/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=SHALLOWEST --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_spec2_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:19:31,681 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:19:31,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:19:31,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:19:31,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:19:31,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:19:31,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:19:31,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:19:31,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:19:31,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:19:31,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:19:31,735 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:19:31,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:19:31,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:19:31,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:19:31,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:19:31,740 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:19:31,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:19:31,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:19:31,764 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:19:31,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:19:31,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:19:31,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:19:31,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:19:31,782 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:19:31,783 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:19:31,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:19:31,789 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:19:31,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:19:31,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:19:31,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:19:31,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:19:31,798 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:19:31,799 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:19:31,801 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:19:31,801 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:19:31,803 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:19:31,803 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:19:31,804 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:19:31,805 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:19:31,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:19:31,807 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 02:19:31,859 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:19:31,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:19:31,861 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:19:31,862 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:19:31,862 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:19:31,862 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:19:31,862 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:19:31,862 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:19:31,863 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:19:31,863 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:19:31,863 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:19:31,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:19:31,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:19:31,863 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:19:31,864 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:19:31,864 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:19:31,864 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:19:31,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:19:31,864 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:19:31,865 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:19:31,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:19:31,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:19:31,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:19:31,865 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:19:31,866 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:19:31,866 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:19:31,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:19:31,866 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:19:31,866 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:19:31,867 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:19:32,223 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:19:32,253 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:19:32,256 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:19:32,258 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:19:32,258 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:19:32,260 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec2_product27.cil.c [2020-10-27 02:19:32,343 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d43814fb0/a8b11daeab594c2bb56faea93ab3766b/FLAG08b88c6b4 [2020-10-27 02:19:33,105 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:19:33,106 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec2_product27.cil.c [2020-10-27 02:19:33,131 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d43814fb0/a8b11daeab594c2bb56faea93ab3766b/FLAG08b88c6b4 [2020-10-27 02:19:33,287 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d43814fb0/a8b11daeab594c2bb56faea93ab3766b [2020-10-27 02:19:33,290 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:19:33,297 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:19:33,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:19:33,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:19:33,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:19:33,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:19:33" (1/1) ... [2020-10-27 02:19:33,311 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fdc7625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:19:33, skipping insertion in model container [2020-10-27 02:19:33,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:19:33" (1/1) ... [2020-10-27 02:19:33,320 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:19:33,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:19:34,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:19:34,155 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:19:34,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:19:34,402 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:19:34,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:19:34 WrapperNode [2020-10-27 02:19:34,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:19:34,405 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:19:34,405 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:19:34,405 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:19:34,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:19:34" (1/1) ... [2020-10-27 02:19:34,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:19:34" (1/1) ... [2020-10-27 02:19:34,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:19:34" (1/1) ... [2020-10-27 02:19:34,481 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:19:34" (1/1) ... [2020-10-27 02:19:34,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:19:34" (1/1) ... [2020-10-27 02:19:34,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:19:34" (1/1) ... [2020-10-27 02:19:34,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:19:34" (1/1) ... [2020-10-27 02:19:34,597 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:19:34,598 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:19:34,599 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:19:34,599 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:19:34,600 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:19:34" (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 02:19:34,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:19:34,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:19:34,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:19:34,681 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:19:34,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:19:34,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:19:34,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:19:34,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:19:34,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:19:34,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:19:34,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-27 02:19:34,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-27 02:19:34,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__3 [2020-10-27 02:19:34,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__4 [2020-10-27 02:19:34,685 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:19:34,686 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 02:19:34,686 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 02:19:34,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:19:34,686 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 02:19:34,686 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 02:19:34,686 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 02:19:34,686 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-27 02:19:34,687 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 02:19:34,687 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 02:19:34,687 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-27 02:19:34,687 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 02:19:34,687 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 02:19:34,687 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 02:19:34,687 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 02:19:34,687 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 02:19:34,688 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 02:19:34,688 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 02:19:34,688 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 02:19:34,688 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 02:19:34,688 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 02:19:34,688 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-27 02:19:34,688 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 02:19:34,689 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 02:19:34,689 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 02:19:34,689 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-27 02:19:34,689 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 02:19:34,689 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 02:19:34,689 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 02:19:34,689 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 02:19:34,689 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 02:19:34,690 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 02:19:34,690 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-27 02:19:34,690 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-27 02:19:34,690 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 02:19:34,690 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 02:19:34,690 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 02:19:34,690 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 02:19:34,691 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 02:19:34,691 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 02:19:34,691 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 02:19:34,691 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 02:19:34,692 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 02:19:34,692 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 02:19:34,692 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 02:19:34,693 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 02:19:34,693 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 02:19:34,693 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 02:19:34,693 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:19:34,693 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 02:19:34,693 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:19:34,693 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 02:19:34,694 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 02:19:34,694 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 02:19:34,694 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 02:19:34,694 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 02:19:34,694 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 02:19:34,695 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 02:19:34,696 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 02:19:34,697 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 