/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --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 -i ../../../trunk/examples/svcomp/product-lines/elevator_spec13_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 00:18:02,525 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 00:18:02,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 00:18:02,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 00:18:02,574 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 00:18:02,584 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 00:18:02,586 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 00:18:02,590 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 00:18:02,591 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 00:18:02,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 00:18:02,593 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 00:18:02,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 00:18:02,597 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 00:18:02,599 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 00:18:02,600 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 00:18:02,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 00:18:02,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 00:18:02,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 00:18:02,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 00:18:02,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 00:18:02,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 00:18:02,621 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 00:18:02,623 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 00:18:02,624 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 00:18:02,629 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 00:18:02,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 00:18:02,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 00:18:02,631 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 00:18:02,632 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 00:18:02,632 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 00:18:02,632 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 00:18:02,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 00:18:02,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 00:18:02,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 00:18:02,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 00:18:02,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 00:18:02,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 00:18:02,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 00:18:02,636 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 00:18:02,637 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 00:18:02,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 00:18:02,639 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 [2020-10-15 00:18:02,683 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 00:18:02,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 00:18:02,685 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 00:18:02,686 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 00:18:02,686 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 00:18:02,686 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 00:18:02,686 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 00:18:02,686 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 00:18:02,687 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 00:18:02,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 00:18:02,688 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 00:18:02,688 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 00:18:02,688 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 00:18:02,689 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 00:18:02,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 00:18:02,689 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 00:18:02,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 00:18:02,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 00:18:02,690 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 00:18:02,690 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 00:18:02,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 00:18:02,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 00:18:02,691 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 00:18:02,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 00:18:02,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 00:18:02,691 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 00:18:02,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 00:18:02,692 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 00:18:02,692 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 00:18:02,692 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 00:18:02,992 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 00:18:03,007 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 00:18:03,011 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 00:18:03,012 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 00:18:03,015 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 00:18:03,016 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec13_product30.cil.c [2020-10-15 00:18:03,089 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/728ce1170/55bab54a73cf494b80ac8fe584c7d633/FLAG2abd7cbc6 [2020-10-15 00:18:03,713 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 00:18:03,714 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec13_product30.cil.c [2020-10-15 00:18:03,737 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/728ce1170/55bab54a73cf494b80ac8fe584c7d633/FLAG2abd7cbc6 [2020-10-15 00:18:03,944 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/728ce1170/55bab54a73cf494b80ac8fe584c7d633 [2020-10-15 00:18:03,952 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 00:18:03,953 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 00:18:03,958 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 00:18:03,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 00:18:03,962 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 00:18:03,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:18:03" (1/1) ... [2020-10-15 00:18:03,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fb81a5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:18:03, skipping insertion in model container [2020-10-15 00:18:03,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:18:03" (1/1) ... [2020-10-15 00:18:03,977 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 00:18:04,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 00:18:04,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:18:04,729 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 00:18:04,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:18:05,016 INFO L208 MainTranslator]: Completed translation [2020-10-15 00:18:05,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:18:05 WrapperNode [2020-10-15 00:18:05,018 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 00:18:05,019 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 00:18:05,019 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 00:18:05,019 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 00:18:05,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:18:05" (1/1) ... [2020-10-15 00:18:05,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:18:05" (1/1) ... [2020-10-15 00:18:05,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:18:05" (1/1) ... [2020-10-15 00:18:05,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:18:05" (1/1) ... [2020-10-15 00:18:05,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:18:05" (1/1) ... [2020-10-15 00:18:05,193 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:18:05" (1/1) ... [2020-10-15 00:18:05,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:18:05" (1/1) ... [2020-10-15 00:18:05,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 00:18:05,234 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 00:18:05,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 00:18:05,235 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 00:18:05,236 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:18:05" (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 [2020-10-15 00:18:05,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 00:18:05,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 00:18:05,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 00:18:05,298 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-15 00:18:05,298 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-15 00:18:05,298 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-15 00:18:05,299 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-15 00:18:05,300 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-15 00:18:05,300 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-15 00:18:05,300 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-15 00:18:05,300 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-15 00:18:05,301 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-15 00:18:05,301 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-15 00:18:05,301 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-15 00:18:05,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification13_spec__1 [2020-10-15 00:18:05,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification13_spec__2 [2020-10-15 00:18:05,303 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-15 00:18:05,304 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-15 00:18:05,304 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-15 00:18:05,304 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-15 00:18:05,304 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-15 00:18:05,305 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-15 00:18:05,305 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-15 00:18:05,305 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-15 00:18:05,306 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 00:18:05,306 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-15 00:18:05,307 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-15 00:18:05,307 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-15 00:18:05,307 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 00:18:05,307 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-15 00:18:05,307 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 00:18:05,307 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 00:18:05,308 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 00:18:05,308 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-15 00:18:05,308 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-15 00:18:05,308 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-15 00:18:05,308 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-15 00:18:05,308 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-15 00:18:05,309 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-15 00:18:05,309 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-15 00:18:05,309 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-15 00:18:05,309 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-15 00:18:05,309 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-15 00:18:05,309 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-15 00:18:05,310 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-15 00:18:05,310 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-15 00:18:05,310 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-15 00:18:05,310 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-15 00:18:05,310 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-15 00:18:05,311 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-15 00:18:05,311 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-15 00:18:05,312 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-15 00:18:05,312 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-15 00:18:05,312 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-15 00:18:05,312 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-15 00:18:05,312 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-15 00:18:05,313 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-15 00:18:05,313 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-15 00:18:05,313 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-15 00:18:05,313 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-15 00:18:05,313 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__twothirdsfull [2020-10-15 00:18:05,313 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 00:18:05,314 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__twothirdsfull [2020-10-15 00:18:05,314 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-15 00:18:05,314 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-15 00:18:05,314 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 00:18:05,314 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 00:18:05,314 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 00:18:05,315 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 00:18:05,316 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 00:18:05,316 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 00:18:05,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 00:18:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 00:18:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 00:18:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 00:18:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 00:18:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 00:18:05,318 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 00:18:05,319 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 00:18:05,319 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-15 00:18:05,319 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-15 00:18:05,319 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-15 00:18:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-15 00:18:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-15 00:18:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-15 