44:44,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 20:44:44,765 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 20:44:44,766 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 20:44:44,767 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec14_product11.cil.c [2020-10-27 20:44:44,864 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b5f650da4/04ec00ce1a364c9f9ba1cb3ca5bac725/FLAG465e3aec9 [2020-10-27 20:44:45,733 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 20:44:45,734 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec14_product11.cil.c [2020-10-27 20:44:45,760 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b5f650da4/04ec00ce1a364c9f9ba1cb3ca5bac725/FLAG465e3aec9 [2020-10-27 20:44:45,869 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b5f650da4/04ec00ce1a364c9f9ba1cb3ca5bac725 [2020-10-27 20:44:45,874 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 20:44:45,881 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 20:44:45,883 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 20:44:45,883 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 20:44:45,887 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 20:44:45,888 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:44:45" (1/1) ... [2020-10-27 20:44:45,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e5896d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:44:45, skipping insertion in model container [2020-10-27 20:44:45,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:44:45" (1/1) ... [2020-10-27 20:44:45,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 20:44:45,974 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 20:44:46,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:44:46,573 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 20:44:46,768 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:44:46,880 INFO L208 MainTranslator]: Completed translation [2020-10-27 20:44:46,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:44:46 WrapperNode [2020-10-27 20:44:46,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 20:44:46,882 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 20:44:46,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 20:44:46,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 20:44:46,896 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:44:46" (1/1) ... [2020-10-27 20:44:46,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:44:46" (1/1) ... [2020-10-27 20:44:46,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:44:46" (1/1) ... [2020-10-27 20:44:46,936 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:44:46" (1/1) ... [2020-10-27 20:44:47,029 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:44:46" (1/1) ... [2020-10-27 20:44:47,079 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:44:46" (1/1) ... [2020-10-27 20:44:47,095 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:44:46" (1/1) ... [2020-10-27 20:44:47,112 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 20:44:47,113 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 20:44:47,114 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 20:44:47,114 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 20:44:47,115 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:44:46" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 20:44:47,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 20:44:47,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 20:44:47,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 20:44:47,204 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 20:44:47,204 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 20:44:47,205 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 20:44:47,205 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 20:44:47,205 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 20:44:47,205 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 20:44:47,205 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 20:44:47,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 20:44:47,205 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 20:44:47,206 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 20:44:47,206 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 20:44:47,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification14_spec__1 [2020-10-27 20:44:47,206 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 20:44:47,206 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 20:44:47,206 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 20:44:47,207 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 20:44:47,207 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 20:44:47,207 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 20:44:47,207 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 20:44:47,207 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 20:44:47,207 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 20:44:47,207 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 20:44:47,208 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 20:44:47,208 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 20:44:47,208 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 20:44:47,208 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 20:44:47,208 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 20:44:47,208 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 20:44:47,209 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 20:44:47,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 20:44:47,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 20:44:47,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 20:44:47,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 20:44:47,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 20:44:47,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 20:44:47,210 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 20:44:47,210 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 20:44:47,210 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 20:44:47,210 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 20:44:47,210 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 20:44:47,210 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 20:44:47,210 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 20:44:47,211 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 20:44:47,211 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 20:44:47,211 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 20:44:47,211 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 20:44:47,211 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 20:44:47,211 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 20:44:47,211 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 20:44:47,212 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 20:44:47,212 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 20:44:47,212 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 20:44:47,212 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 20:44:47,212 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 20:44:47,212 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 20:44:47,212 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 20:44:47,213 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 20:44:47,213 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 20:44:47,213 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-27 20:44:47,213 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 20:44:47,213 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 20:44:47,213 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 20:44:47,213 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-27 20:44:47,214 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 20:44:47,214 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 20:44:47,214 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 20:44:47,214 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 20:44:47,214 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 20:44:47,214 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 20:44:47,215 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-27 20:44:47,215 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-27 20:44:47,215 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 20:44:47,215 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 20:44:47,215 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 20:44:47,215 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 20:44:47,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 20:44:47,216 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 20:44:47,216 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 20:44:47,216 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 20:44:47,216 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 20:44:47,216 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 20:44:47,216 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 20:44:47,217 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 20:44:47,217 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 20:44:47,217 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 20:44:47,217 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 20:44:47,217 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 20:44:47,217 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 20:44:47,217 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 20:44:47,218 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 20:44:47,218 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 20:44:47,218 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 20:44:47,218 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 20:44:47,218 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 20:44:47,218 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 20:44:47,218 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-27 20:44:47,219 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-27 20:44:47,219 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification14_spec__1 [2020-10-27 20:44:47,219 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 20:44:47,219 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 20:44:47,219 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 20:44:47,219 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 20:44:47,219 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 20:44:47,220 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 20:44:47,220 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 20:44:47,220 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 20:44:47,220 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 20:44:47,220 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 20:44:47,220 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 20:44:47,220 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 20:44:47,221 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 20:44:47,221 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 20:44:47,221 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 20:44:47,221 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 20:44:47,221 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 20:44:47,221 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 20:44:47,221 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 20:44:47,222 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 20:44:47,222 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 20:44:47,222 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 20:44:47,222 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 20:44:47,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 20:44:47,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 20:44:47,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 20:44:47,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 20:44:47,223 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 20:44:47,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 20:44:47,223 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 20:44:47,223 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 20:44:47,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 20:44:47,224 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 20:44:47,224 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 20:44:47,224 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 20:44:47,224 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 20:44:47,224 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 20:44:47,224 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 20:44:47,224 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 20:44:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 20:44:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 20:44:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 20:44:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 20:44:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 20:44:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 20:44:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 20:44:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 20:44:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 20:44:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 20:44:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 20:44:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 20:44:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 20:44:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 20:44:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-27 20:44:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 20:44:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 20:44:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-27 20:44:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 20:44:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 20:44:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 20:44:47,228 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 20:44:47,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 20:44:47,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 20:44:47,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 20:44:49,783 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 20:44:49,784 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 20:44:49,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:44:49 BoogieIcfgContainer [2020-10-27 20:44:49,788 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 20:44:49,790 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 20:44:49,790 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 20:44:49,794 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 20:44:49,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 08:44:45" (1/3) ... [2020-10-27 20:44:49,795 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@194ebcea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:44:49, skipping insertion in model container [2020-10-27 20:44:49,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:44:46" (2/3) ... [2020-10-27 20:44:49,796 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@194ebcea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:44:49, skipping insertion in model container [2020-10-27 20:44:49,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:44:49" (3/3) ... [2020-10-27 20:44:49,798 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec14_product11.cil.c [2020-10-27 20:44:49,811 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 20:44:49,818 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 20:44:49,832 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 20:44:49,866 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 20:44:49,866 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 20:44:49,866 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 20:44:49,867 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 20:44:49,867 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 20:44:49,867 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 20:44:49,867 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 20:44:49,867 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 20:44:49,904 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states. [2020-10-27 20:44:49,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-27 20:44:49,947 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:44:49,948 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] [2020-10-27 20:44:49,948 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:44:49,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:44:49,967 INFO L82 PathProgramCache]: Analyzing trace with hash 1006447176, now seen corresponding path program 1 times [2020-10-27 20:44:49,977 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:44:49,978 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [710103834] [2020-10-27 20:44:49,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:44:50,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:50,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:50,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:51,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:51,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:52,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:55,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:55,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:55,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-27 20:44:55,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:44:55,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5259 [2020-10-27 20:44:55,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:55,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:44:55,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-27 20:44:55,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:44:55,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 20:44:56,902 WARN L193 SmtUtils]: Spent 938.