/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 --traceabstraction.use.minimal.unsat.core.enumeration false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-89f541c [2020-08-27 21:35:57,746 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-27 21:35:57,750 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-27 21:35:57,776 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-27 21:35:57,776 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-27 21:35:57,777 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-27 21:35:57,779 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-27 21:35:57,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-27 21:35:57,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-27 21:35:57,784 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-27 21:35:57,785 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-27 21:35:57,786 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-27 21:35:57,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-27 21:35:57,787 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-27 21:35:57,789 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-27 21:35:57,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-27 21:35:57,791 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-27 21:35:57,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-27 21:35:57,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-27 21:35:57,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-27 21:35:57,797 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-27 21:35:57,799 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-27 21:35:57,800 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-27 21:35:57,801 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-27 21:35:57,804 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-27 21:35:57,804 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-27 21:35:57,805 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-27 21:35:57,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-27 21:35:57,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-27 21:35:57,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-27 21:35:57,808 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-27 21:35:57,809 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-27 21:35:57,810 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-27 21:35:57,811 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-27 21:35:57,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-27 21:35:57,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-27 21:35:57,813 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-27 21:35:57,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-27 21:35:57,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-27 21:35:57,815 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-27 21:35:57,815 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-27 21:35:57,816 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 [2020-08-27 21:35:57,845 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-27 21:35:57,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-27 21:35:57,847 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-27 21:35:57,847 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-27 21:35:57,847 INFO L138 SettingsManager]: * Use SBE=true [2020-08-27 21:35:57,848 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-27 21:35:57,848 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-27 21:35:57,849 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-27 21:35:57,849 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-27 21:35:57,849 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-27 21:35:57,849 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-27 21:35:57,849 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-27 21:35:57,850 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-27 21:35:57,850 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-27 21:35:57,850 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-27 21:35:57,850 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-27 21:35:57,850 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-27 21:35:57,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-27 21:35:57,852 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-27 21:35:57,852 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-27 21:35:57,852 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-27 21:35:57,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-27 21:35:57,853 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-27 21:35:57,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-27 21:35:57,853 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-27 21:35:57,853 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-27 21:35:57,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-27 21:35:57,854 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-27 21:35:57,854 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-27 21:35:57,854 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.traceabstraction: Use minimal unsat core enumeration -> false [2020-08-27 21:35:58,327 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-27 21:35:58,343 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-27 21:35:58,347 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-27 21:35:58,348 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-27 21:35:58,348 INFO L275 PluginConnector]: CDTParser initialized [2020-08-27 21:35:58,349 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product31.cil.c [2020-08-27 21:35:58,425 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/57c4dffec/6ad27353ed054c9eb8f34e3048bf1ba0/FLAG5149d01f4 [2020-08-27 21:35:59,061 INFO L306 CDTParser]: Found 1 translation units. [2020-08-27 21:35:59,062 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product31.cil.c [2020-08-27 21:35:59,085 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/57c4dffec/6ad27353ed054c9eb8f34e3048bf1ba0/FLAG5149d01f4 [2020-08-27 21:35:59,320 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/57c4dffec/6ad27353ed054c9eb8f34e3048bf1ba0 [2020-08-27 21:35:59,333 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-27 21:35:59,335 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-27 21:35:59,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-27 21:35:59,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-27 21:35:59,341 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-27 21:35:59,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 09:35:59" (1/1) ... [2020-08-27 21:35:59,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7845d484 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:35:59, skipping insertion in model container [2020-08-27 21:35:59,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 09:35:59" (1/1) ... [2020-08-27 21:35:59,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-27 21:35:59,406 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-27 21:35:59,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-27 21:35:59,819 INFO L203 MainTranslator]: Completed pre-run [2020-08-27 21:36:00,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-27 21:36:00,100 INFO L208 MainTranslator]: Completed translation [2020-08-27 21:36:00,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:36:00 WrapperNode [2020-08-27 21:36:00,101 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-27 21:36:00,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-27 21:36:00,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-27 21:36:00,102 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-27 21:36:00,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:36:00" (1/1) ... [2020-08-27 21:36:00,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:36:00" (1/1) ... [2020-08-27 21:36:00,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:36:00" (1/1) ... [2020-08-27 21:36:00,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:36:00" (1/1) ... [2020-08-27 21:36:00,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:36:00" (1/1) ... [2020-08-27 21:36:00,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:36:00" (1/1) ... [2020-08-27 21:36:00,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:36:00" (1/1) ... [2020-08-27 21:36:00,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-27 21:36:00,212 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-27 21:36:00,213 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-27 21:36:00,213 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-27 21:36:00,214 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:36:00" (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 [2020-08-27 21:36:00,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-27 21:36:00,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-27 21:36:00,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-27 21:36:00,318 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-27 21:36:00,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-27 21:36:00,319 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-27 21:36:00,319 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-08-27 21:36:00,320 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-08-27 21:36:00,320 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-27 21:36:00,320 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-08-27 21:36:00,320 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-27 21:36:00,321 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-27 21:36:00,321 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-27 21:36:00,322 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-27 21:36:00,322 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-27 21:36:00,323 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-08-27 21:36:00,323 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-08-27 21:36:00,323 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-27 21:36:00,323 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-27 21:36:00,324 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-27 21:36:00,324 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-27 21:36:00,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-27 