/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=BIGGEST --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_spec14_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:35:32,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:35:32,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:35:32,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:35:32,369 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:35:32,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:35:32,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:35:32,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:35:32,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:35:32,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:35:32,376 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:35:32,377 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:35:32,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:35:32,379 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:35:32,380 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:35:32,381 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:35:32,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:35:32,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:35:32,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:35:32,386 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:35:32,387 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:35:32,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:35:32,389 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:35:32,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:35:32,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:35:32,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:35:32,393 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:35:32,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:35:32,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:35:32,395 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:35:32,395 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:35:32,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:35:32,397 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:35:32,398 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:35:32,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:35:32,399 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:35:32,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:35:32,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:35:32,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:35:32,401 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:35:32,401 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:35:32,402 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 [2020-10-12 16:35:32,425 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:35:32,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:35:32,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:35:32,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:35:32,427 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:35:32,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:35:32,427 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:35:32,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:35:32,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:35:32,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:35:32,428 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:35:32,428 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:35:32,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:35:32,429 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:35:32,429 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:35:32,429 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:35:32,429 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:35:32,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:35:32,430 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:35:32,430 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:35:32,430 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:35:32,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:35:32,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:35:32,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:35:32,431 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:35:32,431 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:35:32,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:35:32,431 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:35:32,432 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:35:32,432 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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 16:35:32,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:35:32,746 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:35:32,752 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:35:32,756 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:35:32,756 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:35:32,757 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec14_product31.cil.c [2020-10-12 16:35:32,822 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c3a55374a/a375982354fd45e5ab0af0fc6686ccfb/FLAG26f8e21f1 [2020-10-12 16:35:33,428 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:35:33,429 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec14_product31.cil.c [2020-10-12 16:35:33,448 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c3a55374a/a375982354fd45e5ab0af0fc6686ccfb/FLAG26f8e21f1 [2020-10-12 16:35:33,582 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c3a55374a/a375982354fd45e5ab0af0fc6686ccfb [2020-10-12 16:35:33,591 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:35:33,593 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:35:33,594 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:35:33,594 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:35:33,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:35:33,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:35:33" (1/1) ... [2020-10-12 16:35:33,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4916cb65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:33, skipping insertion in model container [2020-10-12 16:35:33,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:35:33" (1/1) ... [2020-10-12 16:35:33,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:35:33,699 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:35:34,385 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:35:34,397 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:35:34,542 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:35:34,622 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:35:34,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:34 WrapperNode [2020-10-12 16:35:34,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:35:34,623 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:35:34,624 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:35:34,624 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:35:34,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:34" (1/1) ... [2020-10-12 16:35:34,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:34" (1/1) ... [2020-10-12 16:35:34,690 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:34" (1/1) ... [2020-10-12 16:35:34,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:34" (1/1) ... [2020-10-12 16:35:34,762 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:34" (1/1) ... [2020-10-12 16:35:34,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:34" (1/1) ... [2020-10-12 16:35:34,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:34" (1/1) ... [2020-10-12 16:35:34,834 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:35:34,835 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:35:34,835 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:35:34,835 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:35:34,836 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:34" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:35:34,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:35:34,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:35:34,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 16:35:34,936 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-12 16:35:34,936 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-12 16:35:34,936 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-12 16:35:34,936 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-12 16:35:34,938 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-12 16:35:34,938 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-12 16:35:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-12 16:35:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-12 16:35:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 16:35:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 16:35:34,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 16:35:34,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 16:35:34,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 16:35:34,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 16:35:34,941 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-12 16:35:34,941 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-12 16:35:34,941 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 16:35:34,941 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 16:35:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 16:35:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 16:35:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-12 16:35:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-12 16:35:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-12 16:35:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-12 16:35:34,944 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-12 16:35:34,944 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-12 16:35:34,944 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-12 16:35:34,944 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-12 16:35:34,945 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-12 16:35:34,945 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-12 16:35:34,945 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-12 16:35:34,945 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-12 16:35:34,945 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-12 16:35:34,946 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-12 16:35:34,946 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-12 16:35:34,946 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-12 16:35:34,946 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-12 16:35:34,946 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-12 16:35:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-12 16:35:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-12 16:35:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-12 16:35:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-12 16:35:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-12 16:35:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-12 16:35:34,948 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-12 16:35:34,948 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-12 16:35:34,948 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-12 16:35:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-12 16:35:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-12 16:35:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-12 16:35:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 16:35:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-12 16:35:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-12 16:35:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-12 16:35:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-12 16:35:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-12 16:35:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-12 