/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_spec9_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:27:05,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:27:05,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:27:05,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:27:05,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:27:06,005 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:27:06,008 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:27:06,011 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:27:06,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:27:06,019 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:27:06,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:27:06,026 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:27:06,027 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:27:06,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:27:06,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:27:06,036 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:27:06,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:27:06,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:27:06,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:27:06,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:27:06,083 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:27:06,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:27:06,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:27:06,088 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:27:06,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:27:06,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:27:06,095 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:27:06,097 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:27:06,097 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:27:06,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:27:06,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:27:06,100 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:27:06,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:27:06,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:27:06,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:27:06,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:27:06,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:27:06,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:27:06,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:27:06,107 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:27:06,107 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:27:06,109 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 02:27:06,158 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:27:06,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:27:06,163 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:27:06,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:27:06,164 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:27:06,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:27:06,164 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:27:06,165 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:27:06,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:27:06,165 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:27:06,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:27:06,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:27:06,167 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:27:06,167 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:27:06,167 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:27:06,167 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:27:06,167 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:27:06,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:27:06,168 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:27:06,168 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:27:06,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:27:06,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:27:06,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:27:06,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:27:06,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:27:06,169 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:27:06,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:27:06,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:27:06,170 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:27:06,170 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:27:06,613 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:27:06,640 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:27:06,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:27:06,645 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:27:06,646 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:27:06,647 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec9_product09.cil.c [2020-10-27 02:27:06,720 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7b615cfd6/5b42bf31ab054d7a96a4f7468a034ee0/FLAG1a5379c4c [2020-10-27 02:27:07,436 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:27:07,437 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec9_product09.cil.c [2020-10-27 02:27:07,464 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7b615cfd6/5b42bf31ab054d7a96a4f7468a034ee0/FLAG1a5379c4c [2020-10-27 02:27:07,618 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7b615cfd6/5b42bf31ab054d7a96a4f7468a034ee0 [2020-10-27 02:27:07,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:27:07,628 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:27:07,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:27:07,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:27:07,634 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:27:07,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:27:07" (1/1) ... [2020-10-27 02:27:07,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bb7af0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:27:07, skipping insertion in model container [2020-10-27 02:27:07,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:27:07" (1/1) ... [2020-10-27 02:27:07,647 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:27:07,741 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:27:08,445 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:27:08,460 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:27:08,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:27:08,646 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:27:08,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:27:08 WrapperNode [2020-10-27 02:27:08,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:27:08,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:27:08,650 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:27:08,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:27:08,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:27:08" (1/1) ... [2020-10-27 02:27:08,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:27:08" (1/1) ... [2020-10-27 02:27:08,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:27:08" (1/1) ... [2020-10-27 02:27:08,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:27:08" (1/1) ... [2020-10-27 02:27:08,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:27:08" (1/1) ... [2020-10-27 02:27:08,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:27:08" (1/1) ... [2020-10-27 02:27:08,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:27:08" (1/1) ... [2020-10-27 02:27:08,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:27:08,831 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:27:08,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:27:08,832 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:27:08,835 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:27:08" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:27:08,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:27:08,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:27:08,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 02:27:08,929 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:27:08,929 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 02:27:08,935 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 02:27:08,935 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 02:27:08,935 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 02:27:08,936 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 02:27:08,936 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 02:27:08,937 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 02:27:08,937 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 02:27:08,937 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 02:27:08,937 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 02:27:08,937 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 02:27:08,938 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 02:27:08,938 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 02:27:08,939 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 02:27:08,939 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 02:27:08,939 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 02:27:08,939 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 02:27:08,939 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 02:27:08,939 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 02:27:08,939 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 02:27:08,940 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 02:27:08,940 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 02:27:08,940 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 02:27:08,941 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 02:27:08,941 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 02:27:08,941 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:27:08,941 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 02:27:08,941 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 02:27:08,941 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 02:27:08,941 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 02:27:08,942 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 02:27:08,942 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 02:27:08,942 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 02:27:08,942 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 02:27:08,942 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 02:27:08,942 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 02:27:08,942 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 02:27:08,942 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 02:27:08,943 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 02:27:08,943 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 02:27:08,943 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 02:27:08,943 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 02:27:08,943 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 02:27:08,943 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 02:27:08,943 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 02:27:08,944 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 02:27:08,944 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 02:27:08,944 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 02:27:08,944 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 02:27:08,945 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 02:27:08,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 02:27:08,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 02:27:08,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 02:27:08,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 02:27:08,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 02:27:08,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 02:27:08,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__1 [2020-10-27 02:27:08,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__2 [2020-10-27 02:27:08,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__3 [2020-10-27 02:27:08,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__4 [2020-10-27 02:27:08,947 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 02:27:08,947 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 