00:18:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-15 00:18:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-15 00:18:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-15 00:18:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-15 00:18:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-15 00:18:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 00:18:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-15 00:18:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification13_spec__1 [2020-10-15 00:18:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-15 00:18:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification13_spec__2 [2020-10-15 00:18:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-15 00:18:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-15 00:18:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-15 00:18:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-15 00:18:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-15 00:18:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-15 00:18:05,324 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-15 00:18:05,324 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-15 00:18:05,324 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 00:18:05,324 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-15 00:18:05,324 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-15 00:18:05,325 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-15 00:18:05,325 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 00:18:05,325 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-15 00:18:05,325 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-15 00:18:05,325 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-15 00:18:05,325 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-15 00:18:05,326 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-15 00:18:05,329 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 00:18:05,329 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-15 00:18:05,329 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 00:18:05,330 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 00:18:05,331 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 00:18:05,331 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 00:18:05,331 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 00:18:05,332 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 00:18:05,332 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 00:18:05,332 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-15 00:18:05,333 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-15 00:18:05,334 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-15 00:18:05,335 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 00:18:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-15 00:18:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-15 00:18:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-15 00:18:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-15 00:18:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-15 00:18:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-15 00:18:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-15 00:18:05,340 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-15 00:18:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-15 00:18:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-15 00:18:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-15 00:18:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-15 00:18:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-15 00:18:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-15 00:18:05,342 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-15 00:18:05,342 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-15 00:18:05,342 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-15 00:18:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-15 00:18:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-15 00:18:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-15 00:18:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__twothirdsfull [2020-10-15 00:18:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__twothirdsfull [2020-10-15 00:18:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 00:18:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 00:18:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 00:18:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 00:18:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 00:18:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 00:18:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 00:18:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 00:18:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 00:18:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 00:18:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 00:18:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 00:18:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 00:18:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 00:18:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 00:18:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 00:18:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 00:18:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 00:18:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 00:18:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 00:18:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 00:18:07,462 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 00:18:07,463 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-15 00:18:07,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:18:07 BoogieIcfgContainer [2020-10-15 00:18:07,477 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 00:18:07,480 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 00:18:07,480 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 00:18:07,485 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 00:18:07,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:18:03" (1/3) ... [2020-10-15 00:18:07,486 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6580d50a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:18:07, skipping insertion in model container [2020-10-15 00:18:07,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:18:05" (2/3) ... [2020-10-15 00:18:07,488 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6580d50a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:18:07, skipping insertion in model container [2020-10-15 00:18:07,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:18:07" (3/3) ... [2020-10-15 00:18:07,489 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec13_product30.cil.c [2020-10-15 00:18:07,500 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 00:18:07,511 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 00:18:07,525 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 00:18:07,555 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 00:18:07,555 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 00:18:07,555 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 00:18:07,555 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 00:18:07,556 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 00:18:07,556 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 00:18:07,556 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 00:18:07,556 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 00:18:07,605 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states. [2020-10-15 00:18:07,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-10-15 00:18:07,636 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:18:07,638 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:18:07,638 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:18:07,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:18:07,645 INFO L82 PathProgramCache]: Analyzing trace with hash -1657439968, now seen corresponding path program 1 times [2020-10-15 00:18:07,654 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:18:07,655 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1258112369] [2020-10-15 00:18:07,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:18:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:08,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:08,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:08,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:09,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:09,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:10,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:13,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:13,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 167 [2020-10-15 00:18:13,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:18:13,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5042 [2020-10-15 00:18:13,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:13,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:13,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:18:13,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-15 00:18:13,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-15 00:18:13,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 00:18:14,263 WARN L193 SmtUtils]: Spent 832.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-15 00:18:14,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:18:14,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:14,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:14,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:14,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:18:14,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:14,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-15 00:18:14,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:14,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:14,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:18:14,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:18:14,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:18:14,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:14,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:18:14,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:14,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:14,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:14,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:18:14,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:14,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:18:14,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:14,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:14,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:18:14,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:18:14,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:18:14,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:14,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:18:14,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:14,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:14,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:14,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:18:14,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:14,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:18:14,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:14,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:14,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:18:14,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:18:14,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:18:14,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:14,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:18:14,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:14,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:14,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:14,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:18:14,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:14,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:18:14,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:14,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:14,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:18:14,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:18:14,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:18:14,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:14,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:18:14,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:14,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:14,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:14,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:18:14,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:14,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:18:14,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:14,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:14,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:18:14,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:18:14,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:18:14,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:14,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 00:18:14,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:14,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:14,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:14,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:14,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:14,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:15,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:15,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 00:18:15,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:18:15,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 859 [2020-10-15 00:18:15,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:15,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:15,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:18:15,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 00:18:15,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-15 