/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec14_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 20:46:16,464 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 20:46:16,467 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 20:46:16,520 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 20:46:16,520 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 20:46:16,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 20:46:16,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 20:46:16,533 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 20:46:16,536 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 20:46:16,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 20:46:16,543 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 20:46:16,544 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 20:46:16,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 20:46:16,548 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 20:46:16,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 20:46:16,553 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 20:46:16,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 20:46:16,557 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 20:46:16,564 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 20:46:16,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 20:46:16,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 20:46:16,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 20:46:16,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 20:46:16,579 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 20:46:16,587 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 20:46:16,587 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 20:46:16,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 20:46:16,589 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 20:46:16,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 20:46:16,591 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 20:46:16,591 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 20:46:16,592 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 20:46:16,594 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 20:46:16,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 20:46:16,596 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 20:46:16,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 20:46:16,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 20:46:16,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 20:46:16,597 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 20:46:16,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 20:46:16,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 20:46:16,606 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 20:46:16,659 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 20:46:16,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 20:46:16,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 20:46:16,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 20:46:16,663 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 20:46:16,664 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 20:46:16,664 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 20:46:16,664 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 20:46:16,664 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 20:46:16,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 20:46:16,665 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 20:46:16,666 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 20:46:16,666 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 20:46:16,666 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 20:46:16,666 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 20:46:16,666 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 20:46:16,667 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 20:46:16,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 20:46:16,667 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 20:46:16,667 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 20:46:16,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 20:46:16,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 20:46:16,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 20:46:16,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 20:46:16,668 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 20:46:16,668 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 20:46:16,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 20:46:16,669 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 20:46:16,669 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 20:46:16,669 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 20:46:17,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 20:46:17,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 20:46:17,129 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 20:46:17,130 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 20:46:17,131 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 20:46:17,133 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec14_product23.cil.c [2020-10-27 20:46:17,209 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a35a675d3/b01240d4c8684eff939ec1432ad7252b/FLAG1bebda1c4 [2020-10-27 20:46:18,011 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 20:46:18,012 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec14_product23.cil.c [2020-10-27 20:46:18,036 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a35a675d3/b01240d4c8684eff939ec1432ad7252b/FLAG1bebda1c4 [2020-10-27 20:46:18,231 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a35a675d3/b01240d4c8684eff939ec1432ad7252b [2020-10-27 20:46:18,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 20:46:18,249 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 20:46:18,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 20:46:18,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 20:46:18,258 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 20:46:18,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:46:18" (1/1) ... [2020-10-27 20:46:18,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a2f84ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:46:18, skipping insertion in model container [2020-10-27 20:46:18,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:46:18" (1/1) ... [2020-10-27 20:46:18,273 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 20:46:18,369 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 20:46:19,041 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:46:19,054 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 20:46:19,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:46:19,303 INFO L208 MainTranslator]: Completed translation [2020-10-27 20:46:19,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:46:19 WrapperNode [2020-10-27 20:46:19,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 20:46:19,305 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 20:46:19,305 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 20:46:19,305 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 20:46:19,316 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:46:19" (1/1) ... [2020-10-27 20:46:19,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:46:19" (1/1) ... [2020-10-27 20:46:19,352 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:46:19" (1/1) ... [2020-10-27 20:46:19,353 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:46:19" (1/1) ... [2020-10-27 20:46:19,422 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:46:19" (1/1) ... [2020-10-27 20:46:19,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:46:19" (1/1) ... [2020-10-27 20:46:19,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:46:19" (1/1) ... [2020-10-27 20:46:19,486 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 20:46:19,488 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 20:46:19,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 20:46:19,488 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 20:46:19,489 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:46:19" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 20:46:19,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 20:46:19,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 20:46:19,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 20:46:19,606 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 20:46:19,607 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 20:46:19,607 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 20:46:19,608 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 20:46:19,608 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 20:46:19,608 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 20:46:19,608 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 20:46:19,609 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 20:46:19,609 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 20:46:19,610 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 20:46:19,610 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 20:46:19,610 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 20:46:19,611 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 20:46:19,611 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 20:46:19,612 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 20:46:19,612 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 20:46:19,612 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 20:46:19,612 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 20:46:19,612 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 20:46:19,612 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 20:46:19,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification14_spec__1 [2020-10-27 20:46:19,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 20:46:19,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 20:46:19,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 20:46:19,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 20:46:19,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 20:46:19,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 20:46:19,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 20:46:19,614 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 20:46:19,614 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 20:46:19,614 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 20:46:19,614 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 20:46:19,615 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 20:46:19,615 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 20:46:19,615 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 20:46:19,615 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 20:46:19,615 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 20:46:19,615 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 20:46:19,616 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 20:46:19,616 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-27 20:46:19,616 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 20:46:19,616 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 20:46:19,616 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 20:46:19,616 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 20:46:19,616 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 20:46:19,617 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 20:46:19,617 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 20:46:19,617 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 20:46:19,617 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 20:46:19,618 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 20:46:19,618 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 20:46:19,618 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 20:46:19,619 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2020-10-27 20:46:19,619 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-27 20:46:19,619 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 20:46:19,619 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 20:46:19,620 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 20:46:19,620 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-27 20:46:19,620 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-27 20:46:19,620 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 20:46:19,620 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 20:46:19,620 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 20:46:19,621 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 20:46:19,621 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 20:46:19,621 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 20:46:19,621 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-27 20:46:19,621 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-27 20:46:19,622 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 20:46:19,622 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 20:46:19,624 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 20:46:19,624 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 20:46:19,624 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 20:46:19,624 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 20:46:19,624 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 20:46:19,625 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 20:46:19,625 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 20:46:19,625 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 20:46:19,625 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 20:46:19,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 20:46:19,625 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 20:46:19,626 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 20:46:19,627 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 20:46:19,627 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 20:46:19,627 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 20:46:19,627 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 20:46:19,627 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 20:46:19,628 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 20:46:19,628 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 20:46:19,628 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 20:46:19,628 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 20:46:19,628 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 20:46:19,628 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 20:46:19,629 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 20:46:19,629 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 20:46:19,629 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 20:46:19,629 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 20:46:19,629 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 20:46:19,629 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 20:46:19,629 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 20:46:19,630 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 20:46:19,630 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 20:46:19,630 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 20:46:19,630 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 20:46:19,630 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 20:46:19,630 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 20:46:19,631 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 20:46:19,631 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 20:46:19,631 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 20:46:19,632 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 20:46:19,632 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 20:46:19,633 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 20:46:19,633 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 20:46:19,633 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 20:46:19,633 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 20:46:19,634 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 20:46:19,635 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-27 20:46:19,635 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-27 20:46:19,635 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification14_spec__1 [2020-10-27 20:46:19,635 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 20:46:19,635 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 20:46:19,636 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 20:46:19,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 20:46:19,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 20:46:19,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 20:46:19,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 20:46:19,636 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 20:46:19,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 20:46:19,638 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 20:46:19,639 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 20:46:19,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 20:46:19,641 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 20:46:19,642 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 20:46:19,642 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 20:46:19,642 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 20:46:19,643 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 20:46:19,643 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 20:46:19,645 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 20:46:19,645 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 20:46:19,645 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 20:46:19,645 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 20:46:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 20:46:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 20:46:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 20:46:19,652 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 20:46:19,652 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 20:46:19,652 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 20:46:19,652 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 20:46:19,653 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-27 20:46:19,653 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 20:46:19,654 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 20:46:19,654 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 20:46:19,654 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 20:46:19,654 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 20:46:19,654 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 20:46:19,654 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2020-10-27 20:46:19,655 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-27 20:46:19,655 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 20:46:19,655 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 20:46:19,655 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-27 20:46:19,655 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-27 20:46:19,655 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 20:46:19,655 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 20:46:19,655 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 20:46:19,656 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 20:46:19,656 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 20:46:19,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 20:46:19,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 20:46:19,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 20:46:21,986 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 20:46:21,987 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 20:46:21,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:46:21 BoogieIcfgContainer [2020-10-27 20:46:21,990 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 20:46:21,992 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 20:46:21,992 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 20:46:22,001 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 20:46:22,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 08:46:18" (1/3) ... [2020-10-27 20:46:22,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44969950 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:46:22, skipping insertion in model container [2020-10-27 20:46:22,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:46:19" (2/3) ... [2020-10-27 20:46:22,003 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44969950 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:46:22, skipping insertion in model container [2020-10-27 20:46:22,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:46:21" (3/3) ... [2020-10-27 20:46:22,004 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec14_product23.cil.c [2020-10-27 20:46:22,017 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 20:46:22,023 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 20:46:22,037 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 20:46:22,070 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 20:46:22,070 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 20:46:22,070 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 20:46:22,070 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 20:46:22,071 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 20:46:22,071 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 20:46:22,071 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 20:46:22,071 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 20:46:22,107 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states. [2020-10-27 20:46:22,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-27 20:46:22,136 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:46:22,138 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 20:46:22,138 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:46:22,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:46:22,145 INFO L82 PathProgramCache]: Analyzing trace with hash 530318050, now seen corresponding path program 1 times [2020-10-27 20:46:22,155 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:46:22,155 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [553709378] [2020-10-27 20:46:22,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:46:22,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:22,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:23,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:23,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:23,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:24,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:25,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:27,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:27,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-27 20:46:27,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:46:27,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5037 [2020-10-27 20:46:27,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:27,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:46:27,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-27 20:46:27,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:46:27,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 20:46:28,741 WARN L193 SmtUtils]: Spent 936.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 20:46:28,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:46:28,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:28,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:28,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:28,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:46:28,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:28,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-27 20:46:28,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:28,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:28,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:28,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:28,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:28,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:46:28,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:28,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:28,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:28,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:46:28,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:28,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:28,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:28,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:28,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:28,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:28,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:28,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:46:28,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:28,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:28,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:28,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:46:28,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:28,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:28,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:28,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:28,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:28,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:28,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:28,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:46:28,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:28,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:28,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:28,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:46:28,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:28,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:28,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:28,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:28,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:28,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:28,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:28,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:46:28,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:28,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:28,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:28,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:46:28,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:28,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:46:28,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:28,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:28,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:28,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:28,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:29,054 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 20:46:29,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 20:46:29,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:29,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:29,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:29,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:29,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:29,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:29,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:46:29,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 20:46:29,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 748 [2020-10-27 20:46:29,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:29,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:46:29,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 20:46:29,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:46:29,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:29,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:46:29,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:29,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:29,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:29,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:29,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:46:29,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:46:29,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:46:29,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:29,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:46:29,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:46:29,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:46:29,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:29,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 20:46:29,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:29,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:29,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:29,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 20:46:29,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:29,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 20:46:29,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:29,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:46:29,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:46:29,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 20:46:29,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:29,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 20:46:29,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:29,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:29,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:29,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:46:29,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:29,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:46:29,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:29,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:46:29,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:29,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:46:29,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:30,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 20:46:30,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:30,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:30,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:30,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:46:30,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:30,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 20:46:30,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:30,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:30,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 20:46:30,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:30,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:30,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:46:30,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:30,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:30,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:30,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:46:30,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:30,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 20:46:30,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:30,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:30,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:30,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:30,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:30,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:46:30,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:30,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:30,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:30,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:46:30,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:30,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:30,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:30,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:30,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:30,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:30,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:30,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:46:30,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:30,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:30,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:30,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:46:30,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:30,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:30,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:30,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:30,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:30,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:30,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:30,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 20:46:30,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:30,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:30,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:30,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:46:30,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:30,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 20:46:30,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:30,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:30,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 20:46:30,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:30,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:30,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:46:30,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:30,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:30,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:30,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:46:30,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:30,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:46:30,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:30,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:30,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:30,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:30,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:30,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:46:30,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:30,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:30,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:30,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:46:30,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:30,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:46:30,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:30,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:30,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:30,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:30,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:30,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:46:30,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:30,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:30,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:30,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:46:30,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:30,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:30,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:30,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:30,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:30,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:30,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:30,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 20:46:30,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:30,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:30,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:30,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:30,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:46:30,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:46:30,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:46:30,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:30,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:30,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 20:46:30,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:30,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:30,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 20:46:30,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:30,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:30,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:30,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:46:30,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:30,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:46:30,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:30,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:30,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:46:30,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:30,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:30,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:46:30,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:30,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:30,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:30,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:46:30,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:30,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:30,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:30,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:30,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:46:30,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:30,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:30,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 20:46:30,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:30,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:30,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:30,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:46:30,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:30,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:30,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:30,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:30,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:46:30,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:30,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:30,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 20:46:30,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:30,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:30,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:30,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:46:30,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:30,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:46:30,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:30,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:30,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:46:30,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:30,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:30,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 20:46:30,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:30,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:30,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:46:30,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:46:30,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:46:30,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:46:30,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:46:30,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:46:30,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:46:30,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:46:30,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:46:30,266 