02:27:08,947 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 02:27:08,947 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 02:27:08,947 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 02:27:08,947 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 02:27:08,948 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 02:27:08,948 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 02:27:08,950 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 02:27:08,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 02:27:08,950 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:27:08,951 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:27:08,951 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:27:08,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:27:08,951 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:27:08,951 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 02:27:08,951 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 02:27:08,951 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 02:27:08,952 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 02:27:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 02:27:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 02:27:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 02:27:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 02:27:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 02:27:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 02:27:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 02:27:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 02:27:08,954 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 02:27:08,954 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 02:27:08,954 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 02:27:08,954 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 02:27:08,954 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 02:27:08,954 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 02:27:08,954 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 02:27:08,954 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 02:27:08,955 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 02:27:08,955 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 02:27:08,955 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 02:27:08,955 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 02:27:08,955 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 02:27:08,955 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 02:27:08,956 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 02:27:08,956 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 02:27:08,956 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 02:27:08,956 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 02:27:08,956 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 02:27:08,957 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__1 [2020-10-27 02:27:08,957 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__4 [2020-10-27 02:27:08,957 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 02:27:08,958 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 02:27:08,958 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 02:27:08,958 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 02:27:08,958 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:27:08,959 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 02:27:08,960 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 02:27:08,960 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 02:27:08,960 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 02:27:08,960 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 02:27:08,960 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 02:27:08,960 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 02:27:08,961 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 02:27:08,961 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 02:27:08,961 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 02:27:08,961 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 02:27:08,961 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__2 [2020-10-27 02:27:08,961 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 02:27:08,963 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 02:27:08,963 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 02:27:08,966 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 02:27:08,966 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 02:27:08,967 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 02:27:08,967 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 02:27:08,967 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 02:27:08,968 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 02:27:08,968 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__3 [2020-10-27 02:27:08,968 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 02:27:08,968 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:27:08,969 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 02:27:08,969 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 02:27:08,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:27:08,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:27:08,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:27:08,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:27:08,976 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 02:27:08,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:27:08,976 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 02:27:08,976 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 02:27:08,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:27:08,976 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 02:27:08,976 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 02:27:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 02:27:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 02:27:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 02:27:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 02:27:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 02:27:08,978 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 02:27:08,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:27:08,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:27:08,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:27:11,239 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:27:11,239 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 02:27:11,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:27:11 BoogieIcfgContainer [2020-10-27 02:27:11,243 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:27:11,245 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:27:11,245 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:27:11,248 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:27:11,248 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:27:07" (1/3) ... [2020-10-27 02:27:11,249 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7089d6e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:27:11, skipping insertion in model container [2020-10-27 02:27:11,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:27:08" (2/3) ... [2020-10-27 02:27:11,249 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7089d6e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:27:11, skipping insertion in model container [2020-10-27 02:27:11,250 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:27:11" (3/3) ... [2020-10-27 02:27:11,251 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec9_product09.cil.c [2020-10-27 02:27:11,263 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:27:11,269 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 02:27:11,282 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 02:27:11,313 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:27:11,314 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:27:11,314 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:27:11,314 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:27:11,314 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:27:11,314 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:27:11,314 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:27:11,314 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:27:11,348 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states. [2020-10-27 02:27:11,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-10-27 02:27:11,375 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:27:11,376 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:27:11,378 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 02:27:11,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:27:11,390 INFO L82 PathProgramCache]: Analyzing trace with hash -1277133873, now seen corresponding path program 1 times [2020-10-27 02:27:11,401 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:27:11,402 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [4608097] [2020-10-27 02:27:11,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:27:11,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:27:11,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:12,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:12,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:12,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:12,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:16,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:27:16,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-27 02:27:16,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:27:16,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 02:27:16,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:27:16,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 02:27:16,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:27:16,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-27 02:27:16,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 02:27:17,916 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 02:27:17,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:27:17,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:27:17,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:18,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:27:18,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:27:18,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:27:18,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 248 [2020-10-27 