/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_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:33:31,799 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:33:31,801 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:33:31,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:33:31,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:33:31,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:33:31,828 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:33:31,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:33:31,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:33:31,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:33:31,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:33:31,834 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:33:31,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:33:31,835 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:33:31,837 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:33:31,838 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:33:31,839 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:33:31,839 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:33:31,843 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:33:31,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:33:31,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:33:31,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:33:31,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:33:31,857 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:33:31,860 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:33:31,861 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:33:31,862 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:33:31,863 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:33:31,865 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:33:31,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:33:31,867 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:33:31,868 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:33:31,869 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:33:31,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:33:31,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:33:31,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:33:31,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:33:31,872 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:33:31,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:33:31,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:33:31,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:33:31,876 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 16:33:31,928 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:33:31,929 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:33:31,930 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:33:31,930 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:33:31,930 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:33:31,931 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:33:31,931 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:33:31,931 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:33:31,931 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:33:31,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:33:31,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:33:31,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:33:31,932 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:33:31,932 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:33:31,932 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:33:31,932 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:33:31,933 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:33:31,933 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:33:31,933 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:33:31,933 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:33:31,933 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:33:31,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:33:31,934 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:33:31,934 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:33:31,934 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:33:31,934 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:33:31,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:33:31,935 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:33:31,935 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:33:31,935 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 16:33:32,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:33:32,288 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:33:32,293 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:33:32,294 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:33:32,295 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:33:32,296 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec14_product11.cil.c [2020-10-12 16:33:32,356 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/574c0340c/3de80e75fe854b619349f2e51c3efbad/FLAGb6955811f [2020-10-12 16:33:32,970 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:33:32,972 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec14_product11.cil.c [2020-10-12 16:33:33,009 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/574c0340c/3de80e75fe854b619349f2e51c3efbad/FLAGb6955811f [2020-10-12 16:33:33,133 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/574c0340c/3de80e75fe854b619349f2e51c3efbad [2020-10-12 16:33:33,143 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:33:33,146 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:33:33,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:33:33,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:33:33,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:33:33,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:33:33" (1/1) ... [2020-10-12 16:33:33,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@632adab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:33:33, skipping insertion in model container [2020-10-12 16:33:33,157 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:33:33" (1/1) ... [2020-10-12 16:33:33,165 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:33:33,260 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:33:33,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:33:33,924 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:33:34,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:33:34,135 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:33:34,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:33:34 WrapperNode [2020-10-12 16:33:34,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:33:34,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:33:34,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:33:34,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:33:34,150 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:33:34" (1/1) ... [2020-10-12 16:33:34,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:33:34" (1/1) ... [2020-10-12 16:33:34,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:33:34" (1/1) ... [2020-10-12 16:33:34,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:33:34" (1/1) ... [2020-10-12 16:33:34,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:33:34" (1/1) ... [2020-10-12 16:33:34,303 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:33:34" (1/1) ... [2020-10-12 16:33:34,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:33:34" (1/1) ... [2020-10-12 16:33:34,328 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:33:34,329 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:33:34,329 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:33:34,329 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:33:34,331 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:33:34" (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 16:33:34,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:33:34,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:33:34,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 16:33:34,418 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 16:33:34,418 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 16:33:34,419 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 16:33:34,419 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 16:33:34,420 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-12 16:33:34,420 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-12 16:33:34,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 16:33:34,421 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-12 16:33:34,421 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-12 16:33:34,421 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-12 16:33:34,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification14_spec__1 [2020-10-12 16:33:34,422 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-12 16:33:34,423 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-12 16:33:34,423 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-12 16:33:34,423 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-12 16:33:34,423 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-12 16:33:34,424 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-12 16:33:34,425 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-12 16:33:34,425 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-12 16:33:34,425 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 16:33:34,426 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-12 16:33:34,426 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-12 16:33:34,427 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-12 16:33:34,427 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 16:33:34,427 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-12 16:33:34,427 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 16:33:34,427 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 16:33:34,428 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:33:34,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 16:33:34,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 16:33:34,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 16:33:34,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 16:33:34,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 16:33:34,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 16:33:34,429 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-12 16:33:34,429 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-12 16:33:34,430 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-12 16:33:34,430 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-12 16:33:34,430 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-12 16:33:34,430 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-12 16:33:34,430 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-12 16:33:34,430 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-12 16:33:34,431 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-12 16:33:34,431 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-12 16:33:34,431 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-12 16:33:34,431 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-12 16:33:34,431 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-12 16:33:34,432 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-12 16:33:34,432 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-12 16:33:34,432 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-12 16:33:34,432 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-12 16:33:34,432 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-12 16:33:34,433 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-12 16:33:34,433 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-12 16:33:34,433 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-12 16:33:34,433 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-12 16:33:34,433 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-12 16:33:34,434 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-12 16:33:34,434 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-12 16:33:34,434 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-12 16:33:34,435 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-12 16:33:34,435 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-12 16:33:34,435 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-12 16:33:34,435 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-12 16:33:34,435 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-12 16:33:34,435 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 16:33:34,436 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-12 16:33:34,436 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-12 16:33:34,437 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-12 16:33:34,438 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-12 16:33:34,438 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 16:33:34,438 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:33:34,438 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 16:33:34,439 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 16:33:34,439 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 16:33:34,439 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 16:33:34,439 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 16:33:34,439 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-12 16:33:34,439 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-12 16:33:34,440 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 16:33:34,440 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-12 16:33:34,440 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-12 16:33:34,440 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-12 16:33:34,441 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-12 16:33:34,441 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-12 16:33:34,441 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-12 16:33:34,441 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 16:33:34,442 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-12 16:33:34,442 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-12 16:33:34,442 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-12 16:33:34,442 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-12 16:33:34,442 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-12 16:33:34,442 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-12 16:33:34,443 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification14_spec__1 [2020-10-12 16:33:34,443 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 16:33:34,443 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-12 16:33:34,443 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-12 16:33:34,443 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-12 16:33:34,443 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-12 16:33:34,444 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-12 16:33:34,444 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-12 16:33:34,444 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-12 16:33:34,444 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-12 16:33:34,444 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-12 16:33:34,445 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 16:33:34,445 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-12 16:33:34,445 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-12 16:33:34,445 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-12 16:33:34,445 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 16:33:34,446 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-12 16:33:34,446 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 16:33:34,446 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 16:33:34,446 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 16:33:34,447 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:33:34,447 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 16:33:34,448 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 16:33:34,448 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 16:33:34,448 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 16:33:34,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 16:33:34,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 16:33:34,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:33:34,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 16:33:34,450 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 16:33:34,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:33:34,454 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 16:33:34,454 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 16:33:34,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:33:34,455 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 16:33:34,455 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 16:33:34,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:33:34,455 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 16:33:34,456 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-12 16:33:34,456 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-12 16:33:34,456 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-12 16:33:34,457 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-12 16:33:34,457 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-12 16:33:34,457 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-12 16:33:34,457 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-12 16:33:34,457 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 16:33:34,457 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-12 16:33:34,465 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-12 16:33:34,466 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-12 16:33:34,466 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-12 16:33:34,466 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-12 16:33:34,466 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-12 16:33:34,466 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-12 16:33:34,466 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-12 16:33:34,467 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-12 16:33:34,467 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-12 16:33:34,467 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-12 16:33:34,468 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-12 16:33:34,468 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-12 16:33:34,468 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-12 16:33:34,468 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-12 16:33:34,468 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-12 16:33:34,468 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-12 16:33:34,469 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-12 16:33:34,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:33:34,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 16:33:34,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:33:36,638 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:33:36,639 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-12 16:33:36,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:33:36 BoogieIcfgContainer [2020-10-12 16:33:36,656 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:33:36,659 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:33:36,659 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:33:36,662 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:33:36,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:33:33" (1/3) ... [2020-10-12 16:33:36,663 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ec0b72e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:33:36, skipping insertion in model container [2020-10-12 16:33:36,664 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:33:34" (2/3) ... [2020-10-12 16:33:36,664 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ec0b72e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:33:36, skipping insertion in model container [2020-10-12 16:33:36,664 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:33:36" (3/3) ... [2020-10-12 16:33:36,666 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec14_product11.cil.c [2020-10-12 16:33:36,676 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:33:36,688 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 16:33:36,703 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 16:33:36,734 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:33:36,735 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:33:36,735 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:33:36,735 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:33:36,735 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:33:36,735 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:33:36,735 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:33:36,735 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:33:36,783 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states. [2020-10-12 16:33:36,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-12 16:33:36,819 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:33:36,820 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 16:33:36,821 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:33:36,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:33:36,827 INFO L82 PathProgramCache]: Analyzing trace with hash -2137869489, now seen corresponding path program 1 times [2020-10-12 16:33:36,836 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:33:36,837 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [502539777] [2020-10-12 16:33:36,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:33:37,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:37,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:37,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:37,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:38,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:39,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:42,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:42,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-10-12 16:33:42,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:33:42,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-12 16:33:42,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:42,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-12 16:33:42,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:33:42,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 141 [2020-10-12 16:33:42,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 16:33:43,946 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 370 [2020-10-12 16:33:43,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:33:43,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:44,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:44,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:33:44,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:44,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 171 [2020-10-12 16:33:44,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:44,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:33:44,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:44,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:33:44,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:33:44,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:33:44,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:44,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:44,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:33:44,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:44,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:33:44,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:44,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:33:44,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:44,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:33:44,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:33:44,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:33:44,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:44,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:44,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:33:44,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:44,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:33:44,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:44,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:33:44,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:44,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:33:44,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:33:44,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:33:44,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:44,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:44,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:33:44,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:44,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:33:44,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:44,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:33:44,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:44,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:33:44,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:44,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:33:44,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:44,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:44,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:33:44,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:44,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:33:44,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:44,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:33:44,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:44,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:33:44,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:33:44,478 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-12 16:33:44,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:33:44,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:44,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:44,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:45,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:45,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:45,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:33:45,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:33:45,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1219 [2020-10-12 16:33:45,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:45,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:33:45,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:33:45,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:33:45,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:45,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:33:45,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:45,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:45,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:45,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:45,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:33:45,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:33:45,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:33:45,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:45,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:33:45,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:45,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:33:45,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:45,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:33:45,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:45,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:45,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:45,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:45,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:45,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:33:45,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:33:45,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 153 [2020-10-12 16:33:45,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:45,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:33:45,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:33:45,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:33:45,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:46,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:33:46,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:46,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:46,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:46,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:33:46,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:46,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:33:46,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:46,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:33:46,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:46,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:33:46,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:46,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-12 16:33:46,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:46,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:46,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:46,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:33:46,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:46,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:33:46,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:46,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:33:46,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:46,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-12 16:33:46,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:46,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:33:46,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:46,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:46,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:46,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:33:46,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:46,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:33:46,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:46,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:46,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:46,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:46,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:46,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:33:46,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:46,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:46,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:46,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:33:46,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:46,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:33:46,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:46,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:46,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:46,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:46,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:46,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:33:46,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:46,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:46,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:46,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:33:46,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:46,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:33:46,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:46,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:46,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:46,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:46,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:46,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-12 16:33:46,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:46,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:46,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:46,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:33:46,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:46,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 16:33:46,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:46,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:33:46,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:46,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-12 16:33:46,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:46,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:33:46,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:46,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:46,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:46,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:33:46,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:46,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:33:46,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:46,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:46,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:46,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:46,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:33:46,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:33:46,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:46,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:46,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:46,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:33:46,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:46,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:33:46,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:46,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:46,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:46,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:46,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:46,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:33:46,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:46,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:46,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:46,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:33:46,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:46,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:33:46,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:46,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:46,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:46,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:46,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:46,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-12 16:33:46,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:46,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:46,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:46,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:33:46,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:46,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:33:46,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:46,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:33:46,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:33:46,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:33:46,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:33:46,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-12 16:33:46,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:46,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:46,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:46,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:33:46,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:46,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:33:46,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:46,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:46,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 16:33:46,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:46,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:46,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:33:46,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:46,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:46,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:46,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:33:46,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:46,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:33:46,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:46,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:46,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:33:46,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:46,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:33:46,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-12 16:33:46,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:46,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:46,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:46,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:33:46,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:46,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:33:46,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:46,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:46,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:33:46,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:46,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:46,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-12 16:33:46,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:46,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:46,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:46,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:33:46,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:46,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:33:46,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:46,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:46,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:33:46,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:46,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:46,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-12 16:33:46,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:33:46,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:33:46,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:33:46,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:33:46,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:33:46,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:33:46,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:33:46,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:33:46,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:33:46,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:33:46,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:33:46,398 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 16:33:46,400 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [502539777] [2020-10-12 16:33:46,402 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:33:46,402 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-10-12 16:33:46,403 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026679783] [2020-10-12 16:33:46,411 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-12 16:33:46,411 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:33:46,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-12 16:33:46,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=207, Unknown=0, NotChecked=0, Total=240 [2020-10-12 16:33:46,429 INFO L87 Difference]: Start difference. First operand 730 states. Second operand 16 states. [2020-10-12 16:33:48,045 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2020-10-12 16:33:49,211 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2020-10-12 16:33:49,957 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2020-10-12 16:33:50,678 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2020-10-12 16:33:51,451 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2020-10-12 16:33:52,226 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2020-10-12 16:33:53,007 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2020-10-12 16:33:53,800 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2020-10-12 16:33:54,608 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2020-10-12 16:33:56,460 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-12 16:34:02,183 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 374 [2020-10-12 16:34:12,043 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2020-10-12 16:34:12,937 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2020-10-12 16:34:20,314 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification that was a NOOP. DAG size: 373 [2020-10-12 16:34:21,082 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification that was a NOOP. DAG size: 373 [2020-10-12 16:34:21,747 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2020-10-12 16:34:22,447 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification that was a NOOP. DAG size: 373 [2020-10-12 16:34:23,206 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2020-10-12 16:34:23,929 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification that was a NOOP. DAG size: 373 [2020-10-12 16:34:40,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:34:40,204 INFO L93 Difference]: Finished difference Result 2388 states and 4317 transitions. [2020-10-12 16:34:40,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-10-12 16:34:40,207 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 135 [2020-10-12 16:34:40,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:34:40,248 INFO L225 Difference]: With dead ends: 2388 [2020-10-12 16:34:40,248 INFO L226 Difference]: Without dead ends: 1731 [2020-10-12 16:34:40,261 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 951 ImplicationChecksByTransitivity, 15.3s TimeCoverageRelationStatistics Valid=513, Invalid=2909, Unknown=0, NotChecked=0, Total=3422 [2020-10-12 16:34:40,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1731 states. [2020-10-12 16:34:40,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1731 to 1155. [2020-10-12 16:34:40,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1155 states. [2020-10-12 16:34:40,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 1155 states and 1865 transitions. [2020-10-12 16:34:40,694 INFO L78 Accepts]: Start accepts. Automaton has 1155 states and 1865 transitions. Word has length 135 [2020-10-12 16:34:40,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:34:40,694 INFO L479 AbstractCegarLoop]: Abstraction has 1155 states and 1865 transitions. [2020-10-12 16:34:40,695 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-12 16:34:40,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1865 transitions. [2020-10-12 16:34:40,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-12 16:34:40,703 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:34:40,704 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:34:40,704 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 16:34:40,704 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:34:40,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:34:40,705 INFO L82 PathProgramCache]: Analyzing trace with hash -960374637, now seen corresponding path program 1 times [2020-10-12 16:34:40,705 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:34:40,705 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1040622174] [2020-10-12 16:34:40,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:34:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:40,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:40,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:41,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:41,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:43,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:43,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:45,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:45,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:45,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 205 [2020-10-12 16:34:45,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 16:34:45,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5056 [2020-10-12 16:34:45,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:45,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-12 16:34:45,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:34:45,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 150 [2020-10-12 16:34:45,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:46,558 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification that was a NOOP. DAG size: 370 [2020-10-12 16:34:46,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:34:46,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:46,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:46,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:46,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:46,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:46,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-12 16:34:46,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:46,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:34:46,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:46,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:34:46,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:46,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:34:46,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:46,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:46,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:46,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:34:46,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:46,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:34:46,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:46,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:34:46,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:46,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:34:46,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:46,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:34:46,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:46,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:46,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:46,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:34:46,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:46,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:34:46,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:46,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:34:46,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:46,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:34:46,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:46,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:34:46,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:46,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:46,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:46,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:46,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:46,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:34:46,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:46,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:34:46,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:46,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:34:46,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:46,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:34:46,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:46,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:46,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:46,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:34:46,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:46,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:34:46,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:46,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:34:46,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:46,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:34:46,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:46,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:34:46,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:46,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:46,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:46,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:46,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:47,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:47,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:47,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:34:47,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:34:47,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 794 [2020-10-12 16:34:47,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:47,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:34:47,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:34:47,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:34:47,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:47,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:47,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:47,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:47,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:47,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:47,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:34:47,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:34:47,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 16:34:47,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:47,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:34:47,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:34:47,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:34:47,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:47,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:34:47,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:47,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:47,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:47,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:47,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:47,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:34:47,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:34:47,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 170 [2020-10-12 16:34:47,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:47,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:34:47,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:34:47,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:34:47,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:47,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:34:47,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:47,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:48,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:34:48,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:48,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 16:34:48,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:48,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:34:48,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:48,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:34:48,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:34:48,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-12 16:34:48,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:48,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:48,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:34:48,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:34:48,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-12 16:34:48,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:48,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:34:48,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:34:48,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-12 16:34:48,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:48,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:48,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:48,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:48,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:34:48,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:48,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 16:34:48,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:48,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:34:48,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:48,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:34:48,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:48,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:48,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:48,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:48,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:34:48,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:48,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:34:48,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:48,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:34:48,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:48,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:34:48,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:48,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:34:48,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:48,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:48,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:48,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:48,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:34:48,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:48,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:34:48,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:48,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:34:48,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:48,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-12 16:34:48,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:48,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:48,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:34:48,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:48,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 16:34:48,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:48,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:34:48,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:48,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-12 16:34:48,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:48,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:48,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:48,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:48,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:34:48,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:48,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:34:48,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:48,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:48,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:48,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:48,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:48,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:48,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:48,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:48,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:34:48,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:48,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:34:48,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:48,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:48,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:48,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:48,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:48,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:34:48,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:48,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:48,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:48,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:48,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:34:48,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:48,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:48,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:48,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:48,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:48,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-12 16:34:48,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:48,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:48,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 16:34:48,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:34:48,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 16:34:48,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:48,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:34:48,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:34:48,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 16:34:48,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:48,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 16:34:48,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:48,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:48,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:48,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:48,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:34:48,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:48,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:34:48,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:48,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:34:48,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:48,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-12 16:34:48,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:48,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:48,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:34:48,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:48,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:34:48,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:48,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:48,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 16:34:48,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:48,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:48,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:34:48,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:48,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:48,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:34:48,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:48,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:34:48,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:48,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:48,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:34:48,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:48,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:48,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-12 16:34:48,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:48,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:48,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:48,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:48,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:34:48,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:48,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:48,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:34:48,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:48,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:48,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-12 16:34:48,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:48,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:48,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:48,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:48,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:34:48,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:48,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:48,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:34:48,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:48,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:48,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-12 16:34:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:34:48,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:34:48,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:34:48,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:34:48,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:34:48,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:34:48,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:34:48,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:34:48,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:34:48,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:34:48,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:34:48,773 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-12 16:34:48,773 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1040622174] [2020-10-12 16:34:48,774 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:34:48,774 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2020-10-12 16:34:48,774 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478132365] [2020-10-12 16:34:48,776 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-10-12 16:34:48,776 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:34:48,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-10-12 16:34:48,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=641, Unknown=0, NotChecked=0, Total=702 [2020-10-12 16:34:48,777 INFO L87 Difference]: Start difference. First operand 1155 states and 1865 transitions. Second operand 27 states. [2020-10-12 16:34:50,677 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2020-10-12 16:34:51,775 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2020-10-12 16:34:52,521 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2020-10-12 16:34:53,500 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2020-10-12 16:34:54,210 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:34:55,041 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification that was a NOOP. DAG size: 374 [2020-10-12 16:34:56,081 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:34:58,236 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:34:58,952 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:34:59,750 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 373 [2020-10-12 16:35:00,772 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2020-10-12 16:35:01,513 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:35:02,210 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification that was a NOOP. DAG size: 374 [2020-10-12 16:35:02,990 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:35:04,348 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 380 DAG size of output: 375 [2020-10-12 16:35:05,063 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2020-10-12 16:35:06,462 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 377 DAG size of output: 375 [2020-10-12 16:35:07,916 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 376 DAG size of output: 374 [2020-10-12 16:35:19,813 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:35:22,046 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:35:23,332 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2020-10-12 16:35:24,902 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 115 [2020-10-12 16:35:25,179 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 117 [2020-10-12 16:35:25,342 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-12 16:35:26,211 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification that was a NOOP. DAG size: 373 [2020-10-12 16:35:26,971 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2020-10-12 16:35:27,696 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:35:28,455 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification that was a NOOP. DAG size: 374 [2020-10-12 16:35:29,488 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:35:30,363 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2020-10-12 16:35:31,545 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2020-10-12 16:35:32,353 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:35:33,023 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 117 [2020-10-12 16:35:33,296 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 119 [2020-10-12 16:35:33,474 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2020-10-12 16:35:35,962 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:35:36,697 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-12 16:35:43,474 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 381 DAG size of output: 378 [2020-10-12 16:35:47,039 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 380 DAG size of output: 377 [2020-10-12 16:35:49,907 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-12 16:35:53,695 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:35:53,855 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-12 16:35:54,100 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 114 [2020-10-12 16:35:54,268 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-12 16:35:54,432 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-12 16:35:55,430 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2020-10-12 16:35:56,194 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2020-10-12 16:35:56,935 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:35:57,782 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification that was a NOOP. DAG size: 374 [2020-10-12 16:36:01,621 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:36:02,921 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:36:06,731 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-12 16:36:06,878 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:36:07,102 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 111 [2020-10-12 16:36:08,208 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification that was a NOOP. DAG size: 374 [2020-10-12 16:36:08,922 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2020-10-12 16:36:09,763 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2020-10-12 16:36:10,876 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:36:16,170 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 379 DAG size of output: 376 [2020-10-12 16:36:16,898 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2020-10-12 16:36:19,550 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:36:23,833 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-12 16:36:23,989 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:36:24,794 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:36:33,952 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2020-10-12 16:36:34,709 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2020-10-12 16:36:35,615 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2020-10-12 16:36:36,344 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:36:37,168 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification that was a NOOP. DAG size: 374 [2020-10-12 16:36:38,191 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:36:40,624 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:36:42,309 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2020-10-12 16:36:43,068 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:36:44,010 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2020-10-12 16:36:44,766 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:36:45,610 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:36:46,648 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-12 16:36:51,270 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-12 16:36:51,418 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-12 16:36:55,733 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:36:56,445 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:36:57,238 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:36:57,956 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2020-10-12 16:36:58,737 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2020-10-12 16:36:59,621 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-12 16:37:01,173 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 373 [2020-10-12 16:37:01,873 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2020-10-12 16:37:02,594 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification that was a NOOP. DAG size: 373 [2020-10-12 16:37:03,301 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2020-10-12 16:37:04,044 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification that was a NOOP. DAG size: 373 [2020-10-12 16:37:04,841 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2020-10-12 16:37:08,585 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:37:09,319 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-12 16:37:10,230 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-12 16:37:10,993 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2020-10-12 16:37:11,854 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2020-10-12 16:37:12,902 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 379