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-27 20:46:30,267 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [553709378] [2020-10-27 20:46:30,269 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:46:30,270 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 20:46:30,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800066171] [2020-10-27 20:46:30,276 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 20:46:30,276 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:46:30,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 20:46:30,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-27 20:46:30,294 INFO L87 Difference]: Start difference. First operand 770 states. Second operand 10 states. [2020-10-27 20:46:32,215 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 20:46:33,328 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 20:46:34,657 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 20:46:36,702 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 20:46:49,571 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 20:46:51,198 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 20:46:52,332 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 20:46:58,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:46:58,639 INFO L93 Difference]: Finished difference Result 1616 states and 2757 transitions. [2020-10-27 20:46:58,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 20:46:58,642 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 136 [2020-10-27 20:46:58,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:46:58,693 INFO L225 Difference]: With dead ends: 1616 [2020-10-27 20:46:58,694 INFO L226 Difference]: Without dead ends: 952 [2020-10-27 20:46:58,711 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=126, Invalid=336, Unknown=0, NotChecked=0, Total=462 [2020-10-27 20:46:58,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 952 states. [2020-10-27 20:46:59,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 952 to 663. [2020-10-27 20:46:59,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 663 states. [2020-10-27 20:46:59,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 1057 transitions. [2020-10-27 20:46:59,054 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 1057 transitions. Word has length 136 [2020-10-27 20:46:59,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:46:59,054 INFO L481 AbstractCegarLoop]: Abstraction has 663 states and 1057 transitions. [2020-10-27 20:46:59,055 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 20:46:59,055 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1057 transitions. [2020-10-27 20:46:59,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-27 20:46:59,071 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:46:59,071 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 20:46:59,072 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 20:46:59,072 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:46:59,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:46:59,073 INFO L82 PathProgramCache]: Analyzing trace with hash -1468170361, now seen corresponding path program 1 times [2020-10-27 20:46:59,073 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:46:59,074 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2115268676] [2020-10-27 20:46:59,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:46:59,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:46:59,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:59,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:59,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:59,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:46:59,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:00,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:03,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:04,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:04,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 202 [2020-10-27 20:47:04,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 20:47:04,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-27 20:47:04,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:04,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:47:04,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-27 20:47:04,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:47:04,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:05,282 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 20:47:05,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:47:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:05,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:05,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:05,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:05,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:05,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-27 20:47:05,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:05,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:05,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:05,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:05,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:05,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:47:05,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:05,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:05,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:05,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:47:05,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:05,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:05,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:05,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:05,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:05,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:05,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:05,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:47:05,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:05,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:05,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:05,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:47:05,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:05,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:05,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:05,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:05,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:05,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:05,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:05,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:47:05,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:05,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:05,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:05,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:05,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:05,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:47:05,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:05,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:05,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:05,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:05,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:05,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:47:05,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:05,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:05,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:05,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:47:05,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:05,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:05,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:05,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:05,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:05,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:05,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:05,496 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 20:47:05,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 20:47:05,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:05,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:05,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:05,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:05,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:06,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:06,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 20:47:06,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 20:47:06,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 511 [2020-10-27 20:47:06,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:06,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:47:06,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:47:06,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:47:06,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:06,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:06,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:06,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:06,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:06,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:06,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:47:06,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:47:06,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 20:47:06,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:06,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:47:06,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:47:06,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:47:06,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:06,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 20:47:06,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:06,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:06,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:06,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 20:47:06,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:06,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 20:47:06,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:06,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:47:06,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:47:06,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 20:47:06,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:47:06,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 20:47:06,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:06,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:06,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:06,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:47:06,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:06,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:47:06,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:06,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:47:06,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:06,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:47:06,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:47:06,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 20:47:06,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:06,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:06,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:06,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:47:06,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:06,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 20:47:06,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:06,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:06,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 20:47:06,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:06,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:47:06,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:06,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:06,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:06,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:06,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:47:06,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:06,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:47:06,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:06,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:06,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:06,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:06,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:06,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:06,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:06,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:06,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:06,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:47:06,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:06,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:47:06,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:06,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:06,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:06,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:06,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:06,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:47:06,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:06,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:06,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:06,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:06,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:06,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:47:06,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:06,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:06,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:06,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:06,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:47:06,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-27 20:47:06,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:06,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:06,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:06,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:47:06,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:06,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 20:47:06,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:06,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:06,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 20:47:06,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:06,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:06,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:06,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:06,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:06,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:06,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:47:06,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:06,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:47:06,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:06,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:06,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:06,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:06,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:06,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:06,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:06,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:06,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:06,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:47:06,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:06,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:47:06,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:06,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:06,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:06,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:06,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:06,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:47:06,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:06,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:06,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:06,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:06,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:06,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:47:06,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:06,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:06,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:06,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:06,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:06,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-27 20:47:06,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:06,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:06,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:06,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:06,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:47:06,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:47:06,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:47:06,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:06,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:06,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 20:47:06,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:06,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:06,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 20:47:06,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:06,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:06,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:06,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:47:06,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:06,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:47:06,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:06,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:06,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:47:06,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:06,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:06,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:06,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:06,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:06,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:06,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:47:06,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:06,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:47:06,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:06,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:06,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:06,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:06,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:06,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-27 20:47:06,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:06,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:06,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:06,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:06,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:06,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:47:06,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:06,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:06,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:47:06,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:06,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:06,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 20:47:06,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:06,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:06,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:06,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:06,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:06,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:47:06,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:06,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:06,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:47:06,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:06,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:06,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 20:47:06,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:06,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:06,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:06,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:06,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:06,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:47:06,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:06,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:06,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:47:06,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:06,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:06,446 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-27 20:47:06,446 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2115268676] [2020-10-27 20:47:06,446 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:47:06,447 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 20:47:06,447 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456264295] [2020-10-27 20:47:06,450 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 20:47:06,450 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:47:06,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 20:47:06,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-27 20:47:06,451 INFO L87 Difference]: Start difference. First operand 663 states and 1057 transitions. Second operand 10 states. [2020-10-27 20:47:08,524 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 20:47:09,627 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 20:47:10,916 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 20:47:12,669 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 20:47:25,693 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 20:47:27,363 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 20:47:28,589 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 20:47:34,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:47:34,466 INFO L93 Difference]: Finished difference Result 1587 states and 2663 transitions. [2020-10-27 20:47:34,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 20:47:34,478 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 138 [2020-10-27 20:47:34,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:47:34,488 INFO L225 Difference]: With dead ends: 1587 [2020-10-27 20:47:34,488 INFO L226 Difference]: Without dead ends: 952 [2020-10-27 20:47:34,493 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=126, Invalid=336, Unknown=0, NotChecked=0, Total=462 [2020-10-27 20:47:34,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 952 states. [2020-10-27 20:47:34,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 952 to 663. [2020-10-27 20:47:34,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 663 states. [2020-10-27 20:47:34,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 1051 transitions. [2020-10-27 20:47:34,730 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 1051 transitions. Word has length 138 [2020-10-27 20:47:34,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:47:34,731 INFO L481 AbstractCegarLoop]: Abstraction has 663 states and 1051 transitions. [2020-10-27 20:47:34,731 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 20:47:34,731 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1051 transitions. [2020-10-27 20:47:34,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-27 20:47:34,736 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:47:34,737 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 20:47:34,737 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 20:47:34,737 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:47:34,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:47:34,738 INFO L82 PathProgramCache]: Analyzing trace with hash -828421279, now seen corresponding path program 1 times [2020-10-27 20:47:34,738 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:47:34,738 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [747326765] [2020-10-27 20:47:34,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:47:34,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:34,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:34,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:35,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:35,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:35,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:39,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:39,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-10-27 20:47:39,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:47:39,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5096 [2020-10-27 20:47:39,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:39,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 20:47:39,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-27 20:47:39,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 20:47:39,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:41,049 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 20:47:41,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:47:41,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:41,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:41,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:41,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:41,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:41,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 20:47:41,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:41,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:41,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:41,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:41,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:41,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:47:41,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:41,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:41,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:41,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:47:41,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:41,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:41,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:41,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:41,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:41,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:41,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:41,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:47:41,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:41,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:41,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:41,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:47:41,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:41,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:41,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:41,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:41,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:41,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:41,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:41,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:47:41,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:41,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:41,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:41,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:41,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:41,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:47:41,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:41,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:41,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:41,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:41,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:41,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:47:41,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:41,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:41,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:41,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:47:41,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:41,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:41,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:41,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:41,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:41,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:41,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:41,270 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 20:47:41,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 20:47:41,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:41,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:41,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:41,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:41,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:41,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:41,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 20:47:41,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 20:47:41,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 583 [2020-10-27 20:47:41,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:41,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:47:41,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 20:47:41,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:47:41,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:41,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:41,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:41,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:41,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:41,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:41,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:47:41,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:47:41,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:47:41,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:41,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:47:41,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:47:41,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 20:47:41,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:41,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:47:41,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:41,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:41,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:41,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 20:47:41,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:41,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 20:47:41,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:41,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:47:41,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:47:41,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 20:47:41,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:42,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 20:47:42,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:42,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:42,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:42,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:47:42,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:42,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:47:42,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:42,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:47:42,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:42,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:47:42,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:42,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 20:47:42,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:42,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:42,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:42,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:47:42,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:42,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 20:47:42,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:42,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:42,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 20:47:42,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:42,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:42,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:42,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:42,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:42,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:42,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:47:42,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:42,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:47:42,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:42,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:42,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:42,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:42,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:42,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:42,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:42,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:42,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:42,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:47:42,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:42,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:42,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:42,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:42,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:42,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:42,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:42,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:47:42,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:42,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:42,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:42,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:42,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:42,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:47:42,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:42,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:42,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:42,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:42,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:42,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 20:47:42,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:42,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:42,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:42,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:47:42,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:42,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 20:47:42,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:42,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:42,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 20:47:42,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:42,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:42,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:42,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:42,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:42,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:42,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:47:42,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:42,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:47:42,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:42,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:42,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:42,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:42,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:42,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:42,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:42,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:42,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:42,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:47:42,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:42,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:47:42,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:42,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:42,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:42,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:42,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:42,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:47:42,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:42,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:42,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:42,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:42,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:42,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:47:42,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:42,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:42,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:42,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:42,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:42,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 20:47:42,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:42,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:42,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:42,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:42,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:47:42,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:47:42,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:47:42,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:42,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:42,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 20:47:42,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:42,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:42,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 20:47:42,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:42,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:42,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:42,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:47:42,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:42,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:47:42,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:42,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:42,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:47:42,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:42,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:42,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:47:42,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:42,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:42,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:42,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:47:42,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:42,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:47:42,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:42,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:42,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:47:42,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:42,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:42,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 20:47:42,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:42,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:42,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:42,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:42,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:42,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:47:42,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:42,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:42,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:47:42,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:42,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:42,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 20:47:42,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:42,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:42,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:42,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:42,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:42,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:47:42,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:42,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:42,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:47:42,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:42,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:42,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-27 20:47:42,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:47:42,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:47:42,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:47:42,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:47:42,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:47:42,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:47:42,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:47:42,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:47:42,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:47:42,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:47:42,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:47:42,242 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-27 20:47:42,242 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [747326765] [2020-10-27 20:47:42,242 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:47:42,242 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 20:47:42,243 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481261116] [2020-10-27 20:47:42,243 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 20:47:42,244 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:47:42,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 20:47:42,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-27 20:47:42,245 INFO L87 Difference]: Start difference. First operand 663 states and 1051 transitions. Second operand 10 states. [2020-10-27 20:47:45,025 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 20:47:46,180 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 20:47:47,435 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 20:47:49,233 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 20:48:03,431 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 20:48:05,183 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 20:48:06,302 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 20:48:13,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:48:13,441 INFO L93 Difference]: Finished difference Result 1587 states and 2652 transitions. [2020-10-27 20:48:13,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 20:48:13,444 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 140 [2020-10-27 20:48:13,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:48:13,454 INFO L225 Difference]: With dead ends: 1587 [2020-10-27 20:48:13,454 INFO L226 Difference]: Without dead ends: 952 [2020-10-27 20:48:13,459 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=126, Invalid=336, Unknown=0, NotChecked=0, Total=462 [2020-10-27 20:48:13,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 952 states. [2020-10-27 20:48:13,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 952 to 663. [2020-10-27 20:48:13,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 663 states. [2020-10-27 20:48:13,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 1045 transitions. [2020-10-27 20:48:13,645 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 1045 transitions. Word has length 140 [2020-10-27 20:48:13,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:48:13,645 INFO L481 AbstractCegarLoop]: Abstraction has 663 states and 1045 transitions. [2020-10-27 20:48:13,646 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 20:48:13,646 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1045 transitions. [2020-10-27 20:48:13,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-27 20:48:13,650 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:48:13,651 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 20:48:13,651 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 20:48:13,651 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:48:13,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:48:13,652 INFO L82 PathProgramCache]: Analyzing trace with hash -1328497634, now seen corresponding path program 1 times [2020-10-27 20:48:13,652 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:48:13,652 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1481291595] [2020-10-27 20:48:13,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:48:13,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:13,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:13,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:13,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:14,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:14,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:18,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:18,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-27 20:48:18,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:48:18,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5053 [2020-10-27 20:48:18,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:18,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:48:18,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-27 20:48:18,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 20:48:18,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:20,026 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 20:48:20,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:48:20,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:20,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:20,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:48:20,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:20,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-27 20:48:20,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:20,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:20,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:20,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:20,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:20,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:48:20,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:20,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:20,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:48:20,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:20,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:48:20,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:20,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:20,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:20,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:20,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:20,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:48:20,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:20,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:20,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:48:20,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:20,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:48:20,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:20,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:20,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:20,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:20,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:20,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:48:20,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:20,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:20,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:48:20,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:20,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:48:20,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:20,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:20,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:20,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:20,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:20,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:48:20,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:20,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:20,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:48:20,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:20,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:48:20,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:20,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:20,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:20,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:20,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:20,240 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 20:48:20,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 20:48:20,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:20,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:20,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-27 20:48:20,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 20:48:20,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 443 [2020-10-27 20:48:20,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:20,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:48:20,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 20:48:20,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 20:48:20,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:20,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:20,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:20,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:20,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 20:48:20,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:48:20,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:48:20,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:20,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:48:20,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:48:20,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 20:48:20,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:20,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 20:48:20,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:20,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:20,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 20:48:20,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:20,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 20:48:20,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:20,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:48:20,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:48:20,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 20:48:20,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:20,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:48:20,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:20,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:20,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:48:20,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:20,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:48:20,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:20,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:48:20,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:20,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:48:20,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:20,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-27 20:48:20,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:20,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:20,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:48:20,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:20,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:48:20,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:20,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:20,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 20:48:20,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:20,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:20,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:20,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:20,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:20,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:48:20,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:20,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:48:20,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:20,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:20,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:20,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:20,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:20,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:20,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:20,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:20,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:48:20,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:20,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:48:20,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:20,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:20,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:20,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:20,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:20,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:48:20,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:20,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:20,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:48:20,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:20,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:48:20,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:20,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:20,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:20,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:20,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:20,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-27 20:48:20,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:20,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:20,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:48:20,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:20,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:48:20,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:20,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:20,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 20:48:20,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:20,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:20,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:20,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:20,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:20,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:48:20,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:20,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:48:20,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:20,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:20,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:20,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:20,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:20,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:20,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:20,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:20,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:48:20,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:20,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:48:20,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:20,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:20,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:20,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:20,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:20,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:48:20,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:20,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:20,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:48:20,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:20,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:48:20,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:20,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:20,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:20,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:20,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:20,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 20:48:20,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:20,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:20,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:48:20,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:48:20,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:48:20,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:20,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:20,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 20:48:20,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:20,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:20,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 20:48:20,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:20,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:20,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:48:20,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:20,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:48:20,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:20,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:20,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:48:20,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:20,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:20,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:20,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:20,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:20,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:48:20,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:20,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:48:20,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:20,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:20,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:20,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:20,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:20,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 20:48:20,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:20,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:20,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:48:20,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:20,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:48:20,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:20,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:20,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:48:20,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:20,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:20,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 