02:27:18,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:27:18,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:27:18,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:27:18,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:27:18,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:27:18,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:27:18,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:27:18,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:18,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:27:18,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:27:18,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:27:18,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:27:18,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:27:18,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:27:18,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:27:18,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:27:18,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:27:18,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:27:18,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:27:18,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:18,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:27:18,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:27:18,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:27:18,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:27:18,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:27:18,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:27:18,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:27:18,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:27:18,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:27:18,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:27:18,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:27:18,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:18,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:27:18,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:27:18,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:27:18,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:27:18,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:27:18,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:27:18,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:27:18,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:27:18,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:27:18,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:27:18,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:27:18,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:18,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:27:18,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:27:18,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:27:18,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:27:18,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:27:18,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:27:18,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:27:18,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:27:18,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:27:18,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:27:18,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:27:18,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:18,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:27:18,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:27:18,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:27:18,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:27:18,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:27:18,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:27:18,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:27:18,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:27:18,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:27:18,576 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-27 02:27:18,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:27:18,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:27:18,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:18,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:18,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:18,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:20,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:20,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:20,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:23,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:27:23,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-27 02:27:23,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 02:27:23,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 02:27:23,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:27:23,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:27:23,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:27:23,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:27:23,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:27:23,783 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:27:23,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:27:23,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:27:23,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:23,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:23,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:23,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:24,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:27:24,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 02:27:24,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:27:24,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 635 [2020-10-27 02:27:24,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:27:24,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:27:24,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:27:24,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:27:24,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:27:24,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:27:24,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:27:24,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:24,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:27:24,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:27:24,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:27:24,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:27:24,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:27:24,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:27:24,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:27:24,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:27:24,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:27:24,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 02:27:24,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:27:24,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:24,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:24,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:27:24,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:27:24,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:27:24,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 02:27:24,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:27:24,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:27:24,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:27:24,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 02:27:24,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:27:24,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 02:27:24,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:27:24,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:24,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:27:24,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:27:24,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:27:24,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:27:24,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:27:24,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:27:24,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:27:24,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:27:24,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:27:24,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 02:27:24,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:27:24,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:24,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:24,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:25,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:25,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:26,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:27:26,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-27 02:27:26,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:27:26,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1561 [2020-10-27 02:27:26,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:27:26,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:27:26,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-27 02:27:26,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:27:26,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:27:26,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:27:26,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:27:26,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:26,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:26,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:27,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:27:27,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-10-27 02:27:27,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:27:27,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 904 [2020-10-27 02:27:27,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:27:27,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:27:27,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 02:27:27,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:27:27,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:27:27,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:27:27,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:27:27,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:27,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:27:27,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 02:27:27,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:27:27,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 02:27:27,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:27:27,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:27:27,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:27:27,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 02:27:27,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:27:27,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:27:27,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:27:27,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:27,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:27:27,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:27:27,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:27:27,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:27:27,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:27:27,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:27:27,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:27:27,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:27:27,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:27:27,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 02:27:27,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:27:27,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:27,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:27:27,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:27:27,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:27:27,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:27:27,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:27:27,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:27:27,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:27:27,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:27:27,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:27:27,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:27:27,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:27:27,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:27,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:27:27,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:27:27,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:27:27,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:27:27,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:27:27,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:27:27,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:27:27,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:27:27,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:27:27,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 02:27:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:27:27,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:27,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:27,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:27:27,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 02:27:27,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:27:27,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 02:27:27,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:27:27,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:27:27,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 