/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=NARROWEST --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_spec1_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 11:22:18,785 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 11:22:18,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 11:22:18,811 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 11:22:18,812 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 11:22:18,813 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 11:22:18,814 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 11:22:18,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 11:22:18,817 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 11:22:18,818 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 11:22:18,819 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 11:22:18,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 11:22:18,820 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 11:22:18,821 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 11:22:18,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 11:22:18,823 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 11:22:18,824 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 11:22:18,825 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 11:22:18,826 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 11:22:18,828 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 11:22:18,829 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 11:22:18,830 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 11:22:18,831 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 11:22:18,832 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 11:22:18,835 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 11:22:18,835 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 11:22:18,835 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 11:22:18,836 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 11:22:18,836 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 11:22:18,837 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 11:22:18,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 11:22:18,838 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 11:22:18,839 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 11:22:18,840 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 11:22:18,841 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 11:22:18,841 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 11:22:18,841 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 11:22:18,842 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 11:22:18,842 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 11:22:18,843 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 11:22:18,843 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 11:22:18,844 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 [2020-10-13 11:22:18,886 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 11:22:18,886 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 11:22:18,887 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 11:22:18,887 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 11:22:18,887 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 11:22:18,888 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 11:22:18,888 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 11:22:18,888 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 11:22:18,888 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 11:22:18,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 11:22:18,889 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 11:22:18,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 11:22:18,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 11:22:18,889 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 11:22:18,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 11:22:18,889 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 11:22:18,890 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 11:22:18,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 11:22:18,894 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 11:22:18,894 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 11:22:18,895 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 11:22:18,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 11:22:18,895 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 11:22:18,895 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 11:22:18,895 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 11:22:18,896 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 11:22:18,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 11:22:18,896 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 11:22:18,896 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 11:22:18,896 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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 11:22:19,199 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 11:22:19,212 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 11:22:19,217 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 11:22:19,219 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 11:22:19,219 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 11:22:19,220 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_product09.cil.c [2020-10-13 11:22:19,275 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/89be63acf/bbd8b63c51a649409dfd271dc2354c13/FLAG0a0af1ee9 [2020-10-13 11:22:19,946 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 11:22:19,947 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec1_product09.cil.c [2020-10-13 11:22:19,968 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/89be63acf/bbd8b63c51a649409dfd271dc2354c13/FLAG0a0af1ee9 [2020-10-13 11:22:20,112 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/89be63acf/bbd8b63c51a649409dfd271dc2354c13 [2020-10-13 11:22:20,120 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 11:22:20,122 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 11:22:20,122 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 11:22:20,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 11:22:20,126 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 11:22:20,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:22:20" (1/1) ... [2020-10-13 11:22:20,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@255e215a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:22:20, skipping insertion in model container [2020-10-13 11:22:20,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:22:20" (1/1) ... [2020-10-13 11:22:20,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 11:22:20,230 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 11:22:20,837 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 11:22:20,849 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 11:22:20,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 11:22:21,032 INFO L208 MainTranslator]: Completed translation [2020-10-13 11:22:21,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:22:21 WrapperNode [2020-10-13 11:22:21,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 11:22:21,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 11:22:21,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 11:22:21,034 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 11:22:21,048 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:22:21" (1/1) ... [2020-10-13 11:22:21,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:22:21" (1/1) ... [2020-10-13 11:22:21,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:22:21" (1/1) ... [2020-10-13 11:22:21,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:22:21" (1/1) ... [2020-10-13 11:22:21,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:22:21" (1/1) ... [2020-10-13 11:22:21,181 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:22:21" (1/1) ... [2020-10-13 11:22:21,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:22:21" (1/1) ... [2020-10-13 11:22:21,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 11:22:21,231 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 11:22:21,231 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 11:22:21,232 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 11:22:21,233 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:22:21" (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 [2020-10-13 11:22:21,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 11:22:21,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 11:22:21,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 11:22:21,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 11:22:21,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 11:22:21,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 11:22:21,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 11:22:21,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 11:22:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 11:22:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 11:22:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 11:22:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 11:22:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 11:22:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 11:22:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-13 11:22:21,338 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-13 11:22:21,338 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-13 11:22:21,339 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-13 11:22:21,339 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-13 11:22:21,339 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-13 11:22:21,339 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-13 11:22:21,340 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-13 11:22:21,340 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-13 11:22:21,340 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-13 11:22:21,341 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-13 11:22:21,341 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-13 11:22:21,342 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-13 11:22:21,342 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-13 11:22:21,342 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 11:22:21,342 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-13 11:22:21,342 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 11:22:21,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-13 11:22:21,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2020-10-13 11:22:21,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2020-10-13 11:22:21,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2020-10-13 11:22:21,344 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-13 11:22:21,345 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-13 11:22:21,345 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-13 11:22:21,347 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-13 11:22:21,347 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-13 11:22:21,348 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-13 11:22:21,349 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-13 11:22:21,349 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-13 11:22:21,349 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-13 11:22:21,350 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-13 11:22:21,351 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-13 11:22:21,351 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-13 11:22:21,351 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-13 11:22:21,352 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-13 11:22:21,352 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-13 11:22:21,352 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-13 11:22:21,352 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-13 11:22:21,353 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-13 11:22:21,353 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-13 11:22:21,353 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-13 11:22:21,353 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-13 11:22:21,354 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-13 11:22:21,354 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-13 11:22:21,354 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-13 11:22:21,354 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-13 11:22:21,354 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-13 11:22:21,355 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-13 11:22:21,355 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-13 11:22:21,355 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-13 11:22:21,355 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-13 11:22:21,356 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-13 11:22:21,356 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-13 11:22:21,356 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-13 11:22:21,356 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-13 11:22:21,357 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 11:22:21,357 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-13 11:22:21,359 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-13 11:22:21,359 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-13 11:22:21,359 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 11:22:21,359 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 11:22:21,359 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 11:22:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 11:22:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 11:22:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 11:22:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 11:22:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 11:22:21,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 11:22:21,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 11:22:21,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 11:22:21,361 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 11:22:21,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 11:22:21,362 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 11:22:21,362 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 11:22:21,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 11:22:21,363 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 11:22:21,363 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 11:22:21,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 11:22:21,363 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 11:22:21,364 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 11:22:21,364 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 11:22:21,364 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 11:22:21,364 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 11:22:21,365 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-13 11:22:21,365 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-13 11:22:21,365 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-13 11:22:21,365 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-13 11:22:21,366 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-13 11:22:21,366 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-13 11:22:21,366 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-13 11:22:21,366 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-13 11:22:21,367 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-13 11:22:21,367 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-13 11:22:21,367 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-13 11:22:21,367 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-13 11:22:21,367 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-13 11:22:21,368 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-13 11:22:21,368 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-13 11:22:21,368 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-13 11:22:21,368 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-13 11:22:21,369 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-13 11:22:21,369 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-13 11:22:21,370 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-13 11:22:21,370 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-13 11:22:21,371 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-13 11:22:21,371 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 11:22:21,371 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-13 11:22:21,371 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2020-10-13 11:22:21,372 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 11:22:21,373 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-13 11:22:21,373 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 11:22:21,374 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-13 11:22:21,374 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-13 11:22:21,377 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2020-10-13 11:22:21,378 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2020-10-13 11:22:21,378 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-13 11:22:21,379 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-13 11:22:21,379 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-13 11:22:21,379 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-13 11:22:21,380 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-13 11:22:21,381 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-13 11:22:21,381 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-13 11:22:21,381 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-13 11:22:21,381 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-13 11:22:21,382 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-13 11:22:21,382 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 11:22:21,382 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-13 11:22:21,382 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-13 11:22:21,383 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-13 11:22:21,391 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-13 11:22:21,392 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-13 11:22:21,392 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-13 11:22:21,392 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-13 11:22:21,393 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-13 11:22:21,393 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-13 11:22:21,393 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-13 11:22:21,393 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-13 11:22:21,393 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-13 11:22:21,394 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-13 11:22:21,395 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-13 11:22:21,395 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-13 11:22:21,395 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-13 11:22:21,396 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-13 11:22:21,396 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-13 11:22:21,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 11:22:21,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 11:22:21,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 11:22:23,906 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 11:22:23,907 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-13 11:22:23,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:22:23 BoogieIcfgContainer [2020-10-13 11:22:23,917 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 11:22:23,918 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 11:22:23,918 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 11:22:23,921 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 11:22:23,922 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:22:20" (1/3) ... [2020-10-13 11:22:23,923 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c18c46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:22:23, skipping insertion in model container [2020-10-13 11:22:23,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:22:21" (2/3) ... [2020-10-13 11:22:23,923 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c18c46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:22:23, skipping insertion in model container [2020-10-13 11:22:23,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:22:23" (3/3) ... [2020-10-13 11:22:23,925 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product09.cil.c [2020-10-13 11:22:23,935 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 11:22:23,944 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 11:22:23,959 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 11:22:23,987 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 11:22:23,987 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 11:22:23,988 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 11:22:23,988 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 11:22:23,988 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 11:22:23,988 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 11:22:23,988 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 11:22:23,988 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 11:22:24,024 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states. [2020-10-13 11:22:24,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-13 11:22:24,051 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:22:24,053 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:22:24,053 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:22:24,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:22:24,060 INFO L82 PathProgramCache]: Analyzing trace with hash 1329174793, now seen corresponding path program 1 times [2020-10-13 11:22:24,070 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:22:24,070 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [882158763] [2020-10-13 11:22:24,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:22:24,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:24,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:24,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:25,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:25,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:25,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:26,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:26,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:29,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:29,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-13 11:22:29,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 11:22:29,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5049 [2020-10-13 11:22:29,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:29,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:22:29,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-13 11:22:29,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 11:22:29,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 11:22:30,675 WARN L193 SmtUtils]: Spent 807.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:22:30,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:22:30,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:30,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:30,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:30,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:22:30,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:22:30,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-13 11:22:30,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:30,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:22:30,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:22:30,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:22:30,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:22:30,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:22:30,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:30,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:30,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:30,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:22:30,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:22:30,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:22:30,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:30,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:22:30,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:22:30,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:22:30,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:22:30,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:22:30,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:30,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:30,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:30,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:22:30,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:22:30,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:22:30,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:30,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:22:30,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:22:30,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:22:30,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:22:30,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:22:30,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:30,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:30,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:30,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:22:30,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:22:30,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:22:30,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:30,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:22:30,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:22:30,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:22:30,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:22:30,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:22:30,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:30,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:30,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:30,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:22:30,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:22:30,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:22:30,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:30,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:22:30,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:22:30,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:22:30,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 11:22:30,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 11:22:30,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:30,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:30,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:30,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:22:30,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:22:30,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:22:30,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:30,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:22:30,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:22:30,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:22:30,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:22:31,180 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-13 11:22:31,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-13 11:22:31,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:31,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:31,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:31,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:31,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:31,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:32,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:32,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:32,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:32,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:36,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:36,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-13 11:22:36,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-13 11:22:36,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-13 11:22:36,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:36,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:22:36,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-13 11:22:36,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 11:22:36,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:22:36,481 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-13 11:22:36,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:22:36,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:36,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:36,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:36,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:36,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:36,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:36,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:37,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:37,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-13 11:22:37,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:22:37,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1277 [2020-10-13 11:22:37,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:37,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:22:37,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:22:37,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:22:37,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:22:37,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:22:37,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:37,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:37,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:37,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:37,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:22:37,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:22:37,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:22:37,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:37,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:22:37,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:22:37,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:22:37,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:22:37,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-13 11:22:37,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:37,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:37,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:37,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:37,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 11:22:37,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:22:37,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-13 11:22:37,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:37,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:22:37,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:22:37,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:22:37,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:22:37,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 11:22:37,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:37,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:37,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:37,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:22:37,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:22:37,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:22:37,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:37,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:22:37,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:22:37,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:22:37,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:22:37,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:22:37,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:37,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:37,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:37,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:22:37,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:22:37,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:22:37,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:37,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:22:37,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:22:37,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:22:37,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:22:37,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-13 11:22:37,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:37,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:37,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:37,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:37,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:38,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:38,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:38,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-13 11:22:38,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:22:38,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 831 [2020-10-13 11:22:38,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:38,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:22:38,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 11:22:38,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 11:22:38,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:22:38,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:22:38,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:38,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:38,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:38,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:22:38,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:22:38,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:22:38,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:38,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:22:38,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 11:22:38,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 11:22:38,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:22:38,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-13 11:22:38,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:38,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:38,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:38,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:38,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 11:22:38,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:22:38,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-13 11:22:38,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:38,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:22:38,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 11:22:38,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:22:38,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:22:38,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 11:22:38,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:38,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:38,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:38,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:22:38,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:22:38,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:22:38,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:38,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:22:38,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:22:38,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:22:38,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:22:38,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:22:38,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:38,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:38,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:38,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:22:38,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:22:38,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:22:38,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:38,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:22:38,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:22:38,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:22:38,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:22:38,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-13 11:22:38,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:38,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:38,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:38,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:38,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:39,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:41,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:41,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:43,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:43,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-13 11:22:43,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 11:22:43,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4860 [2020-10-13 11:22:43,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:43,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:22:43,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 68 [2020-10-13 11:22:43,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:22:43,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:22:43,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:22:43,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:43,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:43,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:43,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:43,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:43,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:44,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:46,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:46,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-13 11:22:46,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:22:46,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2942 [2020-10-13 11:22:46,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:46,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:22:46,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:22:46,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:22:46,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:22:46,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:22:46,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:46,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:46,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:46,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 11:22:46,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:22:46,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:22:46,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:46,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:22:46,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:22:46,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:22:46,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:22:46,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:22:46,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:46,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:46,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:46,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:22:46,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:22:46,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:22:46,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:46,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:22:46,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:22:46,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:22:46,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 11:22:46,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 11:22:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:46,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:46,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:46,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:22:46,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:22:46,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:22:46,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:46,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:22:46,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:22:46,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:22:46,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:22:46,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 11:22:46,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:46,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:46,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:46,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:22:46,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:22:46,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:22:46,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:46,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:22:46,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:22:46,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:22:46,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:22:46,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 11:22:46,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:46,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:46,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:46,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 11:22:46,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:22:46,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:22:46,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:46,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:22:46,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:22:46,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:22:46,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:22:46,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:22:46,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:22:46,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:22:46,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:22:46,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:22:46,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:22:46,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:22:46,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:22:46,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:22:46,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:22:46,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:22:46,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:22:47,166 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-13 11:22:47,167 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [882158763] [2020-10-13 11:22:47,170 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:22:47,171 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-13 11:22:47,172 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559537138] [2020-10-13 11:22:47,181 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 11:22:47,181 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:22:47,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 11:22:47,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2020-10-13 11:22:47,209 INFO L87 Difference]: Start difference. First operand 738 states. Second operand 10 states. [2020-10-13 11:22:48,923 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-13 11:22:49,664 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-13 11:22:51,831 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-13 11:23:07,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:23:07,942 INFO L93 Difference]: Finished difference Result 1503 states and 2606 transitions. [2020-10-13 11:23:07,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-13 11:23:07,946 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 138 [2020-10-13 11:23:07,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:23:07,985 INFO L225 Difference]: With dead ends: 1503 [2020-10-13 11:23:07,985 INFO L226 Difference]: Without dead ends: 919 [2020-10-13 11:23:07,998 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-13 11:23:08,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 919 states. [2020-10-13 11:23:08,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 919 to 584. [2020-10-13 11:23:08,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 584 states. [2020-10-13 11:23:08,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 941 transitions. [2020-10-13 11:23:08,313 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 941 transitions. Word has length 138 [2020-10-13 11:23:08,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:23:08,314 INFO L479 AbstractCegarLoop]: Abstraction has 584 states and 941 transitions. [2020-10-13 11:23:08,314 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 11:23:08,314 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 941 transitions. [2020-10-13 11:23:08,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-13 11:23:08,322 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:23:08,323 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:23:08,323 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 11:23:08,323 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:23:08,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:23:08,324 INFO L82 PathProgramCache]: Analyzing trace with hash 1148939338, now seen corresponding path program 1 times [2020-10-13 11:23:08,324 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:23:08,325 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1798362884] [2020-10-13 11:23:08,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:23:08,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:08,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:08,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:08,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:08,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:08,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:09,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:09,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:10,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:13,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:13,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 202 [2020-10-13 11:23:13,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 11:23:13,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-13 11:23:13,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:13,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:23:13,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-13 11:23:13,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:23:13,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:23:14,141 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:23:14,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:23:14,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:14,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:14,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:14,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:23:14,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:14,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 11:23:14,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:14,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:14,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:14,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:14,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:14,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:23:14,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:14,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:14,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:14,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:23:14,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:14,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:23:14,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:14,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:14,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:14,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:14,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:14,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:23:14,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:14,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:14,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:14,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:23:14,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:14,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:23:14,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:14,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:14,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:14,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:14,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:14,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:23:14,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:14,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:14,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:14,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:23:14,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:14,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:23:14,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:14,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:14,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:14,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:14,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:14,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:23:14,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:14,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:14,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:14,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:23:14,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:14,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:23:14,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:14,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:14,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:14,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:14,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:14,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 11:23:14,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:14,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:14,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:14,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:23:14,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:14,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:23:14,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:14,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:14,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:14,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:14,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:14,426 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-13 11:23:14,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-13 11:23:14,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:14,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:14,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:14,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:14,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:14,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:14,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:14,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:14,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:15,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:19,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:19,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 152 [2020-10-13 11:23:19,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-13 11:23:19,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-13 11:23:19,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:19,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:23:19,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 11:23:19,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:23:19,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:19,582 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-13 11:23:19,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:23:19,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:19,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:19,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:19,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:19,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:19,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:20,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:20,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-13 11:23:20,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:23:20,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 450 [2020-10-13 11:23:20,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:20,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:23:20,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 11:23:20,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:23:20,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:20,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:23:20,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:20,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:20,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:20,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:20,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:23:20,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:23:20,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:23:20,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:20,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:20,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:20,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:20,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:20,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 11:23:20,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:20,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:20,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:20,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 11:23:20,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:20,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 11:23:20,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:20,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:23:20,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 11:23:20,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-13 11:23:20,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:20,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 11:23:20,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:20,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:20,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:20,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:23:20,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:20,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 11:23:20,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:20,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:23:20,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:20,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 11:23:20,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:20,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:23:20,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:20,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:20,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:20,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:23:20,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:20,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:23:20,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:20,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:20,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:20,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:20,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:20,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-13 11:23:20,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:20,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:20,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:20,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:20,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:20,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:20,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:20,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:20,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-13 11:23:20,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:23:20,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 377 [2020-10-13 11:23:20,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:20,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:20,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 36 [2020-10-13 11:23:20,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:20,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:23:20,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:23:20,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:20,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:20,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:20,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:20,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:23:20,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:23:20,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:23:20,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:20,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:20,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:20,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:20,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:20,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 11:23:20,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:20,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:20,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:20,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:20,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 11:23:20,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:23:20,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-13 11:23:20,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:20,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:20,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:20,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:20,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:20,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 11:23:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:20,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:20,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:20,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:23:20,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:20,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:23:20,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:20,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:20,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:20,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:20,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:20,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:23:20,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:20,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:20,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:20,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:23:20,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:20,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:23:20,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:20,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:20,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:20,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:20,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:20,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 11:23:20,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:20,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:20,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:20,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:20,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:20,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:22,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:23,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:23,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-13 11:23:23,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:23:23,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3322 [2020-10-13 11:23:23,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:23,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:23,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-10-13 11:23:23,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:23,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:23,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:23:23,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:23,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:23,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:23,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:24,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:24,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:24,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:26,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:26,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-13 11:23:26,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:23:26,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2081 [2020-10-13 11:23:26,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:26,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:26,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:26,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:26,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:26,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:23:26,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:26,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:26,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:26,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 11:23:26,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:26,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:23:26,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:26,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:26,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:26,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:26,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:26,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:23:26,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:26,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:26,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:26,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:23:26,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:26,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:23:26,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:26,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:26,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:26,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:26,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:26,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 11:23:26,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:26,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:26,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:26,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:23:26,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:26,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:23:26,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:26,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:26,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:26,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:26,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:26,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 11:23:26,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:26,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:26,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:26,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:23:26,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:26,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:23:26,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:26,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:26,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:26,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:26,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:26,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 11:23:26,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:26,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:26,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:26,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 11:23:26,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:26,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:23:26,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:26,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:26,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:26,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:26,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:26,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:23:26,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:26,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:26,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:26,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:23:26,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:26,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:23:26,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:26,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:26,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:26,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:26,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:26,205 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-13 11:23:26,205 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1798362884] [2020-10-13 11:23:26,206 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 11:23:26,206 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-13 11:23:26,206 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828102774] [2020-10-13 11:23:26,208 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 11:23:26,208 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:23:26,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 11:23:26,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2020-10-13 11:23:26,209 INFO L87 Difference]: Start difference. First operand 584 states and 941 transitions. Second operand 10 states. [2020-10-13 11:23:27,669 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-13 11:23:29,664 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-13 11:23:41,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:23:41,873 INFO L93 Difference]: Finished difference Result 1478 states and 2546 transitions. [2020-10-13 11:23:41,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-13 11:23:41,874 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 142 [2020-10-13 11:23:41,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:23:41,885 INFO L225 Difference]: With dead ends: 1478 [2020-10-13 11:23:41,885 INFO L226 Difference]: Without dead ends: 919 [2020-10-13 11:23:41,889 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=119, Invalid=261, Unknown=0, NotChecked=0, Total=380 [2020-10-13 11:23:41,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 919 states. [2020-10-13 11:23:42,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 919 to 584. [2020-10-13 11:23:42,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 584 states. [2020-10-13 11:23:42,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 936 transitions. [2020-10-13 11:23:42,068 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 936 transitions. Word has length 142 [2020-10-13 11:23:42,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:23:42,068 INFO L479 AbstractCegarLoop]: Abstraction has 584 states and 936 transitions. [2020-10-13 11:23:42,068 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 11:23:42,069 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 936 transitions. [2020-10-13 11:23:42,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-13 11:23:42,074 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:23:42,074 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:23:42,074 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 11:23:42,074 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:23:42,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:23:42,075 INFO L82 PathProgramCache]: Analyzing trace with hash -76849284, now seen corresponding path program 1 times [2020-10-13 11:23:42,075 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:23:42,075 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [801629126] [2020-10-13 11:23:42,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:23:42,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:42,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:42,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:42,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:42,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:42,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:42,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:42,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:44,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:47,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:47,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-10-13 11:23:47,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 11:23:47,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-13 11:23:47,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:47,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:23:47,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-13 11:23:47,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:23:47,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:47,895 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:23:47,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:23:47,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:47,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:47,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:47,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:23:47,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:47,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-13 11:23:47,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:47,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:47,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:47,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:47,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:47,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:23:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:47,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:47,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:47,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:23:47,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:47,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:23:47,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:47,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:47,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:47,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:47,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:47,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:23:47,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:47,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:47,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:47,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:23:47,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:47,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:23:47,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:47,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:47,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:47,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:47,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:47,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:23:47,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:47,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:47,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:47,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:23:47,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:47,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:23:47,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:47,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:47,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:47,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:47,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:47,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:23:47,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:47,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:47,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:47,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:23:47,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:47,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:23:47,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:47,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:47,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:47,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:47,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:47,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 11:23:47,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:47,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:47,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:47,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:23:47,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:47,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:23:47,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:47,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:47,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:47,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:47,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:48,168 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-13 11:23:48,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-13 11:23:48,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:48,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:48,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:48,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:48,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:48,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:48,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:48,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:48,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:48,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:49,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:49,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:53,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:53,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 154 [2020-10-13 11:23:53,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-13 11:23:53,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-13 11:23:53,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:53,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:23:53,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:23:53,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:23:53,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:53,344 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-13 11:23:53,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:23:53,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:53,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:53,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:53,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:53,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:53,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:54,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:54,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-13 11:23:54,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:23:54,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 825 [2020-10-13 11:23:54,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:54,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:23:54,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 11:23:54,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:23:54,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:54,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:23:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:54,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:54,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:54,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:23:54,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:54,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:23:54,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:54,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:23:54,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 11:23:54,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 11:23:54,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:54,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 11:23:54,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:54,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:54,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:54,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:54,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-13 11:23:54,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:23:54,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 11:23:54,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:54,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:54,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-13 11:23:54,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:54,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:54,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 11:23:54,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:54,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:54,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:54,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:23:54,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:54,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:23:54,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:54,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:54,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:54,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:54,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:54,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:23:54,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:54,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:54,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:54,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:23:54,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:54,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:23:54,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:54,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:54,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:54,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:54,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:54,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 11:23:54,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:54,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:54,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:54,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:54,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:54,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:54,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:54,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:54,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-13 11:23:54,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:23:54,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 513 [2020-10-13 11:23:54,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:54,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:54,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-13 11:23:54,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:54,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:54,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:23:54,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:54,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:54,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:54,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:54,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:23:54,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:23:54,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:23:54,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:54,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:54,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:54,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:54,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:54,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 11:23:54,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:54,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:54,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:54,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:54,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-13 11:23:54,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:23:54,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-13 11:23:54,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:54,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:54,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:54,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:54,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:54,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 11:23:54,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:54,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:54,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:54,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:23:54,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:54,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:23:54,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:54,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:54,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:54,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:54,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:54,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:23:54,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:54,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:54,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:54,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:23:54,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:23:54,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:23:54,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:54,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:54,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:23:54,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:54,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:54,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-13 11:23:54,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:54,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:54,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:54,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:54,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:55,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:57,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:58,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:23:58,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-13 11:23:58,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:23:58,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3932 [2020-10-13 11:23:58,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:23:58,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:23:58,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-10-13 11:23:58,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:23:58,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:23:58,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:23:58,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:23:58,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:58,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:58,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:58,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:58,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:23:58,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:00,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:00,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-13 11:24:00,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:24:00,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1379 [2020-10-13 11:24:00,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:00,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:00,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:00,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:00,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:00,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:24:00,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:00,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:00,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:00,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 11:24:00,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:24:00,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:24:00,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:00,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:00,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:00,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:00,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:00,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:24:00,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:00,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:00,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:00,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:24:00,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:24:00,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:24:00,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:00,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:00,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:00,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:00,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:00,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 11:24:00,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:00,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:00,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:00,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:24:00,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:24:00,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:24:00,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:00,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:00,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:00,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:00,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:00,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 11:24:00,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:00,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:00,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:00,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:24:00,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:24:00,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:24:00,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:00,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:00,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:00,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:00,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:00,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 11:24:00,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:00,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:00,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:00,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 11:24:00,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:24:00,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:24:00,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:00,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:00,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:00,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:00,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:00,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:24:00,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:00,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:00,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:00,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:24:00,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:24:00,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:24:00,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:00,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:00,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:00,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:00,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:00,439 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-13 11:24:00,440 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [801629126] [2020-10-13 11:24:00,440 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 11:24:00,440 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-13 11:24:00,440 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441852815] [2020-10-13 11:24:00,441 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 11:24:00,442 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:24:00,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 11:24:00,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2020-10-13 11:24:00,443 INFO L87 Difference]: Start difference. First operand 584 states and 936 transitions. Second operand 10 states. [2020-10-13 11:24:01,910 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-13 11:24:02,645 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-13 11:24:04,373 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-13 11:24:17,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:24:17,575 INFO L93 Difference]: Finished difference Result 1475 states and 2529 transitions. [2020-10-13 11:24:17,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-13 11:24:17,576 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 144 [2020-10-13 11:24:17,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:24:17,584 INFO L225 Difference]: With dead ends: 1475 [2020-10-13 11:24:17,585 INFO L226 Difference]: Without dead ends: 919 [2020-10-13 11:24:17,588 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-13 11:24:17,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 919 states. [2020-10-13 11:24:17,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 919 to 584. [2020-10-13 11:24:17,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 584 states. [2020-10-13 11:24:17,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 935 transitions. [2020-10-13 11:24:17,732 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 935 transitions. Word has length 144 [2020-10-13 11:24:17,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:24:17,733 INFO L479 AbstractCegarLoop]: Abstraction has 584 states and 935 transitions. [2020-10-13 11:24:17,733 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 11:24:17,733 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 935 transitions. [2020-10-13 11:24:17,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-13 11:24:17,737 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:24:17,737 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:24:17,738 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 11:24:17,738 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:24:17,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:24:17,738 INFO L82 PathProgramCache]: Analyzing trace with hash -568063530, now seen corresponding path program 1 times [2020-10-13 11:24:17,739 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:24:17,739 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [868700756] [2020-10-13 11:24:17,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:24:17,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:17,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:17,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:17,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:18,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:18,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:18,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:18,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:22,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:22,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:22,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:22,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-13 11:24:22,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-13 11:24:22,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-13 11:24:22,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:22,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 11:24:22,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 145 [2020-10-13 11:24:22,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:24:22,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:23,573 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:24:23,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:24:23,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:23,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:23,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:23,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:24:23,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:24:23,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-13 11:24:23,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:23,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:23,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:23,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:23,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:23,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:24:23,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:23,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:23,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:23,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:24:23,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:24:23,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:24:23,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:23,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:23,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:23,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:23,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:23,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:24:23,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:23,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:23,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:23,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:24:23,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:24:23,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:24:23,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:23,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:23,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:23,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:23,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:23,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:24:23,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:23,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:23,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:23,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:24:23,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:24:23,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:24:23,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:23,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:23,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:23,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:23,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:23,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:24:23,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:23,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:23,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:23,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:24:23,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:24:23,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:24:23,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:23,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:23,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:23,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:23,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:23,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 11:24:23,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:23,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:23,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:23,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:24:23,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:24:23,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:24:23,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:23,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:23,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:23,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:23,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:23,849 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-13 11:24:23,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-13 11:24:23,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:23,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:23,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:23,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:23,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:23,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:24,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:24,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:24,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:28,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:28,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:28,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:28,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:28,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 156 [2020-10-13 11:24:28,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-13 11:24:28,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 11:24:28,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:28,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 11:24:28,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 111 [2020-10-13 11:24:28,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:24:28,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:29,008 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-13 11:24:29,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:24:29,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:29,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:29,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:29,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:29,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:29,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:29,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:29,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:29,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-13 11:24:29,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:24:29,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 636 [2020-10-13 11:24:29,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:29,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:29,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:29,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:29,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:29,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:24:29,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:29,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:29,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:29,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:29,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:24:29,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:24:29,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:24:29,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:29,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:29,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:29,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:29,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:29,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:24:29,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:29,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:29,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:29,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:29,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-13 11:24:29,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:24:29,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 11:24:29,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:29,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:29,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:29,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:29,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:29,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 11:24:29,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:29,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:29,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:29,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:24:29,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:24:29,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:24:29,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:29,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:29,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:29,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:29,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:29,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:24:29,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:29,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:29,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:29,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:24:29,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:24:29,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:24:29,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:29,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:29,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:29,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:29,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:29,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-13 11:24:29,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:29,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:29,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:29,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:29,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:29,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:30,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:30,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-13 11:24:30,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:24:30,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 336 [2020-10-13 11:24:30,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:30,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:30,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:30,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:30,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:30,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:24:30,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:30,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:30,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:30,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:24:30,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:24:30,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:24:30,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:30,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:30,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:30,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:30,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:30,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:24:30,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:30,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:30,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:30,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:30,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-13 11:24:30,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:24:30,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 11:24:30,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:30,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:30,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:30,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:30,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:30,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 11:24:30,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:30,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:30,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:30,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:24:30,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:24:30,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:24:30,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:30,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:30,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:30,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:30,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:30,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:24:30,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:30,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:30,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:30,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:24:30,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:24:30,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:24:30,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:30,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:30,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:30,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:30,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:30,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-13 11:24:30,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:30,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:30,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:30,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:30,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:30,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:33,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:33,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-13 11:24:33,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:24:33,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2954 [2020-10-13 11:24:33,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:33,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 11:24:33,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-13 11:24:33,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:24:33,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:33,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:24:33,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:33,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:33,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:33,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:33,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:33,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:34,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:34,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-13 11:24:34,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:24:34,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1605 [2020-10-13 11:24:34,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:34,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 11:24:34,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 11:24:34,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:24:34,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:34,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:24:34,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:34,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:34,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:34,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 11:24:34,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:24:34,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:24:34,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:34,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:24:34,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:34,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 11:24:34,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:34,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:24:34,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:34,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:34,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:34,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:24:34,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:24:34,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:24:34,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:34,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:34,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:34,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:34,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:34,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 11:24:34,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:34,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:34,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:34,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:24:34,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:24:34,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:24:34,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:34,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:34,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:24:34,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:34,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:34,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 11:24:34,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:34,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:34,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:34,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:24:34,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:24:34,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:24:34,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:34,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:34,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 11:24:34,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:34,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:34,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 11:24:34,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:34,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:34,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:34,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 11:24:34,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:24:34,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:24:34,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:34,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:34,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 11:24:34,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:34,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:34,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:24:34,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:34,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:34,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:24:34,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:24:34,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:24:34,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:24:34,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:24:34,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:24:34,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:24:34,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:24:34,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:24:34,919 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-13 11:24:34,920 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [868700756] [2020-10-13 11:24:34,920 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:24:34,920 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 11:24:34,920 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138264839] [2020-10-13 11:24:34,921 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 11:24:34,921 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:24:34,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 11:24:34,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2020-10-13 11:24:34,922 INFO L87 Difference]: Start difference. First operand 584 states and 935 transitions. Second operand 11 states. [2020-10-13 11:24:38,049 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-13 11:24:38,837 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-13 11:24:39,578 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-13 11:24:39,753 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-13 11:24:40,293 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-13 11:24:59,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:24:59,009 INFO L93 Difference]: Finished difference Result 1443 states and 2535 transitions. [2020-10-13 11:24:59,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-13 11:24:59,010 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 146 [2020-10-13 11:24:59,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:24:59,019 INFO L225 Difference]: With dead ends: 1443 [2020-10-13 11:24:59,019 INFO L226 Difference]: Without dead ends: 968 [2020-10-13 11:24:59,023 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=129, Invalid=291, Unknown=0, NotChecked=0, Total=420 [2020-10-13 11:24:59,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 968 states. [2020-10-13 11:24:59,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 968 to 588. [2020-10-13 11:24:59,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 588 states. [2020-10-13 11:24:59,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 588 states and 939 transitions. [2020-10-13 11:24:59,179 INFO L78 Accepts]: Start accepts. Automaton has 588 states and 939 transitions. Word has length 146 [2020-10-13 11:24:59,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:24:59,179 INFO L479 AbstractCegarLoop]: Abstraction has 588 states and 939 transitions. [2020-10-13 11:24:59,180 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 11:24:59,180 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 939 transitions. [2020-10-13 11:24:59,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-13 11:24:59,185 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:24:59,185 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:24:59,185 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 11:24:59,185 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:24:59,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:24:59,186 INFO L82 PathProgramCache]: Analyzing trace with hash -782884868, now seen corresponding path program 1 times [2020-10-13 11:24:59,186 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:24:59,186 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1494153430] [2020-10-13 11:24:59,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:24:59,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:24:59,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:59,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:59,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:59,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:24:59,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:00,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:00,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:04,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:04,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-10-13 11:25:04,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 11:25:04,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-13 11:25:04,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:04,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:25:04,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-13 11:25:04,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 11:25:04,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:04,947 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:25:04,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:25:04,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:04,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:04,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:04,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:25:04,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:04,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-13 11:25:04,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:04,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:04,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:04,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:04,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:05,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:25:05,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:05,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:05,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:05,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:25:05,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:05,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:25:05,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:05,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:05,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:05,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:05,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:05,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:25:05,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:05,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:05,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:05,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:25:05,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:05,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:25:05,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:05,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:05,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:05,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:05,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:05,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:25:05,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:05,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:05,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:05,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:25:05,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:05,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:25:05,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:05,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:05,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:05,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:05,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:05,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:25:05,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:05,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:05,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:05,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:25:05,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:05,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:25:05,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:05,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:05,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:05,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:05,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:05,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 11:25:05,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:05,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:05,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:05,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:25:05,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:05,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:25:05,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:05,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:05,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:05,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:05,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:05,267 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-13 11:25:05,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-13 11:25:05,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:05,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:05,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:05,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:05,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:05,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:05,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:05,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:06,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:10,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:10,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 165 [2020-10-13 11:25:10,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 11:25:10,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-13 11:25:10,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:10,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:25:10,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:25:10,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 11:25:10,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:10,433 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-13 11:25:10,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:25:10,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:10,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:10,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:10,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:10,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:10,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:10,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:10,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-13 11:25:10,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:25:10,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 424 [2020-10-13 11:25:10,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:10,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:25:10,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 11:25:10,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 11:25:10,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:10,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:25:10,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:10,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:10,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:10,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:10,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:25:10,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:25:10,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:25:10,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:10,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:10,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:10,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:10,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:10,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:25:10,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:10,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:10,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:10,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-13 11:25:10,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:10,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 11:25:10,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:10,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:25:10,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 11:25:10,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-13 11:25:10,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:10,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 11:25:10,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:10,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:10,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:10,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:25:10,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:10,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:25:10,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:10,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:25:10,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:10,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 11:25:10,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:10,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:25:10,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:10,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:10,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:10,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:25:10,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:10,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:25:10,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:10,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:10,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:10,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:10,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:10,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-13 11:25:10,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:10,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:11,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:11,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:11,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:11,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:11,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:11,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-13 11:25:11,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:25:11,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 294 [2020-10-13 11:25:11,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:11,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:11,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-13 11:25:11,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:11,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:11,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:25:11,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:11,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:11,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:11,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:25:11,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:11,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:25:11,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:11,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:11,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:11,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:11,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:11,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:25:11,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:11,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:11,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:11,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:11,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-13 11:25:11,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:25:11,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 11:25:11,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:11,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:11,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:11,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:11,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:11,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 11:25:11,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:11,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:11,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:11,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:25:11,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:11,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:25:11,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:11,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:11,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:11,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:11,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:11,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:25:11,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:11,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:11,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:11,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:25:11,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:11,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:25:11,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:11,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:11,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:11,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:11,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:11,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-13 11:25:11,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:11,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:11,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:11,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:11,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:11,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:11,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:12,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:12,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-13 11:25:12,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:25:12,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1267 [2020-10-13 11:25:12,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:12,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:12,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-13 11:25:12,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:12,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:12,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:25:12,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:12,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:12,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:12,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:12,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:12,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:12,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:13,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:13,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-10-13 11:25:13,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:25:13,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1075 [2020-10-13 11:25:13,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:13,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:13,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:13,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:13,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:13,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:25:13,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:13,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:13,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:13,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-13 11:25:13,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:13,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:25:13,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:13,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:13,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:13,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:13,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:13,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:25:13,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:13,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:13,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:13,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:25:13,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:13,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:25:13,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:13,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:13,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:13,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:13,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:13,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 11:25:13,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:13,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:13,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:13,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:25:13,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:13,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:25:13,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:13,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:13,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:13,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:13,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:13,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 11:25:13,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:13,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:13,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:13,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:25:13,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:13,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:25:13,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:13,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:13,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:13,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:13,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:13,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 11:25:13,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:13,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:13,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:13,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:25:13,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:13,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:25:13,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:13,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:13,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:13,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:13,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:13,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 11:25:13,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:13,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:13,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:13,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 11:25:13,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:13,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:25:13,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:13,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:13,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:13,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:13,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:13,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:25:13,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:13,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:13,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:13,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:25:13,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:13,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:25:13,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:13,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:13,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:13,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:13,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:13,831 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-13 11:25:13,831 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1494153430] [2020-10-13 11:25:13,831 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 11:25:13,832 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-13 11:25:13,832 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364233652] [2020-10-13 11:25:13,832 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 11:25:13,832 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:25:13,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 11:25:13,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2020-10-13 11:25:13,833 INFO L87 Difference]: Start difference. First operand 588 states and 939 transitions. Second operand 10 states. [2020-10-13 11:25:15,166 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-13 11:25:17,552 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-13 11:25:37,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:25:37,357 INFO L93 Difference]: Finished difference Result 1486 states and 2542 transitions. [2020-10-13 11:25:37,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-13 11:25:37,359 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 153 [2020-10-13 11:25:37,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:25:37,366 INFO L225 Difference]: With dead ends: 1486 [2020-10-13 11:25:37,366 INFO L226 Difference]: Without dead ends: 923 [2020-10-13 11:25:37,369 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=119, Invalid=261, Unknown=0, NotChecked=0, Total=380 [2020-10-13 11:25:37,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 923 states. [2020-10-13 11:25:37,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 923 to 588. [2020-10-13 11:25:37,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 588 states. [2020-10-13 11:25:37,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 588 states and 934 transitions. [2020-10-13 11:25:37,522 INFO L78 Accepts]: Start accepts. Automaton has 588 states and 934 transitions. Word has length 153 [2020-10-13 11:25:37,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:25:37,523 INFO L479 AbstractCegarLoop]: Abstraction has 588 states and 934 transitions. [2020-10-13 11:25:37,523 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 11:25:37,523 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 934 transitions. [2020-10-13 11:25:37,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-10-13 11:25:37,527 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:25:37,527 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:25:37,528 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 11:25:37,528 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:25:37,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:25:37,528 INFO L82 PathProgramCache]: Analyzing trace with hash 1596514520, now seen corresponding path program 1 times [2020-10-13 11:25:37,528 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:25:37,529 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1251963463] [2020-10-13 11:25:37,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:25:37,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:37,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:37,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:37,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:37,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:37,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:37,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:39,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:42,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:42,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 217 [2020-10-13 11:25:42,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 11:25:42,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-13 11:25:42,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:42,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:25:42,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-13 11:25:42,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 11:25:42,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:43,342 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:25:43,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:25:43,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:43,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:43,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:43,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:25:43,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:43,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 11:25:43,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:43,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:43,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:43,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:43,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:43,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:25:43,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:43,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:43,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:43,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:25:43,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:43,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:25:43,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:43,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:43,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:43,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:43,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:43,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:25:43,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:43,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:43,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:43,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:25:43,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:43,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:25:43,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:43,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:43,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:43,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:43,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:43,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:25:43,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:43,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:43,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:43,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:25:43,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:43,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:25:43,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:43,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:43,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:43,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:43,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:43,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:25:43,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:43,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:43,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:43,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:25:43,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:43,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:25:43,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:43,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:43,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:43,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:43,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:43,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 11:25:43,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:43,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:43,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:43,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:25:43,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:43,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:25:43,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:43,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:43,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:43,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:43,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:43,586 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-13 11:25:43,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-13 11:25:43,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:43,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:43,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:43,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:43,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:43,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:43,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:45,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:45,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:45,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:46,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:48,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:48,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 167 [2020-10-13 11:25:48,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-13 11:25:48,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-13 11:25:48,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:48,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 11:25:48,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-13 11:25:48,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:25:48,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:48,754 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-13 11:25:48,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:25:48,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:48,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:48,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:48,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:48,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:48,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:48,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:49,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:49,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-13 11:25:49,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:25:49,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 566 [2020-10-13 11:25:49,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:49,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:49,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:49,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:49,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:49,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:25:49,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:49,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:49,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:49,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:49,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:25:49,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:25:49,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:25:49,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:49,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:49,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:49,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:49,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:49,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:25:49,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:49,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:49,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:49,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:49,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-13 11:25:49,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:25:49,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 11:25:49,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:49,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:49,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:49,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:49,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:49,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 11:25:49,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:49,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:49,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:49,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:25:49,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:49,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:25:49,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:49,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:49,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:49,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:49,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:49,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:25:49,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:49,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:49,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:49,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:25:49,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:49,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:25:49,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:49,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:49,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:49,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:49,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:49,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 11:25:49,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:49,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:49,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:49,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:49,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:49,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:49,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-13 11:25:49,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 11:25:49,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 305 [2020-10-13 11:25:49,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:49,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:49,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:49,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:49,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:49,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:25:49,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:49,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:49,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:49,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:25:49,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:49,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:25:49,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:49,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:49,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:49,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:49,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:49,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:25:49,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:49,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:49,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:49,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-13 11:25:49,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:49,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 11:25:49,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:49,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:49,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:49,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:49,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:49,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 11:25:49,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:49,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:49,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:49,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:25:49,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:49,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:25:49,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:49,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:49,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:49,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:49,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:49,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:25:49,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:49,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:49,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:49,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:25:49,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:49,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:25:49,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:49,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:49,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:49,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:49,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:49,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-13 11:25:49,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:49,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:49,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:49,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:49,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:49,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:51,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:51,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-13 11:25:51,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:25:51,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1591 [2020-10-13 11:25:51,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:51,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 11:25:51,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-10-13 11:25:51,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:25:51,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:51,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:25:51,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:51,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:51,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:51,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:51,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:51,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:51,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:51,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-10-13 11:25:51,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:25:51,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 523 [2020-10-13 11:25:51,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:51,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 11:25:51,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-13 11:25:51,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:25:51,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:51,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:25:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:51,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:51,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:51,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-13 11:25:51,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:51,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:25:51,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:51,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:51,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:51,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:51,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:51,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:25:51,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:51,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:51,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:51,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:25:51,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:51,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:25:51,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:51,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:51,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:51,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:51,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:51,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 11:25:51,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:51,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:51,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:51,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:25:51,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:51,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:25:51,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:51,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:51,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:51,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:51,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:51,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 11:25:51,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:51,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:51,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:51,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:25:51,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:51,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 11:25:51,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:51,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:25:51,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:51,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 11:25:51,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:52,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 11:25:52,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:52,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:52,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:52,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:25:52,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:52,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:25:52,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:52,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:52,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 11:25:52,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:52,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:52,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 11:25:52,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:52,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:52,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:52,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 11:25:52,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:52,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:25:52,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:52,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:52,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 11:25:52,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:52,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:52,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:25:52,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:25:52,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:25:52,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:25:52,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:25:52,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:25:52,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:25:52,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:25:52,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:25:52,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:25:52,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:25:52,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:25:52,125 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-10-13 11:25:52,125 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1251963463] [2020-10-13 11:25:52,126 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:25:52,126 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 11:25:52,126 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878604672] [2020-10-13 11:25:52,127 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 11:25:52,127 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:25:52,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 11:25:52,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2020-10-13 11:25:52,127 INFO L87 Difference]: Start difference. First operand 588 states and 934 transitions. Second operand 11 states. [2020-10-13 11:25:54,765 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-13 11:25:56,080 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-13 11:25:56,460 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-13 11:25:57,218 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-13 11:25:57,548 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-13 11:25:58,319 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 388