20:48:20,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:20,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:20,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:48:20,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:20,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:48:20,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:20,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:20,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:48:20,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:20,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:20,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 20:48:20,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:20,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:20,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:20,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:48:20,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:20,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:48:20,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:20,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:20,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:48:20,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:20,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:21,008 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-27 20:48:21,009 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1481291595] [2020-10-27 20:48:21,009 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:48:21,009 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 20:48:21,009 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836407775] [2020-10-27 20:48:21,011 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 20:48:21,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:48:21,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 20:48:21,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-27 20:48:21,012 INFO L87 Difference]: Start difference. First operand 663 states and 1045 transitions. Second operand 10 states. [2020-10-27 20:48:23,173 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 20:48:24,326 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 20:48:25,579 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 20:48:27,182 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 20:48:40,256 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 20:48:45,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:48:45,925 INFO L93 Difference]: Finished difference Result 1592 states and 2654 transitions. [2020-10-27 20:48:45,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-27 20:48:45,926 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 142 [2020-10-27 20:48:45,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:48:45,935 INFO L225 Difference]: With dead ends: 1592 [2020-10-27 20:48:45,935 INFO L226 Difference]: Without dead ends: 952 [2020-10-27 20:48:45,939 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=101, Invalid=279, Unknown=0, NotChecked=0, Total=380 [2020-10-27 20:48:45,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 952 states. [2020-10-27 20:48:46,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 952 to 663. [2020-10-27 20:48:46,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 663 states. [2020-10-27 20:48:46,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 1034 transitions. [2020-10-27 20:48:46,109 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 1034 transitions. Word has length 142 [2020-10-27 20:48:46,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:48:46,109 INFO L481 AbstractCegarLoop]: Abstraction has 663 states and 1034 transitions. [2020-10-27 20:48:46,109 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 20:48:46,110 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1034 transitions. [2020-10-27 20:48:46,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-27 20:48:46,114 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:48:46,115 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 20:48:46,115 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 20:48:46,115 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:48:46,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:48:46,116 INFO L82 PathProgramCache]: Analyzing trace with hash -1036217480, now seen corresponding path program 1 times [2020-10-27 20:48:46,116 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:48:46,116 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [251810009] [2020-10-27 20:48:46,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:48:46,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:46,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:46,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:46,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:46,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:46,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:47,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:51,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:51,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-27 20:48:51,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:48:51,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-27 20:48:51,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:51,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:48:51,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-27 20:48:51,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 20:48:51,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:52,318 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 20:48:52,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:48:52,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:52,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:52,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:52,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:48:52,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:52,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 20:48:52,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:52,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:52,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:52,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:52,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:52,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:48:52,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:52,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:52,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:52,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:48:52,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:52,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:48:52,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:52,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:52,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:52,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:52,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:52,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:48:52,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:52,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:52,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:52,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:48:52,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:52,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:48:52,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:52,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:52,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:52,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:52,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:52,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:48:52,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:52,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:52,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:52,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:48:52,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:52,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:48:52,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:52,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:52,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:52,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:52,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:52,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:48:52,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:52,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:52,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:52,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:48:52,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:52,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:48:52,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:52,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:52,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:52,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:52,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:52,531 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 20:48:52,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 20:48:52,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:52,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:52,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:52,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:53,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:53,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 20:48:53,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 20:48:53,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 524 [2020-10-27 20:48:53,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:53,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:48:53,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-27 20:48:53,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 20:48:53,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:53,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:53,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:53,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:53,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:53,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:53,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 20:48:53,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:48:53,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:48:53,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:53,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:48:53,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:48:53,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 20:48:53,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:53,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 20:48:53,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:53,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:53,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:53,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 20:48:53,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:53,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 20:48:53,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:53,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:48:53,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 20:48:53,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 20:48:53,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:53,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:48:53,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:53,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:53,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:53,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:48:53,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:53,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:48:53,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:53,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:48:53,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:48:53,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:48:53,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:53,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 20:48:53,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:53,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:53,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:53,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:48:53,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:53,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:48:53,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:53,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:53,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 20:48:53,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:53,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:53,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:53,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:53,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:53,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:53,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:48:53,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:53,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:48:53,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:53,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:53,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:53,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:53,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:53,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:53,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:53,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:53,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:53,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:48:53,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:53,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:48:53,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:53,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:53,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:53,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:53,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:53,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:48:53,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:53,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:53,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:53,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:48:53,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:53,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:48:53,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:53,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:53,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:53,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:53,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:53,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 20:48:53,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:53,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:53,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:53,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:48:53,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:53,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 20:48:53,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:53,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:53,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 20:48:53,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:53,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:53,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:53,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:53,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:53,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:53,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:48:53,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:53,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:48:53,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:53,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:53,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:53,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:53,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:53,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:53,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:53,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:53,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:53,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:48:53,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:53,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:48:53,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:53,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:53,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:53,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:53,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:53,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:48:53,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:53,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:53,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:53,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:48:53,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:53,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:48:53,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:53,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:53,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:53,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:53,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:53,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 20:48:53,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:53,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:53,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:53,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:53,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:48:53,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:48:53,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:48:53,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:53,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:53,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 20:48:53,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:53,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:53,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 20:48:53,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:53,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:53,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:53,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:48:53,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:53,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:48:53,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:53,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:53,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:48:53,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:53,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:53,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:53,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:53,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:53,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:53,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:48:53,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:53,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:48:53,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:53,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:53,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:53,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:53,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:53,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 