16:35:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-12 16:35:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-12 16:35:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-12 16:35:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-12 16:35:34,953 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-12 16:35:34,953 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-12 16:35:34,953 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 16:35:34,953 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-12 16:35:34,954 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-12 16:35:34,955 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-12 16:35:34,955 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 16:35:34,956 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-12 16:35:34,957 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 16:35:34,958 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 16:35:34,958 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:35:34,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification14_spec__1 [2020-10-12 16:35:34,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 16:35:34,959 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 16:35:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:35:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 16:35:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-12 16:35:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-12 16:35:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-12 16:35:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-12 16:35:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-12 16:35:34,962 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-12 16:35:34,962 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-12 16:35:34,962 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-12 16:35:34,962 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 16:35:34,962 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 16:35:34,962 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 16:35:34,963 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 16:35:34,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 16:35:34,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 16:35:34,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:35:34,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 16:35:34,963 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 16:35:34,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:35:34,964 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 16:35:34,964 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 16:35:34,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:35:34,964 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 16:35:34,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 16:35:34,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:35:34,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 16:35:34,965 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-12 16:35:34,965 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 16:35:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-12 16:35:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-12 16:35:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-12 16:35:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-12 16:35:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-12 16:35:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-12 16:35:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 16:35:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 16:35:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 16:35:34,968 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 16:35:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-12 16:35:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-12 16:35:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 16:35:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-12 16:35:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-12 16:35:34,970 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-12 16:35:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-12 16:35:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-12 16:35:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-12 16:35:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-12 16:35:34,978 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-12 16:35:34,978 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-12 16:35:34,978 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-12 16:35:34,979 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-12 16:35:34,979 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-12 16:35:34,980 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-12 16:35:34,980 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-12 16:35:34,981 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-12 16:35:34,981 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-12 16:35:34,981 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-12 16:35:34,982 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-12 16:35:34,982 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-12 16:35:34,982 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-12 16:35:34,982 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-12 16:35:34,982 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-12 16:35:34,983 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-12 16:35:34,989 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-12 16:35:34,990 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-12 16:35:34,990 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-12 16:35:34,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification14_spec__1 [2020-10-12 16:35:34,990 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-12 16:35:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 16:35:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-12 16:35:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-12 16:35:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-12 16:35:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-12 16:35:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-12 16:35:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-12 16:35:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-12 16:35:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-12 16:35:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 16:35:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-12 16:35:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-12 16:35:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-12 16:35:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 16:35:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-12 16:35:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 16:35:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 16:35:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 16:35:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:35:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 16:35:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:35:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 16:35:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:35:37,321 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:35:37,322 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-12 16:35:37,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:35:37 BoogieIcfgContainer [2020-10-12 16:35:37,339 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:35:37,342 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:35:37,342 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:35:37,346 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:35:37,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:35:33" (1/3) ... [2020-10-12 16:35:37,347 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48ce3d13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:35:37, skipping insertion in model container [2020-10-12 16:35:37,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:35:34" (2/3) ... [2020-10-12 16:35:37,348 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48ce3d13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:35:37, skipping insertion in model container [2020-10-12 16:35:37,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:35:37" (3/3) ... [2020-10-12 16:35:37,350 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec14_product31.cil.c [2020-10-12 16:35:37,363 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:35:37,375 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 16:35:37,391 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 16:35:37,424 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:35:37,424 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:35:37,424 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:35:37,424 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:35:37,425 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:35:37,425 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:35:37,425 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:35:37,425 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:35:37,472 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states. [2020-10-12 16:35:37,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-12 16:35:37,512 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:35:37,513 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:35:37,514 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:35:37,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:35:37,522 INFO L82 PathProgramCache]: Analyzing trace with hash 716807199, now seen corresponding path program 1 times [2020-10-12 16:35:37,528 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:35:37,529 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [377384332] [2020-10-12 16:35:37,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:35:38,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:38,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:38,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:38,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:39,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:39,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:43,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:43,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-10-12 16:35:43,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:35:43,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5082 [2020-10-12 16:35:43,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:43,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-12 16:35:43,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:35:43,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-10-12 16:35:43,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 16:35:44,376 WARN L193 SmtUtils]: Spent 973.