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-27 20:44:56,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:44:56,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:56,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:57,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:57,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:44:57,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:44:57,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-27 20:44:57,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:57,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:44:57,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:44:57,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:44:57,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:44:57,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:44:57,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:57,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:57,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:57,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:44:57,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:44:57,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:44:57,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:57,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:44:57,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:44:57,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:44:57,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:44:57,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:44:57,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:57,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:57,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:57,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:44:57,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:44:57,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:44:57,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:57,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:44:57,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:44:57,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:44:57,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:44:57,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:44:57,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:57,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:57,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:57,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:44:57,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:44:57,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:44:57,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:57,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:44:57,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:44:57,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:44:57,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:44:57,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:44:57,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:57,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:57,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:57,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:44:57,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:44:57,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:44:57,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:57,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:44:57,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:44:57,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:44:57,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:44:57,203 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 20:44:57,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 20:44:57,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:57,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:57,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:57,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:57,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:57,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:57,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:44:57,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 20:44:57,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 667 [2020-10-27 20:44:57,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:57,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:44:57,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 20:44:57,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:44:57,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:44:57,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:44:57,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:57,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:57,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:57,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:57,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:44:57,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:44:57,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:44:57,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:57,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:44:57,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:44:57,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:44:57,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:44:57,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 20:44:57,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:57,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:57,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:57,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 20:44:57,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:44:57,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 20:44:57,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:57,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:44:57,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:44:57,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 20:44:57,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:44:58,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 20:44:58,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:58,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:58,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:58,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:44:58,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:44:58,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:44:58,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:58,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:44:58,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:44:58,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:44:58,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:44:58,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 20:44:58,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:58,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:58,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:58,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:44:58,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:44:58,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 20:44:58,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:58,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:44:58,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 20:44:58,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:44:58,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:44:58,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:44:58,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:58,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:58,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:58,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:44:58,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:44:58,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:44:58,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:58,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:44:58,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:44:58,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:44:58,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:44:58,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:44:58,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:58,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:58,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:58,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:44:58,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:44:58,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:44:58,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:58,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:44:58,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:44:58,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:44:58,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:44:58,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:44:58,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:58,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:58,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:58,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:44:58,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:44:58,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:44:58,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:58,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:44:58,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:44:58,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:44:58,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:44:58,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 20:44:58,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:58,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:58,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:58,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:44:58,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:44:58,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 20:44:58,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:58,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:44:58,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 20:44:58,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:44:58,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 20:44:58,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:44:58,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:58,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:58,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:58,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:44:58,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:44:58,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:44:58,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:58,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:44:58,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:44:58,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:44:58,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 20:44:58,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:44:58,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:58,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:58,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:58,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:44:58,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:44:58,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:44:58,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:58,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:44:58,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:44:58,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:44:58,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:44:58,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:44:58,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:58,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:58,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:58,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:44:58,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:44:58,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:44:58,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:58,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:44:58,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:44:58,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:44:58,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:44:58,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 20:44:58,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:58,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:58,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:58,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:58,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:44:58,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:44:58,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:44:58,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:58,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:44:58,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 20:44:58,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:44:58,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:44:58,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 20:44:58,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:58,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:58,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:58,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:44:58,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:44:58,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:44:58,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:58,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:44:58,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:44:58,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:44:58,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:44:58,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:44:58,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:58,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:58,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:58,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:44:58,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:44:58,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:44:58,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:58,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:44:58,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:44:58,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:44:58,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:44:58,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 20:44:58,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:58,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:58,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:58,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:44:58,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:44:58,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:44:58,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:58,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:44:58,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:44:58,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:44:58,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:44:58,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 20:44:58,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:58,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:58,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:58,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:44:58,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:44:58,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:44:58,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:58,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:44:58,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:44:58,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:44:58,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:44:58,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 20:44:58,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:44:58,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:44:58,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:44:58,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:44:58,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:44:58,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:44:58,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:44:58,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:44:58,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:44:58,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:44:58,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:44:58,368 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-27 20:44:58,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [710103834] [2020-10-27 20:44:58,372 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:44:58,372 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 20:44:58,373 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19172619] [2020-10-27 20:44:58,379 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 20:44:58,380 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:44:58,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 20:44:58,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-27 20:44:58,396 INFO L87 Difference]: Start difference. First operand 734 states. Second operand 10 states. [2020-10-27 20:45:00,821 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 20:45:01,925 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 20:45:03,201 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 20:45:05,208 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 20:45:19,248 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 20:45:21,141 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 20:45:22,237 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 20:45:30,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:45:30,919 INFO L93 Difference]: Finished difference Result 1545 states and 2690 transitions. [2020-10-27 20:45:30,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 20:45:30,922 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 136 [2020-10-27 20:45:30,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:45:30,971 INFO L225 Difference]: With dead ends: 1545 [2020-10-27 20:45:30,971 INFO L226 Difference]: Without dead ends: 917 [2020-10-27 20:45:30,991 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 8.0s TimeCoverageRelationStatistics Valid=126, Invalid=336, Unknown=0, NotChecked=0, Total=462 [2020-10-27 20:45:31,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 917 states. [2020-10-27 20:45:31,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 917 to 627. [2020-10-27 20:45:31,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 627 states. [2020-10-27 20:45:31,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 1009 transitions. [2020-10-27 20:45:31,398 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 1009 transitions. Word has length 136 [2020-10-27 20:45:31,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:45:31,399 INFO L481 AbstractCegarLoop]: Abstraction has 627 states and 1009 transitions. [2020-10-27 20:45:31,399 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 20:45:31,399 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1009 transitions. [2020-10-27 20:45:31,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-27 20:45:31,416 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:45:31,417 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, 1, 1] [2020-10-27 20:45:31,417 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 20:45:31,418 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:45:31,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:45:31,419 INFO L82 PathProgramCache]: Analyzing trace with hash -1079469841, now seen corresponding path program 1 times [2020-10-27 20:45:31,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:45:31,420 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2144150749] [2020-10-27 20:45:31,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:45:31,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:31,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:31,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:31,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:31,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:32,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:33,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:36,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:36,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:36,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 202 [2020-10-27 20:45:36,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 20:45:36,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5087 [2020-10-27 20:45:36,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:36,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:45:36,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-27 20:45:36,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:45:36,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:45:37,723 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 388 [2020-10-27 20:45:37,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:45:37,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:37,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:37,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:37,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:45:37,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:45:37,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-27 20:45:37,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:37,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:45:37,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:45:37,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:45:37,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:45:37,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:45:37,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:37,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:37,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:37,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:45:37,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:45:37,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:45:37,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:37,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:45:37,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:45:37,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:45:37,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:45:37,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:45:37,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:37,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:37,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:37,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:45:37,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:45:37,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:45:37,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:37,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:45:37,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:45:37,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:45:37,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:45:37,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:45:37,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:37,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:37,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:37,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:45:37,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:45:37,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:45:37,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:37,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:45:37,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:45:37,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:45:37,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:45:37,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:45:37,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:37,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:37,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:37,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:45:37,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:45:37,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:45:37,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:37,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:45:37,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:45:37,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:45:37,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:45:37,991 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 20:45:37,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 20:45:38,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:38,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:38,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:38,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:38,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:38,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:38,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 20:45:38,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 20:45:38,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 685 [2020-10-27 20:45:38,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:38,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:45:38,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:45:38,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:45:38,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:45:38,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:45:38,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:38,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:38,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:38,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:38,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:45:38,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:45:38,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 20:45:38,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:38,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:45:38,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:45:38,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:45:38,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:45:38,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 20:45:38,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:38,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:38,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:38,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 20:45:38,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:45:38,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 20:45:38,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:38,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:45:38,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:45:38,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 20:45:38,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:45:38,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 20:45:38,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:38,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:38,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:38,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:45:38,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:45:38,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:45:38,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:38,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:45:38,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:45:38,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:45:38,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:45:38,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 20:45:38,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:38,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:38,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:38,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:45:38,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:45:38,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 20:45:38,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:38,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:45:38,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 20:45:38,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:45:38,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:45:38,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:45:38,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:38,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:38,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:38,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:45:38,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:45:38,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:45:38,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:38,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:45:38,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:45:38,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:45:38,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:45:38,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:45:38,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:38,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:38,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:38,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:45:38,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:45:38,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:45:38,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:38,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:45:38,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:45:38,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:45:38,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:45:38,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:45:38,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:38,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:38,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:38,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:45:38,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:45:38,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:45:38,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:38,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:45:38,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:45:38,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:45:38,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:45:38,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-27 20:45:38,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:38,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:38,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:38,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:45:38,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:45:38,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 20:45:38,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:38,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:45:38,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 20:45:38,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:45:38,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:45:38,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:45:38,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:38,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:38,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:38,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:45:38,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:45:38,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:45:38,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:38,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:45:38,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:45:38,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:45:38,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:45:38,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:45:38,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:38,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:38,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:38,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:45:38,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:45:38,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:45:38,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:38,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:45:38,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:45:38,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:45:38,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:45:38,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:45:38,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:38,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:38,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:38,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:45:38,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:45:38,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:45:38,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:38,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:45:38,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:45:38,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:45:38,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:45:38,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-27 20:45:38,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:38,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:38,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:38,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:38,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:45:38,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:45:38,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:45:38,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:38,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:45:38,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 20:45:38,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:45:38,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:45:38,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 20:45:38,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:38,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:38,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:38,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:45:38,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:45:38,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:45:38,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:38,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:45:38,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:45:38,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:45:38,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:45:38,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:45:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:38,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:38,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:38,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:45:38,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:45:38,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:45:38,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:38,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:45:38,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:45:38,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:45:38,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:45:38,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-27 