20:48:53,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:53,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:53,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:53,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:48:53,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:53,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:48:53,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:53,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:53,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:48:53,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:53,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:53,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 20:48:53,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:53,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:53,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:53,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:48:53,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:53,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:48:53,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:53,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:53,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:48:53,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:53,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:53,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 20:48:53,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:53,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:53,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:53,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:48:53,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:53,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:48:53,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:53,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:53,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:48:53,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:53,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:53,396 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-27 20:48:53,396 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [251810009] [2020-10-27 20:48:53,397 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:48:53,397 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 20:48:53,397 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365184347] [2020-10-27 20:48:53,398 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 20:48:53,398 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:48:53,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 20:48:53,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-27 20:48:53,400 INFO L87 Difference]: Start difference. First operand 663 states and 1034 transitions. Second operand 11 states. [2020-10-27 20:48:55,238 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 20:48:56,378 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 20:48:57,692 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 398 [2020-10-27 20:48:58,952 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 401 [2020-10-27 20:49:00,342 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 20:49:13,200 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 20:49:19,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:49:19,625 INFO L93 Difference]: Finished difference Result 1600 states and 2654 transitions. [2020-10-27 20:49:19,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-27 20:49:19,626 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 143 [2020-10-27 20:49:19,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:49:19,636 INFO L225 Difference]: With dead ends: 1600 [2020-10-27 20:49:19,636 INFO L226 Difference]: Without dead ends: 970 [2020-10-27 20:49:19,640 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 7.1s TimeCoverageRelationStatistics Valid=108, Invalid=354, Unknown=0, NotChecked=0, Total=462 [2020-10-27 20:49:19,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 970 states. [2020-10-27 20:49:19,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 970 to 667. [2020-10-27 20:49:19,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 667 states. [2020-10-27 20:49:19,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 667 states and 1040 transitions. [2020-10-27 20:49:19,927 INFO L78 Accepts]: Start accepts. Automaton has 667 states and 1040 transitions. Word has length 143 [2020-10-27 20:49:19,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:49:19,927 INFO L481 AbstractCegarLoop]: Abstraction has 667 states and 1040 transitions. [2020-10-27 20:49:19,928 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 20:49:19,928 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1040 transitions. [2020-10-27 20:49:19,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-27 20:49:19,933 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:49:19,933 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 20:49:19,933 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 20:49:19,933 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:49:19,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:49:19,934 INFO L82 PathProgramCache]: Analyzing trace with hash 405704127, now seen corresponding path program 1 times [2020-10-27 20:49:19,934 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:49:19,934 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [391333074] [2020-10-27 20:49:19,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:49:19,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:20,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:20,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:20,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:20,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:20,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:25,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:25,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-27 20:49:25,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:49:25,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5058 [2020-10-27 20:49:25,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:25,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:49:25,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 59 [2020-10-27 20:49:25,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 20:49:25,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,164 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 20:49:26,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:49:26,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:26,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:26,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:49:26,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:26,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 20:49:26,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:26,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:26,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:26,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:26,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:49:26,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:26,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:26,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:49:26,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:26,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:49:26,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:26,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:26,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:26,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:26,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:49:26,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:26,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:26,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:49:26,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:26,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:49:26,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:26,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:26,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:26,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:26,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:49:26,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:26,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:26,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:49:26,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:26,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:49:26,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:26,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:26,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:26,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:26,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:49:26,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:26,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:26,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:49:26,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:26,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:49:26,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:26,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:26,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:26,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:26,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,380 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 20:49:26,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 20:49:26,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:26,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:26,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 20:49:26,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 20:49:26,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 108 [2020-10-27 20:49:26,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:26,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:49:26,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 20:49:26,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 20:49:26,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:49:26,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:26,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:26,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 20:49:26,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:26,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:49:26,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:26,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:26,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:26,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:26,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:49:26,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:26,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:26,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 20:49:26,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:26,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 20:49:26,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:26,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:49:26,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:49:26,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 20:49:26,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 20:49:26,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:26,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:26,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:49:26,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:26,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:49:26,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:26,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:49:26,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:26,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:49:26,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 20:49:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:26,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:26,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:49:26,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:26,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:49:26,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:26,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:26,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 20:49:26,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:26,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:49:26,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:26,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:26,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:49:26,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:26,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:49:26,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:26,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:26,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:26,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:26,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:49:26,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:26,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:26,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:49:26,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:26,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:49:26,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:26,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:26,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:26,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:26,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:49:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:26,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:26,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:49:26,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:26,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:49:26,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:26,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:26,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:26,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:26,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-27 20:49:26,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:26,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:26,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:49:26,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:26,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:49:26,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:26,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:26,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 20:49:26,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:26,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:49:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:26,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:26,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:49:26,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:26,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:49:26,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:26,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:26,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:26,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:26,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:49:26,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:26,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:26,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:49:26,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:26,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:49:26,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:26,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:26,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:26,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:26,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:49:26,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:26,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:26,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:49:26,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:26,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:49:26,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:26,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:26,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:26,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:26,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 20:49:26,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:26,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:26,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:49:26,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:49:26,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:49:26,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:26,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:26,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 20:49:26,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:26,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 20:49:26,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:26,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:26,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:49:26,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:26,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:49:26,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:26,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:26,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:49:26,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:26,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:49:26,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:26,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:26,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:49:26,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:26,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:49:26,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:26,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:26,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:26,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:26,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 20:49:26,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:26,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:26,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:49:26,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:26,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:49:26,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:26,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:26,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:49:26,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:26,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 20:49:26,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:26,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:26,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:49:26,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:26,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:49:26,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:26,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:26,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:49:26,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:26,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 20:49:26,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:26,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:26,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:26,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:49:26,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:26,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:49:26,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:26,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:26,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:49:26,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:26,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:26,718 