02:27:27,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:27:27,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:27:27,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:27:27,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:27:27,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:27,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:27:27,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:27:27,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:27:27,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:27:27,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:27:27,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:27:27,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:27:27,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:27:27,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:27:27,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:27:27,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:27:27,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:27:27,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:27:27,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:27:27,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:27:27,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 02:27:27,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:27:27,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:27:27,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:27:27,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:27:27,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 02:27:27,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 02:27:27,727 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [4608097] [2020-10-27 02:27:27,729 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:27:27,729 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-10-27 02:27:27,730 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860810655] [2020-10-27 02:27:27,735 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-27 02:27:27,736 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:27:27,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-27 02:27:27,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2020-10-27 02:27:27,754 INFO L87 Difference]: Start difference. First operand 732 states. Second operand 19 states. [2020-10-27 02:27:30,044 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-27 02:27:30,703 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-27 02:27:32,001 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 02:27:33,210 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-27 02:27:34,658 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 02:27:38,085 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 404 [2020-10-27 02:27:39,389 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 404 [2020-10-27 02:27:40,585 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 404 [2020-10-27 02:27:40,844 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-27 02:27:41,612 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-27 02:27:44,778 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 02:27:45,017 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 02:27:45,493 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 02:27:49,803 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 02:27:51,031 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 02:27:52,229 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-27 02:27:52,611 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:27:52,964 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-27 02:27:57,926 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 02:27:59,176 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-27 02:27:59,710 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-27 02:28:00,018 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:28:02,103 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 02:28:03,351 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 02:28:04,501 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 02:28:04,723 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:28:05,247 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:28:34,182 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-27 02:28:37,867 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-27 02:28:44,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:28:44,967 INFO L93 Difference]: Finished difference Result 2723 states and 5277 transitions. [2020-10-27 02:28:44,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2020-10-27 02:28:44,969 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 110 [2020-10-27 02:28:44,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:28:45,048 INFO L225 Difference]: With dead ends: 2723 [2020-10-27 02:28:45,049 INFO L226 Difference]: Without dead ends: 2116 [2020-10-27 02:28:45,069 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1541 ImplicationChecksByTransitivity, 23.8s TimeCoverageRelationStatistics Valid=884, Invalid=4086, Unknown=0, NotChecked=0, Total=4970 [2020-10-27 02:28:45,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2116 states. [2020-10-27 02:28:45,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2116 to 1039. [2020-10-27 02:28:45,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1039 states. [2020-10-27 02:28:45,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1686 transitions. [2020-10-27 02:28:45,715 INFO L78 Accepts]: Start accepts. Automaton has 1039 states and 1686 transitions. Word has length 110 [2020-10-27 02:28:45,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:28:45,716 INFO L481 AbstractCegarLoop]: Abstraction has 1039 states and 1686 transitions. [2020-10-27 02:28:45,716 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-27 02:28:45,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1686 transitions. [2020-10-27 02:28:45,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-10-27 02:28:45,726 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:28:45,726 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:28:45,726 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 02:28:45,727 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 02:28:45,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:28:45,727 INFO L82 PathProgramCache]: Analyzing trace with hash 1241722645, now seen corresponding path program 1 times [2020-10-27 02:28:45,728 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:28:45,728 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1400918043] [2020-10-27 02:28:45,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:28:45,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:28:45,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:45,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:46,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:46,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:46,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:50,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:28:50,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 183 [2020-10-27 02:28:50,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 02:28:50,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-27 02:28:50,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:28:50,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 02:28:50,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:28:50,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 113 [2020-10-27 02:28:50,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:28:52,098 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 02:28:52,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:28:52,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:28:52,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:52,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:28:52,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:28:52,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:28:52,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 126 [2020-10-27 02:28:52,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:28:52,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:28:52,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:28:52,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:28:52,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:28:52,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:28:52,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:28:52,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:52,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:28:52,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:28:52,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:28:52,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:28:52,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:28:52,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:28:52,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:28:52,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:28:52,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:28:52,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:28:52,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:28:52,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:52,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:28:52,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:28:52,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:28:52,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:28:52,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:28:52,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:28:52,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:28:52,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:28:52,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:28:52,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:28:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:28:52,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:52,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:28:52,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:28:52,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:28:52,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:28:52,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:28:52,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:28:52,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:28:52,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:28:52,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:28:52,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:28:52,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:28:52,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:52,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:28:52,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:28:52,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:28:52,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:28:52,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:28:52,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:28:52,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:28:52,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:28:52,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:28:52,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:28:52,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:28:52,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:52,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:28:52,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:28:52,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:28:52,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:28:52,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:28:52,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:28:52,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:28:52,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:28:52,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:28:52,617 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-27 02:28:52,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:28:52,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:28:52,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:52,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:52,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:52,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:53,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:53,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:57,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:28:57,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-27 02:28:57,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 02:28:57,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-27 