00:18:15,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:18:15,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:18:15,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:15,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:15,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:15,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:15,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:18:15,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:18:15,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 00:18:15,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:15,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:15,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:18:15,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:18:15,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:18:15,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:15,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:18:15,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:15,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:15,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:15,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:15,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:15,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:18:15,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:18:15,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 131 [2020-10-15 00:18:15,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:15,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:15,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:18:15,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:18:15,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 00:18:15,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:15,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 00:18:15,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:15,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:15,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:15,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:18:15,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:15,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:18:15,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:15,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:15,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:18:15,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:18:15,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:18:15,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:15,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-15 00:18:15,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:15,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:15,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:15,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:15,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:16,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:16,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 00:18:16,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:18:16,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 797 [2020-10-15 00:18:16,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:16,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:16,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:18:16,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 00:18:16,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-15 00:18:16,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:16,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:18:16,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:16,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:16,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:16,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:16,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:18:16,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:18:16,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:18:16,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:16,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:16,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:18:16,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:18:16,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:18:16,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:16,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:18:16,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:16,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:16,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:16,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:16,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:16,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:18:16,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:18:16,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 111 [2020-10-15 00:18:16,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:16,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:16,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:18:16,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:18:16,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 00:18:16,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:16,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 00:18:16,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:16,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:16,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:16,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:18:16,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:16,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:18:16,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:16,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:16,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:18:16,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:18:16,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:18:16,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 00:18:16,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-15 00:18:16,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:16,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:16,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:16,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 00:18:16,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:16,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:18:16,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:16,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:16,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:18:16,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 00:18:16,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:18:16,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:16,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:18:16,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:16,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:16,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:16,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:18:16,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:16,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:18:16,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:16,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:16,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:18:16,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:18:16,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:18:16,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:16,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-15 00:18:16,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:16,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:16,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:16,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:18:16,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:16,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:18:16,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:16,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:16,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:18:16,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:18:16,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:18:16,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:16,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-15 00:18:16,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:16,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:16,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:16,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:16,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:18:16,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:18:16,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 00:18:16,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:16,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:16,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:18:16,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:18:16,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:18:16,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:16,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-15 00:18:16,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:16,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:16,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:16,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:16,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:18:16,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:18:16,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 00:18:16,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:16,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:16,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:18:16,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:18:16,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:18:16,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:16,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-15 00:18:16,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:16,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:16,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:16,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:18:16,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:16,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:18:16,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:16,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:16,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:18:16,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:18:16,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:18:16,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:17,034 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-15 00:18:17,035 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1258112369] [2020-10-15 00:18:17,037 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 00:18:17,038 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-15 00:18:17,039 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206889595] [2020-10-15 00:18:17,045 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-15 00:18:17,045 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:18:17,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-15 00:18:17,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=268, Unknown=0, NotChecked=0, Total=306 [2020-10-15 00:18:17,064 INFO L87 Difference]: Start difference. First operand 823 states. Second operand 18 states. [2020-10-15 00:18:20,195 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-15 00:18:21,009 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-15 00:18:22,064 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-15 00:18:25,399 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-15 00:18:26,295 WARN L193 SmtUtils]: Spent 770.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:18:27,059 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-15 00:18:27,904 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-15 00:18:28,765 WARN L193 SmtUtils]: Spent 753.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-15 00:18:40,763 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-15 00:18:41,975 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-15 00:18:42,773 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-15 00:18:50,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:18:50,590 INFO L93 Difference]: Finished difference Result 1662 states and 2806 transitions. [2020-10-15 00:18:50,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-15 00:18:50,593 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 113 [2020-10-15 00:18:50,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:18:50,629 INFO L225 Difference]: With dead ends: 1662 [2020-10-15 00:18:50,630 INFO L226 Difference]: Without dead ends: 969 [2020-10-15 00:18:50,644 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 9.9s TimeCoverageRelationStatistics Valid=201, Invalid=989, Unknown=0, NotChecked=0, Total=1190 [2020-10-15 00:18:50,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 969 states. [2020-10-15 00:18:50,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 969 to 723. [2020-10-15 00:18:50,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 723 states. [2020-10-15 00:18:51,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 723 states and 1152 transitions. [2020-10-15 00:18:51,004 INFO L78 Accepts]: Start accepts. Automaton has 723 states and 1152 transitions. Word has length 113 [2020-10-15 00:18:51,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:18:51,005 INFO L479 AbstractCegarLoop]: Abstraction has 723 states and 1152 transitions. [2020-10-15 00:18:51,005 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-15 00:18:51,005 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1152 transitions. [2020-10-15 00:18:51,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-10-15 00:18:51,013 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:18:51,014 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:18:51,014 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 00:18:51,014 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:18:51,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:18:51,015 INFO L82 PathProgramCache]: Analyzing trace with hash -277159174, now seen corresponding path program 1 times [2020-10-15 00:18:51,016 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:18:51,016 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [618019439] [2020-10-15 00:18:51,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:18:51,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:51,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:51,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:51,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:51,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:51,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:53,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:54,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:56,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:56,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-10-15 00:18:56,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 00:18:56,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5032 [2020-10-15 00:18:56,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:56,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:56,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 00:18:56,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:18:56,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 126 [2020-10-15 00:18:56,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:18:56,893 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-15 00:18:56,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:18:56,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:56,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:57,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:57,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:18:57,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:57,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-15 00:18:57,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:57,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:57,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:18:57,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:18:57,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:18:57,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:18:57,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:18:57,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:57,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:57,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:57,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:18:57,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:57,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:18:57,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:57,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:57,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:18:57,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:18:57,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:18:57,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:18:57,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:18:57,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:57,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:57,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:57,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:18:57,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:57,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:18:57,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:57,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:57,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:18:57,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:18:57,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:18:57,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:57,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:18:57,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:57,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:57,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:57,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:18:57,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:57,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:18:57,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:57,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:57,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:18:57,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:18:57,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:18:57,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:57,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:18:57,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:57,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:57,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:57,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:18:57,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:57,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:18:57,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:57,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:57,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:18:57,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:18:57,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:18:57,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:18:57,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 00:18:57,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:57,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:57,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:57,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:57,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:57,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 00:18:57,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:18:57,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 329 [2020-10-15 00:18:57,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:57,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:57,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:18:57,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:18:57,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-15 00:18:57,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:57,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:18:57,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:57,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:57,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:57,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:18:57,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:57,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:18:57,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:57,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:57,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:18:57,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:18:57,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:18:57,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:57,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:18:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:57,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:57,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:57,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 00:18:57,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:57,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 00:18:57,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:57,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:57,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:18:57,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:18:57,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:18:57,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:57,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-15 00:18:57,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:57,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:57,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:57,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:18:57,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:57,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:18:57,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:57,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:57,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:18:57,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:18:57,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:18:57,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:57,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 00:18:57,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:57,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:57,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:57,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:57,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:57,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:58,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:58,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 00:18:58,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:18:58,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 595 [2020-10-15 00:18:58,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:58,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:58,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:18:58,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:18:58,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-15 00:18:58,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:58,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:18:58,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:58,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:58,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:58,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:58,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:18:58,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:18:58,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 00:18:58,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:58,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:58,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:18:58,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:18:58,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:18:58,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:58,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:18:58,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:58,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:58,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:58,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:58,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 00:18:58,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:18:58,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-15 00:18:58,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:58,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:58,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:18:58,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:18:58,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-15 00:18:58,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:18:58,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-15 00:18:58,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:58,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:58,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:58,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:18:58,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:58,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:18:58,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:58,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:58,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:18:58,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:18:58,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:18:58,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:58,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-15 00:18:58,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:58,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:58,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:58,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 00:18:58,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:58,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:18:58,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:58,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:58,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:18:58,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:18:58,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 00:18:58,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:18:58,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:18:58,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:58,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:58,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:58,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:18:58,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:58,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:18:58,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:58,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:58,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:18:58,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:18:58,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:18:58,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:18:58,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-15 00:18:58,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:58,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:58,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:58,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:18:58,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:58,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:18:58,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:58,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:58,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:18:58,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:18:58,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:18:58,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:58,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 