20:45:38,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:38,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:38,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:38,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:45:38,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:45:38,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:45:38,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:38,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:45:38,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:45:38,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:45:38,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:45:38,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 20:45:38,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:38,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:38,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:38,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:45:38,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:45:38,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:45:38,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:38,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:45:38,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:45:38,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:45:38,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:45:38,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 20:45:38,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:45:38,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:45:39,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:45:39,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:45:39,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:45:39,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:45:39,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:45:39,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:45:39,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:45:39,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:45:39,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:45:39,079 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-27 20:45:39,080 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2144150749] [2020-10-27 20:45:39,080 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:45:39,080 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 20:45:39,080 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455906281] [2020-10-27 20:45:39,083 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 20:45:39,084 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:45:39,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 20:45:39,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-27 20:45:39,085 INFO L87 Difference]: Start difference. First operand 627 states and 1009 transitions. Second operand 10 states. [2020-10-27 20:45:41,124 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 20:45:42,213 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 20:45:43,479 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 20:45:45,340 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 20:45:59,196 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 20:46:01,068 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 20:46:02,249 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 20:46:09,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:46:09,936 INFO L93 Difference]: Finished difference Result 1516 states and 2596 transitions. [2020-10-27 20:46:09,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 20:46:09,937 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 138 [2020-10-27 20:46:09,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:46:09,948 INFO L225 Difference]: With dead ends: 1516 [2020-10-27 20:46:09,948 INFO L226 Difference]: Without dead ends: 917 [2020-10-27 20:46:09,953 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 8.1s TimeCoverageRelationStatistics Valid=126, Invalid=336, Unknown=0, NotChecked=0, Total=462 [2020-10-27 20:46:09,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 917 states. [2020-10-27 20:46:10,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 917 to 627. [2020-10-27 20:46:10,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 627 states. [2020-10-27 20:46:10,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 1003 transitions. [2020-10-27 20:46:10,156 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 1003 transitions. Word has length 138 [2020-10-27 20:46:10,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:46:10,157 INFO L481 AbstractCegarLoop]: Abstraction has 627 states and 1003 transitions. [2020-10-27 20:46:10,157 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 20:46:10,157 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1003 transitions. [2020-10-27 20:46:10,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-27 20:46:10,161 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:46:10,162 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, 1, 1, 1, 1] [2020-10-27 20:46:10,162 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 20:46:10,162 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]=== [2020-10-27 20:46:10,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:46:10,163 INFO L82 PathProgramCache]: Analyzing trace with hash 615123527, now seen corresponding path program 1 times [2020-10-27 20:46:10,163 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:46:10,163 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [438174055] [2020-10-27 20:46:10,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:46:10,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:10,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:10,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:10,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:10,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:11,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:15,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:15,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-10-27 20:46:15,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:46:15,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-27 20:46:15,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:15,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 20:46:15,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-27 20:46:15,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 20:46:15,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:16,433 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 388 [2020-10-27 20:46:16,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:46:16,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:16,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:16,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:16,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:46:16,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:16,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-27 20:46:16,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:16,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:16,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:16,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:16,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:16,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:46:16,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:16,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:16,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:16,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:46:16,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:16,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:46:16,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:16,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:16,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:16,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:16,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:16,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:46:16,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:16,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:16,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:16,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:46:16,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:16,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:46:16,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:16,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:16,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:16,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:16,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:16,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:46:16,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:16,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:16,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:16,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:46:16,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:16,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:16,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:16,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:16,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:16,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:16,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:16,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:46:16,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:16,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:16,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:16,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:46:16,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:16,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:46:16,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:16,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:16,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:16,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:16,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:16,685 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 20:46:16,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 20:46:16,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:16,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:16,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:16,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:16,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:17,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:17,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 20:46:17,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 20:46:17,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 645 [2020-10-27 20:46:17,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:17,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:46:17,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 20:46:17,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:46:17,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:17,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:46:17,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:17,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:17,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:17,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:17,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:46:17,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:46:17,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:46:17,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:17,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:46:17,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:46:17,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 20:46:17,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:17,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:46:17,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:17,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:17,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:17,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 20:46:17,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:17,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 20:46:17,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:17,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:46:17,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:46:17,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 20:46:17,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:17,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 20:46:17,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:17,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:17,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:17,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:46:17,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:17,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:46:17,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:17,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:46:17,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:17,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:46:17,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:17,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 20:46:17,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:17,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:17,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:17,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:46:17,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:17,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:46:17,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:17,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:17,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 20:46:17,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:17,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:17,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:46:17,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:17,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:17,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:17,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:46:17,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:17,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:46:17,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:17,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:17,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:17,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:17,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:17,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:46:17,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:17,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:17,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:17,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:46:17,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:17,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:17,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:17,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:17,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:17,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:17,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:17,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:46:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:17,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:17,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:17,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:46:17,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:17,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:17,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:17,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:17,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:17,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:17,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:17,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 20:46:17,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:17,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:17,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:17,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:46:17,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:17,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 20:46:17,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:17,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:17,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 