02:28:57,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:28:57,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:28:57,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:28:57,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:28:57,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:28:57,806 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:28:57,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:28:57,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:28:57,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:57,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:57,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:57,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:58,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:28:58,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 02:28:58,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:28:58,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 421 [2020-10-27 02:28:58,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:28:58,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:28:58,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:28:58,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:28:58,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:28:58,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:28:58,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:28:58,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:58,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:28:58,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:28:58,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:28:58,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:28:58,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:28:58,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:28:58,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:28:58,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:28:58,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:28:58,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 02:28:58,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:28:58,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:58,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:58,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:28:58,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 02:28:58,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:28:58,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 02:28:58,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:28:58,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:28:58,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:28:58,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 02:28:58,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:28:58,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 02:28:58,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:28:58,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:58,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:28:58,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:28:58,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:28:58,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:28:58,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:28:58,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:28:58,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:28:58,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:28:58,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:28:58,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 02:28:58,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:28:58,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:58,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:58,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:28:58,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-27 02:28:58,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:28:58,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-27 02:28:58,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:28:58,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:28:58,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-10-27 02:28:58,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:28:58,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:28:58,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:28:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:28:58,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:58,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:28:58,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-27 02:28:58,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:28:58,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 02:28:58,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:28:58,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:28:58,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-27 02:28:58,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:28:58,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:28:58,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:28:58,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:28:58,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:58,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:28:58,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 02:28:58,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:28:58,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:28:58,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:28:58,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:28:58,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:28:58,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:28:58,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:28:58,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:28:58,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:28:58,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:58,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:28:58,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:28:58,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:28:58,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:28:58,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:28:58,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:28:58,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:28:58,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:28:58,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:28:58,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 02:28:58,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:28:58,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:58,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:28:58,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:28:58,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:28:58,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:28:58,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:28:58,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:28:58,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:28:58,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:28:58,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:28:58,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:28:58,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:28:58,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:58,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:28:58,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 02:28:58,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:28:58,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:28:58,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:28:58,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:28:58,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:28:58,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:28:58,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:28:58,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 02:28:58,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:28:58,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:58,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:28:58,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:28:58,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:28:58,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:28:58,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:28:58,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:28:58,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:28:58,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:28:58,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:28:58,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 02:28:58,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:28:58,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:58,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:28:58,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:28:58,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:28:58,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 02:28:58,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:28:58,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:28:58,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 02:28:58,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:28:58,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:28:58,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:28:58,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:28:58,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:58,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:28:58,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:28:58,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:28:58,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:28:58,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:28:58,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:28:58,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:28:58,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:28:58,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:28:58,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:28:58,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:28:58,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:58,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:28:58,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:28:58,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:28:58,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:28:58,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:28:58,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:28:58,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:28:58,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:28:58,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:28:58,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:28:58,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:28:58,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:28:58,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:28:58,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:28:58,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:28:58,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:28:58,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:28:58,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:28:58,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:28:58,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:28:58,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:28:58,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 02:28:58,887 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1400918043] [2020-10-27 02:28:58,887 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:28:58,887 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-10-27 02:28:58,888 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076189217] [2020-10-27 02:28:58,889 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 02:28:58,889 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:28:58,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 02:28:58,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2020-10-27 02:28:58,891 INFO L87 Difference]: Start difference. First operand 1039 states and 1686 transitions. Second operand 16 states. [2020-10-27 02:29:01,995 