00:18:58,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:58,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:58,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:58,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 00:18:58,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:58,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:18:58,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:58,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:58,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:18:58,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 00:18:58,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:18:58,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:18:58,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-15 00:18:58,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:58,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:58,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:58,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 00:18:58,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:58,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:18:58,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:58,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:58,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:18:58,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-15 00:18:58,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:18:58,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:18:58,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-15 00:18:58,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:18:58,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:18:58,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:18:58,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:18:58,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:18:58,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:18:58,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:18:58,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:18:58,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:18:58,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:18:58,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:18:58,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:18:58,465 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-15 00:18:58,467 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [618019439] [2020-10-15 00:18:58,467 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:18:58,467 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 00:18:58,468 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260733654] [2020-10-15 00:18:58,469 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 00:18:58,469 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:18:58,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 00:18:58,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-15 00:18:58,471 INFO L87 Difference]: Start difference. First operand 723 states and 1152 transitions. Second operand 12 states. [2020-10-15 00:19:00,577 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-15 00:19:01,603 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-15 00:19:02,387 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-15 00:19:03,299 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-15 00:19:04,094 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-15 00:19:05,883 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-15 00:19:06,755 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-15 00:19:25,764 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-15 00:19:26,583 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-15 00:19:27,899 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-15 00:19:28,725 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-15 00:19:40,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:19:40,329 INFO L93 Difference]: Finished difference Result 2446 states and 4117 transitions. [2020-10-15 00:19:40,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-15 00:19:40,330 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 120 [2020-10-15 00:19:40,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:19:40,349 INFO L225 Difference]: With dead ends: 2446 [2020-10-15 00:19:40,349 INFO L226 Difference]: Without dead ends: 1765 [2020-10-15 00:19:40,355 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 320 ImplicationChecksByTransitivity, 9.9s TimeCoverageRelationStatistics Valid=315, Invalid=945, Unknown=0, NotChecked=0, Total=1260 [2020-10-15 00:19:40,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1765 states. [2020-10-15 00:19:40,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1765 to 1336. [2020-10-15 00:19:40,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1336 states. [2020-10-15 00:19:40,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1336 states and 2164 transitions. [2020-10-15 00:19:40,655 INFO L78 Accepts]: Start accepts. Automaton has 1336 states and 2164 transitions. Word has length 120 [2020-10-15 00:19:40,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:19:40,656 INFO L479 AbstractCegarLoop]: Abstraction has 1336 states and 2164 transitions. [2020-10-15 00:19:40,656 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 00:19:40,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 2164 transitions. [2020-10-15 00:19:40,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-10-15 00:19:40,663 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:19:40,663 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:19:40,663 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 00:19:40,663 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:19:40,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:19:40,664 INFO L82 PathProgramCache]: Analyzing trace with hash -776347813, now seen corresponding path program 1 times [2020-10-15 00:19:40,664 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:19:40,664 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [347830469] [2020-10-15 00:19:40,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:19:40,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:40,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:40,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:40,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:41,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:42,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:43,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:45,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:45,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 242 [2020-10-15 00:19:45,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:19:45,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5054 [2020-10-15 00:19:45,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:45,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:45,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-15 00:19:45,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:19:45,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 166 [2020-10-15 00:19:45,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:19:46,527 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-15 00:19:46,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:19:46,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:46,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:46,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:46,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:19:46,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:46,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-15 00:19:46,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:46,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:46,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:19:46,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:19:46,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:19:46,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:19:46,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:19:46,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:46,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:46,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:46,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:19:46,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:46,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:19:46,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:46,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:46,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:19:46,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:19:46,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:19:46,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:19:46,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:19:46,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:46,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:46,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:46,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:19:46,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:46,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:19:46,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:46,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:46,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:19:46,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:19:46,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:19:46,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:19:46,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:19:46,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:46,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:46,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:46,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:19:46,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:46,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:19:46,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:46,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:46,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:19:46,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:19:46,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:19:46,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:19:46,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:19:46,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:46,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:46,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:46,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:19:46,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:46,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:19:46,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:46,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:46,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:19:46,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:19:46,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:19:46,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:19:46,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 00:19:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:46,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:46,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:46,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:47,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:47,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 00:19:47,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:19:47,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 227 [2020-10-15 00:19:47,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:47,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:47,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:19:47,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:19:47,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-15 00:19:47,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:19:47,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:19:47,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:47,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:47,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:47,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:19:47,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:47,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:19:47,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:47,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:47,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:19:47,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:19:47,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:19:47,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:19:47,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:19:47,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:47,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:47,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:47,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 00:19:47,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:47,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:19:47,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:47,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:47,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:19:47,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:19:47,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:19:47,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:19:47,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-15 00:19:47,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:47,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:47,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:47,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:19:47,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:47,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:19:47,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:47,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:47,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:19:47,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:19:47,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:19:47,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:19:47,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 