02:19:34,697 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 02:19:34,697 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 02:19:34,697 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:19:34,697 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:19:34,697 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:19:34,698 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:19:34,698 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:19:34,698 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:19:34,699 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:19:34,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:19:34,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:19:34,699 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:19:34,699 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:19:34,699 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:19:34,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:19:34,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:19:34,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:19:34,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:19:34,700 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:19:34,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:19:34,700 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:19:34,700 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:19:34,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:19:34,701 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:19:34,701 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:19:34,701 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:19:34,701 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:19:34,701 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 02:19:34,701 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 02:19:34,702 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-27 02:19:34,702 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-27 02:19:34,702 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__3 [2020-10-27 02:19:34,702 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__4 [2020-10-27 02:19:34,702 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 02:19:34,702 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 02:19:34,703 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:19:34,703 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 02:19:34,703 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 02:19:34,703 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 02:19:34,704 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 02:19:34,704 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 02:19:34,704 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 02:19:34,706 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 02:19:34,706 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 02:19:34,706 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 02:19:34,706 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:19:34,706 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 02:19:34,707 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 02:19:34,707 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 02:19:34,707 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 02:19:34,708 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 02:19:34,708 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 02:19:34,708 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 02:19:34,708 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 02:19:34,708 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 02:19:34,708 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 02:19:34,709 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 02:19:34,710 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 02:19:34,712 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 02:19:34,713 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-27 02:19:34,713 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-27 02:19:34,713 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-27 02:19:34,713 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 02:19:34,714 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-27 02:19:34,714 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 02:19:34,716 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 02:19:34,716 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 02:19:34,716 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 02:19:34,717 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 02:19:34,722 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-27 02:19:34,722 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 02:19:34,722 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 02:19:34,722 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-27 02:19:34,722 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 02:19:34,722 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 02:19:34,722 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 02:19:34,722 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 02:19:34,723 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 02:19:34,723 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 02:19:34,723 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 02:19:34,726 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 02:19:34,727 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 02:19:34,727 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 02:19:34,727 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 02:19:34,727 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 02:19:34,727 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 02:19:34,727 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 02:19:34,727 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 02:19:34,727 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 02:19:34,728 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 02:19:34,728 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:19:34,728 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 02:19:34,728 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:19:34,728 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:19:34,728 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:19:34,728 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:19:34,728 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 02:19:34,728 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:19:34,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:19:34,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:19:34,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:19:37,060 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:19:37,060 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 02:19:37,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:19:37 BoogieIcfgContainer [2020-10-27 02:19:37,064 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:19:37,066 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:19:37,066 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:19:37,069 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:19:37,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:19:33" (1/3) ... [2020-10-27 02:19:37,070 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9d6b166 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:19:37, skipping insertion in model container [2020-10-27 02:19:37,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:19:34" (2/3) ... [2020-10-27 02:19:37,071 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9d6b166 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:19:37, skipping insertion in model container [2020-10-27 02:19:37,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:19:37" (3/3) ... [2020-10-27 02:19:37,073 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product27.cil.c [2020-10-27 02:19:37,084 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:19:37,091 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:19:37,104 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:19:37,136 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:19:37,136 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:19:37,136 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:19:37,136 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:19:37,137 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:19:37,137 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:19:37,137 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:19:37,137 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:19:37,197 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states. [2020-10-27 02:19:37,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-10-27 02:19:37,232 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:19:37,233 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:19:37,233 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 02:19:37,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:19:37,241 INFO L82 PathProgramCache]: Analyzing trace with hash -1188067301, now seen corresponding path program 1 times [2020-10-27 02:19:37,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:19:37,254 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1260387190] [2020-10-27 02:19:37,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:19:37,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:37,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:38,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:38,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:38,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:40,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:42,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:42,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:42,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:42,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 194 [2020-10-27 02:19:42,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:19:42,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5059 [2020-10-27 02:19:42,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:42,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:19:42,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:19:42,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 92 [2020-10-27 02:19:42,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 02:19:43,881 WARN L193 SmtUtils]: Spent 972.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 02:19:43,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:19:43,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:43,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:44,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:44,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:19:44,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:44,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 152 [2020-10-27 02:19:44,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:44,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:19:44,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:44,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:19:44,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:44,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:19:44,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:44,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:44,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:44,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:19:44,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:44,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:19:44,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:44,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:19:44,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:44,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:19:44,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:44,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:19:44,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:44,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:44,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:44,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:19:44,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:44,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:19:44,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:44,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:19:44,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:44,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:19:44,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:44,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:19:44,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:44,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:44,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:44,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:19:44,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:44,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:19:44,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:44,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:19:44,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:44,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:19:44,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:44,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:19:44,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:44,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:44,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:44,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:19:44,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:44,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:19:44,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:44,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:19:44,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:44,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:19:44,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:44,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:19:44,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:44,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:44,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:44,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:19:44,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:44,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:19:44,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:44,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:19:44,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:44,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:19:44,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:44,451 