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-27 02:29:02,540 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-27 02:29:04,018 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 02:29:05,314 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-27 02:29:06,794 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 02:29:08,878 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-27 02:29:11,080 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 02:29:12,725 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 02:29:12,994 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 02:29:14,523 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 02:29:14,754 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 02:29:17,252 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 02:29:17,758 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 02:29:19,827 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:29:24,124 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:29:25,136 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:29:26,918 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 02:29:27,383 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:29:28,629 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 02:29:29,007 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 02:29:30,173 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 02:29:36,258 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 02:29:36,498 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 02:29:40,072 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 02:29:40,365 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-27 02:30:06,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 02:30:06,074 INFO L93 Difference]: Finished difference Result 3031 states and 5617 transitions. [2020-10-27 02:30:06,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2020-10-27 02:30:06,075 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 127 [2020-10-27 02:30:06,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 02:30:06,098 INFO L225 Difference]: With dead ends: 3031 [2020-10-27 02:30:06,098 INFO L226 Difference]: Without dead ends: 2024 [2020-10-27 02:30:06,107 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 958 ImplicationChecksByTransitivity, 18.0s TimeCoverageRelationStatistics Valid=662, Invalid=2418, Unknown=0, NotChecked=0, Total=3080 [2020-10-27 02:30:06,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2024 states. [2020-10-27 02:30:06,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2024 to 1047. [2020-10-27 02:30:06,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1047 states. [2020-10-27 02:30:06,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 1047 states and 1690 transitions. [2020-10-27 02:30:06,460 INFO L78 Accepts]: Start accepts. Automaton has 1047 states and 1690 transitions. Word has length 127 [2020-10-27 02:30:06,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 02:30:06,461 INFO L481 AbstractCegarLoop]: Abstraction has 1047 states and 1690 transitions. [2020-10-27 02:30:06,461 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 02:30:06,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1690 transitions. [2020-10-27 02:30:06,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-10-27 02:30:06,466 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:30:06,466 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 02:30:06,466 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 02:30:06,467 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 02:30:06,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:30:06,467 INFO L82 PathProgramCache]: Analyzing trace with hash 1789220799, now seen corresponding path program 1 times [2020-10-27 02:30:06,467 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:30:06,468 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1299254822] [2020-10-27 02:30:06,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:30:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:06,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:06,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:06,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:06,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:06,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:07,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:08,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:08,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:08,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:09,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:11,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:11,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:11,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 189 [2020-10-27 02:30:11,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-27 02:30:11,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-27 02:30:11,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:11,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 02:30:11,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:30:11,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 115 [2020-10-27 02:30:11,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:12,720 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 02:30:12,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:30:12,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:12,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:12,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:12,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:30:12,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:12,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-27 02:30:12,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:12,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:12,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:12,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 02:30:12,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:12,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:30:12,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:12,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:12,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:12,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:30:12,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:12,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:30:12,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:12,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:12,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:12,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:30:12,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:12,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:30:12,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:12,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:12,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:12,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:30:12,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:12,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:30:12,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:12,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:12,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:12,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:30:12,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:12,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:30:12,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:12,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:12,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:12,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:30:12,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:12,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:30:12,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:12,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:12,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:12,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:30:12,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:12,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 02:30:12,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:12,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:12,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:12,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 02:30:12,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:12,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:30:12,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:12,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:12,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:12,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:30:12,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:12,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:30:12,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:12,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:12,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:12,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:30:12,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:12,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:30:12,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:12,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:12,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:12,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 02:30:12,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:13,118 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-27 02:30:13,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 02:30:13,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:13,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:13,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:13,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:13,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:13,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:13,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:13,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:13,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:13,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:13,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:13,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:18,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:18,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-27 02:30:18,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-27 02:30:18,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-27 02:30:18,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:18,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:30:18,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 02:30:18,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:30:18,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:18,281 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 02:30:18,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:30:18,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:18,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:18,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:18,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:18,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:18,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:18,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 02:30:18,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 02:30:18,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 260 [2020-10-27 02:30:18,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:18,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:30:18,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:30:18,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:30:18,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:18,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:30:18,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:18,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:18,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:18,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:30:18,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:18,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 02:30:18,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:18,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:30:18,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:30:18,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:30:18,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:18,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 02:30:18,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:18,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:18,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:18,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:18,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 02:30:18,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:30:18,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 02:30:18,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:18,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:30:18,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:30:18,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 02:30:18,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:18,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 02:30:18,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:18,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:18,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:18,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:18,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:18,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 02:30:18,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:18,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:18,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:18,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:30:18,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:18,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-27 02:30:18,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:18,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:18,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:18,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:18,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:18,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:18,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:19,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:20,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:22,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:23,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:23,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-27 02:30:23,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 02:30:23,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 02:30:23,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:23,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:30:23,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 02:30:23,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 02:30:23,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:23,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:30:23,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:23,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:23,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:23,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:23,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:23,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:23,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:24,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:24,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:26,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:26,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-27 02:30:26,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 02:30:26,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3205 [2020-10-27 02:30:26,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:26,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:30:26,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:30:26,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 02:30:26,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:27,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:30:27,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:27,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:27,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:27,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:27,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 02:30:27,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:30:27,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 02:30:27,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:27,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:30:27,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:27,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:30:27,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:27,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:30:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:27,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:27,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:27,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:27,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:27,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:30:27,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:27,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:30:27,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:27,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:30:27,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:30:27,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 02:30:27,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:27,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:27,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:27,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:27,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:27,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:30:27,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:30:27,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:27,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 02:30:27,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:27,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 02:30:27,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:30:27,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 02:30:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:27,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:27,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:27,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:27,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:27,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 02:30:27,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 02:30:27,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 02:30:27,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:27,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 02:30:27,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 02:30:27,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 02:30:27,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:30:27,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 02:30:27,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:27,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:27,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:27,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 02:30:27,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:27,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 02:30:27,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:27,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:27,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 02:30:27,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:27,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:27,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 02:30:27,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:27,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:27,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:27,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 02:30:27,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:27,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 02:30:27,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:27,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:27,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 02:30:27,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:27,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:30:27,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:30:27,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:27,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:27,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:27,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:30:27,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:27,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:30:27,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:27,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:27,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:27,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:27,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 02:30:27,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:30:27,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:27,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:27,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:27,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:30:27,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:27,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 02:30:27,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:27,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:27,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:27,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:27,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:27,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 02:30:27,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:30:27,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:30:27,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:30:27,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:30:27,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:30:27,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 02:30:27,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:30:27,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:30:27,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:30:27,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:30:27,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:30:27,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 02:30:27,643 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1299254822] [2020-10-27 02:30:27,643 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:30:27,643 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-10-27 02:30:27,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118147423] [2020-10-27 02:30:27,645 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-27 02:30:27,646 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:30:27,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-27 02:30:27,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2020-10-27 02:30:27,646 INFO L87 Difference]: Start difference. First operand 1047 states and 1690 transitions. Second operand 19 states. [2020-10-27 02:30:30,117 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 02:30:30,642 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-27 02:30:31,978 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-27 02:30:33,236 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 410 [2020-10-27 02:30:34,637 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-27 02:30:37,597 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-27 02:30:38,854 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:30:40,209 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 408 [2020-10-27 02:30:41,527 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 02:30:41,790 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 02:30:46,602 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 02:30:48,231 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 125