00:19:47,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:47,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:47,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:47,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:47,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:47,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 00:19:47,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:19:47,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 181 [2020-10-15 00:19:47,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:47,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:47,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:19:47,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:19:47,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-15 00:19:47,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:19:47,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:19:47,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:47,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:47,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:47,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:19:47,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:47,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:19:47,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:47,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:47,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:19:47,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:19:47,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:19:47,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:19:47,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:19:47,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:47,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:47,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:47,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 00:19:47,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:47,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:19:47,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:47,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:47,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:19:47,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:19:47,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:19:47,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:19:47,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 00:19:47,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:47,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:47,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:47,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:19:47,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:47,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:19:47,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:47,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:47,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:19:47,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:19:47,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:19:47,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:19:47,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-15 00:19:47,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:47,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:47,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:47,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 00:19:47,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:47,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:19:47,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:47,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:47,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:19:47,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:19:47,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 00:19:47,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:19:47,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:19:47,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:47,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:47,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:47,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:19:47,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:47,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:19:47,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:47,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:47,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:19:47,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:19:47,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:19:47,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:19:47,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 00:19:47,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:47,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:47,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:47,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:19:47,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:47,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:19:47,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:47,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:47,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:19:47,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:19:47,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:19:47,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:19:47,580 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-15 00:19:47,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-15 00:19:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:47,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:47,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:47,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:48,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:48,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-15 00:19:48,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:19:48,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 979 [2020-10-15 00:19:48,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:48,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:48,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:19:48,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 00:19:48,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-15 00:19:48,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:19:48,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:19:48,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:48,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:48,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:48,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 00:19:48,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:48,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 00:19:48,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:48,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:48,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:19:48,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:19:48,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 00:19:48,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:19:48,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 00:19:48,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:48,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:48,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:48,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:19:48,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:48,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:19:48,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:48,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:48,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:19:48,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:19:48,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:19:48,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:19:48,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:19:48,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:48,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:48,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:48,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:19:48,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:48,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:19:48,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:48,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:48,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:19:48,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:19:48,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:19:48,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:19:48,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-15 00:19:48,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:48,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:48,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:48,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 00:19:48,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:48,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-15 00:19:48,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:48,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:48,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:19:48,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:19:48,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 00:19:48,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:19:48,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:19:48,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:48,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:48,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:48,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:19:48,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:48,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:19:48,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:48,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:48,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:19:48,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:19:48,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 00:19:48,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:19:48,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:19:48,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:48,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:48,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:48,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:19:48,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:48,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:19:48,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:48,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:48,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:19:48,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:19:48,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:19:48,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:19:48,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 00:19:48,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:48,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:48,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:48,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:19:48,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:48,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:19:48,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:48,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:48,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:19:48,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:19:48,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:19:48,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:19:48,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-15 00:19:48,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:48,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:48,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:48,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 00:19:48,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:48,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:19:48,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:48,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:48,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:19:48,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 00:19:48,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:19:48,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:19:48,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-15 00:19:48,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:48,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:48,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:48,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 00:19:48,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:48,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:19:48,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:48,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:48,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:19:48,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-15 00:19:48,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:19:48,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:19:48,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2020-10-15 00:19:48,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:19:48,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:19:48,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:19:48,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:19:48,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:19:48,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:19:48,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:19:48,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:19:48,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:19:48,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:19:48,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:19:48,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:19:48,870 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-15 00:19:48,871 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [347830469] [2020-10-15 00:19:48,871 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:19:48,872 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 00:19:48,872 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214779742] [2020-10-15 00:19:48,873 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 00:19:48,873 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:19:48,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 00:19:48,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2020-10-15 00:19:48,873 INFO L87 Difference]: Start difference. First operand 1336 states and 2164 transitions. Second operand 12 states. [2020-10-15 00:19:50,335 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-15 00:19:51,820 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2020-10-15 00:19:52,456 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-15 00:19:57,546 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2020-10-15 00:19:59,116 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 393 DAG size of output: 391 [2020-10-15 00:19:59,553 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2020-10-15 00:20:01,734 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-15 00:20:09,419 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:20:10,940 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 157 [2020-10-15 00:20:13,727 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 118 [2020-10-15 00:20:14,573 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2020-10-15 00:20:33,504 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-15 00:20:34,010 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-15 00:20:34,814 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-15 00:20:36,619 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-10-15 00:20:39,009 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-15 00:20:40,731 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2020-10-15 00:20:42,641 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 121 [2020-10-15 00:20:44,512 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-15 00:20:45,523 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-15 00:20:57,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:20:57,642 INFO L93 Difference]: Finished difference Result 4511 states and 8358 transitions. [2020-10-15 00:20:57,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2020-10-15 00:20:57,643 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 172 [2020-10-15 00:20:57,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:20:57,675 INFO L225 Difference]: With dead ends: 4511 [2020-10-15 00:20:57,675 INFO L226 Difference]: Without dead ends: 3310 [2020-10-15 00:20:57,686 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 63 SyntacticMatches, 1 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1695 ImplicationChecksByTransitivity, 7.8s TimeCoverageRelationStatistics Valid=774, Invalid=4056, Unknown=0, NotChecked=0, Total=4830 [2020-10-15 00:20:57,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3310 states. [2020-10-15 00:20:58,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3310 to 2041. [2020-10-15 00:20:58,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2041 states. [2020-10-15 00:20:58,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 2041 states and 3311 transitions. [2020-10-15 00:20:58,375 INFO L78 Accepts]: Start accepts. Automaton has 2041 states and 3311 transitions. Word has length 172 [2020-10-15 00:20:58,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:20:58,376 INFO L479 AbstractCegarLoop]: Abstraction has 2041 states and 3311 transitions. [2020-10-15 00:20:58,376 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 00:20:58,376 INFO L276 IsEmpty]: Start isEmpty. Operand 2041 states and 3311 transitions. [2020-10-15 00:20:58,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2020-10-15 00:20:58,384 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:20:58,384 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:20:58,385 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 00:20:58,385 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:20:58,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:20:58,385 INFO L82 PathProgramCache]: Analyzing trace with hash -2135478427, now seen corresponding path program 1 times [2020-10-15 00:20:58,386 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:20:58,386 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [946507170] [2020-10-15 00:20:58,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:20:58,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:20:58,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:58,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:58,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:58,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:20:59,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:03,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:03,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 243 [2020-10-15 00:21:03,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:21:03,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-15 00:21:03,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:03,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:03,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-15 00:21:03,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:21:03,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 167 [2020-10-15 00:21:03,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:04,207 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-15 00:21:04,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:21:04,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:04,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:04,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:04,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:21:04,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:04,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-15 00:21:04,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:04,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:04,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:21:04,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:04,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:21:04,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:04,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:21:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:04,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:04,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:04,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:21:04,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:04,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:21:04,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:04,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:04,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:21:04,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:04,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:21:04,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:04,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:21:04,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:04,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:04,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:04,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:21:04,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:04,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:21:04,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:04,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:04,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:21:04,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:04,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:21:04,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:04,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:21:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:04,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:04,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:04,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:21:04,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:04,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:21:04,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:04,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:04,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:21:04,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:04,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:21:04,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:04,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:21:04,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:04,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:04,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:04,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:21:04,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:04,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:21:04,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:04,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:04,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:21:04,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:04,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:21:04,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:04,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 00:21:04,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:04,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:04,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:04,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:04,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:04,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 00:21:04,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:21:04,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 275 [2020-10-15 00:21:04,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:04,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:04,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:21:04,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:04,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-15 00:21:04,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:21:04,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:21:04,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:04,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:04,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:04,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:21:04,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:04,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:21:04,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:04,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:04,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:21:04,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:04,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:21:04,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:04,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:21:04,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:04,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:04,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:04,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 00:21:04,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:04,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:21:04,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:04,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:04,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:21:04,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:04,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:21:04,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:04,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-15 00:21:04,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:04,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:04,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:04,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:21:04,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:04,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:21:04,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:04,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:04,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:21:04,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:04,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:21:04,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:04,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 00:21:04,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:04,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:04,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:04,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:04,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:04,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 00:21:04,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:21:04,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 217 [2020-10-15 00:21:04,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:04,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:04,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:21:04,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:04,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-15 00:21:04,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:04,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:21:04,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:04,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:04,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:04,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:21:04,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:04,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:21:04,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:04,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:04,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:21:04,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:04,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:21:04,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:04,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:21:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:04,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:05,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:05,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 00:21:05,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:05,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:21:05,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:05,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:05,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:21:05,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:05,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:21:05,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:05,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 00:21:05,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:05,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:05,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:05,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:21:05,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:05,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:21:05,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:05,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:05,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:21:05,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:05,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:21:05,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:05,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-15 00:21:05,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:05,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:05,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:05,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 00:21:05,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:05,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:21:05,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:05,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:05,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:21:05,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:05,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 00:21:05,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:05,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:21:05,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:05,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:05,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:05,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:21:05,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:05,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:21:05,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:05,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:05,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:21:05,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:05,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:21:05,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:05,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 00:21:05,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:05,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:05,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:05,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:21:05,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:05,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:21:05,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:05,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:05,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:21:05,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:05,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:21:05,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:05,203 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-15 00:21:05,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-15 00:21:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:05,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:05,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:05,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:05,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:05,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-15 00:21:05,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:21:05,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 776 [2020-10-15 00:21:05,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:05,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:05,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:21:05,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 00:21:05,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-15 00:21:05,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:06,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:21:06,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:06,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:06,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:06,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 00:21:06,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:06,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:21:06,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:06,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:06,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:21:06,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:06,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 00:21:06,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:06,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 00:21:06,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:06,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:06,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:06,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:21:06,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:06,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:21:06,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:06,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:06,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:21:06,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:06,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:21:06,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:06,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:21:06,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:06,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:06,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:06,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:21:06,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:06,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:21:06,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:06,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:06,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:21:06,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:06,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:21:06,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:06,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-15 00:21:06,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:06,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:06,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:06,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 00:21:06,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:06,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 00:21:06,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:06,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:06,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:21:06,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:06,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 00:21:06,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:06,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:21:06,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:06,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:06,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:06,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:21:06,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:06,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:21:06,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:06,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:06,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:21:06,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:06,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:21:06,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:06,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:21:06,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:06,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:06,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:06,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:21:06,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:06,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:21:06,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:06,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:06,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:21:06,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:06,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:21:06,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:21:06,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-15 00:21:06,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:06,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:06,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:06,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:21:06,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:06,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:21:06,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:06,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:06,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:21:06,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:21:06,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:21:06,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:21:06,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-15 00:21:06,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:06,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:06,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:06,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 00:21:06,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:06,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:21:06,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:06,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:06,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:21:06,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 00:21:06,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:21:06,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:21:06,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-15 00:21:06,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:06,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:06,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:06,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 00:21:06,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:06,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:21:06,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:06,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:06,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:21:06,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-15 00:21:06,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:21:06,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:06,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-15 00:21:06,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:21:06,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:21:06,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:21:06,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:21:06,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:21:06,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:21:06,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:21:06,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:21:06,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:21:06,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:21:06,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:21:06,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:21:06,278 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-15 00:21:06,279 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [946507170] [2020-10-15 00:21:06,279 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:21:06,280 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 00:21:06,280 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480754631] [2020-10-15 00:21:06,281 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 00:21:06,281 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:21:06,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 00:21:06,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2020-10-15 00:21:06,282 INFO L87 Difference]: Start difference. First operand 2041 states and 3311 transitions. Second operand 12 states. [2020-10-15 00:21:07,803 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-15 00:21:09,324 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2020-10-15 00:21:09,955 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-15 00:21:13,662 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-10-15 00:21:15,158 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2020-10-15 00:21:16,899 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 393 DAG size of output: 388 [2020-10-15 00:21:17,328 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 121 [2020-10-15 00:21:20,064 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-15 00:21:25,659 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:21:26,962 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 154 [2020-10-15 00:21:29,883 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 115 [2020-10-15 00:21:30,652 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 112 [2020-10-15 00:21:39,673 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 117