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:35:44,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:35:44,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:44,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:44,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:44,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:35:44,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:44,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 180 [2020-10-12 16:35:44,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:44,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:35:44,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:44,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:35:44,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:44,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:35:44,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:44,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:44,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:44,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:35:44,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:44,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:35:44,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:44,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:35:44,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:44,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:35:44,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:44,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:35:44,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:44,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:44,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:44,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:35:44,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:44,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:35:44,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:44,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:35:44,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:44,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:35:44,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-12 16:35:44,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:35:44,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:44,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:44,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:44,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:35:44,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:44,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:35:44,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:44,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:35:44,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:44,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:35:44,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:44,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:35:44,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:44,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:44,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:44,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:35:44,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:44,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:35:44,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:44,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:35:44,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:44,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:35:44,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:44,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:35:44,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:44,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:44,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:44,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:44,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:45,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:45,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:45,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:35:45,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:35:45,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 859 [2020-10-12 16:35:45,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:45,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:35:45,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:35:45,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:35:45,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:45,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:35:45,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:45,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:45,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:45,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:45,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:35:45,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:35:45,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:35:45,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:45,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:35:45,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:35:45,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:35:45,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:45,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:35:45,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:45,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:45,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:45,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:45,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:45,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:35:45,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:35:45,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-12 16:35:45,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:45,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:35:45,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:35:45,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:35:45,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:45,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:35:45,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:45,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:45,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:45,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:35:45,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:45,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:35:45,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:45,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:35:45,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:45,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:35:45,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:35:46,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-12 16:35:46,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:46,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:46,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:46,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:35:46,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:46,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 16:35:46,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:46,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:35:46,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:46,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-12 16:35:46,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:46,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:35:46,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:46,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:46,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:46,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:35:46,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:46,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:35:46,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:46,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:46,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:46,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:46,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:46,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:35:46,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:46,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:46,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:46,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:35:46,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:46,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:35:46,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:46,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:46,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:46,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:46,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:46,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:35:46,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:46,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:46,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:46,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:35:46,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:46,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:35:46,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:46,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:46,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:46,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:46,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:46,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-12 16:35:46,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:46,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:46,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:46,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:35:46,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:46,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 16:35:46,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:46,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:46,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-12 16:35:46,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:46,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:46,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:35:46,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:46,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:46,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:46,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:35:46,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:46,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:35:46,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:46,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:46,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:46,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:46,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:46,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:35:46,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:46,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:46,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:46,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:35:46,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:46,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:35:46,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:46,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:46,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:46,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:46,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:46,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:35:46,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:46,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:46,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:46,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:35:46,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:46,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:35:46,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:46,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:46,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:46,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:46,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:46,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-12 16:35:46,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:46,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:46,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:46,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:35:46,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:46,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:35:46,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:46,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:46,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:35:46,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:46,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:35:46,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-12 16:35:46,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:46,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:46,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:46,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:35:46,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:46,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:35:46,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:46,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:46,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 16:35:46,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:46,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:46,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:35:46,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:46,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:46,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:46,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:35:46,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:46,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:35:46,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:46,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:46,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:35:46,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:46,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:35:46,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-12 16:35:46,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:46,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:46,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:46,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:35:46,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:46,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:35:46,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:46,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:46,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:35:46,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:46,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:35:46,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-12 16:35:46,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:46,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:46,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:46,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:35:46,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:46,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:35:46,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:46,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:46,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:35:46,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:46,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:46,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-12 16:35:46,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:35:46,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:35:46,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:35:46,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:35:46,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:35:46,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:35:46,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:35:46,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:35:46,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:35:46,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:35:46,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:35:46,258 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-12 16:35:46,259 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [377384332] [2020-10-12 16:35:46,261 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:35:46,261 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-12 16:35:46,262 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737040928] [2020-10-12 16:35:46,269 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-12 16:35:46,269 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:35:46,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-12 16:35:46,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2020-10-12 16:35:46,287 INFO L87 Difference]: Start difference. First operand 782 states. Second operand 15 states. [2020-10-12 16:35:47,953 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:35:49,145 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:35:49,836 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:35:50,765 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:35:51,476 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:35:52,308 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:35:53,137 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:35:54,018 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:36:08,579 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:36:09,258 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:36:10,061 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:36:10,770 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:36:11,498 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:36:12,284 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:36:13,045 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:36:14,843 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:36:23,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:36:23,177 INFO L93 Difference]: Finished difference Result 1941 states and 3376 transitions. [2020-10-12 16:36:23,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-10-12 16:36:23,180 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 135 [2020-10-12 16:36:23,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:36:23,216 INFO L225 Difference]: With dead ends: 1941 [2020-10-12 16:36:23,216 INFO L226 Difference]: Without dead ends: 1230 [2020-10-12 16:36:23,231 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 46 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 647 ImplicationChecksByTransitivity, 13.3s TimeCoverageRelationStatistics Valid=437, Invalid=2013, Unknown=0, NotChecked=0, Total=2450 [2020-10-12 16:36:23,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1230 states. [2020-10-12 16:36:23,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1230 to 897. [2020-10-12 16:36:23,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 897 states. [2020-10-12 16:36:23,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1403 transitions. [2020-10-12 16:36:23,644 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1403 transitions. Word has length 135 [2020-10-12 16:36:23,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:36:23,645 INFO L479 AbstractCegarLoop]: Abstraction has 897 states and 1403 transitions. [2020-10-12 16:36:23,645 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-12 16:36:23,645 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1403 transitions. [2020-10-12 16:36:23,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-12 16:36:23,653 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:36:23,654 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:36:23,654 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 16:36:23,654 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:36:23,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:36:23,655 INFO L82 PathProgramCache]: Analyzing trace with hash -881829748, now seen corresponding path program 1 times [2020-10-12 16:36:23,655 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:36:23,655 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1046444523] [2020-10-12 16:36:23,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:36:23,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:23,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:23,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:23,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:24,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:25,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:27,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:27,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:27,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:28,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:28,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-12 16:36:28,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-12 16:36:28,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5108 [2020-10-12 16:36:28,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:28,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-12 16:36:28,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:36:28,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 143 [2020-10-12 16:36:28,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:29,823 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:36:29,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:36:29,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:29,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:29,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:29,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:29,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:29,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 136 [2020-10-12 16:36:29,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:29,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:36:29,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:29,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:36:29,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:36:30,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:36:30,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:30,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:30,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:30,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:36:30,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:30,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:30,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:30,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:36:30,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:30,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:36:30,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:30,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:36:30,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:30,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:30,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:30,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:36:30,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:30,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:30,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:30,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:36:30,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:30,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:36:30,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:30,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:36:30,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:30,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:30,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:30,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:30,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:30,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:30,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:30,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:36:30,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:30,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:36:30,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:30,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:36:30,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:30,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:30,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:30,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:36:30,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:30,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:36:30,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:30,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:36:30,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:30,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:36:30,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:30,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:36:30,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:30,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:30,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:30,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:30,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:30,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:31,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:31,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:36:31,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:36:31,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 848 [2020-10-12 16:36:31,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:31,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:36:31,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:36:31,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:36:31,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:36:31,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:31,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:31,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:31,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:31,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:31,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:36:31,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:36:31,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 16:36:31,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:31,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:36:31,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:31,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:36:31,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:36:31,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:36:31,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:31,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:31,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:31,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:31,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:31,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:36:31,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:36:31,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 115 [2020-10-12 16:36:31,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:31,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:36:31,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:36:31,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:36:31,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:36:31,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:36:31,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:31,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:31,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:31,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:36:31,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:31,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:36:31,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:31,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:36:31,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:31,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:36:31,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:31,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-12 16:36:31,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:31,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:31,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:31,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:31,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:36:31,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:36:31,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-12 16:36:31,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:31,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:36:31,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:36:31,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-12 16:36:31,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:31,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:31,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:31,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:31,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:31,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:36:31,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:31,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:36:31,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:31,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:36:31,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:31,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:36:31,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:31,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:31,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:31,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:31,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:31,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:36:31,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:31,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:36:31,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:31,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:36:31,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:31,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:36:31,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:36:31,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:36:31,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:31,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:31,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:31,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:31,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:31,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:31,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:31,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:36:31,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:31,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:36:31,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:31,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-12 16:36:31,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:31,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:31,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:31,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:31,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:36:31,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:36:31,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 168 [2020-10-12 16:36:31,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:31,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:36:31,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:31,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-12 16:36:31,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:31,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:31,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:31,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:31,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:36:31,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:31,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:36:31,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:31,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:36:31,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:31,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 16:36:31,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:31,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:31,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:31,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:31,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:36:31,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:31,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:31,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:31,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:31,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:31,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:31,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:31,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:36:31,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:31,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:31,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:31,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:31,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:31,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:36:31,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:31,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:36:31,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:31,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:36:31,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:31,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-12 16:36:31,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:31,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:31,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:31,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:36:31,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:31,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 16:36:31,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:31,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:36:31,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:36:31,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:36:31,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:32,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-12 16:36:32,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:32,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:32,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:32,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:36:32,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:32,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:36:32,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:32,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:32,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 16:36:32,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:32,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:32,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:36:32,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:32,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:32,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:32,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:36:32,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:32,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:36:32,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:32,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:32,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:36:32,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:32,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:32,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-12 16:36:32,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:32,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:32,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:32,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:32,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:32,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:32,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:32,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:32,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:36:32,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:32,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:32,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-12 16:36:32,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:32,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:32,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:32,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:32,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:32,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:32,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:32,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:32,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:36:32,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:32,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:32,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-12 16:36:32,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:36:32,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:36:32,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:36:32,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:36:32,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:36:32,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:36:32,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:36:32,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:36:32,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:36:32,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:36:32,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:36:32,177 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-12 16:36:32,177 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1046444523] [2020-10-12 16:36:32,178 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:36:32,179 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2020-10-12 16:36:32,179 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406112572] [2020-10-12 16:36:32,183 INFO L459 AbstractCegarLoop]: Interpolant automaton has 28 states [2020-10-12 16:36:32,184 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:36:32,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2020-10-12 16:36:32,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=695, Unknown=0, NotChecked=0, Total=756 [2020-10-12 16:36:32,185 INFO L87 Difference]: Start difference. First operand 897 states and 1403 transitions. Second operand 28 states. [2020-10-12 16:36:34,373 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:36:35,574 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:36:36,397 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:36:37,205 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:36:38,052 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:36:38,806 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:36:39,659 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:36:40,568 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:36:41,507 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:36:43,841 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:36:44,606 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:36:45,683 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:36:46,131 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-12 16:36:46,959 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:36:49,737 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:36:50,722 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:36:53,654 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 385 DAG size of output: 384 [2020-10-12 16:36:55,620 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 387 DAG size of output: 384 [2020-10-12 16:36:57,550 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:36:58,319 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:36:59,107 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-12 16:37:00,362 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:37:01,300 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:37:03,030 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:37:09,047 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:37:12,163 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2020-10-12 16:37:14,698 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:37:15,986 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:37:16,141 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-12 16:37:17,589 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 381 DAG size of output: 380 [2020-10-12 16:37:19,109 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 384 DAG size of output: 383 [2020-10-12 16:37:21,194 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:37:21,968 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:37:22,751 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:37:22,940 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:37:28,168 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:37:30,867 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:37:31,795 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:37:32,581 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:37:33,428 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:37:34,319 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-12 16:37:35,195 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:37:54,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:37:54,390 INFO L93 Difference]: Finished difference Result 3249 states and 5715 transitions. [2020-10-12 16:37:54,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2020-10-12 16:37:54,393 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 136 [2020-10-12 16:37:54,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:37:54,414 INFO L225 Difference]: With dead ends: 3249 [2020-10-12 16:37:54,414 INFO L226 Difference]: Without dead ends: 2389 [2020-10-12 16:37:54,429 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2764 ImplicationChecksByTransitivity, 33.5s TimeCoverageRelationStatistics Valid=1295, Invalid=8017, Unknown=0, NotChecked=0, Total=9312 [2020-10-12 16:37:54,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2389 states. [2020-10-12 16:37:54,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2389 to 1768. [2020-10-12 16:37:54,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1768 states. [2020-10-12 16:37:54,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 1768 states and 2797 transitions. [2020-10-12 16:37:54,850 INFO L78 Accepts]: Start accepts. Automaton has 1768 states and 2797 transitions. Word has length 136 [2020-10-12 16:37:54,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:37:54,851 INFO L479 AbstractCegarLoop]: Abstraction has 1768 states and 2797 transitions. [2020-10-12 16:37:54,851 INFO L480 AbstractCegarLoop]: Interpolant automaton has 28 states. [2020-10-12 16:37:54,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 2797 transitions. [2020-10-12 16:37:54,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-12 16:37:54,857 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:37:54,858 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:37:54,858 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 16:37:54,858 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:37:54,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:37:54,859 INFO L82 PathProgramCache]: Analyzing trace with hash -1330197185, now seen corresponding path program 1 times [2020-10-12 16:37:54,859 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:37:54,859 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1117990497] [2020-10-12 16:37:54,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:37:54,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:37:54,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:55,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:55,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:56,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:56,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:56,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:37:59,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:37:59,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 202 [2020-10-12 16:37:59,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:37:59,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-12 16:37:59,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:37:59,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 23 [2020-10-12 16:37:59,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:37:59,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-12 16:37:59,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:38:00,754 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:38:00,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:38:00,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:38:00,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:00,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:38:00,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:38:00,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:38:00,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-12 16:38:00,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:38:00,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:38:00,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:38:00,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:38:00,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:38:00,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:38:00,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:38:00,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:00,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:38:00,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:38:00,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:38:00,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:38:00,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:38:00,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:38:00,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:38:00,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:38:00,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:38:00,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:38:00,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:38:00,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:00,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:38:00,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:38:00,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:38:00,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:38:00,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:38:00,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:38:00,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:38:00,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:38:00,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:38:00,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:38:00,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:38:00,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:00,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:38:00,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:38:00,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:38:00,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:38:00,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:38:00,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:38:00,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:38:00,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:38:00,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:38:00,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:38:00,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:38:00,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:00,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:38:00,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:38:00,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:38:00,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:38:00,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:38:00,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:38:00,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:38:00,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:38:00,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:38:01,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:38:01,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:38:01,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:01,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:01,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:01,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:01,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:01,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:38:01,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 16:38:01,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:38:01,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 927 [2020-10-12 16:38:01,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:38:01,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:38:01,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-12 16:38:01,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:38:01,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:38:01,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:38:01,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:38:01,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:01,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:01,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:38:01,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:38:01,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:38:01,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:38:01,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:38:01,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:38:01,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:38:01,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:38:01,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:38:02,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:38:02,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:38:02,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:02,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:02,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:02,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:38:02,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:38:02,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:38:02,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-12 16:38:02,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:38:02,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:38:02,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:38:02,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:38:02,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:38:02,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:38:02,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:38:02,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:02,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:38:02,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:38:02,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:38:02,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:38:02,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:38:02,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:38:02,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:38:02,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:38:02,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:38:02,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-12 16:38:02,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:38:02,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:02,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:38:02,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 16:38:02,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:38:02,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 16:38:02,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:38:02,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:38:02,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 16:38:02,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:38:02,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:38:02,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:38:02,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:38:02,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:02,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:38:02,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:38:02,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:38:02,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 16:38:02,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:38:02,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:38:02,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:38:02,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 16:38:02,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:38:02,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:38:02,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:38:02,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:02,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:38:02,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:38:02,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:38:02,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:38:02,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:38:02,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:38:02,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:38:02,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:38:02,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:38:02,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 16:38:02,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:38:02,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:02,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:38:02,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:38:02,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:38:02,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:38:02,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:38:02,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:38:02,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:38:02,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:38:02,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:38:02,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-12 16:38:02,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:38:02,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:02,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:38:02,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:38:02,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:38:02,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:38:02,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:38:02,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:38:02,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-12 16:38:02,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:38:02,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:38:02,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:38:02,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:38:02,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:02,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:38:02,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:38:02,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:38:02,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:38:02,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:38:02,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:38:02,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:38:02,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:38:02,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:38:02,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:38:02,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:38:02,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:02,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:38:02,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:38:02,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:38:02,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:38:02,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:38:02,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:38:02,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:38:02,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:38:02,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:38:02,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-12 16:38:02,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:38:02,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:02,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:38:02,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:38:02,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:38:02,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:38:02,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:38:02,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:38:02,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:38:02,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:38:02,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:38:02,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-12 16:38:02,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:38:02,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:02,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:38:02,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:38:02,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:38:02,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:38:02,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:38:02,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:38:02,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:38:02,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:38:02,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:38:02,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-12 16:38:02,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:38:02,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:02,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:38:02,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:38:02,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:38:02,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:38:02,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:38:02,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:38:02,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-12 16:38:02,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:38:02,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:38:02,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:38:02,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:38:02,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:02,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:38:02,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:38:02,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:38:02,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:38:02,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:38:02,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:38:02,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:38:02,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:38:02,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:38:02,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-12 16:38:02,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:38:02,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:02,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:38:02,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:38:02,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:38:02,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:38:02,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:38:02,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:38:02,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:38:02,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:38:02,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:38:02,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-12 16:38:02,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:38:02,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:02,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:38:02,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:38:02,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:38:02,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:38:02,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:38:02,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:38:02,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:38:02,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:38:02,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:38:02,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-12 16:38:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:38:02,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:38:02,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:38:02,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:38:02,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:38:02,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:38:02,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:38:02,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:38:02,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:38:02,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:38:02,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:38:02,599 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-10-12 16:38:02,600 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1117990497] [2020-10-12 16:38:02,600 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:38:02,600 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-12 16:38:02,601 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911881271] [2020-10-12 16:38:02,601 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-12 16:38:02,602 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:38:02,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-12 16:38:02,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=337, Unknown=0, NotChecked=0, Total=380 [2020-10-12 16:38:02,602 INFO L87 Difference]: Start difference. First operand 1768 states and 2797 transitions. Second operand 20 states. [2020-10-12 16:38:04,587 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:38:05,729 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:38:06,537 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:38:07,269 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:38:08,005 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:38:08,734 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:38:09,595 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:38:10,462 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:38:11,321 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:38:13,153 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:38:14,263 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:38:15,092 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:38:15,852 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:38:16,657 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:38:17,422 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:38:18,180 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:38:19,711 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 385 DAG size of output: 380 [2020-10-12 16:38:21,086 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 385 DAG size of output: 380 [2020-10-12 16:38:21,785 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-12 16:38:22,030 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-12 16:38:28,632 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-12 16:38:51,905 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:38:52,833 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:38:53,595 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:38:54,425 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:38:55,276 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:38:56,194 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:39:10,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:39:10,468 INFO L93 Difference]: Finished difference Result 6462 states and 11235 transitions. [2020-10-12 16:39:10,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2020-10-12 16:39:10,468 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 140 [2020-10-12 16:39:10,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:39:10,512 INFO L225 Difference]: With dead ends: 6462 [2020-10-12 16:39:10,512 INFO L226 Difference]: Without dead ends: 4735 [2020-10-12 16:39:10,533 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1258 ImplicationChecksByTransitivity, 20.9s TimeCoverageRelationStatistics Valid=635, Invalid=4057, Unknown=0, NotChecked=0, Total=4692 [2020-10-12 16:39:10,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4735 states. [2020-10-12 16:39:11,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4735 to 3673. [2020-10-12 16:39:11,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3673 states. [2020-10-12 16:39:11,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3673 states to 3673 states and 5962 transitions. [2020-10-12 16:39:11,718 INFO L78 Accepts]: Start accepts. Automaton has 3673 states and 5962 transitions. Word has length 140 [2020-10-12 16:39:11,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:39:11,719 INFO L479 AbstractCegarLoop]: Abstraction has 3673 states and 5962 transitions. [2020-10-12 16:39:11,719 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-12 16:39:11,719 INFO L276 IsEmpty]: Start isEmpty. Operand 3673 states and 5962 transitions. [2020-10-12 16:39:11,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-12 16:39:11,732 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:39:11,732 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-12 16:39:11,733 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 16:39:11,733 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:39:11,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:39:11,733 INFO L82 PathProgramCache]: Analyzing trace with hash 442016668, now seen corresponding path program 1 times [2020-10-12 16:39:11,734 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:39:11,734 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [991491472] [2020-10-12 16:39:11,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:39:11,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:11,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:11,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:11,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:12,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:12,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:12,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:13,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:13,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:13,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:16,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:16,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-10-12 16:39:16,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-12 16:39:16,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-12 16:39:16,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:16,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 23 [2020-10-12 16:39:16,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:39:16,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 97 [2020-10-12 16:39:16,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:17,847 WARN L193 SmtUtils]: Spent 964.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:39:17,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:39:17,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:17,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:18,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:18,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:39:18,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:18,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 125 [2020-10-12 16:39:18,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:18,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:39:18,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:18,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:39:18,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:39:18,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:39:18,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:18,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:18,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:18,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:39:18,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:18,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:39:18,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:18,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:39:18,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:18,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:39:18,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:39:18,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:39:18,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:18,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:18,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:18,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:39:18,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:18,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:39:18,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:18,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:39:18,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:18,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:39:18,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:39:18,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:39:18,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:18,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:18,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:18,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:39:18,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:18,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:39:18,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:18,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:39:18,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:18,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:39:18,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:39:18,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:39:18,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:18,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:18,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:18,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:39:18,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:18,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:39:18,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:18,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:39:18,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:18,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:39:18,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:39:18,219 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-12 16:39:18,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:39:18,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:18,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:18,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:18,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:19,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking...