/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/elevator_spec1_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:39:21,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:39:21,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:39:21,779 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:39:21,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:39:21,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:39:21,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:39:21,792 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:39:21,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:39:21,798 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:39:21,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:39:21,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:39:21,800 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:39:21,802 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:39:21,805 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:39:21,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:39:21,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:39:21,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:39:21,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:39:21,818 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:39:21,820 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:39:21,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:39:21,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:39:21,822 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:39:21,839 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:39:21,839 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:39:21,840 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:39:21,841 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:39:21,841 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:39:21,842 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:39:21,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:39:21,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:39:21,846 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:39:21,849 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:39:21,850 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:39:21,851 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:39:21,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:39:21,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:39:21,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:39:21,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:39:21,854 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:39:21,855 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 16:39:21,888 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:39:21,889 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:39:21,891 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:39:21,891 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:39:21,891 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:39:21,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:39:21,892 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:39:21,892 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:39:21,892 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:39:21,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:39:21,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:39:21,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:39:21,894 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:39:21,894 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:39:21,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:39:21,894 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:39:21,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:39:21,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:39:21,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:39:21,895 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:39:21,895 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:39:21,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:39:21,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:39:21,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:39:21,896 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:39:21,896 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:39:21,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:39:21,897 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:39:21,897 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:39:21,897 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 16:39:22,216 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:39:22,229 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:39:22,233 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:39:22,234 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:39:22,235 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:39:22,235 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_product23.cil.c [2020-10-12 16:39:22,296 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e133ee64b/aee6c7390f6140039d277f0515ada7ad/FLAGd51923bd3 [2020-10-12 16:39:23,032 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:39:23,033 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec1_product23.cil.c [2020-10-12 16:39:23,064 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e133ee64b/aee6c7390f6140039d277f0515ada7ad/FLAGd51923bd3 [2020-10-12 16:39:23,159 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e133ee64b/aee6c7390f6140039d277f0515ada7ad [2020-10-12 16:39:23,169 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:39:23,171 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:39:23,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:39:23,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:39:23,178 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:39:23,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:39:23" (1/1) ... [2020-10-12 16:39:23,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a94298b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:39:23, skipping insertion in model container [2020-10-12 16:39:23,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:39:23" (1/1) ... [2020-10-12 16:39:23,191 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:39:23,278 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:39:23,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:39:23,946 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:39:24,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:39:24,180 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:39:24,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:39:24 WrapperNode [2020-10-12 16:39:24,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:39:24,183 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:39:24,183 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:39:24,183 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:39:24,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:39:24" (1/1) ... [2020-10-12 16:39:24,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:39:24" (1/1) ... [2020-10-12 16:39:24,230 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:39:24" (1/1) ... [2020-10-12 16:39:24,230 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:39:24" (1/1) ... [2020-10-12 16:39:24,305 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:39:24" (1/1) ... [2020-10-12 16:39:24,344 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:39:24" (1/1) ... [2020-10-12 16:39:24,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:39:24" (1/1) ... [2020-10-12 16:39:24,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:39:24,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:39:24,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:39:24,395 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:39:24,396 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:39:24" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:39:24,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:39:24,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:39:24,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 16:39:24,495 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-12 16:39:24,495 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-12 16:39:24,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 16:39:24,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 16:39:24,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 16:39:24,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 16:39:24,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 16:39:24,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 16:39:24,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-12 16:39:24,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2020-10-12 16:39:24,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2020-10-12 16:39:24,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2020-10-12 16:39:24,500 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-12 16:39:24,500 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-12 16:39:24,500 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-12 16:39:24,500 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-12 16:39:24,500 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-12 16:39:24,501 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-12 16:39:24,501 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-12 16:39:24,501 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-12 16:39:24,502 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 16:39:24,502 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-12 16:39:24,503 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-12 16:39:24,503 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-12 16:39:24,503 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 16:39:24,503 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-12 16:39:24,503 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 16:39:24,503 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 16:39:24,504 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:39:24,504 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-12 16:39:24,504 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-12 16:39:24,504 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-12 16:39:24,504 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 16:39:24,504 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 16:39:24,505 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 16:39:24,505 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 16:39:24,505 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 16:39:24,505 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-12 16:39:24,505 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-12 16:39:24,505 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-12 16:39:24,506 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-12 16:39:24,506 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-12 16:39:24,506 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-12 16:39:24,506 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-12 16:39:24,506 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-12 16:39:24,506 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-12 16:39:24,507 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-12 16:39:24,507 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-12 16:39:24,507 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-12 16:39:24,508 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-12 16:39:24,508 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-12 16:39:24,508 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-12 16:39:24,508 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-12 16:39:24,509 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2020-10-12 16:39:24,509 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-12 16:39:24,509 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-12 16:39:24,509 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-12 16:39:24,509 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-12 16:39:24,510 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-12 16:39:24,510 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-12 16:39:24,510 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-12 16:39:24,510 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-12 16:39:24,511 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-12 16:39:24,511 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 16:39:24,511 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-12 16:39:24,511 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-12 16:39:24,512 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-12 16:39:24,512 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-12 16:39:24,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 16:39:24,513 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-12 16:39:24,514 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-12 16:39:24,514 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-12 16:39:24,514 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-12 16:39:24,514 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-12 16:39:24,514 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-12 16:39:24,514 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-12 16:39:24,515 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-12 16:39:24,515 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:39:24,515 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 16:39:24,516 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-12 16:39:24,516 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-12 16:39:24,516 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 16:39:24,516 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-12 16:39:24,517 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-12 16:39:24,517 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-12 16:39:24,517 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-12 16:39:24,517 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-12 16:39:24,517 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-12 16:39:24,517 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 16:39:24,518 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 16:39:24,518 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 16:39:24,518 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 16:39:24,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 16:39:24,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 16:39:24,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:39:24,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 16:39:24,519 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 16:39:24,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:39:24,519 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 16:39:24,519 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 16:39:24,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:39:24,519 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 16:39:24,519 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 16:39:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:39:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 16:39:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 16:39:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-12 16:39:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-12 16:39:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-12 16:39:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2020-10-12 16:39:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2020-10-12 16:39:24,521 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2020-10-12 16:39:24,521 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 16:39:24,521 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-12 16:39:24,521 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-12 16:39:24,522 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-12 16:39:24,523 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-12 16:39:24,523 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-12 16:39:24,523 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-12 16:39:24,523 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-12 16:39:24,524 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-12 16:39:24,525 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-12 16:39:24,525 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 16:39:24,525 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-12 16:39:24,528 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-12 16:39:24,529 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-12 16:39:24,529 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 16:39:24,529 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-12 16:39:24,529 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 16:39:24,529 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 16:39:24,530 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 16:39:24,530 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 16:39:24,530 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 16:39:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 16:39:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:39:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-12 16:39:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-12 16:39:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 16:39:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 16:39:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-12 16:39:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-12 16:39:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-12 16:39:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-12 16:39:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-12 16:39:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-12 16:39:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-12 16:39:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-12 16:39:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-12 16:39:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-12 16:39:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-12 16:39:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-12 16:39:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-12 16:39:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-12 16:39:24,539 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-12 16:39:24,539 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-12 16:39:24,539 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-12 16:39:24,539 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-12 16:39:24,539 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-12 16:39:24,539 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2020-10-12 16:39:24,539 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-12 16:39:24,540 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-12 16:39:24,540 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-12 16:39:24,540 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-12 16:39:24,540 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-12 16:39:24,540 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-12 16:39:24,540 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-12 16:39:24,540 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-12 16:39:24,540 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-12 16:39:24,540 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-12 16:39:24,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:39:24,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 16:39:24,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:39:26,810 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:39:26,810 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-12 16:39:26,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:39:26 BoogieIcfgContainer [2020-10-12 16:39:26,823 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:39:26,825 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:39:26,825 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:39:26,828 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:39:26,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:39:23" (1/3) ... [2020-10-12 16:39:26,829 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a7304bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:39:26, skipping insertion in model container [2020-10-12 16:39:26,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:39:24" (2/3) ... [2020-10-12 16:39:26,829 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a7304bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:39:26, skipping insertion in model container [2020-10-12 16:39:26,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:39:26" (3/3) ... [2020-10-12 16:39:26,831 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product23.cil.c [2020-10-12 16:39:26,842 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:39:26,859 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 16:39:26,879 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 16:39:26,919 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:39:26,919 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:39:26,920 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:39:26,920 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:39:26,920 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:39:26,920 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:39:26,920 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:39:26,920 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:39:26,960 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states. [2020-10-12 16:39:26,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-10-12 16:39:26,995 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:39:26,996 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 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] [2020-10-12 16:39:26,997 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:39:27,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:39:27,003 INFO L82 PathProgramCache]: Analyzing trace with hash 253029278, now seen corresponding path program 1 times [2020-10-12 16:39:27,012 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:39:27,013 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1895646895] [2020-10-12 16:39:27,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:39:27,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:27,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:27,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:28,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:28,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:28,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:30,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:30,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:31,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:32,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:32,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 234 [2020-10-12 16:39:32,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-12 16:39:32,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5088 [2020-10-12 16:39:32,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:32,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:39:32,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-12 16:39:32,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:39:32,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-12 16:39:33,611 WARN L193 SmtUtils]: Spent 873.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:39:33,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:39:33,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:33,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:33,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:33,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:39:33,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:33,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-12 16:39:33,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:33,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:39:33,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:33,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:39:33,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:33,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:39:33,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:33,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:33,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:33,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:39:33,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:33,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:39:33,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:33,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:39:33,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:33,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:39:33,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:33,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:39:33,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:33,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:33,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:33,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:39:33,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:33,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:39:33,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:33,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:39:33,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:33,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:39:33,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:33,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:39:33,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:33,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:33,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:33,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:39:33,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:33,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:39:33,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:33,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:39:33,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:33,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:39:33,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:33,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:39:33,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:33,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:33,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:33,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:39:33,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:33,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:39:33,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:33,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:39:33,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:33,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:39:33,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:33,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:39:33,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:33,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:33,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:33,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:39:33,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:33,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:39:33,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:33,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:39:33,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:33,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:39:33,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:33,932 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-12 16:39:33,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:39:33,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:33,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:34,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:34,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:34,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:34,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:34,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:34,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:36,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:37,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:37,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:38,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:38,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 184 [2020-10-12 16:39:38,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-12 16:39:38,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-12 16:39:38,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:38,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:39:38,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-12 16:39:38,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:39:38,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:39,196 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:39:39,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:39:39,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:39,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:39,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:39,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:39,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:39,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:39,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:40,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:40,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 16:39:40,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:39:40,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1451 [2020-10-12 16:39:40,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:40,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:39:40,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:39:40,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:39:40,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-12 16:39:40,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:39:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:40,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:40,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:40,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:40,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:39:40,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:39:40,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 16:39:40,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:40,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:39:40,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:40,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:39:40,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:39:40,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:39:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:40,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:40,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:40,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:40,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:41,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:41,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 16:39:41,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:39:41,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 261 [2020-10-12 16:39:41,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:41,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:39:41,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:39:41,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 16:39:41,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:39:41,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:39:41,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:41,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:41,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:41,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:41,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:39:41,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:39:41,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-12 16:39:41,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:41,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:39:41,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:41,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:39:41,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:41,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:39:41,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:41,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:41,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:41,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:39:41,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:41,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:39:41,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:41,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:39:41,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:41,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:39:41,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:41,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:39:41,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:41,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:41,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:41,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:41,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:41,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:42,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:42,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 16:39:42,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:39:42,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 918 [2020-10-12 16:39:42,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:42,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:39:42,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:39:42,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:39:42,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:42,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:39:42,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:42,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:42,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:42,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:42,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:39:42,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:39:42,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:39:42,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:42,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:39:42,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:39:42,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:39:42,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:42,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:39:42,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:42,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:42,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:42,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:42,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:42,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:42,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 16:39:42,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:39:42,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 237 [2020-10-12 16:39:42,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:42,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:39:42,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:39:42,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 16:39:42,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:42,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:39:42,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:42,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:42,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:42,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:42,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:39:42,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:39:42,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-12 16:39:42,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:42,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:39:42,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:42,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:39:42,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:42,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:39:42,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:42,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:42,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:42,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:39:42,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:42,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:39:42,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:42,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:39:42,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:42,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:39:42,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:39:42,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-12 16:39:42,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:42,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:42,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:42,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:42,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:42,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-12 16:39:42,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:39:42,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 147 [2020-10-12 16:39:42,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:42,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:39:42,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 75 [2020-10-12 16:39:42,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-12 16:39:42,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:42,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:39:42,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:42,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:43,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:43,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-12 16:39:43,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:43,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-12 16:39:43,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:43,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:39:43,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 71 [2020-10-12 16:39:43,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-12 16:39:43,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:43,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:39:43,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:43,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:43,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:43,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:39:43,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:43,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:39:43,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:43,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:39:43,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:43,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:39:43,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:43,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:39:43,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:43,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:43,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:43,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:39:43,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:43,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:39:43,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:43,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:39:43,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:43,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:39:43,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:39:43,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:39:43,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:43,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:43,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:43,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:39:43,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:43,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:39:43,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:43,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:39:43,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:43,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:39:43,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:39:43,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:39:43,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:43,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:43,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:43,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:39:43,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:43,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:39:43,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:43,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:39:43,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:43,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:39:43,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:43,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:39:43,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:43,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:43,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:43,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:39:43,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:43,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:39:43,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:43,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:39:43,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:43,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:39:43,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:43,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:39:43,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:43,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:43,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:43,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:39:43,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:43,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:39:43,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:43,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:39:43,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:43,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:39:43,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:39:43,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:39:43,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:43,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:43,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:43,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:39:43,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:43,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:39:43,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:43,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:39:43,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:43,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:39:43,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:43,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:39:43,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:43,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:43,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:43,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:39:43,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:43,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:39:43,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:43,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:39:43,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:43,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:39:43,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:39:43,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-12 16:39:43,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:43,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:43,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:43,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:39:43,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:43,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:39:43,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:43,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:39:43,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-12 16:39:43,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-12 16:39:43,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:43,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-12 16:39:43,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:43,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:43,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:43,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:39:43,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:43,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:39:43,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:43,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:39:43,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 16:39:43,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:39:43,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:43,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:39:43,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:39:43,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:39:43,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:39:43,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:39:43,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:39:43,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:39:43,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:39:43,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:39:43,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:39:43,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:39:43,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:39:43,412 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-12 16:39:43,412 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1895646895] [2020-10-12 16:39:43,414 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:39:43,414 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2020-10-12 16:39:43,415 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972052697] [2020-10-12 16:39:43,423 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-12 16:39:43,423 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:39:43,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-12 16:39:43,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=537, Unknown=0, NotChecked=0, Total=600 [2020-10-12 16:39:43,440 INFO L87 Difference]: Start difference. First operand 802 states. Second operand 25 states. [2020-10-12 16:39:46,185 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:39:46,969 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-12 16:39:48,048 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:39:48,826 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:39:49,726 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-12 16:39:50,508 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:39:51,437 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:39:52,351 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:39:53,160 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:39:54,083 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:39:55,118 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:39:58,495 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:40:06,670 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-12 16:40:07,923 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:40:13,504 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:40:39,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:40:39,886 INFO L93 Difference]: Finished difference Result 2433 states and 4208 transitions. [2020-10-12 16:40:39,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-10-12 16:40:39,889 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 164 [2020-10-12 16:40:39,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:40:39,933 INFO L225 Difference]: With dead ends: 2433 [2020-10-12 16:40:39,934 INFO L226 Difference]: Without dead ends: 1776 [2020-10-12 16:40:39,946 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 817 ImplicationChecksByTransitivity, 12.0s TimeCoverageRelationStatistics Valid=447, Invalid=3093, Unknown=0, NotChecked=0, Total=3540 [2020-10-12 16:40:39,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1776 states. [2020-10-12 16:40:40,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1776 to 1180. [2020-10-12 16:40:40,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1180 states. [2020-10-12 16:40:40,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1180 states and 1886 transitions. [2020-10-12 16:40:40,444 INFO L78 Accepts]: Start accepts. Automaton has 1180 states and 1886 transitions. Word has length 164 [2020-10-12 16:40:40,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:40:40,445 INFO L479 AbstractCegarLoop]: Abstraction has 1180 states and 1886 transitions. [2020-10-12 16:40:40,445 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-12 16:40:40,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1886 transitions. [2020-10-12 16:40:40,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-10-12 16:40:40,456 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:40:40,456 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 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] [2020-10-12 16:40:40,457 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 16:40:40,457 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:40:40,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:40:40,458 INFO L82 PathProgramCache]: Analyzing trace with hash -1455253617, now seen corresponding path program 1 times [2020-10-12 16:40:40,458 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:40:40,458 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1104696663] [2020-10-12 16:40:40,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:40:40,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:40,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:40,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:40,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:40,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:40,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:41,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:41,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:41,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:41,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:45,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:45,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 238 [2020-10-12 16:40:45,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-12 16:40:45,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5040 [2020-10-12 16:40:45,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:45,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:40:45,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-10-12 16:40:45,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:40:45,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:46,387 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:40:46,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:40:46,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:46,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:46,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:46,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:40:46,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:46,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-12 16:40:46,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:46,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:46,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:46,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:46,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:46,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:40:46,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:46,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:46,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:46,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:40:46,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:46,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:40:46,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:46,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:46,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:46,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:46,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:46,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:40:46,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:46,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:46,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:46,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:40:46,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:46,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:40:46,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:46,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:46,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:46,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:46,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:46,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:40:46,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:46,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:46,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:46,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:40:46,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:46,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:40:46,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:46,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:46,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:46,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:46,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:46,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:40:46,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:46,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:46,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:46,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:40:46,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:46,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:40:46,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:46,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:46,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:46,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:46,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:46,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:40:46,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:46,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:46,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:46,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:40:46,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:46,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:40:46,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:46,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:46,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:46,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:46,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:46,670 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-12 16:40:46,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:40:46,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:46,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:46,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:46,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:46,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:47,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:47,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:47,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:49,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:49,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:49,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:51,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:51,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 188 [2020-10-12 16:40:51,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-12 16:40:51,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-12 16:40:51,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:51,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:40:51,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-12 16:40:51,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:40:51,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:51,838 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:40:51,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:40:51,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:51,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:51,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:51,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:51,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:51,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:51,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:52,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:52,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-12 16:40:52,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:40:52,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 862 [2020-10-12 16:40:52,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:52,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:40:52,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:40:52,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:40:52,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:40:52,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:40:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:52,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:52,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:52,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:52,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:40:52,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:40:52,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:40:52,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:52,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:40:52,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:40:52,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:40:52,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:52,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:40:52,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:52,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:52,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:52,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:52,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:52,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:52,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 16:40:52,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:40:52,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 157 [2020-10-12 16:40:52,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:52,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:40:52,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:40:52,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 16:40:52,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:40:53,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:40:53,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:53,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:53,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:53,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:53,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:40:53,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:40:53,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-12 16:40:53,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:53,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:40:53,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:53,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:40:53,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:53,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:40:53,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:53,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:53,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:53,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:40:53,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:53,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:40:53,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:53,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:40:53,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:53,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:40:53,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:40:53,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-12 16:40:53,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:53,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:53,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:53,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:53,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:53,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:53,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:53,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-12 16:40:53,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:40:53,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 609 [2020-10-12 16:40:53,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:53,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:40:53,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:40:53,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:40:53,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:53,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:40:53,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:53,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:53,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:53,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:53,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:40:53,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:40:53,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:40:53,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:53,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:40:53,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:40:53,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:40:53,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:40:53,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:40:53,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:53,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:53,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:53,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:53,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:54,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:54,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 16:40:54,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:40:54,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 157 [2020-10-12 16:40:54,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:54,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:40:54,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:40:54,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 16:40:54,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:54,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:40:54,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:54,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:54,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:54,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:54,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:40:54,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:40:54,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-12 16:40:54,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:54,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:40:54,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:54,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:40:54,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:54,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:40:54,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:54,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:54,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:54,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:40:54,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:54,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:40:54,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:54,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:40:54,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:54,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:40:54,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:54,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-12 16:40:54,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:54,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:54,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:54,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-12 16:40:54,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:54,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-12 16:40:54,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:54,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:54,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-12 16:40:54,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:54,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:54,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:40:54,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:54,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:54,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:54,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-12 16:40:54,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:54,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 16:40:54,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:54,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:54,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:54,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:54,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:54,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:40:54,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:54,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:54,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:54,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:40:54,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:54,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:40:54,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:54,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:54,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:54,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:54,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:54,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:40:54,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:54,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:54,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:54,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:40:54,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:54,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:40:54,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:54,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:54,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:54,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:54,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:54,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:40:54,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:54,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:54,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:54,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:40:54,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:54,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:40:54,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:54,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:54,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:54,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:54,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:40:54,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:40:54,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:54,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:54,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:54,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:40:54,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:54,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:40:54,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:54,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:54,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:54,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:54,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:54,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:40:54,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:54,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:54,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:54,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:40:54,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:54,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 16:40:54,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:54,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:54,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:54,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:54,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:54,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:40:54,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:54,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:54,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:54,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:40:54,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:54,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:40:54,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:54,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:54,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:54,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:54,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:54,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:40:54,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:54,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:54,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:54,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:40:54,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:54,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:40:54,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:54,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:54,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:54,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:54,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:40:54,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:40:54,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:54,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:54,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:54,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:40:54,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:54,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:40:54,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:54,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:54,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:54,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:54,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:54,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-12 16:40:54,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:54,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:54,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:54,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:40:54,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:54,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:40:54,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:54,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:54,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:54,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:54,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:40:54,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-12 16:40:54,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:54,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:54,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:54,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:40:54,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:54,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:40:54,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:54,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:54,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:54,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:54,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:54,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:40:54,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:40:54,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:40:54,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:40:54,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:40:54,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:40:54,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:40:54,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:40:54,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:40:54,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:40:54,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:40:54,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:40:54,519 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-12 16:40:54,520 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1104696663] [2020-10-12 16:40:54,520 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:40:54,520 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-12 16:40:54,520 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883465628] [2020-10-12 16:40:54,522 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-12 16:40:54,522 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:40:54,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-12 16:40:54,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2020-10-12 16:40:54,523 INFO L87 Difference]: Start difference. First operand 1180 states and 1886 transitions. Second operand 21 states. [2020-10-12 16:40:56,655 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:40:57,441 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:40:58,402 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:40:59,207 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:41:00,154 WARN L193 SmtUtils]: Spent 783.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:41:01,053 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:41:01,934 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:41:02,722 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:41:03,628 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:41:04,580 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:41:07,559 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:41:30,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:41:30,267 INFO L93 Difference]: Finished difference Result 2880 states and 4859 transitions. [2020-10-12 16:41:30,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-12 16:41:30,271 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 168 [2020-10-12 16:41:30,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:41:30,286 INFO L225 Difference]: With dead ends: 2880 [2020-10-12 16:41:30,287 INFO L226 Difference]: Without dead ends: 1728 [2020-10-12 16:41:30,295 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 379 ImplicationChecksByTransitivity, 9.7s TimeCoverageRelationStatistics Valid=292, Invalid=1600, Unknown=0, NotChecked=0, Total=1892 [2020-10-12 16:41:30,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1728 states. [2020-10-12 16:41:30,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1728 to 1180. [2020-10-12 16:41:30,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1180 states. [2020-10-12 16:41:30,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1180 states and 1885 transitions. [2020-10-12 16:41:30,616 INFO L78 Accepts]: Start accepts. Automaton has 1180 states and 1885 transitions. Word has length 168 [2020-10-12 16:41:30,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:41:30,617 INFO L479 AbstractCegarLoop]: Abstraction has 1180 states and 1885 transitions. [2020-10-12 16:41:30,617 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-12 16:41:30,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1885 transitions. [2020-10-12 16:41:30,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-10-12 16:41:30,623 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:41:30,623 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 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] [2020-10-12 16:41:30,623 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 16:41:30,623 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:41:30,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:41:30,624 INFO L82 PathProgramCache]: Analyzing trace with hash 1896519639, now seen corresponding path program 1 times [2020-10-12 16:41:30,624 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:41:30,624 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [125564326] [2020-10-12 16:41:30,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:41:30,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:30,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:30,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:30,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:31,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:31,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:31,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:31,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:35,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:35,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-12 16:41:35,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 16:41:35,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-12 16:41:35,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:35,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:41:35,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-12 16:41:35,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:41:35,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:36,612 WARN L193 SmtUtils]: Spent 831.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:41:36,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:41:36,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:36,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:36,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:36,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:41:36,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:41:36,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-12 16:41:36,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:36,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:41:36,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:36,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:41:36,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:36,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:41:36,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:36,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:36,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:36,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:41:36,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:41:36,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:41:36,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:36,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:41:36,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:36,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:41:36,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:36,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:41:36,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:36,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:36,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:36,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:41:36,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:41:36,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:41:36,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:36,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:41:36,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:36,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:41:36,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:36,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:41:36,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:36,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:36,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:36,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:41:36,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:41:36,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:41:36,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:36,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:41:36,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:36,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:41:36,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:36,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:41:36,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:36,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:36,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:36,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:41:36,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:41:36,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:41:36,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:36,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:41:36,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:36,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:41:36,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:36,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:41:36,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:36,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:36,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:36,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:41:36,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:41:36,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:41:36,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:36,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:41:36,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:36,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:41:36,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:36,887 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-12 16:41:36,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:41:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:36,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:36,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:36,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:37,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:37,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:37,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:39,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:39,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:39,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:41,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:41,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 190 [2020-10-12 16:41:41,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-12 16:41:41,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-12 16:41:41,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:41,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:41:41,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 16:41:41,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:41:41,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:42,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:41:42,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:42,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:42,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:42,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:42,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:42,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:42,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:42,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 16:41:42,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:41:42,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 674 [2020-10-12 16:41:42,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:42,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:41:42,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-12 16:41:42,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:41:42,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:42,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:41:42,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:42,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:42,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:42,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:42,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:41:42,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:41:42,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:41:42,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:42,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:41:42,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:42,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:41:42,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:42,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:41:42,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:42,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:42,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:42,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:42,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:42,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:42,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 16:41:42,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:41:42,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-12 16:41:42,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:42,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:41:42,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:41:42,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 16:41:42,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:42,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:41:42,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:42,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:42,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:42,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:42,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:41:42,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:41:42,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 16:41:42,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:42,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:41:42,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:42,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:41:42,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:43,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:41:43,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:43,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:43,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:41:43,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:41:43,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:41:43,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:43,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:41:43,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:43,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:41:43,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:43,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 16:41:43,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:43,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:43,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 16:41:43,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:41:43,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 333 [2020-10-12 16:41:43,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:43,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:41:43,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-12 16:41:43,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:41:43,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:43,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:41:43,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:43,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:43,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:41:43,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:41:43,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:41:43,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:43,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:41:43,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:43,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:41:43,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:43,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:41:43,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:43,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:43,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 16:41:43,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:41:43,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-12 16:41:43,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:43,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:41:43,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:41:43,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 16:41:43,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:43,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:41:43,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:43,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:43,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:41:43,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:41:43,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-12 16:41:43,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:43,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:41:43,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:43,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:41:43,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:43,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:41:43,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:43,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:43,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:41:43,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:41:43,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:41:43,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:43,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:41:43,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:43,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:41:43,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:43,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-12 16:41:43,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:43,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:43,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-12 16:41:43,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:41:43,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-12 16:41:43,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:43,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:41:43,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-12 16:41:43,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:41:43,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:43,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:41:43,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:43,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:43,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-12 16:41:43,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:41:43,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:41:43,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:43,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:41:43,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:43,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:41:43,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:43,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:41:43,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:43,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:43,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:41:43,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:41:43,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:41:43,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:43,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:41:43,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:43,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:41:43,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:43,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:41:43,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:43,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:43,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:41:43,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:41:43,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:41:43,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:43,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:41:43,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:43,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:41:43,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:43,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:41:43,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:43,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:43,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:41:43,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:41:43,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:41:43,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:43,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:41:43,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:43,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:41:43,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:43,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:41:43,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:43,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:43,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:41:43,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:41:43,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:41:43,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:43,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:41:43,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:43,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:41:43,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:43,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:41:43,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:43,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:43,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:41:43,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:41:43,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:41:43,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:43,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:41:43,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:43,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:41:43,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:43,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:41:43,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:43,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:43,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:41:43,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:41:43,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:41:43,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:43,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:41:43,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:43,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:41:43,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:43,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:41:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:43,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:43,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:41:43,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:41:43,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:41:43,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:43,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:41:43,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:43,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:41:43,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:43,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:41:43,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:43,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:43,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:41:43,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:41:43,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:41:43,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:43,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:41:43,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:43,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:41:43,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:43,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-12 16:41:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:43,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:43,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:41:43,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:41:43,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:41:43,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:43,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:41:43,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:43,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:41:43,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:43,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-12 16:41:43,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:43,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:43,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:41:43,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:41:43,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:41:43,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:43,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:41:43,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:43,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:41:43,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:43,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:41:43,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:41:43,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:41:43,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:41:43,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:41:43,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:41:43,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:41:43,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:41:43,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:41:43,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:41:43,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:41:43,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:41:43,958 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-10-12 16:41:43,958 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [125564326] [2020-10-12 16:41:43,959 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:41:43,959 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-12 16:41:43,959 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056927426] [2020-10-12 16:41:43,960 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-12 16:41:43,960 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:41:43,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-12 16:41:43,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2020-10-12 16:41:43,961 INFO L87 Difference]: Start difference. First operand 1180 states and 1885 transitions. Second operand 22 states. [2020-10-12 16:41:46,227 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:41:47,053 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:41:47,847 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:41:48,663 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:41:49,437 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:41:50,344 WARN L193 SmtUtils]: Spent 770.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-12 16:41:51,111 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:41:51,998 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:41:52,906 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:41:53,694 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:41:54,607 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:41:55,559 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:41:58,339 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:41:59,124 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:42:00,520 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:42:22,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:42:22,024 INFO L93 Difference]: Finished difference Result 2908 states and 4926 transitions. [2020-10-12 16:42:22,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-10-12 16:42:22,025 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 170 [2020-10-12 16:42:22,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:42:22,043 INFO L225 Difference]: With dead ends: 2908 [2020-10-12 16:42:22,043 INFO L226 Difference]: Without dead ends: 1760 [2020-10-12 16:42:22,051 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 843 ImplicationChecksByTransitivity, 13.0s TimeCoverageRelationStatistics Valid=440, Invalid=2866, Unknown=0, NotChecked=0, Total=3306 [2020-10-12 16:42:22,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1760 states. [2020-10-12 16:42:22,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1760 to 1191. [2020-10-12 16:42:22,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1191 states. [2020-10-12 16:42:22,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 1191 states and 1904 transitions. [2020-10-12 16:42:22,324 INFO L78 Accepts]: Start accepts. Automaton has 1191 states and 1904 transitions. Word has length 170 [2020-10-12 16:42:22,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:42:22,325 INFO L479 AbstractCegarLoop]: Abstraction has 1191 states and 1904 transitions. [2020-10-12 16:42:22,325 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-12 16:42:22,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1904 transitions. [2020-10-12 16:42:22,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-10-12 16:42:22,330 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:42:22,330 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-12 16:42:22,330 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 16:42:22,331 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:42:22,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:42:22,331 INFO L82 PathProgramCache]: Analyzing trace with hash -848741617, now seen corresponding path program 1 times [2020-10-12 16:42:22,331 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:42:22,331 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1027581422] [2020-10-12 16:42:22,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:42:22,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:22,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:22,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:22,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:22,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:22,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:22,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:22,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:23,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:24,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:27,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:27,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 242 [2020-10-12 16:42:27,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-12 16:42:27,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5035 [2020-10-12 16:42:27,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:27,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:42:27,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 97 [2020-10-12 16:42:27,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:42:27,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:28,214 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:42:28,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:42:28,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:28,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:28,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:28,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:42:28,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:28,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 16:42:28,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:28,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:42:28,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:28,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:42:28,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:28,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:42:28,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:28,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:28,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:28,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:42:28,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:28,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:42:28,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:28,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:42:28,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:28,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:42:28,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:28,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:42:28,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:28,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:28,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:28,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:42:28,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:28,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:42:28,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:28,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:42:28,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:28,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:42:28,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:28,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:42:28,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:28,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:28,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:28,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:42:28,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:28,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:42:28,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:28,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:42:28,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:28,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:42:28,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:28,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:42:28,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:28,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:28,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:28,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:42:28,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:28,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:42:28,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:28,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:42:28,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:28,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:42:28,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:28,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:42:28,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:28,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:28,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:28,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:42:28,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:28,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:42:28,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:28,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:42:28,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:28,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:42:28,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:28,471 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-12 16:42:28,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:42:28,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:28,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:28,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:28,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:28,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:28,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:28,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:28,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:28,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:32,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:32,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:32,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:33,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:33,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-10-12 16:42:33,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-12 16:42:33,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-12 16:42:33,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:33,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:42:33,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-12 16:42:33,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:42:33,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:33,639 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:42:33,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:42:33,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:33,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:33,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:33,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:33,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:33,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:33,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:34,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:34,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-12 16:42:34,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:42:34,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 508 [2020-10-12 16:42:34,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:34,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:42:34,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-12 16:42:34,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:42:34,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:34,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:42:34,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:34,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:34,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:34,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:34,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 16:42:34,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:42:34,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:42:34,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:34,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:42:34,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:34,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:42:34,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:34,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 16:42:34,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:34,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:34,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:34,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:34,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:34,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:34,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 16:42:34,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:42:34,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-12 16:42:34,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:34,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:42:34,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:42:34,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 16:42:34,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:34,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:42:34,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:34,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:34,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:34,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:34,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:42:34,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:42:34,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 16:42:34,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:34,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:42:34,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:34,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:42:34,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:34,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:42:34,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:34,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:34,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:34,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:42:34,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:34,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:42:34,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:34,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:42:34,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:34,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:42:34,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:34,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-12 16:42:34,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:34,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:34,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:34,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:34,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:34,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:34,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:34,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:34,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-12 16:42:34,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:42:34,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 495 [2020-10-12 16:42:34,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:34,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:42:34,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-12 16:42:34,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 16:42:34,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:35,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:42:35,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:35,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:35,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:35,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:35,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:35,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-12 16:42:35,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:42:35,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:42:35,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:35,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:42:35,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:35,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 16:42:35,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:35,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 16:42:35,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:35,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:35,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:35,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:35,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:35,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:35,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 16:42:35,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:42:35,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-12 16:42:35,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:35,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:42:35,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:42:35,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 16:42:35,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:35,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:42:35,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:35,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:35,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:35,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:35,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:42:35,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:42:35,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 16:42:35,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:35,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:42:35,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:35,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:42:35,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:35,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:42:35,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:35,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:35,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:35,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:42:35,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:35,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:42:35,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:35,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:42:35,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:35,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:42:35,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:35,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-12 16:42:35,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:35,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:35,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:35,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-12 16:42:35,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:35,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 16:42:35,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:35,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:42:35,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-12 16:42:35,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:42:35,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:35,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:42:35,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:35,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:35,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:35,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-12 16:42:35,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:35,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 16:42:35,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:35,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:42:35,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:35,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:42:35,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:35,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:42:35,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:35,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:35,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:35,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:42:35,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:35,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:42:35,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:35,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:42:35,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:35,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:42:35,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:35,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:42:35,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:35,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:35,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:35,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:42:35,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:35,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:42:35,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:35,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:42:35,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:35,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:42:35,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:35,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:42:35,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:35,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:35,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:35,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:42:35,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:35,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:42:35,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:35,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:42:35,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:35,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:42:35,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:35,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:42:35,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:35,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:35,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:35,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:42:35,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:35,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:42:35,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:35,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:42:35,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:35,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:42:35,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:35,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:42:35,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:35,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:35,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:35,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:42:35,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:35,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:42:35,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:35,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:42:35,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:35,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:42:35,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:35,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:42:35,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:35,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:35,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:35,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:42:35,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:35,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:42:35,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:35,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:42:35,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:35,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:42:35,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:35,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:42:35,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:35,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:35,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:35,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:42:35,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:35,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:42:35,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:35,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:42:35,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:35,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:42:35,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:35,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:42:35,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:35,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:35,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:35,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:42:35,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:35,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:42:35,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:35,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:42:35,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:35,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:42:35,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:35,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-12 16:42:35,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:35,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:35,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:35,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:42:35,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:35,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:42:35,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:35,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:42:35,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:35,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:42:35,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:35,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-12 16:42:35,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:35,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:35,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:35,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:42:35,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:35,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:42:35,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:35,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:42:35,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:35,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:42:35,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:35,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:42:35,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:42:35,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:42:35,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:42:35,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:42:35,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:42:35,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:42:35,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:42:35,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:42:35,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:42:35,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:42:35,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:42:35,488 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-10-12 16:42:35,488 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1027581422] [2020-10-12 16:42:35,488 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:42:35,489 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-12 16:42:35,489 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476078803] [2020-10-12 16:42:35,489 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-12 16:42:35,489 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:42:35,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-12 16:42:35,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2020-10-12 16:42:35,490 INFO L87 Difference]: Start difference. First operand 1191 states and 1904 transitions. Second operand 20 states. [2020-10-12 16:42:37,856 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:42:38,719 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:42:39,520 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:42:40,282 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:42:41,075 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:42:41,974 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-12 16:42:42,746 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:42:43,678 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:42:44,608 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:42:45,404 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:42:46,303 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:42:47,298 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:42:50,566 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:42:51,365 WARN L193 SmtUtils]: Spent 753.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:42:52,724 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 127