20:46:17,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:17,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:17,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:46:17,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:17,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:17,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:17,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:46:17,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:17,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:46:17,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:17,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:17,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:17,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:17,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:17,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:46:17,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:17,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:17,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:17,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:46:17,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:17,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:17,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:17,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:17,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:17,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:17,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:17,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:46:17,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:17,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:17,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:17,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:46:17,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:17,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:17,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:17,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:17,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:17,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:17,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:17,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 20:46:17,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:17,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:17,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:17,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:17,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:46:17,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:46:17,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 20:46:17,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:17,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:17,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 20:46:17,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:17,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:17,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 20:46:17,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:17,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:17,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:17,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:46:17,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:17,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:46:17,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:17,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:17,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:46:17,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:17,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:17,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:46:17,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:17,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:17,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:17,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:46:17,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:17,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:17,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:17,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:17,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:17,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:17,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:17,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 20:46:17,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:17,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:17,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:17,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:46:17,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:17,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:46:17,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:17,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:17,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:46:17,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:17,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:17,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 20:46:17,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:17,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:17,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:17,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:46:17,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:17,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:46:17,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:17,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:17,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:46:17,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:17,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:17,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-27 20:46:17,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:17,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:17,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:17,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:46:17,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:17,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:46:17,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:17,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:17,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:46:17,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:17,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:17,750 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-27 20:46:17,751 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [438174055] [2020-10-27 20:46:17,751 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:46:17,751 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 20:46:17,751 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273384643] [2020-10-27 20:46:17,752 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 20:46:17,752 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:46:17,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 20:46:17,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-27 20:46:17,753 INFO L87 Difference]: Start difference. First operand 627 states and 1003 transitions. Second operand 10 states. [2020-10-27 20:46:20,013 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 20:46:21,097 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 20:46:22,318 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 20:46:23,965 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 20:46:36,321 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 20:46:38,151 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 20:46:39,352 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 20:46:45,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:46:45,225 INFO L93 Difference]: Finished difference Result 1516 states and 2585 transitions. [2020-10-27 20:46:45,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 20:46:45,226 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 140 [2020-10-27 20:46:45,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:46:45,238 INFO L225 Difference]: With dead ends: 1516 [2020-10-27 20:46:45,239 INFO L226 Difference]: Without dead ends: 917 [2020-10-27 20:46:45,242 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 8.1s TimeCoverageRelationStatistics Valid=126, Invalid=336, Unknown=0, NotChecked=0, Total=462 [2020-10-27 20:46:45,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 917 states. [2020-10-27 20:46:45,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 917 to 627. [2020-10-27 20:46:45,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 627 states. [2020-10-27 20:46:45,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 997 transitions. [2020-10-27 20:46:45,420 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 997 transitions. Word has length 140 [2020-10-27 20:46:45,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:46:45,421 INFO L481 AbstractCegarLoop]: Abstraction has 627 states and 997 transitions. [2020-10-27 20:46:45,421 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 20:46:45,421 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 997 transitions. [2020-10-27 20:46:45,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-27 20:46:45,425 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:46:45,425 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, 1, 1, 1, 1, 1, 1] [2020-10-27 20:46:45,426 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 20:46:45,426 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]=== [2020-10-27 20:46:45,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:46:45,427 INFO L82 PathProgramCache]: Analyzing trace with hash 383978630, now seen corresponding path program 1 times [2020-10-27 20:46:45,427 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:46:45,427 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1050753178] [2020-10-27 20:46:45,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:46:45,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:45,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:45,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:45,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:45,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:46,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:50,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:50,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-27 20:46:50,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:46:50,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 20:46:50,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:50,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:46:50,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-27 20:46:50,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 20:46:50,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:51,705 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 388 [2020-10-27 20:46:51,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:46:51,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:51,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:51,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:51,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:46:51,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:51,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-27 20:46:51,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:51,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:51,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:51,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:51,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:51,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:46:51,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:51,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:51,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:51,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:46:51,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:51,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:46:51,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:51,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:51,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:51,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:51,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:51,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:46:51,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:51,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:51,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:51,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:46:51,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:51,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:46:51,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:51,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:51,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:51,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:51,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:51,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:46:51,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:51,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:51,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:51,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:46:51,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:51,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:51,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:51,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:51,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:51,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:51,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:51,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:46:51,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:51,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:51,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:51,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:46:51,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:51,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:51,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:51,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:51,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:51,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:51,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:51,944 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 20:46:51,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 20:46:51,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:51,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:51,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:51,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:52,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:52,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:52,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-27 20:46:52,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 20:46:52,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 533 [2020-10-27 20:46:52,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:52,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:46:52,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 20:46:52,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 20:46:52,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:52,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:46:52,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:52,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:52,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:52,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:52,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 20:46:52,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:46:52,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:46:52,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:52,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:46:52,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:46:52,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 20:46:52,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:52,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 20:46:52,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:52,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:52,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:52,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 20:46:52,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:52,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 20:46:52,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:52,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:46:52,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:46:52,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 20:46:52,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:52,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:46:52,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:52,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:52,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:52,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:46:52,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:52,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:46:52,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:52,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:46:52,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:52,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:46:52,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:46:52,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-27 20:46:52,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:52,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:52,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:52,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:46:52,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:52,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 20:46:52,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:52,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:52,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 20:46:52,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:52,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:52,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:46:52,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:52,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:52,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:52,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:46:52,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:52,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:46:52,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:52,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:52,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:52,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:52,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 