/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/elevator_spec2_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:47:02,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:47:02,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:47:02,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:47:02,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:47:02,337 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:47:02,338 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:47:02,340 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:47:02,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:47:02,342 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:47:02,343 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:47:02,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:47:02,345 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:47:02,346 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:47:02,347 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:47:02,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:47:02,349 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:47:02,349 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:47:02,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:47:02,358 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:47:02,360 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:47:02,361 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:47:02,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:47:02,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:47:02,365 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:47:02,365 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:47:02,365 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:47:02,366 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:47:02,366 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:47:02,367 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:47:02,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:47:02,368 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:47:02,369 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:47:02,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:47:02,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:47:02,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:47:02,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:47:02,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:47:02,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:47:02,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:47:02,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:47:02,374 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 16:47:02,396 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:47:02,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:47:02,397 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:47:02,397 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:47:02,398 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:47:02,398 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:47:02,398 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:47:02,398 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:47:02,398 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:47:02,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:47:02,399 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:47:02,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:47:02,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:47:02,399 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:47:02,400 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:47:02,400 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:47:02,400 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:47:02,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:47:02,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:47:02,401 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:47:02,401 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:47:02,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:47:02,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:47:02,402 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:47:02,402 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:47:02,402 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:47:02,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:47:02,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:47:02,402 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:47:02,403 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 16:47:02,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:47:02,732 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:47:02,736 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:47:02,737 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:47:02,738 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:47:02,738 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec2_product32.cil.c [2020-10-12 16:47:02,806 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2112eedde/5373f5af59704c53b8774c25762e08c6/FLAG1bac8c186 [2020-10-12 16:47:03,420 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:47:03,421 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec2_product32.cil.c [2020-10-12 16:47:03,446 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2112eedde/5373f5af59704c53b8774c25762e08c6/FLAG1bac8c186 [2020-10-12 16:47:03,597 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2112eedde/5373f5af59704c53b8774c25762e08c6 [2020-10-12 16:47:03,605 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:47:03,607 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:47:03,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:47:03,608 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:47:03,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:47:03,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:47:03" (1/1) ... [2020-10-12 16:47:03,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b809082 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:47:03, skipping insertion in model container [2020-10-12 16:47:03,617 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:47:03" (1/1) ... [2020-10-12 16:47:03,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:47:03,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:47:04,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:47:04,379 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:47:04,571 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:47:04,645 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:47:04,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:47:04 WrapperNode [2020-10-12 16:47:04,646 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:47:04,646 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:47:04,646 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:47:04,647 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:47:04,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:47:04" (1/1) ... [2020-10-12 16:47:04,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:47:04" (1/1) ... [2020-10-12 16:47:04,698 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:47:04" (1/1) ... [2020-10-12 16:47:04,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:47:04" (1/1) ... [2020-10-12 16:47:04,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:47:04" (1/1) ... [2020-10-12 16:47:04,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:47:04" (1/1) ... [2020-10-12 16:47:04,844 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:47:04" (1/1) ... [2020-10-12 16:47:04,868 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:47:04,869 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:47:04,869 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:47:04,869 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:47:04,870 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:47:04" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:47:04,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:47:04,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:47:04,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 16:47:04,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-12 16:47:04,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-12 16:47:04,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__3 [2020-10-12 16:47:04,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__4 [2020-10-12 16:47:04,965 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-12 16:47:04,965 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-12 16:47:04,966 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-12 16:47:04,966 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-12 16:47:04,966 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-12 16:47:04,966 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-12 16:47:04,967 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-12 16:47:04,967 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-12 16:47:04,968 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 16:47:04,968 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 16:47:04,969 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 16:47:04,969 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 16:47:04,969 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 16:47:04,969 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 16:47:04,969 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 16:47:04,970 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 16:47:04,970 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 16:47:04,970 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 16:47:04,971 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-12 16:47:04,972 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-12 16:47:04,972 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 16:47:04,972 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-12 16:47:04,972 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-12 16:47:04,973 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-12 16:47:04,973 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-12 16:47:04,973 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-12 16:47:04,974 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-12 16:47:04,974 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-12 16:47:04,974 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-12 16:47:04,975 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-12 16:47:04,975 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-12 16:47:04,975 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-12 16:47:04,975 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 16:47:04,976 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-12 16:47:04,976 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-12 16:47:04,976 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-12 16:47:04,976 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 16:47:04,976 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-12 16:47:04,977 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 16:47:04,977 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 16:47:04,977 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:47:04,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 16:47:04,978 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-12 16:47:04,978 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-12 16:47:04,978 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-12 16:47:04,979 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-12 16:47:04,979 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-12 16:47:04,979 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-12 16:47:04,980 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-12 16:47:04,980 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-12 16:47:04,980 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-12 16:47:04,980 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-12 16:47:04,980 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-12 16:47:04,981 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-12 16:47:04,981 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-12 16:47:04,981 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-12 16:47:04,981 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-12 16:47:04,982 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-12 16:47:04,982 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-12 16:47:04,982 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-12 16:47:04,982 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-12 16:47:04,982 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-12 16:47:04,983 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-12 16:47:04,983 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-12 16:47:04,984 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-12 16:47:04,985 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-12 16:47:04,985 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-12 16:47:04,985 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-12 16:47:04,986 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-12 16:47:04,986 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2020-10-12 16:47:04,986 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 16:47:04,986 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__executivefloor [2020-10-12 16:47:04,986 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-12 16:47:04,986 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-12 16:47:04,987 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-12 16:47:04,987 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-12 16:47:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:47:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 16:47:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 16:47:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-12 16:47:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-12 16:47:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-12 16:47:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-12 16:47:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__3 [2020-10-12 16:47:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__4 [2020-10-12 16:47:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-12 16:47:04,990 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-12 16:47:04,990 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-12 16:47:04,990 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-12 16:47:04,990 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-12 16:47:04,990 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-12 16:47:04,990 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-12 16:47:04,991 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-12 16:47:04,991 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 16:47:04,991 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 16:47:04,991 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 16:47:04,991 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 16:47:04,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 16:47:04,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 16:47:04,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:47:04,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 16:47:04,992 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 16:47:04,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:47:04,993 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 16:47:04,993 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 16:47:04,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:47:04,993 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 16:47:04,993 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 16:47:04,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:47:04,994 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 16:47:04,994 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 16:47:04,995 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 16:47:04,995 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 16:47:04,996 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 16:47:04,996 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-12 16:47:04,997 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 16:47:04,997 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-12 16:47:04,998 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-12 16:47:04,998 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-12 16:47:04,999 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-12 16:47:05,002 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-12 16:47:05,003 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-12 16:47:05,003 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-12 16:47:05,003 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 16:47:05,004 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 16:47:05,004 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-12 16:47:05,004 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-12 16:47:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 16:47:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-12 16:47:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-12 16:47:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-12 16:47:05,006 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-12 16:47:05,006 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-12 16:47:05,006 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-12 16:47:05,006 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-12 16:47:05,006 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-12 16:47:05,014 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-12 16:47:05,014 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-12 16:47:05,014 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-12 16:47:05,014 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 16:47:05,015 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-12 16:47:05,015 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 16:47:05,015 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 16:47:05,016 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:47:05,016 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 16:47:05,016 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-12 16:47:05,016 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-12 16:47:05,017 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-12 16:47:05,017 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-12 16:47:05,017 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-12 16:47:05,017 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-12 16:47:05,017 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-12 16:47:05,017 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-12 16:47:05,018 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-12 16:47:05,018 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-12 16:47:05,018 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-12 16:47:05,018 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-12 16:47:05,018 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-12 16:47:05,018 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-12 16:47:05,018 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-12 16:47:05,019 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-12 16:47:05,019 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-12 16:47:05,019 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-12 16:47:05,019 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-12 16:47:05,019 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-12 16:47:05,019 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-12 16:47:05,019 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-12 16:47:05,019 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-12 16:47:05,020 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2020-10-12 16:47:05,020 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__executivefloor [2020-10-12 16:47:05,020 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-12 16:47:05,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:47:05,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 16:47:05,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:47:07,520 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:47:07,520 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-12 16:47:07,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:47:07 BoogieIcfgContainer [2020-10-12 16:47:07,530 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:47:07,532 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:47:07,532 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:47:07,535 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:47:07,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:47:03" (1/3) ... [2020-10-12 16:47:07,536 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73920073 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:47:07, skipping insertion in model container [2020-10-12 16:47:07,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:47:04" (2/3) ... [2020-10-12 16:47:07,537 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73920073 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:47:07, skipping insertion in model container [2020-10-12 16:47:07,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:47:07" (3/3) ... [2020-10-12 16:47:07,539 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product32.cil.c [2020-10-12 16:47:07,549 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:47:07,558 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 16:47:07,573 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 16:47:07,602 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:47:07,602 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:47:07,602 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:47:07,603 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:47:07,603 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:47:07,603 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:47:07,603 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:47:07,603 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:47:07,643 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states. [2020-10-12 16:47:07,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-12 16:47:07,657 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:47:07,658 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:47:07,659 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:47:07,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:47:07,664 INFO L82 PathProgramCache]: Analyzing trace with hash 2061998394, now seen corresponding path program 1 times [2020-10-12 16:47:07,670 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:47:07,671 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [854636194] [2020-10-12 16:47:07,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:47:08,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:08,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:08,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:08,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:08,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:13,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:13,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-12 16:47:13,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:47:13,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-12 16:47:13,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:13,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-12 16:47:13,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:47:13,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-12 16:47:13,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 16:47:14,336 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-12 16:47:14,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:47:14,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:14,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:14,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:14,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:47:14,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:14,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 145 [2020-10-12 16:47:14,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:14,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:47:14,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:14,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:47:14,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:14,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:47:14,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:14,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:14,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:14,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:47:14,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:14,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:47:14,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:14,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:47:14,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:14,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:47:14,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:14,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:47:14,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:14,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:14,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:14,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:47:14,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:14,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:47:14,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:14,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:47:14,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:14,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:47:14,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:14,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:47:14,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:14,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:14,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:14,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:47:14,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:14,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:47:14,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:14,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:47:14,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:14,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:47:14,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:14,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:47:14,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:14,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:14,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:14,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:47:14,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:14,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:47:14,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:14,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:47:14,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:14,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:47:14,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:14,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:47:14,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:14,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:14,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:14,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:47:14,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:14,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:47:14,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:14,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:47:14,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:14,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:47:14,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:14,897 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-12 16:47:14,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:47:14,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:14,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:14,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:15,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:15,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:15,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:16,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:19,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:19,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-12 16:47:19,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:47:19,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4335 [2020-10-12 16:47:19,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:19,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:47:19,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:47:19,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-12 16:47:19,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:19,500 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-12 16:47:19,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:47:19,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:19,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:19,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:19,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:19,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:20,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:20,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:20,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:47:20,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:47:20,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 956 [2020-10-12 16:47:20,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:20,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:47:20,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:47:20,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:47:20,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:20,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:47:20,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:20,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:20,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:20,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:20,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:47:20,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:47:20,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:47:20,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:20,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:47:20,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:20,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:47:20,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:47:20,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:47:20,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:20,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:20,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:20,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:20,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:20,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:47:20,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:47:20,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 129 [2020-10-12 16:47:20,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:20,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:47:20,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:47:20,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:47:20,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:20,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:47:20,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:20,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:20,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:20,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:47:20,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:20,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:47:20,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:20,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:47:20,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:20,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:47:20,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:20,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 16:47:20,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:20,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:20,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:21,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:21,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-12 16:47:21,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:47:21,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 162 [2020-10-12 16:47:21,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:21,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 16:47:21,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:47:21,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-12 16:47:21,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:21,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:47:21,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:21,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:21,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:21,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-12 16:47:21,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:21,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-12 16:47:21,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:21,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:47:21,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:47:21,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-12 16:47:21,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:47:21,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:47:21,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:21,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:21,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:21,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:47:21,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:21,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:47:21,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:21,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:47:21,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:21,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:47:21,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:21,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:47:21,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:21,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:21,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:21,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:47:21,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:21,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:47:21,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:21,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:47:21,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:21,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 16:47:21,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:21,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:47:21,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:47:21,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:47:21,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:47:21,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:47:21,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:47:21,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:47:21,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:47:21,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:47:21,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:47:21,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:47:21,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:47:21,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 16:47:21,347 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [854636194] [2020-10-12 16:47:21,349 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:47:21,349 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-12 16:47:21,350 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695137294] [2020-10-12 16:47:21,356 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-12 16:47:21,356 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:47:21,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-12 16:47:21,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-10-12 16:47:21,374 INFO L87 Difference]: Start difference. First operand 833 states. Second operand 18 states. [2020-10-12 16:47:23,426 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:47:24,012 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-12 16:47:25,011 WARN L193 SmtUtils]: Spent 836.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:47:25,933 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:47:26,824 WARN L193 SmtUtils]: Spent 813.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:47:27,761 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:47:28,700 WARN L193 SmtUtils]: Spent 849.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2020-10-12 16:47:29,776 WARN L193 SmtUtils]: Spent 788.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:47:31,423 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:47:35,861 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:47:52,707 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-12 16:47:53,508 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-12 16:48:05,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:48:05,926 INFO L93 Difference]: Finished difference Result 2637 states and 4602 transitions. [2020-10-12 16:48:05,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-12 16:48:05,929 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 85 [2020-10-12 16:48:05,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:48:05,975 INFO L225 Difference]: With dead ends: 2637 [2020-10-12 16:48:05,975 INFO L226 Difference]: Without dead ends: 2007 [2020-10-12 16:48:05,988 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 619 ImplicationChecksByTransitivity, 10.0s TimeCoverageRelationStatistics Valid=483, Invalid=1869, Unknown=0, NotChecked=0, Total=2352 [2020-10-12 16:48:06,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2007 states. [2020-10-12 16:48:06,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2007 to 1217. [2020-10-12 16:48:06,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1217 states. [2020-10-12 16:48:06,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 1217 states and 1947 transitions. [2020-10-12 16:48:06,554 INFO L78 Accepts]: Start accepts. Automaton has 1217 states and 1947 transitions. Word has length 85 [2020-10-12 16:48:06,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:48:06,554 INFO L479 AbstractCegarLoop]: Abstraction has 1217 states and 1947 transitions. [2020-10-12 16:48:06,554 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-12 16:48:06,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1947 transitions. [2020-10-12 16:48:06,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-12 16:48:06,568 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:48:06,569 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:48:06,569 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 16:48:06,570 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:48:06,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:48:06,570 INFO L82 PathProgramCache]: Analyzing trace with hash -1541932710, now seen corresponding path program 1 times [2020-10-12 16:48:06,570 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:48:06,571 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2145889777] [2020-10-12 16:48:06,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:48:06,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:06,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:06,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:06,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:07,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:07,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:08,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:11,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:11,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 208 [2020-10-12 16:48:11,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:48:11,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-12 16:48:11,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:11,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-12 16:48:11,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:48:11,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-12 16:48:11,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:12,452 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-12 16:48:12,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:48:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:12,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:12,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:12,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:48:12,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:12,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-12 16:48:12,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:12,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:48:12,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:12,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:48:12,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:12,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:48:12,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:12,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:12,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:12,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:48:12,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:12,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:48:12,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:12,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:48:12,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:12,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:48:12,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:12,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:48:12,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:12,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:12,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:12,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:48:12,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:12,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:48:12,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:12,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:48:12,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:12,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:48:12,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:12,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:48:12,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:12,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:12,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:12,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:48:12,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:12,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:48:12,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:12,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:48:12,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:12,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:48:12,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:12,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:48:12,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:12,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:12,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:12,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:48:12,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:12,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:48:12,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:12,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:48:12,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:12,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:48:12,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:12,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:48:12,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:12,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:12,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:12,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:48:12,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:12,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:48:12,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:12,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:48:12,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:12,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:48:12,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:12,825 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-12 16:48:12,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:48:12,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:12,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:12,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:12,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:13,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:13,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:13,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:14,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:17,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:17,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 158 [2020-10-12 16:48:17,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 16:48:17,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-12 16:48:17,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:17,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:48:17,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-12 16:48:17,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-12 16:48:17,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:17,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:48:18,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:18,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:18,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:18,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:18,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:18,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:18,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:18,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:48:18,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:48:18,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 541 [2020-10-12 16:48:18,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:18,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:48:18,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:48:18,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:48:18,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:18,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:48:18,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:18,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:18,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:18,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:18,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:48:18,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:48:18,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:48:18,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:18,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:48:18,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:18,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:48:18,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:48:18,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:48:18,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:18,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:18,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:18,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:18,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:18,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:48:18,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:48:18,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-12 16:48:18,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:18,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:48:18,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:48:18,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:48:18,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:48:18,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:48:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:18,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:18,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:18,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:48:18,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:18,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:48:18,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:18,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:48:18,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:18,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:48:18,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:48:18,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:48:18,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:18,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:18,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:18,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:19,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:23,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:23,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 123 [2020-10-12 16:48:23,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:48:23,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-12 16:48:23,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:23,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:48:23,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-12 16:48:23,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-12 16:48:23,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:23,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:48:23,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:23,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:23,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:23,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:25,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:28,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:28,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-12 16:48:28,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:48:28,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-12 16:48:28,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:28,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:48:28,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-12 16:48:28,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-12 16:48:28,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:28,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:48:28,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:28,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:28,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:28,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:48:28,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:28,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:48:28,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:28,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:48:28,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:28,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:48:28,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:29,164 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-12 16:48:29,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:48:29,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:29,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:29,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:29,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:29,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-12 16:48:29,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:48:29,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 325 [2020-10-12 16:48:29,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:29,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:48:29,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 16:48:29,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-12 16:48:29,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:29,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:48:29,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:29,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:29,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:29,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:48:29,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:29,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 16:48:29,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:29,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:48:29,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:29,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 16:48:29,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:29,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:48:29,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:29,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:29,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:29,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:48:29,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:29,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:48:29,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:29,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:48:29,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:29,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:48:29,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:29,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:48:29,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:29,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:29,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:29,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:48:29,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:29,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:48:29,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:29,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:48:29,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:29,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:48:29,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:29,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:48:29,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:29,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:29,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:29,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:48:29,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:29,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:48:29,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:29,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:48:29,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:29,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:48:29,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:29,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:48:29,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:29,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:29,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:29,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:48:29,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:29,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 16:48:29,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:29,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:48:29,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:29,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-12 16:48:29,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:29,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:48:29,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:29,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:29,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:29,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:48:29,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:29,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:48:29,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:29,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:48:29,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:29,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:48:29,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:29,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:48:29,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:29,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:29,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:29,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:48:29,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:29,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:48:29,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:29,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:48:29,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:29,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:48:29,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:29,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:48:29,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:29,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:29,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:29,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:48:29,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:29,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:48:29,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:29,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:48:29,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:29,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:48:29,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:29,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-12 16:48:29,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:29,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:29,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:29,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:48:29,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:29,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:48:29,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:29,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:48:29,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:48:29,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:48:29,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:29,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-12 16:48:29,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:29,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:29,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:29,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:48:30,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:30,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:48:30,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:30,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:48:30,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 16:48:30,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:48:30,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:30,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:48:30,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:48:30,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:48:30,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:48:30,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:48:30,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:48:30,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 16:48:30,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:48:30,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:48:30,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:48:30,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:48:30,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:48:30,117 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-12 16:48:30,118 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2145889777] [2020-10-12 16:48:30,118 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:48:30,118 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2020-10-12 16:48:30,119 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298457054] [2020-10-12 16:48:30,121 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-10-12 16:48:30,121 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:48:30,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-10-12 16:48:30,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=580, Unknown=0, NotChecked=0, Total=650 [2020-10-12 16:48:30,122 INFO L87 Difference]: Start difference. First operand 1217 states and 1947 transitions. Second operand 26 states. [2020-10-12 16:48:31,951 WARN L193 SmtUtils]: Spent 773.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-12 16:48:33,388 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:48:34,327 WARN L193 SmtUtils]: Spent 749.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:48:35,249 WARN L193 SmtUtils]: Spent 805.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:48:36,085 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:48:36,947 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:48:37,871 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:48:38,877 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:48:39,909 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:48:41,940 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-12 16:48:42,898 WARN L193 SmtUtils]: Spent 775.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2020-10-12 16:48:43,786 WARN L193 SmtUtils]: Spent 822.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-12 16:48:44,684 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:48:45,794 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:48:46,684 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:48:48,380 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 412 DAG size of output: 409 [2020-10-12 16:48:49,301 WARN L193 SmtUtils]: Spent 799.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2020-10-12 16:48:50,214 WARN L193 SmtUtils]: Spent 775.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:48:51,133 WARN L193 SmtUtils]: Spent 803.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-12 16:48:51,970 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2020-10-12 16:48:52,882 WARN L193 SmtUtils]: Spent 792.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-12 16:48:53,885 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:48:54,111 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-12 16:48:55,101 WARN L193 SmtUtils]: Spent 817.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:48:55,363 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:48:56,710 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2020-10-12 16:48:57,801 WARN L193 SmtUtils]: Spent 789.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-12 16:48:59,123 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:49:00,149 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:49:01,272 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-12 16:49:01,766 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-12 16:49:02,822 WARN L193 SmtUtils]: Spent 773.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:49:03,046 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-12 16:49:03,488 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-12 16:49:04,263 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:49:05,091 WARN L193 SmtUtils]: Spent 771.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:49:06,569 WARN L193 SmtUtils]: Spent 787.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2020-10-12 16:49:07,553 WARN L193 SmtUtils]: Spent 787.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:49:08,761 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-12 16:49:09,647 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2020-10-12 16:49:10,531 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-12 16:49:11,867 WARN L193 SmtUtils]: Spent 807.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-12 16:49:14,988 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-12 16:49:16,258 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-12 16:49:16,471 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:49:17,299 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-12 16:49:17,497 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-12 16:49:17,795 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-12 16:49:18,885 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:49:19,298 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-12 16:49:19,997 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-12 16:49:20,243 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-12 16:49:20,414 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-12 16:49:21,232 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-12 16:49:22,024 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-12 16:49:22,856 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-12 16:49:23,022 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:49:25,456 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2020-10-12 16:49:26,445 WARN L193 SmtUtils]: Spent 789.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-12 16:49:27,989 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-12 16:49:30,560 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:49:32,251 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:49:33,616 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:49:35,076 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:49:36,341 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:49:38,617 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-12 16:49:39,562 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-12 16:49:40,909 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-12 16:49:41,959 WARN L193 SmtUtils]: Spent 792.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-12 16:49:44,035 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:49:46,027 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-12 16:49:47,605 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-12 16:49:47,810 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-12 16:49:49,851 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-12 16:49:51,605 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:49:54,156 WARN L193 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 412 DAG size of output: 409 [2020-10-12 16:49:55,538 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-12 16:49:57,869 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:50:00,975 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:50:02,701 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-12 16:50:09,410 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 414 DAG size of output: 411 [2020-10-12 16:50:12,186 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-12 16:50:13,373 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-12 16:50:17,778 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2020-10-12 16:50:18,213 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-12 16:50:25,453 WARN L193 SmtUtils]: Spent 797.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2020-10-12 16:50:25,914 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-12 16:50:26,888 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-12 16:50:30,786 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 412 DAG size of output: 409 [2020-10-12 16:50:32,936 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 410 DAG size of output: 407 [2020-10-12 16:50:33,830 WARN L193 SmtUtils]: Spent 827.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2020-10-12 16:50:34,894 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2020-10-12 16:50:40,955 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification that was a NOOP. DAG size: 118