/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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=DEEPEST --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 language data_model -i ../../../trunk/examples/svcomp/product-lines/elevator_spec1_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 20:51:20,111 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 20:51:20,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 20:51:20,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 20:51:20,177 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 20:51:20,184 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 20:51:20,186 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 20:51:20,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 20:51:20,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 20:51:20,201 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 20:51:20,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 20:51:20,204 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 20:51:20,204 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 20:51:20,208 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 20:51:20,210 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 20:51:20,212 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 20:51:20,214 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 20:51:20,218 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 20:51:20,227 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 20:51:20,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 20:51:20,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 20:51:20,239 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 20:51:20,241 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 20:51:20,244 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 20:51:20,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 20:51:20,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 20:51:20,256 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 20:51:20,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 20:51:20,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 20:51:20,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 20:51:20,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 20:51:20,262 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 20:51:20,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 20:51:20,265 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 20:51:20,266 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 20:51:20,267 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 20:51:20,267 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 20:51:20,268 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 20:51:20,268 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 20:51:20,269 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 20:51:20,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 20:51:20,278 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 [2020-10-27 20:51:20,374 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 20:51:20,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 20:51:20,383 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 20:51:20,383 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 20:51:20,384 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 20:51:20,384 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 20:51:20,384 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 20:51:20,384 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 20:51:20,384 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 20:51:20,385 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 20:51:20,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 20:51:20,386 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 20:51:20,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 20:51:20,387 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 20:51:20,387 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 20:51:20,387 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 20:51:20,387 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 20:51:20,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 20:51:20,388 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 20:51:20,388 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 20:51:20,388 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 20:51:20,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 20:51:20,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 20:51:20,389 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 20:51:20,389 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 20:51:20,389 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 20:51:20,389 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 20:51:20,389 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 20:51:20,389 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 20:51:20,390 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 20:51:20,844 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 20:51:20,873 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 20:51:20,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 20:51:20,878 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 20:51:20,879 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 20:51:20,880 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_product23.cil.c [2020-10-27 20:51:20,970 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/916768eab/9bf78facc11d499cac88fe49982ada09/FLAGa5fbff326 [2020-10-27 20:51:21,849 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 20:51:21,851 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec1_product23.cil.c [2020-10-27 20:51:21,895 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/916768eab/9bf78facc11d499cac88fe49982ada09/FLAGa5fbff326 [2020-10-27 20:51:21,997 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/916768eab/9bf78facc11d499cac88fe49982ada09 [2020-10-27 20:51:22,002 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 20:51:22,012 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 20:51:22,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 20:51:22,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 20:51:22,022 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 20:51:22,023 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:51:21" (1/1) ... [2020-10-27 20:51:22,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6561b91c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:51:22, skipping insertion in model container [2020-10-27 20:51:22,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:51:21" (1/1) ... [2020-10-27 20:51:22,039 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 20:51:22,141 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 20:51:22,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:51:22,956 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 20:51:23,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:51:23,325 INFO L208 MainTranslator]: Completed translation [2020-10-27 20:51:23,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:51:23 WrapperNode [2020-10-27 20:51:23,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 20:51:23,327 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 20:51:23,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 20:51:23,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 20:51:23,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:51:23" (1/1) ... [2020-10-27 20:51:23,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:51:23" (1/1) ... [2020-10-27 20:51:23,380 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:51:23" (1/1) ... [2020-10-27 20:51:23,381 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:51:23" (1/1) ... [2020-10-27 20:51:23,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:51:23" (1/1) ... [2020-10-27 20:51:23,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:51:23" (1/1) ... [2020-10-27 20:51:23,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:51:23" (1/1) ... [2020-10-27 20:51:23,593 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 20:51:23,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 20:51:23,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 20:51:23,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 20:51:23,599 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:51:23" (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 [2020-10-27 20:51:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 20:51:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 20:51:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 20:51:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 20:51:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 20:51:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 20:51:23,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 20:51:23,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 20:51:23,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 20:51:23,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 20:51:23,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 20:51:23,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 20:51:23,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-27 20:51:23,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2020-10-27 20:51:23,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2020-10-27 20:51:23,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2020-10-27 20:51:23,680 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 20:51:23,680 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 20:51:23,680 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 20:51:23,680 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 20:51:23,681 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 20:51:23,681 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 20:51:23,681 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 20:51:23,681 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 20:51:23,681 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 20:51:23,681 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 20:51:23,682 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 20:51:23,682 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 20:51:23,682 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 20:51:23,682 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 20:51:23,682 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 20:51:23,682 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 20:51:23,682 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 20:51:23,683 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 20:51:23,683 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 20:51:23,683 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 20:51:23,683 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 20:51:23,683 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 20:51:23,683 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 20:51:23,684 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 20:51:23,684 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 20:51:23,684 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 20:51:23,684 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 20:51:23,684 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 20:51:23,684 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-27 20:51:23,685 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 20:51:23,685 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 20:51:23,685 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 20:51:23,685 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 20:51:23,685 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 20:51:23,685 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 20:51:23,685 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 20:51:23,686 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 20:51:23,686 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 20:51:23,686 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 20:51:23,686 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 20:51:23,686 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 20:51:23,686 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2020-10-27 20:51:23,686 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-27 20:51:23,687 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 20:51:23,687 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 20:51:23,687 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 20:51:23,687 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-27 20:51:23,687 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-27 20:51:23,687 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 20:51:23,688 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 20:51:23,688 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 20:51:23,688 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 20:51:23,688 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 20:51:23,688 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 20:51:23,688 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-27 20:51:23,688 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-27 20:51:23,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 20:51:23,689 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 20:51:23,689 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 20:51:23,689 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 20:51:23,689 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 20:51:23,689 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 20:51:23,689 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 20:51:23,690 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 20:51:23,690 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 20:51:23,690 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 20:51:23,690 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 20:51:23,690 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 20:51:23,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 20:51:23,691 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 20:51:23,691 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 20:51:23,691 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 20:51:23,691 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 20:51:23,691 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 20:51:23,691 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 20:51:23,691 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 20:51:23,692 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 20:51:23,692 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 20:51:23,692 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 20:51:23,692 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 20:51:23,692 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 20:51:23,692 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 20:51:23,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 20:51:23,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 20:51:23,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 20:51:23,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 20:51:23,693 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 20:51:23,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 20:51:23,693 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 20:51:23,693 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 20:51:23,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 20:51:23,694 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 20:51:23,694 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 20:51:23,694 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 20:51:23,694 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 20:51:23,694 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 20:51:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 20:51:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-27 20:51:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2020-10-27 20:51:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2020-10-27 20:51:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2020-10-27 20:51:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 20:51:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 20:51:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 20:51:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 20:51:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 20:51:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 20:51:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 20:51:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 20:51:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 20:51:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 20:51:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 20:51:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 20:51:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 20:51:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 20:51:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 20:51:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 20:51:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 20:51:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 20:51:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 20:51:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 20:51:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 20:51:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 20:51:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 20:51:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 20:51:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 20:51:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 20:51:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 20:51:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 20:51:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 20:51:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 20:51:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 20:51:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 20:51:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 20:51:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 20:51:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 20:51:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 20:51:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 20:51:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-27 20:51:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-27 20:51:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-27 20:51:23,702 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 20:51:23,702 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 20:51:23,702 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 20:51:23,702 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 20:51:23,702 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 20:51:23,702 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 20:51:23,702 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2020-10-27 20:51:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-27 20:51:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 20:51:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 20:51:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-27 20:51:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-27 20:51:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 20:51:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 20:51:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 20:51:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 20:51:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 20:51:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 20:51:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 20:51:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 20:51:26,331 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 20:51:26,331 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 20:51:26,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:51:26 BoogieIcfgContainer [2020-10-27 20:51:26,336 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 20:51:26,339 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 20:51:26,339 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 20:51:26,343 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 20:51:26,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 08:51:21" (1/3) ... [2020-10-27 20:51:26,346 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1414e29b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:51:26, skipping insertion in model container [2020-10-27 20:51:26,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:51:23" (2/3) ... [2020-10-27 20:51:26,346 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1414e29b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:51:26, skipping insertion in model container [2020-10-27 20:51:26,347 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:51:26" (3/3) ... [2020-10-27 20:51:26,348 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product23.cil.c [2020-10-27 20:51:26,362 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 20:51:26,369 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 20:51:26,384 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 20:51:26,431 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 20:51:26,431 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 20:51:26,431 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 20:51:26,431 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 20:51:26,431 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 20:51:26,432 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 20:51:26,432 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 20:51:26,432 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 20:51:26,483 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states. [2020-10-27 20:51:26,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-27 20:51:26,521 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:51:26,522 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, 1] [2020-10-27 20:51:26,523 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:51:26,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:51:26,529 INFO L82 PathProgramCache]: Analyzing trace with hash 758978345, now seen corresponding path program 1 times [2020-10-27 20:51:26,537 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:51:26,537 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1521189614] [2020-10-27 20:51:26,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:51:27,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:27,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:27,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:27,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:28,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:28,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:28,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:29,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:29,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:32,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:32,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 237 [2020-10-27 20:51:32,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 20:51:32,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5046 [2020-10-27 20:51:32,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:32,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:32,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-27 20:51:32,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:51:32,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 20:51:33,330 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 20:51:33,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:51:33,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:33,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:33,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:33,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:51:33,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:33,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-27 20:51:33,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:33,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:33,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:33,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:33,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:33,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:51:33,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:33,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:33,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:33,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:51:33,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:33,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:51:33,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:33,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:33,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:33,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:33,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:51:33,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:51:33,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:33,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:33,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:33,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:51:33,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:33,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 20:51:33,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:33,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:33,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:33,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:33,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-27 20:51:33,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:51:33,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:33,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:33,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:33,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:51:33,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:33,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:51:33,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:33,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:33,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:33,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:33,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 20:51:33,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:51:33,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:33,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:33,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:33,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:51:33,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:33,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:33,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:33,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:33,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:33,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:33,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:33,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 20:51:33,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:33,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:33,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:33,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:51:33,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:33,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:51:33,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:33,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:33,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:33,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:33,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:33,877 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 20:51:33,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:51:33,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:33,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:33,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:34,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:34,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:34,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:34,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:34,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:34,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:37,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:37,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:38,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:38,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 184 [2020-10-27 20:51:38,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 20:51:38,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 20:51:38,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:38,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:38,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-27 20:51:38,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:51:38,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:39,122 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 20:51:39,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:51:39,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:39,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:39,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:39,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:39,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:39,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:39,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:40,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:40,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 20:51:40,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:51:40,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1480 [2020-10-27 20:51:40,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:40,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:40,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 20:51:40,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:51:40,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:40,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:40,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:40,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:40,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:40,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:40,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:51:40,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:51:40,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:51:40,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:40,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:40,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:51:40,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:51:40,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:40,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 20:51:40,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:40,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:40,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:40,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 20:51:40,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:40,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 20:51:40,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:40,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:40,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:51:40,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 20:51:40,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:40,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 20:51:40,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:40,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:40,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:40,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:51:40,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:40,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 20:51:40,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:40,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:51:40,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:40,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:51:40,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:40,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:40,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:40,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:40,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:40,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:51:40,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:40,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:40,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:40,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:40,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:40,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:40,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 20:51:40,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:51:40,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:40,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:40,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:40,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:40,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:40,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:41,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:41,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 20:51:41,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:51:41,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 849 [2020-10-27 20:51:41,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:41,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:41,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 20:51:41,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:51:41,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:41,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:41,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:41,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:41,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:41,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:41,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:51:41,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:51:41,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:51:41,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:41,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:41,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:51:41,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:51:41,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:41,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 20:51:41,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:41,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:41,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:41,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 20:51:41,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:41,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 20:51:41,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:41,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:41,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:51:41,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 20:51:41,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:41,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 20:51:41,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:41,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:41,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:41,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:51:41,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:41,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 20:51:41,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:41,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:51:41,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:41,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:51:41,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:51:41,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:41,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:41,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:41,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:41,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:51:41,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:41,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:41,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:41,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:41,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:41,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:41,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:41,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-27 20:51:41,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:41,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:41,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:42,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:42,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:46,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:46,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-27 20:51:46,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 20:51:46,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 20:51:46,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:46,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:46,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-27 20:51:46,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:46,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:46,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:46,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:46,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:46,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:46,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:47,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:50,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:50,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-27 20:51:50,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 20:51:50,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4001 [2020-10-27 20:51:50,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:50,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 20:51:50,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-27 20:51:50,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 20:51:50,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:50,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:50,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:50,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:50,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:50,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:51:50,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:50,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:51:50,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:50,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:50,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:50,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:50,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:51,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:51,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:51,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:51,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:51,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:51:51,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:51,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:51,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:51,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:51,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:51,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:51,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:51,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:51,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:51,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:51,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:51,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:51:51,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:51,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:51,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:51,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:51,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:51,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:51,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:51,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:51:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:51,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:51,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:51,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:51:51,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:51,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:51,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:51,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:51,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:51,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:51,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:51,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:51:51,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:51,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:51,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:51,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:51:51,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:51,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:51:51,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:51,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:51,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:51,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:51,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:51,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:51,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:51,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:51,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:51,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:51:51,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:51,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:51,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:51,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:51,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:51,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:51,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:51,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:51,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:51,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:51,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:51,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:51:51,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:51,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:51,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:51,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:51,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:51,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:51,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:51,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:51:51,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:51,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:51,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:51,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:51:51,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:51,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:51:51,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:51,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:51,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:51,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:51,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:51,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 20:51:51,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:51,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:51,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:51,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:51:51,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:51,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:51:51,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:51,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:51,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:51,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:51:51,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:51,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 20:51:51,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:51,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:51,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:51,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 20:51:51,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:51,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 20:51:51,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:51,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 20:51:51,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 20:51:51,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 20:51:51,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:51,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:51,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:51,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:51,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:51,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:51:51,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:51,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 20:51:51,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:51,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:51,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:51,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 20:51:51,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:51:51,509 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-27 20:51:51,509 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1521189614] [2020-10-27 20:51:51,511 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:51:51,512 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 20:51:51,512 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401122123] [2020-10-27 20:51:51,517 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 20:51:51,518 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:51:51,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 20:51:51,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306 [2020-10-27 20:51:51,534 INFO L87 Difference]: Start difference. First operand 806 states. Second operand 18 states. [2020-10-27 20:51:53,663 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 20:51:55,469 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 20:51:56,677 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 20:51:58,100 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 20:52:02,395 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 20:52:02,852 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 20:52:08,714 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-27 20:52:09,103 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-27 20:52:09,299 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-27 20:52:10,772 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 20:52:11,940 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 20:52:13,271 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 20:52:14,435 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 20:52:16,918 WARN L193 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 417 DAG size of output: 414 [2020-10-27 20:52:19,323 WARN L193 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 417 DAG size of output: 414 [2020-10-27 20:52:24,962 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 20:52:27,586 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 20:52:37,424 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 20:52:38,637 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 20:52:39,821 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 20:52:48,856 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 20:53:24,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:53:24,034 INFO L93 Difference]: Finished difference Result 3834 states and 6749 transitions. [2020-10-27 20:53:24,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2020-10-27 20:53:24,037 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 165 [2020-10-27 20:53:24,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:53:24,116 INFO L225 Difference]: With dead ends: 3834 [2020-10-27 20:53:24,116 INFO L226 Difference]: Without dead ends: 3148 [2020-10-27 20:53:24,136 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1288 ImplicationChecksByTransitivity, 23.0s TimeCoverageRelationStatistics Valid=796, Invalid=3236, Unknown=0, NotChecked=0, Total=4032 [2020-10-27 20:53:24,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3148 states. [2020-10-27 20:53:24,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3148 to 2072. [2020-10-27 20:53:24,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2072 states. [2020-10-27 20:53:24,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2072 states to 2072 states and 3292 transitions. [2020-10-27 20:53:24,985 INFO L78 Accepts]: Start accepts. Automaton has 2072 states and 3292 transitions. Word has length 165 [2020-10-27 20:53:24,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:53:24,985 INFO L481 AbstractCegarLoop]: Abstraction has 2072 states and 3292 transitions. [2020-10-27 20:53:24,986 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 20:53:24,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 3292 transitions. [2020-10-27 20:53:24,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2020-10-27 20:53:24,993 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:53:24,993 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, 1] [2020-10-27 20:53:24,994 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 20:53:24,994 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:53:24,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:53:24,995 INFO L82 PathProgramCache]: Analyzing trace with hash 755646108, now seen corresponding path program 1 times [2020-10-27 20:53:24,995 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:53:24,995 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1136268482] [2020-10-27 20:53:24,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:53:25,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:25,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:25,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:25,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:25,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:25,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:26,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:27,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:27,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:27,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:30,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:30,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 243 [2020-10-27 20:53:30,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 20:53:30,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5047 [2020-10-27 20:53:30,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:30,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:53:30,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 99 [2020-10-27 20:53:30,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:53:30,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:31,392 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 20:53:31,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:53:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:31,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:31,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:31,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:53:31,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:31,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-27 20:53:31,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:31,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:31,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:31,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:31,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:31,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:53:31,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:31,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:31,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:31,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:53:31,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:31,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:53:31,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:31,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:31,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:31,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:31,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:31,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:53:31,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:31,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:31,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:31,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:53:31,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:31,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:53:31,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:31,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:31,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:31,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:31,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:31,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:53:31,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:31,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:31,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:31,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:53:31,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:31,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:53:31,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:31,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:31,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:31,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:31,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:31,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:53:31,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:31,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:31,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:31,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:53:31,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:31,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:53:31,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:31,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:31,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:31,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:31,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:31,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 20:53:31,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:31,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:31,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:31,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:53:31,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:31,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:53:31,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:31,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:31,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:31,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:31,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:31,766 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 20:53:31,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:53:31,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:31,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:31,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:31,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:31,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:31,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:32,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:32,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:32,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:33,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:33,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:36,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:36,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 190 [2020-10-27 20:53:36,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 20:53:36,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 20:53:36,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:36,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:53:36,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-27 20:53:36,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:53:36,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:36,991 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 20:53:36,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:53:36,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:37,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:37,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:37,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:37,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:37,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:37,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:37,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:37,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 20:53:37,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:53:37,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 632 [2020-10-27 20:53:37,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:37,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:53:37,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:53:37,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:53:37,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:37,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:37,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:37,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:37,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:37,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:53:37,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:53:37,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:53:37,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:37,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:53:37,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:53:37,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:53:37,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:37,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 20:53:37,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:37,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:37,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:37,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 20:53:37,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:37,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 20:53:37,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:37,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:53:37,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:53:37,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 20:53:37,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:37,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 20:53:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:37,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:37,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:37,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:53:37,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:37,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 20:53:37,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:37,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:53:37,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:37,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:53:37,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:37,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:37,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:37,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:37,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:37,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:53:37,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:37,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:53:37,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:37,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:37,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:37,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:37,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:37,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 20:53:37,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:37,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:37,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:37,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:37,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:37,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:38,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:38,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 20:53:38,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:53:38,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 716 [2020-10-27 20:53:38,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:38,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:53:38,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:53:38,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:53:38,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:38,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:38,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:38,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:38,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:38,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:38,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:53:38,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:53:38,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:53:38,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:38,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:53:38,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:53:38,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:53:38,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:38,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 20:53:38,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:38,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:38,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:38,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 20:53:38,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:38,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 20:53:38,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:38,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:53:38,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:53:38,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 20:53:38,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:38,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 20:53:38,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:38,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:38,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:38,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:53:38,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:38,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 20:53:38,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:38,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:53:38,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:38,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:53:38,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:38,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:38,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:38,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:38,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:38,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:53:38,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:38,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:53:38,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:38,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:38,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:38,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:38,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:38,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 20:53:38,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:38,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:38,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:38,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:38,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:40,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:40,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-27 20:53:40,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 20:53:40,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1767 [2020-10-27 20:53:40,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:40,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:40,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-27 20:53:40,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:40,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:40,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:40,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:40,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:40,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:40,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:40,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:41,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:41,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-27 20:53:41,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 20:53:41,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1009 [2020-10-27 20:53:41,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:41,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:53:41,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-27 20:53:41,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 20:53:41,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:41,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:41,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:41,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:41,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:41,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:53:41,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:41,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:53:41,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:41,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:41,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:41,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:41,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:41,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:41,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:41,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:41,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:41,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:53:41,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:41,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:53:41,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:41,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:41,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:41,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:41,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:41,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:41,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:41,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:41,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:41,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:53:41,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:41,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:53:41,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:41,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:41,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:41,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:41,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:41,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:53:41,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:41,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:41,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:41,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:53:41,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:41,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:53:41,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:41,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:41,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:41,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:41,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:41,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:53:41,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:41,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:41,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:41,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:53:41,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:41,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:53:41,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:41,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:41,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:41,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:41,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:41,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:41,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:41,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:41,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:41,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:53:41,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:41,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:53:41,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:41,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:41,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:41,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:41,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:41,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:41,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:41,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:41,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:41,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:53:41,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:41,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:53:41,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:41,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:41,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:41,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:41,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:41,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:53:41,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:41,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:41,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:41,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:53:41,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:41,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:53:41,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:41,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:41,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:41,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:41,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:41,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 20:53:41,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:41,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:41,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:41,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:53:41,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:41,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:53:41,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:41,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:53:41,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 20:53:41,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 20:53:41,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:41,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 20:53:41,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:41,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:41,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:41,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 20:53:41,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:41,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:53:41,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:41,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:41,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 20:53:41,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:41,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:41,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:41,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:41,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:41,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:41,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:53:41,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:41,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:53:41,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:41,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:41,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:41,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:41,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:41,816 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-10-27 20:53:41,817 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1136268482] [2020-10-27 20:53:41,817 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:53:41,817 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 20:53:41,818 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355341588] [2020-10-27 20:53:41,820 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 20:53:41,820 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:53:41,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 20:53:41,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2020-10-27 20:53:41,821 INFO L87 Difference]: Start difference. First operand 2072 states and 3292 transitions. Second operand 13 states. [2020-10-27 20:53:44,740 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 20:53:46,425 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 20:53:47,856 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 20:53:49,288 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 20:53:52,594 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-27 20:53:58,121 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 20:54:03,347 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 20:54:26,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:54:26,864 INFO L93 Difference]: Finished difference Result 7194 states and 12504 transitions. [2020-10-27 20:54:26,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-27 20:54:26,865 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 171 [2020-10-27 20:54:26,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:54:26,917 INFO L225 Difference]: With dead ends: 7194 [2020-10-27 20:54:26,917 INFO L226 Difference]: Without dead ends: 5143 [2020-10-27 20:54:26,932 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 8.0s TimeCoverageRelationStatistics Valid=279, Invalid=777, Unknown=0, NotChecked=0, Total=1056 [2020-10-27 20:54:26,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5143 states. [2020-10-27 20:54:28,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5143 to 3511. [2020-10-27 20:54:28,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3511 states. [2020-10-27 20:54:28,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3511 states to 3511 states and 5609 transitions. [2020-10-27 20:54:28,061 INFO L78 Accepts]: Start accepts. Automaton has 3511 states and 5609 transitions. Word has length 171 [2020-10-27 20:54:28,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:54:28,062 INFO L481 AbstractCegarLoop]: Abstraction has 3511 states and 5609 transitions. [2020-10-27 20:54:28,062 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 20:54:28,062 INFO L276 IsEmpty]: Start isEmpty. Operand 3511 states and 5609 transitions. [2020-10-27 20:54:28,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-10-27 20:54:28,067 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:54:28,068 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 20:54:28,068 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 20:54:28,068 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:54:28,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:54:28,069 INFO L82 PathProgramCache]: Analyzing trace with hash -828414644, now seen corresponding path program 1 times [2020-10-27 20:54:28,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:54:28,069 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [512703908] [2020-10-27 20:54:28,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:54:28,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:28,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:28,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:28,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:28,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:28,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:29,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:29,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:33,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:33,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:33,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 248 [2020-10-27 20:54:33,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 20:54:33,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5031 [2020-10-27 20:54:33,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:33,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 20:54:33,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 97 [2020-10-27 20:54:33,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 20:54:33,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:34,414 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 20:54:34,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:54:34,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:34,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:34,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:34,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:54:34,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:34,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-27 20:54:34,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:34,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:34,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:34,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:34,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:34,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:54:34,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:34,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:34,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:34,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:54:34,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:34,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:54:34,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:34,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:34,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:34,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:34,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:34,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:54:34,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:34,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:34,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:34,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:54:34,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:34,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:54:34,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:34,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:34,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:34,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:34,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:34,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:54:34,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:34,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:34,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:34,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:54:34,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:34,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:54:34,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:34,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:34,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:34,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:34,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:34,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:54:34,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:34,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:34,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:34,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:54:34,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:34,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:54:34,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:34,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:34,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:34,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:34,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:34,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 20:54:34,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:34,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:34,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:34,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:54:34,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:34,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:54:34,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:34,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:34,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:34,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:34,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:34,780 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 20:54:34,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:54:34,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:34,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:34,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:34,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:34,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:34,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:35,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:35,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:35,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:39,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:39,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 195 [2020-10-27 20:54:39,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 20:54:39,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 20:54:39,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:39,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 20:54:39,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-27 20:54:39,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 20:54:39,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:40,010 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 20:54:40,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:54:40,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:40,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:40,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:40,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:40,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:40,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:40,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:40,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:40,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 20:54:40,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:54:40,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 792 [2020-10-27 20:54:40,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:40,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:54:40,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 20:54:40,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:54:40,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:40,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:40,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:40,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:40,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:40,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:40,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:54:40,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:54:40,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:54:40,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:40,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:54:40,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:54:40,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 20:54:40,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:40,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:54:40,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:40,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:40,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:40,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 20:54:40,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:40,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 20:54:40,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:40,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:54:40,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:54:40,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 20:54:40,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:40,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 20:54:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:40,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:40,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:40,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:54:40,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:40,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:54:40,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:40,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:54:40,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:40,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:54:40,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:40,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:40,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:40,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:40,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:40,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:54:40,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:40,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:54:40,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:40,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:40,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:40,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:40,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:40,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 20:54:40,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:40,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:41,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:41,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:41,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:41,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 20:54:41,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 20:54:41,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 269 [2020-10-27 20:54:41,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:41,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 20:54:41,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-27 20:54:41,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 20:54:41,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:41,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:41,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:41,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:41,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:41,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:54:41,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:41,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:54:41,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:41,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:54:41,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:41,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:54:41,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:41,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:54:41,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:41,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:41,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:41,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:41,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:41,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 20:54:41,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 20:54:41,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 119 [2020-10-27 20:54:41,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:41,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:54:41,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:54:41,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 20:54:41,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:41,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 20:54:41,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:41,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:41,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:41,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:54:41,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:41,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:54:41,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:41,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:54:41,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:41,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:54:41,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:41,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:41,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:41,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:41,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:41,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:54:41,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:41,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:54:41,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:41,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:41,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:41,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:41,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:41,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 20:54:41,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:41,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:41,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:41,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:42,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:42,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:44,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:44,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-27 20:54:44,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:54:44,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3095 [2020-10-27 20:54:44,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:44,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:44,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-10-27 20:54:44,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:44,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:44,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:44,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:44,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:44,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:45,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:45,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:46,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:46,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-10-27 20:54:46,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:54:46,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1771 [2020-10-27 20:54:46,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:46,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 20:54:46,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 20:54:46,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-27 20:54:46,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:46,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:46,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:46,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:46,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:46,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:54:46,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:46,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 20:54:46,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:46,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 20:54:46,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:46,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 20:54:46,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:46,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:46,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:46,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:46,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:46,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:54:46,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:46,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:54:46,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:46,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:46,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:46,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:46,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:46,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:46,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:46,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:46,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:46,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:54:46,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:46,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:54:46,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:46,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:54:46,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:46,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:54:46,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:46,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:54:46,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:46,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:46,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:46,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:54:46,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:46,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:54:46,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:46,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:54:46,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:46,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 20:54:46,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:46,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:54:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:46,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:46,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:46,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:54:46,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:46,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 20:54:46,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:46,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 20:54:46,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:46,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 20:54:46,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:46,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:46,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:46,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:46,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:54:46,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:46,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 20:54:46,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:46,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:54:46,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:46,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:54:46,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:46,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:46,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:46,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:46,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:46,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:54:46,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:46,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:54:46,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:46,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:54:46,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:46,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:54:46,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:46,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:54:47,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:47,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:47,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:47,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:54:47,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:47,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:54:47,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:47,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:54:47,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:47,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:54:47,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:47,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 20:54:47,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:47,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:47,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:47,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:47,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:54:47,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:54:47,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 20:54:47,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:47,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:54:47,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 20:54:47,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 20:54:47,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:47,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 20:54:47,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:47,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:47,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:47,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 20:54:47,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:47,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 20:54:47,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:47,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 20:54:47,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 20:54:47,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:54:47,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:47,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:54:47,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:54:47,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:54:47,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:54:47,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:54:47,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:54:47,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:54:47,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:54:47,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:54:47,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:54:47,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 20:54:47,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:54:47,573 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 8 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-10-27 20:54:47,573 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [512703908] [2020-10-27 20:54:47,573 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 20:54:47,573 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2020-10-27 20:54:47,573 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838383655] [2020-10-27 20:54:47,574 INFO L461 AbstractCegarLoop]: Interpolant automaton has 31 states [2020-10-27 20:54:47,574 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:54:47,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2020-10-27 20:54:47,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=849, Unknown=0, NotChecked=0, Total=930 [2020-10-27 20:54:47,575 INFO L87 Difference]: Start difference. First operand 3511 states and 5609 transitions. Second operand 31 states. [2020-10-27 20:54:50,653 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 421 [2020-10-27 20:54:52,739 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 424 [2020-10-27 20:54:54,101 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 427 [2020-10-27 20:54:55,710 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 427