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 02:19:44,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:19:44,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:44,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:44,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:44,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:44,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:44,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:47,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:47,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:47,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:49,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:49,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-27 02:19:49,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 02:19:49,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-27 02:19:49,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:49,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:19:49,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:19:49,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:19:49,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:49,676 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:19:49,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:19:49,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:49,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:49,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:49,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:49,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:50,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:50,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:19:50,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:19:50,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 513 [2020-10-27 02:19:50,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:50,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:19:50,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:19:50,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:19:50,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:50,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:19:50,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:50,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:50,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:50,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:19:50,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:50,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:19:50,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:50,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:19:50,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:19:50,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:19:50,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:50,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:19:50,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:50,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:50,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:50,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:50,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:19:50,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:19:50,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-27 02:19:50,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:50,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:19:50,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:19:50,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:19:50,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:50,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:19:50,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:50,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:50,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:50,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:19:50,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:50,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:19:50,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:50,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:19:50,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:50,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:19:50,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:50,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 02:19:50,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:50,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:50,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:50,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:50,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:50,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-27 02:19:50,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:19:50,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 135 [2020-10-27 02:19:50,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:50,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:19:50,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 75 [2020-10-27 02:19:50,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 02:19:50,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:50,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:19:50,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:50,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:50,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:50,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-27 02:19:50,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:50,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-27 02:19:50,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:50,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:19:50,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 71 [2020-10-27 02:19:50,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 02:19:50,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:50,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:19:50,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:50,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:50,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:50,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:19:50,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:50,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:19:50,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:50,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:19:50,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:50,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:19:50,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:50,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:19:50,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:50,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:50,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:50,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:19:50,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:50,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:19:50,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:50,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:19:50,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:50,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:19:50,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:50,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:19:50,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:50,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:50,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:50,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:19:50,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:50,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:19:50,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:50,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:19:50,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:50,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:19:50,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:50,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:19:50,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:50,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:50,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:50,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:19:50,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:50,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:19:50,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:50,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:19:50,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:50,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:19:50,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:50,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:19:50,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:50,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:50,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:50,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:19:50,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:50,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:19:50,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:50,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:19:50,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:50,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:19:50,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:50,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:19:50,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:50,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:50,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:50,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:19:50,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:50,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:19:50,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:50,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:19:50,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:50,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:19:50,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:50,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:19:50,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:50,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:50,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:50,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:19:50,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:50,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:19:50,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:50,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:19:50,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:50,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:19:50,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:50,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:19:50,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:50,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:50,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:50,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:19:50,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:50,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:19:50,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:50,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:19:50,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:50,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:19:50,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:50,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 02:19:50,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:50,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:50,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:50,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:19:50,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:50,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:19:50,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:50,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:19:50,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 02:19:50,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 02:19:50,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:19:50,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 02:19:50,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:50,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:50,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:50,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 02:19:50,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:50,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:19:50,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:50,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:19:50,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 02:19:50,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:19:50,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 02:19:50,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:19:50,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:19:50,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:19:50,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:19:50,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:19:50,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:19:50,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:19:50,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:19:50,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:19:50,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:19:50,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:19:50,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:19:50,992 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-27 02:19:50,992 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1260387190] [2020-10-27 02:19:50,994 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:19:50,995 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-27 02:19:50,995 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196974014] [2020-10-27 02:19:51,001 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 02:19:51,001 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:19:51,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 02:19:51,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2020-10-27 02:19:51,018 INFO L87 Difference]: Start difference. First operand 790 states. Second operand 14 states. [2020-10-27 02:19:53,297 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:19:53,885 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:19:55,190 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:19:56,534 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 02:19:57,936 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:20:00,401 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:20:07,357 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 02:20:07,664 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-27 02:20:09,486 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:20:10,159 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-27 02:20:10,380 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-27 02:20:12,396 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:20:15,840 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-27 02:21:07,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:21:07,437 INFO L93 Difference]: Finished difference Result 2765 states and 5008 transitions. [2020-10-27 02:21:07,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-10-27 02:21:07,439 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 134 [2020-10-27 02:21:07,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:21:07,507 INFO L225 Difference]: With dead ends: 2765 [2020-10-27 02:21:07,507 INFO L226 Difference]: Without dead ends: 2100 [2020-10-27 02:21:07,526 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 557 ImplicationChecksByTransitivity, 9.8s TimeCoverageRelationStatistics Valid=456, Invalid=1614, Unknown=0, NotChecked=0, Total=2070 [2020-10-27 02:21:07,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2100 states. [2020-10-27 02:21:08,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2100 to 1139. [2020-10-27 02:21:08,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1139 states. [2020-10-27 02:21:08,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 1139 states and 1826 transitions. [2020-10-27 02:21:08,226 INFO L78 Accepts]: Start accepts. Automaton has 1139 states and 1826 transitions. Word has length 134 [2020-10-27 02:21:08,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:21:08,227 INFO L481 AbstractCegarLoop]: Abstraction has 1139 states and 1826 transitions. [2020-10-27 02:21:08,227 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 02:21:08,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1826 transitions. [2020-10-27 02:21:08,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-27 02:21:08,249 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:21:08,250 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:21:08,250 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:21:08,252 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 02:21:08,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:21:08,253 INFO L82 PathProgramCache]: Analyzing trace with hash -260220335, now seen corresponding path program 1 times [2020-10-27 02:21:08,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:21:08,253 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1835888411] [2020-10-27 02:21:08,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:21:08,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:08,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:08,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:08,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:08,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:10,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:10,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:12,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:13,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:13,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-27 02:21:13,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:21:13,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-27 02:21:13,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:13,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 02:21:13,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:21:13,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 150 [2020-10-27 02:21:13,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:14,554 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 02:21:14,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:21:14,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:14,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:14,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:14,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:14,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:14,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 183 [2020-10-27 02:21:14,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:14,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:14,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:14,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:21:14,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:14,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:21:14,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:14,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:14,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:14,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:21:14,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:14,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:14,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:14,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:14,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:14,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:21:14,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:14,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:21:14,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:14,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:14,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:14,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:21:14,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:14,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:14,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:14,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:14,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:14,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:21:14,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:14,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:21:14,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:14,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:14,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:14,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:14,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:14,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:14,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:14,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:14,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:14,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:21:14,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:14,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:21:14,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:14,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:14,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:14,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:21:14,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:14,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:14,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:14,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:14,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:14,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:21:14,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:14,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:21:14,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:14,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:14,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:14,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:14,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:14,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:21:14,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:14,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:14,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:14,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:21:14,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:15,095 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 02:21:15,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:21:15,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:15,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:15,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:15,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:15,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:16,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:16,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:20,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:20,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-27 02:21:20,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:21:20,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-27 02:21:20,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:20,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 02:21:20,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:21:20,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 145 [2020-10-27 02:21:20,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:20,317 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:21:20,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:21:20,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:20,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:20,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:20,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:20,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:20,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:20,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:20,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 02:21:20,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:21:20,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 597 [2020-10-27 02:21:20,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:20,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:20,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:20,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 02:21:20,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:20,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:20,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:20,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:20,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:20,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:20,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:21:20,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:21:20,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:21:20,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:20,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:20,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:20,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:20,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:20,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 02:21:20,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:20,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:20,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:20,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:20,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:21:20,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:21:20,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 02:21:20,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:20,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:20,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:20,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:20,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:21,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 02:21:21,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:21,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:21,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:21,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:21:21,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:21,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:21,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:21,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:21,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:21,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:21,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:21,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:21:21,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:21,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:21,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:21,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:21,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-27 02:21:21,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:21:21,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 548 [2020-10-27 02:21:21,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:21,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 02:21:21,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:21:21,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 109 [2020-10-27 02:21:21,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:21,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:21,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:21,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:21,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:21,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:21,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-27 02:21:21,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:21:21,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 321 [2020-10-27 02:21:21,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:21,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 02:21:21,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:21:21,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 99 [2020-10-27 02:21:21,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:22,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:22,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:22,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:22,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:22,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:21:22,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:22,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:21:22,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:22,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:22,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:22,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-27 02:21:22,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:22,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:22,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:22,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:22,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:22,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:21:22,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:22,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:21:22,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:22,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:22,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:22,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:22,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:22,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:22,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:22,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:22,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:22,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:21:22,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:22,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:22,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:22,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:22,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:22,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:22,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:22,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:21:22,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:22,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:22,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:22,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:22,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:22,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:21:22,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:22,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:22,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:22,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:22,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:22,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:21:22,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:22,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:22,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:22,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:21:22,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:22,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 02:21:22,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:22,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:22,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:22,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:21:22,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:22,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:22,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:22,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:22,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:22,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:21:22,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:22,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:21:22,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:22,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:22,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:22,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:22,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:22,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:22,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:22,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:22,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:22,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:21:22,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:22,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:22,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:22,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:22,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:22,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:22,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:22,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:21:22,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:22,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:22,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:22,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:22,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:22,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:22,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:22,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:22,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:22,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:22,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:22,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 02:21:22,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:22,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:22,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:22,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:22,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:21:22,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:21:22,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 02:21:22,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:22,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:21:22,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:22,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 02:21:22,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:22,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 02:21:22,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:22,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:22,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:22,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 02:21:22,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:22,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 02:21:22,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:22,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:21:22,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:22,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 02:21:22,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:22,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:21:22,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:21:22,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:21:22,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:21:22,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:21:22,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:21:22,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:21:22,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:21:22,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:21:22,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:21:22,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:21:22,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:21:22,414 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-27 02:21:22,415 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1835888411] [2020-10-27 02:21:22,415 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:21:22,415 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 02:21:22,415 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016437587] [2020-10-27 02:21:22,417 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 02:21:22,417 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:21:22,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 02:21:22,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2020-10-27 02:21:22,418 INFO L87 Difference]: Start difference. First operand 1139 states and 1826 transitions. Second operand 13 states. [2020-10-27 02:21:24,393 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:21:24,898 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-27 02:21:26,929 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-27 02:21:32,285 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-27 02:21:32,587 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 02:21:32,826 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-27 02:21:33,146 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:21:34,281 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 02:21:34,603 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-27 02:21:35,274 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:21:37,618 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-10-27 02:21:40,143 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:21:46,785 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 02:21:50,072 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-27 02:21:50,349 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:21:55,671 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-27 02:21:55,937 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:21:56,107 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:22:14,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:22:14,519 INFO L93 Difference]: Finished difference Result 3246 states and 5858 transitions. [2020-10-27 02:22:14,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-10-27 02:22:14,520 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 138 [2020-10-27 02:22:14,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:22:14,543 INFO L225 Difference]: With dead ends: 3246 [2020-10-27 02:22:14,543 INFO L226 Difference]: Without dead ends: 2200 [2020-10-27 02:22:14,552 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 49 SyntacticMatches, 1 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 602 ImplicationChecksByTransitivity, 7.8s TimeCoverageRelationStatistics Valid=443, Invalid=1627, Unknown=0, NotChecked=0, Total=2070 [2020-10-27 02:22:14,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2200 states. [2020-10-27 02:22:14,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2200 to 1149. [2020-10-27 02:22:14,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1149 states. [2020-10-27 02:22:14,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 1149 states and 1845 transitions. [2020-10-27 02:22:14,958 INFO L78 Accepts]: Start accepts. Automaton has 1149 states and 1845 transitions. Word has length 138 [2020-10-27 02:22:14,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:22:14,959 INFO L481 AbstractCegarLoop]: Abstraction has 1149 states and 1845 transitions. [2020-10-27 02:22:14,960 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 02:22:14,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1845 transitions. [2020-10-27 02:22:14,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-27 02:22:14,965 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:22:14,966 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:22:14,966 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 02:22:14,966 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 02:22:14,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:22:14,967 INFO L82 PathProgramCache]: Analyzing trace with hash 2041203847, now seen corresponding path program 1 times [2020-10-27 02:22:14,967 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:22:14,967 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [115343138] [2020-10-27 02:22:14,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:22:15,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:15,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:15,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:15,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:15,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:15,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:19,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:20,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:20,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 205 [2020-10-27 02:22:20,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:22:20,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-27 02:22:20,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:20,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-27 02:22:20,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:22:20,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 158 [2020-10-27 02:22:20,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:21,325 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 02:22:21,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:22:21,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:21,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:21,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:21,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:21,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:21,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-27 02:22:21,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:21,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:21,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:21,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:22:21,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:21,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:22:21,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:21,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:21,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:21,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:22:21,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:21,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:21,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:21,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:21,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:21,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:22:21,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:21,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:22:21,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:21,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:21,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:21,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:22:21,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:21,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:21,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:21,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:21,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:21,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:22:21,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:21,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:22:21,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:21,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:21,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:21,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:21,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:21,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:21,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:21,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:21,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:21,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:22:21,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:21,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:22:21,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:21,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:21,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:21,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:22:21,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:21,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:21,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:21,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:21,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:21,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:22:21,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:21,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:22:21,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:21,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:21,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:21,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:21,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:21,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:22:21,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:21,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:21,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:21,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:22:21,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:21,759 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 02:22:21,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:22:21,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:21,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:21,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:21,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:21,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:22,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:23,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:26,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:26,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 152 [2020-10-27 02:22:26,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:22:26,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 02:22:26,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:26,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:22:26,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:22:26,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:22:26,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:26,966 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:22:26,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:22:26,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:26,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:27,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:27,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:27,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:27,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:27,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 02:22:27,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:22:27,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 679 [2020-10-27 02:22:27,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:27,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:22:27,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:22:27,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:22:27,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:27,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:27,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:27,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:27,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:27,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:22:27,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:27,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:22:27,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:27,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:22:27,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:22:27,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:22:27,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:27,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 02:22:27,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:27,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:27,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:27,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:27,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:22:27,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:22:27,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 02:22:27,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:27,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:22:27,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:22:27,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 02:22:27,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:27,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 02:22:27,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:27,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:27,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:27,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:22:27,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:27,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:22:27,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:27,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:27,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:27,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:22:27,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:27,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:22:27,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:27,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:27,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:27,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:28,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:32,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:32,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-27 02:22:32,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:22:32,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 02:22:32,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:32,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-27 02:22:32,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 02:22:32,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-27 02:22:32,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:32,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:32,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:32,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:32,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:33,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:37,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:37,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 106 [2020-10-27 02:22:37,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:22:37,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 02:22:37,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:37,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-27 02:22:37,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 02:22:37,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-27 02:22:37,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:38,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:38,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:38,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:38,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:38,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:22:38,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:38,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 02:22:38,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:38,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:22:38,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:38,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 02:22:38,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:38,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:38,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:38,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:38,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:38,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:22:38,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:38,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:22:38,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:38,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:22:38,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:38,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:22:38,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:38,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:38,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:38,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:38,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:38,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:22:38,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:38,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:22:38,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:38,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:22:38,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:38,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:22:38,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:38,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:22:38,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:38,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:38,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:38,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:38,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:38,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:38,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:38,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:38,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:38,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:22:38,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:38,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:22:38,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:38,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:38,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:38,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:38,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:22:38,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:22:38,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 108 [2020-10-27 02:22:38,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:38,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 02:22:38,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:38,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-27 02:22:38,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:38,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:38,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:38,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:38,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:38,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:22:38,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:38,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:22:38,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:38,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:22:38,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:38,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:22:38,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:38,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:38,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:38,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:38,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:38,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:22:38,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:38,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:22:38,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:38,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:38,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:38,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:38,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:38,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:22:38,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:38,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:38,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:38,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:38,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:38,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:22:38,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:38,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:22:38,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:38,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:22:38,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:38,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 02:22:38,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:38,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:38,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:38,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:22:38,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:38,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 02:22:38,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:38,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 02:22:38,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 02:22:38,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 02:22:38,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:39,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 02:22:39,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:39,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:39,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:39,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:39,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:39,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 02:22:39,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:39,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 02:22:39,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:39,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:22:39,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:39,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 02:22:39,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:39,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:39,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:39,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 02:22:39,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:39,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:22:39,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:39,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:39,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 02:22:39,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:39,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:39,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:22:39,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:22:39,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:22:39,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:22:39,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:22:39,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:22:39,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:22:39,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:22:39,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:22:39,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:22:39,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:22:39,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:22:39,194 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-27 02:22:39,194 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [115343138] [2020-10-27 02:22:39,194 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 02:22:39,195 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2020-10-27 02:22:39,195 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411091647] [2020-10-27 02:22:39,195 INFO L461 AbstractCegarLoop]: Interpolant automaton has 30 states [2020-10-27 02:22:39,196 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:22:39,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2020-10-27 02:22:39,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=797, Unknown=0, NotChecked=0, Total=870 [2020-10-27 02:22:39,197 INFO L87 Difference]: Start difference. First operand 1149 states and 1845 transitions. Second operand 30 states. [2020-10-27 02:22:43,410 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:22:44,126 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-27 02:22:45,630 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:22:47,006 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 02:22:48,576 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:22:52,322 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 02:22:53,626 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 02:22:54,981 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 02:22:56,653 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:22:58,013 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 02:22:59,310 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-27 02:23:00,694 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 02:23:01,974 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:23:02,685 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-27 02:23:03,081 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-27 02:23:04,479 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 02:23:06,020 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 02:23:15,471 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 116