20:46:52,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:46:52,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:52,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:52,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:52,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:46:52,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:52,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:52,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:52,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:52,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:52,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:52,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:52,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:46:52,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:52,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:52,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:52,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:46:52,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:52,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:52,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:52,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:52,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:52,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:52,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:46:52,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 20:46:52,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:52,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:52,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:52,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:46:52,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:52,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 20:46:52,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:52,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:52,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 20:46:52,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:52,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:52,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:46:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:52,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:52,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:52,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:46:52,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:52,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:46:52,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:52,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:52,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:52,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:52,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:52,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:46:52,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:52,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:52,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:52,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:46:52,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:52,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:52,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:52,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:52,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:52,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:52,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:52,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:46:52,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:52,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:52,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:52,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:46:52,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:52,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:52,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:52,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:52,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:52,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:52,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:52,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 20:46:52,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:52,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:52,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:52,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:52,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:46:52,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:46:52,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:46:52,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:52,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:52,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 20:46:52,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:52,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:46:52,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 20:46:52,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:52,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:52,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:52,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:46:52,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:52,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:46:52,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:52,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:52,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:46:52,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:52,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:52,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:46:52,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:52,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:52,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:52,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:46:52,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:52,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:52,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:52,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:52,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:52,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:52,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:52,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 20:46:52,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:52,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:52,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:52,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:46:52,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:52,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:52,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:52,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:52,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:46:52,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:52,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:52,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 20:46:52,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:52,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:52,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:52,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:46:52,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:52,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:46:52,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:52,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:52,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:46:52,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:52,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:46:52,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 20:46:52,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:52,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:52,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:52,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:46:52,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:52,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:52,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:52,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:52,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:46:52,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:52,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:52,939 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-27 20:46:52,939 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1050753178] [2020-10-27 20:46:52,939 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:46:52,939 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 20:46:52,940 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341306731] [2020-10-27 20:46:52,941 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 20:46:52,941 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:46:52,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 20:46:52,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-27 20:46:52,942 INFO L87 Difference]: Start difference. First operand 627 states and 997 transitions. Second operand 10 states. [2020-10-27 20:46:55,140 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 20:46:56,215 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 20:46:57,445 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 20:46:59,016 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 20:47:11,648 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 20:47:17,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:47:17,869 INFO L93 Difference]: Finished difference Result 1521 states and 2587 transitions. [2020-10-27 20:47:17,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-27 20:47:17,870 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 142 [2020-10-27 20:47:17,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:47:17,881 INFO L225 Difference]: With dead ends: 1521 [2020-10-27 20:47:17,882 INFO L226 Difference]: Without dead ends: 917 [2020-10-27 20:47:17,885 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=101, Invalid=279, Unknown=0, NotChecked=0, Total=380 [2020-10-27 20:47:17,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 917 states. [2020-10-27 20:47:18,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 917 to 627. [2020-10-27 20:47:18,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 627 states. [2020-10-27 20:47:18,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 986 transitions. [2020-10-27 20:47:18,099 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 986 transitions. Word has length 142 [2020-10-27 20:47:18,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:47:18,099 INFO L481 AbstractCegarLoop]: Abstraction has 627 states and 986 transitions. [2020-10-27 20:47:18,099 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 20:47:18,099 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 986 transitions. [2020-10-27 20:47:18,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-27 20:47:18,106 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:47:18,106 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, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 20:47:18,107 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 20:47:18,107 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]=== [2020-10-27 20:47:18,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:47:18,107 INFO L82 PathProgramCache]: Analyzing trace with hash -480018451, now seen corresponding path program 1 times [2020-10-27 20:47:18,108 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:47:18,109 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1072024898] [2020-10-27 20:47:18,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:47:18,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:18,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:18,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:18,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:18,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:18,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:19,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:23,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:23,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-27 20:47:23,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:47:23,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-27 20:47:23,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:23,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:47:23,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-27 20:47:23,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 20:47:23,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:24,234 WARN L193 SmtUtils]: Spent 992.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-27 20:47:24,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:47:24,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:24,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:24,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:24,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:24,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:24,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 20:47:24,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:24,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:24,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:24,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:24,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:24,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:47:24,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:24,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:24,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:24,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:47:24,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:24,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:24,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:24,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:24,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:24,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:24,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:24,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:47:24,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:24,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:24,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:24,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:47:24,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:24,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:24,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:24,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:24,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:24,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:24,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:24,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:47:24,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:24,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:24,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:24,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:24,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:24,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:24,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:24,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:24,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:24,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:24,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:24,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:47:24,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:24,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:24,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:24,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:47:24,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:24,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:24,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:24,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:24,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:24,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:24,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:24,447 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 20:47:24,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 20:47:24,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:24,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:24,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:24,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:24,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:24,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 20:47:24,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 20:47:24,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 506 [2020-10-27 20:47:24,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:24,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:47:24,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-27 20:47:24,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 20:47:24,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:24,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:24,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:24,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:24,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:24,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:24,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 