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-27 20:49:26,718 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [391333074] [2020-10-27 20:49:26,718 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:49:26,718 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 20:49:26,719 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142502766] [2020-10-27 20:49:26,719 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 20:49:26,719 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:49:26,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 20:49:26,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-27 20:49:26,720 INFO L87 Difference]: Start difference. First operand 667 states and 1040 transitions. Second operand 8 states. [2020-10-27 20:49:28,507 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 20:49:29,861 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-27 20:49:41,376 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 397 [2020-10-27 20:49:42,545 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 399 [2020-10-27 20:49:47,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:49:47,494 INFO L93 Difference]: Finished difference Result 1554 states and 2580 transitions. [2020-10-27 20:49:47,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 20:49:47,496 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 145 [2020-10-27 20:49:47,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:49:47,504 INFO L225 Difference]: With dead ends: 1554 [2020-10-27 20:49:47,504 INFO L226 Difference]: Without dead ends: 958 [2020-10-27 20:49:47,507 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2020-10-27 20:49:47,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 958 states. [2020-10-27 20:49:47,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 958 to 667. [2020-10-27 20:49:47,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 667 states. [2020-10-27 20:49:47,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 667 states and 1035 transitions. [2020-10-27 20:49:47,728 INFO L78 Accepts]: Start accepts. Automaton has 667 states and 1035 transitions. Word has length 145 [2020-10-27 20:49:47,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:49:47,728 INFO L481 AbstractCegarLoop]: Abstraction has 667 states and 1035 transitions. [2020-10-27 20:49:47,728 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 20:49:47,729 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1035 transitions. [2020-10-27 20:49:47,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-27 20:49:47,733 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:49:47,734 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 20:49:47,734 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 20:49:47,734 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:49:47,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:49:47,735 INFO L82 PathProgramCache]: Analyzing trace with hash 332054812, now seen corresponding path program 1 times [2020-10-27 20:49:47,735 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:49:47,735 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [67034855] [2020-10-27 20:49:47,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:49:47,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:47,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:47,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:47,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:48,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:48,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:49,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:52,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:52,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-27 20:49:52,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:49:52,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-27 20:49:52,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:52,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:49:52,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-27 20:49:52,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 20:49:52,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:49:53,976 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 394 [2020-10-27 20:49:53,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:49:53,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:53,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:54,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:49:54,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:54,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 20:49:54,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:54,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:54,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:54,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:54,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:54,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:49:54,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:54,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:54,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:49:54,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:54,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:49:54,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:54,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:54,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:54,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:54,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:54,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:49:54,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:54,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:54,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:49:54,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:54,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:49:54,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:54,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:54,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:54,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:54,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:54,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:49:54,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:54,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:54,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:49:54,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:54,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:49:54,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:54,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:54,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:54,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:54,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:54,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:49:54,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:54,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:54,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:49:54,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:54,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:49:54,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:54,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:54,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:54,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:54,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:54,184 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-27 20:49:54,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 20:49:54,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:54,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:54,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 20:49:54,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:49:54,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 135 [2020-10-27 20:49:54,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:54,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:49:54,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 20:49:54,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 20:49:54,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:54,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:49:54,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:54,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:54,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 20:49:54,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:54,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 20:49:54,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:54,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:54,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:54,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:54,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:54,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:49:54,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:54,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:54,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 20:49:54,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:54,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 20:49:54,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:54,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:49:54,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 20:49:54,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 20:49:54,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:54,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:49:54,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:54,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:54,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:49:54,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:54,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:49:54,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:54,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:49:54,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:49:54,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:49:54,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:54,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 20:49:54,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:54,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:54,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:49:54,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:54,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:49:54,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:54,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:54,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 20:49:54,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:54,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:54,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:49:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:54,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:54,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:49:54,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:54,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:49:54,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:54,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:54,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:54,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:54,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:54,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:49:54,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:54,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:54,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:49:54,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:54,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:49:54,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:54,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:54,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:54,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:54,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:54,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:49:54,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:54,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:54,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:49:54,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:54,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:49:54,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:54,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:54,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:54,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:54,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:54,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-27 20:49:54,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:54,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:54,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:49:54,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:54,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:49:54,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:54,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:54,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 20:49:54,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:54,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:54,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:49:54,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:54,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:54,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:49:54,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:54,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:49:54,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:54,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:54,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:54,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:54,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:54,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:49:54,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:54,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:54,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:49:54,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:54,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:49:54,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:54,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:54,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:54,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:54,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:54,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:49:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:54,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:54,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:49:54,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:54,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:49:54,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:54,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:54,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:54,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:54,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:54,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 20:49:54,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:54,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:54,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:49:54,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:49:54,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:49:54,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:54,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:54,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 20:49:54,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:54,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:54,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 20:49:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:54,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:54,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:49:54,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:54,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:49:54,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:54,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:54,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:49:54,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:54,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:54,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:49:54,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:54,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:54,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:49:54,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:54,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:49:54,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:54,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:54,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:49:54,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:54,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:54,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 20:49:54,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:54,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:54,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:49:54,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:54,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:49:54,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:54,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:54,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:49:54,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:54,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:54,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 20:49:54,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:54,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:54,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:49:54,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:54,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:49:54,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:54,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:54,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:49:54,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:54,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:54,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 20:49:54,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:49:54,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:49:54,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:49:54,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:49:54,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:49:54,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:49:54,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:49:54,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:49:54,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:49:54,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:49:54,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:49:54,608 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-27 20:49:54,608 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [67034855] [2020-10-27 20:49:54,609 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:49:54,609 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 20:49:54,609 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376688231] [2020-10-27 20:49:54,609 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 20:49:54,610 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:49:54,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 20:49:54,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-27 20:49:54,610 INFO L87 Difference]: Start difference. First operand 667 states and 1035 transitions. Second operand 9 states.