21:36:00,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-27 21:36:00,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-27 21:36:00,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-27 21:36:00,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-27 21:36:00,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-27 21:36:00,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-08-27 21:36:00,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-08-27 21:36:00,327 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-27 21:36:00,327 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-27 21:36:00,327 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-27 21:36:00,328 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-27 21:36:00,328 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-27 21:36:00,328 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-27 21:36:00,329 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-27 21:36:00,329 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-27 21:36:00,329 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-27 21:36:00,329 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-27 21:36:00,329 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-27 21:36:00,329 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-08-27 21:36:00,329 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-27 21:36:00,329 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-27 21:36:00,329 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-27 21:36:00,330 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-27 21:36:00,330 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-27 21:36:00,330 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-08-27 21:36:00,330 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-27 21:36:00,330 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-27 21:36:00,330 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-27 21:36:00,330 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-27 21:36:00,330 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-27 21:36:00,331 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-27 21:36:00,331 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-27 21:36:00,331 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-08-27 21:36:00,331 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-27 21:36:00,331 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-27 21:36:00,332 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-27 21:36:00,332 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-27 21:36:00,332 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-08-27 21:36:00,332 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-27 21:36:00,332 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-08-27 21:36:00,333 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-08-27 21:36:00,333 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-08-27 21:36:00,333 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-27 21:36:00,333 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-08-27 21:36:00,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-27 21:36:00,333 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-27 21:36:00,333 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-27 21:36:00,333 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-27 21:36:00,333 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-27 21:36:00,334 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-27 21:36:00,334 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-27 21:36:00,334 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-27 21:36:00,334 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-27 21:36:00,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-27 21:36:00,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-27 21:36:00,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-27 21:36:00,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-27 21:36:00,335 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-27 21:36:00,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-27 21:36:00,337 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-27 21:36:00,337 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-27 21:36:00,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-27 21:36:00,337 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-27 21:36:00,337 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-27 21:36:00,337 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-27 21:36:00,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-08-27 21:36:00,338 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-27 21:36:00,338 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-27 21:36:00,339 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-27 21:36:00,339 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-27 21:36:00,339 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-27 21:36:00,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-27 21:36:00,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-27 21:36:00,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-27 21:36:01,437 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-27 21:36:01,437 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-27 21:36:01,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 09:36:01 BoogieIcfgContainer [2020-08-27 21:36:01,444 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-27 21:36:01,445 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-27 21:36:01,445 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-27 21:36:01,449 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-27 21:36:01,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 09:35:59" (1/3) ... [2020-08-27 21:36:01,450 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c97f1f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 09:36:01, skipping insertion in model container [2020-08-27 21:36:01,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:36:00" (2/3) ... [2020-08-27 21:36:01,451 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c97f1f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 09:36:01, skipping insertion in model container [2020-08-27 21:36:01,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 09:36:01" (3/3) ... [2020-08-27 21:36:01,453 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product31.cil.c [2020-08-27 21:36:01,465 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-27 21:36:01,476 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-27 21:36:01,499 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-27 21:36:01,532 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-27 21:36:01,532 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-27 21:36:01,532 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-27 21:36:01,533 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-27 21:36:01,533 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-27 21:36:01,533 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-27 21:36:01,533 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-27 21:36:01,533 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-27 21:36:01,561 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states. [2020-08-27 21:36:01,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-08-27 21:36:01,573 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:36:01,574 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] [2020-08-27 21:36:01,575 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:36:01,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:36:01,583 INFO L82 PathProgramCache]: Analyzing trace with hash -83384634, now seen corresponding path program 1 times [2020-08-27 21:36:01,593 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:36:01,593 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [586071390] [2020-08-27 21:36:01,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:36:01,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:02,337 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:36:02,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:36:02,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:02,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:36:02,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:02,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:36:02,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:02,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:36:02,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:02,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:36:02,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:02,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-27 21:36:02,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:02,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-27 21:36:02,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:02,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-08-27 21:36:02,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:02,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:36:02,455 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [586071390] [2020-08-27 21:36:02,458 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:36:02,458 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-27 21:36:02,459 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798378512] [2020-08-27 21:36:02,466 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-27 21:36:02,466 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:36:02,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-27 21:36:02,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-27 21:36:02,487 INFO L87 Difference]: Start difference. First operand 181 states. Second operand 4 states. [2020-08-27 21:36:03,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:36:03,591 INFO L93 Difference]: Finished difference Result 293 states and 388 transitions. [2020-08-27 21:36:03,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-27 21:36:03,593 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-08-27 21:36:03,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:36:03,611 INFO L225 Difference]: With dead ends: 293 [2020-08-27 21:36:03,612 INFO L226 Difference]: Without dead ends: 164 [2020-08-27 21:36:03,617 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-27 21:36:03,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-08-27 21:36:03,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 130. [2020-08-27 21:36:03,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2020-08-27 21:36:03,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 155 transitions. [2020-08-27 21:36:03,726 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 155 transitions. Word has length 51 [2020-08-27 21:36:03,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:36:03,726 INFO L479 AbstractCegarLoop]: Abstraction has 130 states and 155 transitions. [2020-08-27 21:36:03,726 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-27 21:36:03,727 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 155 transitions. [2020-08-27 21:36:03,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-08-27 21:36:03,732 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:36:03,732 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] [2020-08-27 21:36:03,734 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-27 21:36:03,734 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:36:03,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:36:03,735 INFO L82 PathProgramCache]: Analyzing trace with hash -38187558, now seen corresponding path program 1 times [2020-08-27 21:36:03,735 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:36:03,736 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1053658436] [2020-08-27 21:36:03,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:36:03,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:04,176 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:36:04,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:36:04,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:04,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:36:04,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:04,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:36:04,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:04,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:36:04,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:04,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:36:04,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:04,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-27 21:36:04,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:04,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-27 21:36:04,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:04,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-27 21:36:04,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:04,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:36:04,247 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1053658436] [2020-08-27 21:36:04,247 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:36:04,248 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-27 21:36:04,248 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567011287] [2020-08-27 21:36:04,250 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-27 21:36:04,250 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:36:04,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-27 21:36:04,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-27 21:36:04,251 INFO L87 Difference]: Start difference. First operand 130 states and 155 transitions. Second operand 5 states. [2020-08-27 21:36:04,796 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-27 21:36:05,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:36:05,872 INFO L93 Difference]: Finished difference Result 232 states and 291 transitions. [2020-08-27 21:36:05,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-27 21:36:05,873 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-08-27 21:36:05,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:36:05,877 INFO L225 Difference]: With dead ends: 232 [2020-08-27 21:36:05,878 INFO L226 Difference]: Without dead ends: 154 [2020-08-27 21:36:05,879 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-27 21:36:05,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2020-08-27 21:36:05,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 121. [2020-08-27 21:36:05,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2020-08-27 21:36:05,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 143 transitions. [2020-08-27 21:36:05,923 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 143 transitions. Word has length 52 [2020-08-27 21:36:05,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:36:05,923 INFO L479 AbstractCegarLoop]: Abstraction has 121 states and 143 transitions. [2020-08-27 21:36:05,924 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-27 21:36:05,924 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 143 transitions. [2020-08-27 21:36:05,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-08-27 21:36:05,926 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:36:05,927 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] [2020-08-27 21:36:05,927 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-27 21:36:05,927 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:36:05,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:36:05,927 INFO L82 PathProgramCache]: Analyzing trace with hash -47793526, now seen corresponding path program 1 times [2020-08-27 21:36:05,928 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:36:05,928 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1021270993] [2020-08-27 21:36:05,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:36:05,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:06,314 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:36:06,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:36:06,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:06,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:36:06,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:06,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:36:06,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:06,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:36:06,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:06,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:36:06,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:06,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-27 21:36:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:06,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-27 21:36:06,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:06,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-08-27 21:36:06,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:06,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:36:06,435 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1021270993] [2020-08-27 21:36:06,436 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:36:06,436 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-27 21:36:06,436 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344062975] [2020-08-27 21:36:06,437 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-27 21:36:06,437 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:36:06,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-27 21:36:06,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-27 21:36:06,438 INFO L87 Difference]: Start difference. First operand 121 states and 143 transitions. Second operand 9 states. [2020-08-27 21:36:06,905 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:36:07,314 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:07,638 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:07,949 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:08,853 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-27 21:36:10,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:36:10,901 INFO L93 Difference]: Finished difference Result 411 states and 525 transitions. [2020-08-27 21:36:10,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-27 21:36:10,902 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 56 [2020-08-27 21:36:10,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:36:10,906 INFO L225 Difference]: With dead ends: 411 [2020-08-27 21:36:10,907 INFO L226 Difference]: Without dead ends: 318 [2020-08-27 21:36:10,908 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-08-27 21:36:10,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2020-08-27 21:36:10,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 257. [2020-08-27 21:36:10,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2020-08-27 21:36:10,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 316 transitions. [2020-08-27 21:36:10,984 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 316 transitions. Word has length 56 [2020-08-27 21:36:10,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:36:10,984 INFO L479 AbstractCegarLoop]: Abstraction has 257 states and 316 transitions. [2020-08-27 21:36:10,985 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-27 21:36:10,985 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 316 transitions. [2020-08-27 21:36:10,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-08-27 21:36:10,988 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:36:10,988 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] [2020-08-27 21:36:10,988 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-27 21:36:10,988 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:36:10,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:36:10,989 INFO L82 PathProgramCache]: Analyzing trace with hash -670381442, now seen corresponding path program 1 times [2020-08-27 21:36:10,989 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:36:10,989 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1052329526] [2020-08-27 21:36:10,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:36:11,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:11,413 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:36:11,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:36:11,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:11,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:36:11,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:11,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:36:11,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:11,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:36:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:11,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:36:11,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:11,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-27 21:36:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:11,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-27 21:36:11,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:11,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-08-27 21:36:11,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:11,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-08-27 21:36:11,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:11,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:36:11,527 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1052329526] [2020-08-27 21:36:11,527 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:36:11,527 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-27 21:36:11,527 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498515091] [2020-08-27 21:36:11,528 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-27 21:36:11,528 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:36:11,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-27 21:36:11,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-27 21:36:11,529 INFO L87 Difference]: Start difference. First operand 257 states and 316 transitions. Second operand 9 states. [2020-08-27 21:36:12,025 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:36:13,277 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:13,745 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:36:14,102 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:14,492 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:16,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:36:16,054 INFO L93 Difference]: Finished difference Result 821 states and 1099 transitions. [2020-08-27 21:36:16,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-08-27 21:36:16,055 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2020-08-27 21:36:16,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:36:16,062 INFO L225 Difference]: With dead ends: 821 [2020-08-27 21:36:16,062 INFO L226 Difference]: Without dead ends: 592 [2020-08-27 21:36:16,064 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-08-27 21:36:16,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2020-08-27 21:36:16,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 462. [2020-08-27 21:36:16,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 462 states. [2020-08-27 21:36:16,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 572 transitions. [2020-08-27 21:36:16,182 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 572 transitions. Word has length 62 [2020-08-27 21:36:16,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:36:16,182 INFO L479 AbstractCegarLoop]: Abstraction has 462 states and 572 transitions. [2020-08-27 21:36:16,182 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-27 21:36:16,183 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 572 transitions. [2020-08-27 21:36:16,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-08-27 21:36:16,186 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:36:16,186 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] [2020-08-27 21:36:16,186 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-27 21:36:16,186 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:36:16,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:36:16,187 INFO L82 PathProgramCache]: Analyzing trace with hash 1429119450, now seen corresponding path program 1 times [2020-08-27 21:36:16,187 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:36:16,187 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [930154461] [2020-08-27 21:36:16,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:36:16,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:16,612 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:36:16,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:36:16,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:16,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:36:16,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:16,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:36:16,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:16,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:36:16,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:16,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:36:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:16,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-27 21:36:16,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:16,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-08-27 21:36:16,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:16,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-27 21:36:16,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:16,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-27 21:36:16,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:16,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-08-27 21:36:16,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:36:16,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:36:16,735 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [930154461] [2020-08-27 21:36:16,736 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:36:16,736 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-08-27 21:36:16,736 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750062338] [2020-08-27 21:36:16,737 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-27 21:36:16,737 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:36:16,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-27 21:36:16,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-08-27 21:36:16,738 INFO L87 Difference]: Start difference. First operand 462 states and 572 transitions. Second operand 10 states. [2020-08-27 21:36:17,223 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:36:18,378 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:18,722 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:19,044 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:19,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:36:19,612 INFO L93 Difference]: Finished difference Result 827 states and 1100 transitions. [2020-08-27 21:36:19,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-08-27 21:36:19,613 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 66 [2020-08-27 21:36:19,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:36:19,614 INFO L225 Difference]: With dead ends: 827 [2020-08-27 21:36:19,614 INFO L226 Difference]: Without dead ends: 0 [2020-08-27 21:36:19,617 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2020-08-27 21:36:19,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-27 21:36:19,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-27 21:36:19,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-27 21:36:19,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-27 21:36:19,619 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2020-08-27 21:36:19,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:36:19,620 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-27 21:36:19,620 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-27 21:36:19,620 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-27 21:36:19,620 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-27 21:36:19,620 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-27 21:36:19,623 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-27 21:36:19,815 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:19,984 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:20,144 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:20,304 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:20,469 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:20,640 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:20,802 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:20,963 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:21,118 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:21,276 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:21,429 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:21,596 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:22,014 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-08-27 21:36:22,428 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-08-27 21:36:22,751 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 190 [2020-08-27 21:36:23,134 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 191 [2020-08-27 21:36:23,542 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 191 [2020-08-27 21:36:23,820 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-08-27 21:36:24,103 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-08-27 21:36:24,473 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-08-27 21:36:24,782 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 190 [2020-08-27 21:36:25,152 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-08-27 21:36:25,527 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 191 [2020-08-27 21:36:25,888 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 191 [2020-08-27 21:36:26,166 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-08-27 21:36:26,450 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-08-27 21:36:26,865 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 6 [2020-08-27 21:36:27,021 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:27,180 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:27,339 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:27,500 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:27,961 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 6 [2020-08-27 21:36:28,106 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:36:28,263 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:28,424 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:28,573 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:36:28,725 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-27 21:36:28,878 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-27 21:36:29,035 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:29,187 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:29,344 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:29,492 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:36:29,649 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:29,802 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-27 21:36:29,954 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:30,117 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:30,269 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:30,427 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:30,578 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:36:30,732 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:30,887 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:31,039 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:31,197 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:31,354 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:31,512 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:31,661 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:36:31,812 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-27 21:36:31,965 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-27 21:36:32,122 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:32,282 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:32,451 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:32,610 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:32,770 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:32,932 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-08-27 21:36:33,093 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-08-27 21:36:33,251 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:33,399 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:36:33,557 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:33,714 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:33,868 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:34,021 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-27 21:36:34,180 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:34,338 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:34,491 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:34,643 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-27 21:36:34,800 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:34,959 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:35,119 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:35,277 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:35,466 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:35,614 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:36:35,766 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:35,949 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:36,329 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-08-27 21:36:36,699 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-08-27 21:36:37,055 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 192 [2020-08-27 21:36:37,348 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-08-27 21:36:37,642 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-08-27 21:36:37,935 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-08-27 21:36:38,225 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-08-27 21:36:38,595 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-08-27 21:36:38,949 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 192 [2020-08-27 21:36:39,320 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-08-27 21:36:39,616 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-08-27 21:36:39,973 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 192 [2020-08-27 21:36:40,267 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-08-27 21:36:40,558 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-08-27 21:36:40,714 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-27 21:36:40,867 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:41,014 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:36:41,171 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:41,325 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:41,482 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:41,642 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:41,800 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:41,969 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:42,121 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:42,274 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:42,433 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:42,594 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:42,753 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:42,901 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:36:43,054 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:43,209 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:43,367 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:43,523 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-27 21:36:43,944 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 6 [2020-08-27 21:36:44,114 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:44,284 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:44,436 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:44,589 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-27 21:36:44,746 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:44,894 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:36:45,051 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:45,203 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:45,358 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-27 21:36:45,515 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:45,672 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:45,829 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:45,986 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:46,299 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 6 [2020-08-27 21:36:46,451 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-27 21:36:46,604 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:46,753 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:36:46,910 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:47,062 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:36:47,219 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-08-27 21:36:47,540 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 6 [2020-08-27 21:36:47,982 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 9 [2020-08-27 21:36:48,209 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-08-27 21:36:48,447 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-08-27 21:36:48,673 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-08-27 21:36:48,898 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2020-08-27 21:36:49,359 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 14 [2020-08-27 21:36:49,800 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 9 [2020-08-27 21:36:50,090 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:36:50,550 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 14 [2020-08-27 21:36:50,766 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-27 21:36:51,164 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 8 [2020-08-27 21:36:51,408 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 27 [2020-08-27 21:36:51,642 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 27 [2020-08-27 21:36:52,056 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 8 [2020-08-27 21:36:52,416 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 9 [2020-08-27 21:36:52,837 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 13 [2020-08-27 21:36:53,116 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-08-27 21:36:53,771 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 17 [2020-08-27 21:36:54,196 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 8 [2020-08-27 21:36:54,420 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15 [2020-08-27 21:36:54,836 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 9 [2020-08-27 21:36:55,056 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-08-27 21:36:55,294 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-08-27 21:36:55,509 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-08-27 21:36:55,995 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 11 [2020-08-27 21:36:56,428 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 8 [2020-08-27 21:36:56,445 INFO L268 CegarLoopResult]: For program point L477(lines 454 478) no Hoare annotation was computed. [2020-08-27 21:36:56,446 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 430 485) no Hoare annotation was computed. [2020-08-27 21:36:56,446 INFO L268 CegarLoopResult]: For program point L461(lines 461 465) no Hoare annotation was computed. [2020-08-27 21:36:56,446 INFO L268 CegarLoopResult]: For program point L461-1(lines 461 465) no Hoare annotation was computed. [2020-08-27 21:36:56,446 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-08-27 21:36:56,446 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 430 485) no Hoare annotation was computed. [2020-08-27 21:36:56,447 INFO L268 CegarLoopResult]: For program point L455-2(lines 455 476) no Hoare annotation was computed. [2020-08-27 21:36:56,447 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 430 485) no Hoare annotation was computed. [2020-08-27 21:36:56,447 INFO L268 CegarLoopResult]: For program point L513(line 513) no Hoare annotation was computed. [2020-08-27 21:36:56,447 INFO L268 CegarLoopResult]: For program point L512-2(lines 512 537) no Hoare annotation was computed. [2020-08-27 21:36:56,447 INFO L268 CegarLoopResult]: For program point L538(lines 511 539) no Hoare annotation was computed. [2020-08-27 21:36:56,447 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 486 545) no Hoare annotation was computed. [2020-08-27 21:36:56,447 INFO L268 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-08-27 21:36:56,448 INFO L268 CegarLoopResult]: For program point L531-1(line 531) no Hoare annotation was computed. [2020-08-27 21:36:56,448 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 486 545) no Hoare annotation was computed. [2020-08-27 21:36:56,448 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 486 545) no Hoare annotation was computed. [2020-08-27 21:36:56,448 INFO L268 CegarLoopResult]: For program point L518(lines 518 522) no Hoare annotation was computed. [2020-08-27 21:36:56,448 INFO L268 CegarLoopResult]: For program point L518-1(lines 518 522) no Hoare annotation was computed. [2020-08-27 21:36:56,448 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 361 367) the Hoare annotation is: true [2020-08-27 21:36:56,449 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 361 367) no Hoare annotation was computed. [2020-08-27 21:36:56,449 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 368 376) no Hoare annotation was computed. [2020-08-27 21:36:56,449 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 368 376) the Hoare annotation is: true [2020-08-27 21:36:56,449 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 368 376) no Hoare annotation was computed. [2020-08-27 21:36:56,449 INFO L268 CegarLoopResult]: For program point L866-1(lines 866 873) no Hoare annotation was computed. [2020-08-27 21:36:56,449 INFO L268 CegarLoopResult]: For program point L864(line 864) no Hoare annotation was computed. [2020-08-27 21:36:56,450 INFO L264 CegarLoopResult]: At program point L863(line 863) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:36:56,450 INFO L264 CegarLoopResult]: At program point L862(line 862) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:36:56,450 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 856 878) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:36:56,451 INFO L264 CegarLoopResult]: At program point L862-1(line 862) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:36:56,451 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 856 878) no Hoare annotation was computed. [2020-08-27 21:36:56,451 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 856 878) no Hoare annotation was computed. [2020-08-27 21:36:56,451 INFO L264 CegarLoopResult]: At program point L868(line 868) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~9 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:36:56,451 INFO L264 CegarLoopResult]: At program point L868-1(line 868) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~9 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:36:56,452 INFO L268 CegarLoopResult]: For program point L866(lines 866 873) no Hoare annotation was computed. [2020-08-27 21:36:56,452 INFO L268 CegarLoopResult]: For program point L832(line 832) no Hoare annotation was computed. [2020-08-27 21:36:56,452 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 814 837) no Hoare annotation was computed. [2020-08-27 21:36:56,452 INFO L268 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-08-27 21:36:56,452 INFO L268 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-08-27 21:36:56,452 INFO L268 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-08-27 21:36:56,452 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 814 837) no Hoare annotation was computed. [2020-08-27 21:36:56,453 INFO L268 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-08-27 21:36:56,453 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 814 837) no Hoare annotation was computed. [2020-08-27 21:36:56,453 INFO L268 CegarLoopResult]: For program point L827(line 827) no Hoare annotation was computed. [2020-08-27 21:36:56,453 INFO L268 CegarLoopResult]: For program point L826(line 826) no Hoare annotation was computed. [2020-08-27 21:36:56,453 INFO L268 CegarLoopResult]: For program point L825(line 825) no Hoare annotation was computed. [2020-08-27 21:36:56,453 INFO L268 CegarLoopResult]: For program point L824(line 824) no Hoare annotation was computed. [2020-08-27 21:36:56,453 INFO L268 CegarLoopResult]: For program point L823(line 823) no Hoare annotation was computed. [2020-08-27 21:36:56,453 INFO L268 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-08-27 21:36:56,454 INFO L268 CegarLoopResult]: For program point L821(line 821) no Hoare annotation was computed. [2020-08-27 21:36:56,454 INFO L268 CegarLoopResult]: For program point L820(line 820) no Hoare annotation was computed. [2020-08-27 21:36:56,454 INFO L268 CegarLoopResult]: For program point L819(line 819) no Hoare annotation was computed. [2020-08-27 21:36:56,458 INFO L264 CegarLoopResult]: At program point L184(line 184) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:36:56,458 INFO L268 CegarLoopResult]: For program point L184-1(lines 165 189) no Hoare annotation was computed. [2020-08-27 21:36:56,458 INFO L264 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:36:56,458 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 165 189) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:36:56,459 INFO L264 CegarLoopResult]: At program point L175(line 175) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:36:56,459 INFO L268 CegarLoopResult]: For program point L173(lines 173 181) no Hoare annotation was computed. [2020-08-27 21:36:56,459 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 165 189) no Hoare annotation was computed. [2020-08-27 21:36:56,459 INFO L264 CegarLoopResult]: At program point L171(line 171) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:36:56,459 INFO L268 CegarLoopResult]: For program point L171-1(line 171) no Hoare annotation was computed. [2020-08-27 21:36:56,459 INFO L268 CegarLoopResult]: For program point L169(lines 169 186) no Hoare annotation was computed. [2020-08-27 21:36:56,459 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 324 338) no Hoare annotation was computed. [2020-08-27 21:36:56,460 INFO L264 CegarLoopResult]: At program point L330(line 330) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-27 21:36:56,460 INFO L268 CegarLoopResult]: For program point L328(lines 328 334) no Hoare annotation was computed. [2020-08-27 21:36:56,460 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 324 338) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-08-27 21:36:56,460 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 324 338) no Hoare annotation was computed. [2020-08-27 21:36:56,460 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 260 268) no Hoare annotation was computed. [2020-08-27 21:36:56,460 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 260 268) the Hoare annotation is: true [2020-08-27 21:36:56,460 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 260 268) no Hoare annotation was computed. [2020-08-27 21:36:56,461 INFO L268 CegarLoopResult]: For program point L314(lines 314 318) no Hoare annotation was computed. [2020-08-27 21:36:56,461 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 305 323) the Hoare annotation is: true [2020-08-27 21:36:56,461 INFO L271 CegarLoopResult]: At program point L312(line 312) the Hoare annotation is: true [2020-08-27 21:36:56,461 INFO L268 CegarLoopResult]: For program point L314-2(lines 314 318) no Hoare annotation was computed. [2020-08-27 21:36:56,461 INFO L268 CegarLoopResult]: For program point L312-1(line 312) no Hoare annotation was computed. [2020-08-27 21:36:56,461 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 305 323) no Hoare annotation was computed. [2020-08-27 21:36:56,461 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 305 323) no Hoare annotation was computed. [2020-08-27 21:36:56,461 INFO L268 CegarLoopResult]: For program point L288(lines 288 296) no Hoare annotation was computed. [2020-08-27 21:36:56,461 INFO L268 CegarLoopResult]: For program point L288-2(lines 288 296) no Hoare annotation was computed. [2020-08-27 21:36:56,462 INFO L268 CegarLoopResult]: For program point L276(lines 276 284) no Hoare annotation was computed. [2020-08-27 21:36:56,462 INFO L268 CegarLoopResult]: For program point L276-2(lines 276 284) no Hoare annotation was computed. [2020-08-27 21:36:56,462 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 269 304) no Hoare annotation was computed. [2020-08-27 21:36:56,462 INFO L268 CegarLoopResult]: For program point L299(line 299) no Hoare annotation was computed. [2020-08-27 21:36:56,462 INFO L268 CegarLoopResult]: For program point L299-1(line 299) no Hoare annotation was computed. [2020-08-27 21:36:56,462 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 269 304) no Hoare annotation was computed. [2020-08-27 21:36:56,462 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 269 304) no Hoare annotation was computed. [2020-08-27 21:36:56,462 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 354 360) no Hoare annotation was computed. [2020-08-27 21:36:56,463 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 354 360) the Hoare annotation is: true [2020-08-27 21:36:56,463 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 384 429) no Hoare annotation was computed. [2020-08-27 21:36:56,463 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 384 429) no Hoare annotation was computed. [2020-08-27 21:36:56,463 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 384 429) no Hoare annotation was computed. [2020-08-27 21:36:56,463 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 697 742) no Hoare annotation was computed. [2020-08-27 21:36:56,463 INFO L268 CegarLoopResult]: For program point L717(lines 717 724) no Hoare annotation was computed. [2020-08-27 21:36:56,463 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 697 742) no Hoare annotation was computed. [2020-08-27 21:36:56,463 INFO L268 CegarLoopResult]: For program point L711(lines 711 731) no Hoare annotation was computed. [2020-08-27 21:36:56,464 INFO L268 CegarLoopResult]: For program point L711-1(lines 711 731) no Hoare annotation was computed. [2020-08-27 21:36:56,464 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 697 742) no Hoare annotation was computed. [2020-08-27 21:36:56,464 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 845 855) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:36:56,464 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 845 855) no Hoare annotation was computed. [2020-08-27 21:36:56,464 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 845 855) no Hoare annotation was computed. [2020-08-27 21:36:56,464 INFO L264 CegarLoopResult]: At program point L850(line 850) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:36:56,464 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 249 259) the Hoare annotation is: true [2020-08-27 21:36:56,465 INFO L271 CegarLoopResult]: At program point L254(line 254) the Hoare annotation is: true [2020-08-27 21:36:56,465 INFO L268 CegarLoopResult]: For program point L254-1(line 254) no Hoare annotation was computed. [2020-08-27 21:36:56,465 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 249 259) no Hoare annotation was computed. [2020-08-27 21:36:56,465 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 249 259) no Hoare annotation was computed. [2020-08-27 21:36:56,465 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 241 248) the Hoare annotation is: true [2020-08-27 21:36:56,465 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 241 248) no Hoare annotation was computed. [2020-08-27 21:36:56,465 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 241 248) no Hoare annotation was computed. [2020-08-27 21:36:56,467 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 191 215) no Hoare annotation was computed. [2020-08-27 21:36:56,467 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 191 215) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:36:56,467 INFO L264 CegarLoopResult]: At program point L210(line 210) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:36:56,467 INFO L268 CegarLoopResult]: For program point L210-1(lines 191 215) no Hoare annotation was computed. [2020-08-27 21:36:56,468 INFO L264 CegarLoopResult]: At program point L205(line 205) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:36:56,468 INFO L264 CegarLoopResult]: At program point L201(line 201) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:36:56,470 INFO L268 CegarLoopResult]: For program point L199(lines 199 207) no Hoare annotation was computed. [2020-08-27 21:36:56,470 INFO L264 CegarLoopResult]: At program point L197(line 197) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:36:56,470 INFO L268 CegarLoopResult]: For program point L197-1(line 197) no Hoare annotation was computed. [2020-08-27 21:36:56,470 INFO L268 CegarLoopResult]: For program point L195(lines 195 212) no Hoare annotation was computed. [2020-08-27 21:36:56,470 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 157 163) no Hoare annotation was computed. [2020-08-27 21:36:56,470 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 157 163) the Hoare annotation is: true [2020-08-27 21:36:56,471 INFO L264 CegarLoopResult]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:36:56,471 INFO L264 CegarLoopResult]: At program point L93(line 93) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:36:56,472 INFO L268 CegarLoopResult]: For program point L91(lines 91 97) no Hoare annotation was computed. [2020-08-27 21:36:56,472 INFO L264 CegarLoopResult]: At program point L91-1(lines 85 98) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:36:56,473 INFO L268 CegarLoopResult]: For program point L56(lines 55 102) no Hoare annotation was computed. [2020-08-27 21:36:56,473 INFO L268 CegarLoopResult]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2020-08-27 21:36:56,473 INFO L268 CegarLoopResult]: For program point L85(lines 85 98) no Hoare annotation was computed. [2020-08-27 21:36:56,473 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:36:56,473 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-08-27 21:36:56,473 INFO L268 CegarLoopResult]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2020-08-27 21:36:56,473 INFO L264 CegarLoopResult]: At program point L100(lines 55 102) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:36:56,473 INFO L264 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:36:56,474 INFO L268 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-08-27 21:36:56,474 INFO L268 CegarLoopResult]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2020-08-27 21:36:56,474 INFO L268 CegarLoopResult]: For program point L57(lines 57 61) no Hoare annotation was computed. [2020-08-27 21:36:56,474 INFO L264 CegarLoopResult]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:36:56,474 INFO L268 CegarLoopResult]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2020-08-27 21:36:56,474 INFO L268 CegarLoopResult]: For program point L671(lines 671 678) no Hoare annotation was computed. [2020-08-27 21:36:56,474 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 651 696) no Hoare annotation was computed. [2020-08-27 21:36:56,474 INFO L268 CegarLoopResult]: For program point L665(lines 665 685) no Hoare annotation was computed. [2020-08-27 21:36:56,475 INFO L268 CegarLoopResult]: For program point L665-1(lines 665 685) no Hoare annotation was computed. [2020-08-27 21:36:56,475 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 651 696) no Hoare annotation was computed. [2020-08-27 21:36:56,475 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 651 696) no Hoare annotation was computed. [2020-08-27 21:36:56,475 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 216 223) no Hoare annotation was computed. [2020-08-27 21:36:56,475 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 216 223) no Hoare annotation was computed. [2020-08-27 21:36:56,475 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 216 223) no Hoare annotation was computed. [2020-08-27 21:36:56,475 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 960 968) no Hoare annotation was computed. [2020-08-27 21:36:56,475 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 960 968) the Hoare annotation is: true [2020-08-27 21:36:56,476 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 960 968) no Hoare annotation was computed. [2020-08-27 21:36:56,476 INFO L264 CegarLoopResult]: At program point L768(line 768) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-27 21:36:56,476 INFO L268 CegarLoopResult]: For program point L766(lines 766 772) no Hoare annotation was computed. [2020-08-27 21:36:56,476 INFO L268 CegarLoopResult]: For program point L765(lines 765 775) no Hoare annotation was computed. [2020-08-27 21:36:56,476 INFO L264 CegarLoopResult]: At program point L763(line 763) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-08-27 21:36:56,476 INFO L268 CegarLoopResult]: For program point L763-1(line 763) no Hoare annotation was computed. [2020-08-27 21:36:56,476 INFO L268 CegarLoopResult]: For program point L761(lines 761 778) no Hoare annotation was computed. [2020-08-27 21:36:56,478 INFO L268 CegarLoopResult]: For program point L761-1(lines 753 781) no Hoare annotation was computed. [2020-08-27 21:36:56,478 INFO L264 CegarLoopResult]: At program point L759(line 759) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-08-27 21:36:56,478 INFO L268 CegarLoopResult]: For program point L759-1(line 759) no Hoare annotation was computed. [2020-08-27 21:36:56,478 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 753 781) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-08-27 21:36:56,478 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 753 781) no Hoare annotation was computed. [2020-08-27 21:36:56,478 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 928 950) no Hoare annotation was computed. [2020-08-27 21:36:56,478 INFO L268 CegarLoopResult]: For program point L936(lines 936 944) no Hoare annotation was computed. [2020-08-27 21:36:56,479 INFO L268 CegarLoopResult]: For program point L936-2(lines 936 944) no Hoare annotation was computed. [2020-08-27 21:36:56,479 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 928 950) no Hoare annotation was computed. [2020-08-27 21:36:56,479 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 928 950) no Hoare annotation was computed. [2020-08-27 21:36:56,479 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 745 752) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-08-27 21:36:56,479 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 745 752) no Hoare annotation was computed. [2020-08-27 21:36:56,479 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 745 752) no Hoare annotation was computed. [2020-08-27 21:36:56,480 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 344 353) no Hoare annotation was computed. [2020-08-27 21:36:56,481 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 344 353) no Hoare annotation was computed. [2020-08-27 21:36:56,481 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 344 353) no Hoare annotation was computed. [2020-08-27 21:36:56,481 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 548 650) no Hoare annotation was computed. [2020-08-27 21:36:56,481 INFO L268 CegarLoopResult]: For program point L572(lines 572 576) no Hoare annotation was computed. [2020-08-27 21:36:56,481 INFO L268 CegarLoopResult]: For program point L636(lines 636 647) no Hoare annotation was computed. [2020-08-27 21:36:56,481 INFO L268 CegarLoopResult]: For program point L599(lines 599 603) no Hoare annotation was computed. [2020-08-27 21:36:56,481 INFO L268 CegarLoopResult]: For program point L597-2(lines 597 617) no Hoare annotation was computed. [2020-08-27 21:36:56,481 INFO L268 CegarLoopResult]: For program point L618(lines 596 619) no Hoare annotation was computed. [2020-08-27 21:36:56,481 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 548 650) no Hoare annotation was computed. [2020-08-27 21:36:56,482 INFO L268 CegarLoopResult]: For program point L577(lines 577 593) no Hoare annotation was computed. [2020-08-27 21:36:56,482 INFO L268 CegarLoopResult]: For program point L637(lines 637 644) no Hoare annotation was computed. [2020-08-27 21:36:56,482 INFO L268 CegarLoopResult]: For program point L598(lines 597 617) no Hoare annotation was computed. [2020-08-27 21:36:56,482 INFO L268 CegarLoopResult]: For program point L629(line 629) no Hoare annotation was computed. [2020-08-27 21:36:56,482 INFO L268 CegarLoopResult]: For program point L629-1(line 629) no Hoare annotation was computed. [2020-08-27 21:36:56,482 INFO L268 CegarLoopResult]: For program point L594(lines 594 635) no Hoare annotation was computed. [2020-08-27 21:36:56,482 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 548 650) no Hoare annotation was computed. [2020-08-27 21:36:56,482 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-08-27 21:36:56,482 INFO L268 CegarLoopResult]: For program point L613-1(line 613) no Hoare annotation was computed. [2020-08-27 21:36:56,483 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:36:56,483 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-27 21:36:56,483 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:36:56,483 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 224 240) no Hoare annotation was computed. [2020-08-27 21:36:56,483 INFO L268 CegarLoopResult]: For program point L235(line 235) no Hoare annotation was computed. [2020-08-27 21:36:56,483 INFO L268 CegarLoopResult]: For program point L235-1(lines 224 240) no Hoare annotation was computed. [2020-08-27 21:36:56,484 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 224 240) no Hoare annotation was computed. [2020-08-27 21:36:56,485 INFO L268 CegarLoopResult]: For program point L231(lines 231 237) no Hoare annotation was computed. [2020-08-27 21:36:56,485 INFO L268 CegarLoopResult]: For program point L229(line 229) no Hoare annotation was computed. [2020-08-27 21:36:56,485 INFO L268 CegarLoopResult]: For program point L229-1(line 229) no Hoare annotation was computed. [2020-08-27 21:36:56,486 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 951 959) no Hoare annotation was computed. [2020-08-27 21:36:56,486 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 951 959) no Hoare annotation was computed. [2020-08-27 21:36:56,486 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 951 959) no Hoare annotation was computed. [2020-08-27 21:36:56,486 INFO L268 CegarLoopResult]: For program point L911-1(lines 907 918) no Hoare annotation was computed. [2020-08-27 21:36:56,486 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 907 918) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-27 21:36:56,486 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 907 918) no Hoare annotation was computed. [2020-08-27 21:36:56,486 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:36:56,486 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-27 21:36:56,486 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:36:56,487 INFO L264 CegarLoopResult]: At program point L146(line 146) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:36:56,487 INFO L264 CegarLoopResult]: At program point L144(lines 144 150) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:36:56,487 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 133 156) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-27 21:36:56,489 INFO L264 CegarLoopResult]: At program point L139(line 139) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-27 21:36:56,489 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 133 156) no Hoare annotation was computed. [2020-08-27 21:36:56,489 INFO L268 CegarLoopResult]: For program point L137(lines 136 155) no Hoare annotation was computed. [2020-08-27 21:36:56,489 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 133 156) no Hoare annotation was computed. [2020-08-27 21:36:56,489 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 784 813) no Hoare annotation was computed. [2020-08-27 21:36:56,489 INFO L268 CegarLoopResult]: For program point L798(lines 798 802) no Hoare annotation was computed. [2020-08-27 21:36:56,489 INFO L271 CegarLoopResult]: At program point L798-1(lines 798 802) the Hoare annotation is: true [2020-08-27 21:36:56,489 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 784 813) the Hoare annotation is: true [2020-08-27 21:36:56,490 INFO L268 CegarLoopResult]: For program point L795(line 795) no Hoare annotation was computed. [2020-08-27 21:36:56,490 INFO L271 CegarLoopResult]: At program point L794-2(lines 794 808) the Hoare annotation is: true [2020-08-27 21:36:56,490 INFO L271 CegarLoopResult]: At program point L790(line 790) the Hoare annotation is: true [2020-08-27 21:36:56,490 INFO L268 CegarLoopResult]: For program point L790-1(line 790) no Hoare annotation was computed. [2020-08-27 21:36:56,490 INFO L271 CegarLoopResult]: At program point L809(lines 784 813) the Hoare annotation is: true [2020-08-27 21:36:56,490 INFO L268 CegarLoopResult]: For program point L805(line 805) no Hoare annotation was computed. [2020-08-27 21:36:56,490 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 919 927) the Hoare annotation is: true [2020-08-27 21:36:56,491 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 919 927) no Hoare annotation was computed. [2020-08-27 21:36:56,491 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 919 927) no Hoare annotation was computed. [2020-08-27 21:36:56,491 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 883 894) the Hoare annotation is: true [2020-08-27 21:36:56,491 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 883 894) no Hoare annotation was computed. [2020-08-27 21:36:56,491 INFO L268 CegarLoopResult]: For program point L887-1(lines 883 894) no Hoare annotation was computed. [2020-08-27 21:36:56,491 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 838 844) no Hoare annotation was computed. [2020-08-27 21:36:56,491 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 838 844) the Hoare annotation is: true [2020-08-27 21:36:56,491 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:36:56,492 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-08-27 21:36:56,492 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-27 21:36:56,492 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:36:56,492 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 895 906) no Hoare annotation was computed. [2020-08-27 21:36:56,492 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 895 906) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-27 21:36:56,492 INFO L268 CegarLoopResult]: For program point L899-1(lines 895 906) no Hoare annotation was computed. [2020-08-27 21:36:56,492 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 112 119) no Hoare annotation was computed. [2020-08-27 21:36:56,492 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 116) no Hoare annotation was computed. [2020-08-27 21:36:56,493 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 112 119) the Hoare annotation is: true [2020-08-27 21:36:56,493 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 112 119) no Hoare annotation was computed. [2020-08-27 21:36:56,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.08 09:36:56 BoogieIcfgContainer [2020-08-27 21:36:56,515 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-27 21:36:56,519 INFO L168 Benchmark]: Toolchain (without parser) took 57182.73 ms. Allocated memory was 141.0 MB in the beginning and 636.0 MB in the end (delta: 494.9 MB). Free memory was 103.5 MB in the beginning and 552.4 MB in the end (delta: -448.9 MB). Peak memory consumption was 496.5 MB. Max. memory is 7.1 GB. [2020-08-27 21:36:56,519 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-27 21:36:56,520 INFO L168 Benchmark]: CACSL2BoogieTranslator took 765.26 ms. Allocated memory was 141.0 MB in the beginning and 203.9 MB in the end (delta: 62.9 MB). Free memory was 103.3 MB in the beginning and 173.3 MB in the end (delta: -70.0 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. [2020-08-27 21:36:56,521 INFO L168 Benchmark]: Boogie Preprocessor took 110.04 ms. Allocated memory is still 203.9 MB. Free memory was 173.3 MB in the beginning and 169.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-08-27 21:36:56,522 INFO L168 Benchmark]: RCFGBuilder took 1231.51 ms. Allocated memory was 203.9 MB in the beginning and 234.9 MB in the end (delta: 30.9 MB). Free memory was 169.3 MB in the beginning and 194.3 MB in the end (delta: -25.1 MB). Peak memory consumption was 82.3 MB. Max. memory is 7.1 GB. [2020-08-27 21:36:56,522 INFO L168 Benchmark]: TraceAbstraction took 55070.37 ms. Allocated memory was 234.9 MB in the beginning and 636.0 MB in the end (delta: 401.1 MB). Free memory was 192.9 MB in the beginning and 552.4 MB in the end (delta: -359.5 MB). Peak memory consumption was 492.1 MB. Max. memory is 7.1 GB. [2020-08-27 21:36:56,524 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 765.26 ms. Allocated memory was 141.0 MB in the beginning and 203.9 MB in the end (delta: 62.9 MB). Free memory was 103.3 MB in the beginning and 173.3 MB in the end (delta: -70.0 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 110.04 ms. Allocated memory is still 203.9 MB. Free memory was 173.3 MB in the beginning and 169.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1231.51 ms. Allocated memory was 203.9 MB in the beginning and 234.9 MB in the end (delta: 30.9 MB). Free memory was 169.3 MB in the beginning and 194.3 MB in the end (delta: -25.1 MB). Peak memory consumption was 82.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 55070.37 ms. Allocated memory was 234.9 MB in the beginning and 636.0 MB in the end (delta: 401.1 MB). Free memory was 192.9 MB in the beginning and 552.4 MB in the end (delta: -359.5 MB). Peak memory consumption was 492.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 116]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 242 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 18.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 14.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 36.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 545 SDtfs, 1112 SDslu, 566 SDs, 0 SdLazy, 2637 SolverSat, 829 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 155 GetRequests, 95 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 6.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=462occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 258 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 637 PreInvPairs, 728 NumberOfFragments, 823 HoareAnnotationTreeSize, 637 FomulaSimplifications, 192822 FormulaSimplificationTreeSizeReduction, 27.9s HoareSimplificationTime, 61 FomulaSimplificationsInter, 19019 FormulaSimplificationTreeSizeReductionInter, 8.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 287 NumberOfCodeBlocks, 287 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 282 ConstructedInterpolants, 0 QuantifiedInterpolants, 83506 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...