20:47:24,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:47:24,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:47:24,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:24,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:47:24,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:47:24,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 20:47:24,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:25,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 20:47:25,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:25,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:25,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:25,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 20:47:25,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:25,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 20:47:25,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:25,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:47:25,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 20:47:25,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 20:47:25,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:25,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:47:25,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:25,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:25,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:25,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:47:25,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:25,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:47:25,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:25,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:47:25,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:47:25,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:47:25,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:25,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 20:47:25,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:25,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:25,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:25,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:47:25,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:25,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:47:25,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:25,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:25,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 20:47:25,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:25,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:25,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:25,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:25,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:25,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:25,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:47:25,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:25,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:47:25,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:25,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:25,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:25,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:25,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:25,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:25,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:25,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:25,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:25,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:47:25,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:25,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:25,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:25,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:25,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:25,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:25,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:25,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:47:25,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:25,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:25,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:25,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:25,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:25,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:25,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:25,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:25,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:25,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:25,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:25,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 20:47:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:25,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:25,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:25,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:47:25,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:25,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 20:47:25,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:25,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:25,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 20:47:25,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:25,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:25,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:25,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:25,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:25,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:25,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:47:25,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:25,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:47:25,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:25,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:25,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:25,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:25,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:25,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:25,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:25,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:25,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:25,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:47:25,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:25,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:25,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:25,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:25,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:25,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:25,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:25,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:47:25,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:25,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:25,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:25,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:25,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:25,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:25,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:25,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:25,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:25,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:25,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:25,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 20:47:25,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:25,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:25,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:25,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:25,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:47:25,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:47:25,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:47:25,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:25,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:25,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 20:47:25,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:25,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:25,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 20:47:25,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:25,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:25,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:25,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:47:25,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:25,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:47:25,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:25,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:25,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:47:25,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:25,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:25,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:25,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:25,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:25,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:25,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:47:25,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:25,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:47:25,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:25,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:25,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:25,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:25,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:25,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 20:47:25,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:25,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:25,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:25,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:25,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:25,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:25,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:25,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:25,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:47:25,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:25,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:25,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 20:47:25,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:25,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:25,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:25,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:25,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:25,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:47:25,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:25,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:25,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:47:25,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:25,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:25,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 20:47:25,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:25,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:25,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:25,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:25,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:25,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:25,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:25,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:25,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:47:25,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:25,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:25,316 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-27 20:47:25,317 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1072024898] [2020-10-27 20:47:25,317 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:47:25,317 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 20:47:25,317 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23948259] [2020-10-27 20:47:25,318 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 20:47:25,318 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:47:25,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 20:47:25,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-10-27 20:47:25,319 INFO L87 Difference]: Start difference. First operand 627 states and 986 transitions. Second operand 11 states. [2020-10-27 20:47:27,013 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 20:47:28,119 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 20:47:29,397 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 395 [2020-10-27 20:47:30,629 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 20:47:32,031 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 20:47:45,494 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 20:47:52,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:47:52,189 INFO L93 Difference]: Finished difference Result 1529 states and 2587 transitions. [2020-10-27 20:47:52,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-27 20:47:52,190 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 143 [2020-10-27 20:47:52,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:47:52,199 INFO L225 Difference]: With dead ends: 1529 [2020-10-27 20:47:52,200 INFO L226 Difference]: Without dead ends: 935 [2020-10-27 20:47:52,203 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=107, Invalid=355, Unknown=0, NotChecked=0, Total=462 [2020-10-27 20:47:52,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 935 states. [2020-10-27 20:47:52,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 935 to 631. [2020-10-27 20:47:52,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 631 states. [2020-10-27 20:47:52,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 631 states and 992 transitions. [2020-10-27 20:47:52,492 INFO L78 Accepts]: Start accepts. Automaton has 631 states and 992 transitions. Word has length 143 [2020-10-27 20:47:52,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:47:52,493 INFO L481 AbstractCegarLoop]: Abstraction has 631 states and 992 transitions. [2020-10-27 20:47:52,493 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 20:47:52,493 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 992 transitions. [2020-10-27 20:47:52,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-27 20:47:52,498 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:47:52,498 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 20:47:52,498 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 20:47:52,498 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]=== [2020-10-27 20:47:52,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:47:52,499 INFO L82 PathProgramCache]: Analyzing trace with hash 938934514, now seen corresponding path program 1 times [2020-10-27 20:47:52,499 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:47:52,499 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [797553508] [2020-10-27 20:47:52,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:47:52,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:52,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:52,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:52,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:52,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:53,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:57,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:57,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-27 20:47:57,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:47:57,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5033 [2020-10-27 20:47:57,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:57,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:47:57,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 59 [2020-10-27 20:47:57,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 20:47:57,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:58,677 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 388 [2020-10-27 20:47:58,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:47:58,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:58,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:58,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:58,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:58,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:58,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 20:47:58,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:58,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:58,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:58,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:58,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:58,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:47:58,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:58,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:58,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:58,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:47:58,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:58,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:58,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:58,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:58,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:58,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:58,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:58,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:47:58,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:58,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:58,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:58,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:47:58,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:58,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:58,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:58,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:58,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:58,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:58,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:58,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:47:58,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:58,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:58,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:58,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:58,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:58,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:58,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:58,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:58,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:58,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:58,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:58,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:47:58,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:58,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:58,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:58,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:47:58,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:58,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:58,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:58,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:58,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:58,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:58,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:58,879 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 20:47:58,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 20:47:58,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:58,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:58,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:58,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:59,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:59,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 20:47:59,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 20:47:59,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 242 [2020-10-27 20:47:59,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:59,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:47:59,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 20:47:59,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 20:47:59,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:59,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:59,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:59,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:59,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:59,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 20:47:59,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:59,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:47:59,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:59,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:59,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:59,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:59,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:59,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:47:59,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:59,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:59,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:59,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 20:47:59,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:59,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 20:47:59,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:59,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:47:59,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:47:59,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 20:47:59,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:59,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 20:47:59,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:59,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:59,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:59,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:47:59,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:59,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:47:59,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:59,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:47:59,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:59,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:47:59,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:59,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 20:47:59,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:59,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:59,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:59,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:47:59,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:59,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:47:59,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:59,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:59,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 20:47:59,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:59,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:59,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:59,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:59,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:59,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:59,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:47:59,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:59,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:47:59,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:59,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:59,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:59,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:59,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:47:59,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:59,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:59,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:59,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:59,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:47:59,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:59,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:59,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:59,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:59,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:59,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:59,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:59,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:47:59,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:59,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:59,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:59,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:59,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:59,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:59,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:59,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:59,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:59,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:59,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:59,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-27 20:47:59,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:59,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:59,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:59,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:47:59,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:59,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:47:59,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:59,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:59,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 20:47:59,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:59,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:59,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:59,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:59,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:59,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:59,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:47:59,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:59,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:47:59,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:59,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:59,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:59,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:59,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:59,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:59,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:59,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:59,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:47:59,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:59,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:59,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:59,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:59,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:59,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:59,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:59,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:47:59,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:59,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:59,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:59,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:59,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:59,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:59,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:59,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:59,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:59,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:59,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:59,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 20:47:59,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:59,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:59,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:59,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:59,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:47:59,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:47:59,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:47:59,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:59,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:59,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 20:47:59,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:59,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:59,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 20:47:59,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:59,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:59,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:59,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:47:59,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:59,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:47:59,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:59,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:59,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:47:59,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:59,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:59,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:59,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:59,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:59,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:59,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:47:59,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:59,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 20:47:59,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:59,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:59,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:59,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:59,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:59,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 20:47:59,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:59,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:59,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:59,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:59,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:59,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:47:59,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:59,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:59,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:47:59,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:59,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:59,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 20:47:59,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:59,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:59,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:59,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:59,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:59,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:47:59,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:59,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:59,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:47:59,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:59,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:59,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 20:47:59,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:59,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:59,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:59,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:59,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:59,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:47:59,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:59,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:59,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:47:59,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:59,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:59,452 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-27 20:47:59,452 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [797553508] [2020-10-27 20:47:59,459 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:47:59,459 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 20:47:59,460 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240567863] [2020-10-27 20:47:59,460 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 20:47:59,461 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:47:59,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 20:47:59,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-27 20:47:59,461 INFO L87 Difference]: Start difference. First operand 631 states and 992 transitions. Second operand 8 states. [2020-10-27 20:48:01,261 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 20:48:02,624 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 20:48:15,022 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-27 20:48:16,208 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 393 [2020-10-27 20:48:22,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:48:22,267 INFO L93 Difference]: Finished difference Result 1483 states and 2513 transitions. [2020-10-27 20:48:22,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 20:48:22,268 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 145 [2020-10-27 20:48:22,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:48:22,277 INFO L225 Difference]: With dead ends: 1483 [2020-10-27 20:48:22,277 INFO L226 Difference]: Without dead ends: 923 [2020-10-27 20:48:22,280 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2020-10-27 20:48:22,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 923 states. [2020-10-27 20:48:22,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 923 to 631. [2020-10-27 20:48:22,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 631 states. [2020-10-27 20:48:22,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 631 states and 987 transitions. [2020-10-27 20:48:22,506 INFO L78 Accepts]: Start accepts. Automaton has 631 states and 987 transitions. Word has length 145 [2020-10-27 20:48:22,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:48:22,506 INFO L481 AbstractCegarLoop]: Abstraction has 631 states and 987 transitions. [2020-10-27 20:48:22,506 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 20:48:22,506 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 987 transitions. [2020-10-27 20:48:22,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-27 20:48:22,512 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:48:22,512 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 20:48:22,512 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 20:48:22,513 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]=== [2020-10-27 20:48:22,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:48:22,513 INFO L82 PathProgramCache]: Analyzing trace with hash 201576143, now seen corresponding path program 1 times [2020-10-27 20:48:22,514 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:48:22,514 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1786356941] [2020-10-27 20:48:22,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:48:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:22,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:22,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:22,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:22,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking...