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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 06:09:40,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 06:09:40,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 06:09:40,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 06:09:40,681 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 06:09:40,682 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 06:09:40,684 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 06:09:40,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 06:09:40,687 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 06:09:40,688 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 06:09:40,689 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 06:09:40,690 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 06:09:40,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 06:09:40,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 06:09:40,692 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 06:09:40,694 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 06:09:40,695 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 06:09:40,696 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 06:09:40,697 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 06:09:40,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 06:09:40,701 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 06:09:40,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 06:09:40,704 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 06:09:40,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 06:09:40,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 06:09:40,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 06:09:40,708 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 06:09:40,709 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 06:09:40,709 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 06:09:40,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 06:09:40,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 06:09:40,713 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 06:09:40,714 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 06:09:40,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 06:09:40,716 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 06:09:40,717 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 06:09:40,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 06:09:40,718 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 06:09:40,718 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 06:09:40,719 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 06:09:40,719 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 06:09:40,720 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-08 06:09:40,735 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 06:09:40,736 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 06:09:40,737 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 06:09:40,737 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 06:09:40,737 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 06:09:40,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 06:09:40,738 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 06:09:40,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 06:09:40,738 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 06:09:40,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 06:09:40,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 06:09:40,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 06:09:40,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 06:09:40,739 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 06:09:40,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 06:09:40,740 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 06:09:40,740 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 06:09:40,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 06:09:40,740 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 06:09:40,741 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 06:09:40,741 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 06:09:40,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 06:09:40,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 06:09:40,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 06:09:40,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 06:09:40,742 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 06:09:40,742 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 06:09:40,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 06:09:40,742 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 06:09:40,770 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 06:09:40,782 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 06:09:40,785 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 06:09:40,787 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 06:09:40,787 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 06:09:40,788 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product61.cil.c [2019-09-08 06:09:40,844 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c0927d13/53224a8eaf3143ec920fb3b14422882f/FLAG693b62675 [2019-09-08 06:09:41,327 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 06:09:41,331 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product61.cil.c [2019-09-08 06:09:41,352 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c0927d13/53224a8eaf3143ec920fb3b14422882f/FLAG693b62675 [2019-09-08 06:09:41,659 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c0927d13/53224a8eaf3143ec920fb3b14422882f [2019-09-08 06:09:41,669 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 06:09:41,670 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 06:09:41,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 06:09:41,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 06:09:41,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 06:09:41,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 06:09:41" (1/1) ... [2019-09-08 06:09:41,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a74fae0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:09:41, skipping insertion in model container [2019-09-08 06:09:41,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 06:09:41" (1/1) ... [2019-09-08 06:09:41,685 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 06:09:41,745 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 06:09:42,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 06:09:42,202 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 06:09:42,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 06:09:42,370 INFO L192 MainTranslator]: Completed translation [2019-09-08 06:09:42,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:09:42 WrapperNode [2019-09-08 06:09:42,370 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 06:09:42,371 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 06:09:42,371 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 06:09:42,372 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 06:09:42,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:09:42" (1/1) ... [2019-09-08 06:09:42,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:09:42" (1/1) ... [2019-09-08 06:09:42,405 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:09:42" (1/1) ... [2019-09-08 06:09:42,405 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:09:42" (1/1) ... [2019-09-08 06:09:42,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:09:42" (1/1) ... [2019-09-08 06:09:42,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:09:42" (1/1) ... [2019-09-08 06:09:42,481 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:09:42" (1/1) ... [2019-09-08 06:09:42,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 06:09:42,497 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 06:09:42,497 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 06:09:42,497 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 06:09:42,499 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:09:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-09-08 06:09:42,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 06:09:42,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 06:09:42,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-08 06:09:42,573 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-08 06:09:42,574 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-08 06:09:42,574 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-08 06:09:42,574 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-08 06:09:42,575 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-08 06:09:42,575 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-08 06:09:42,576 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-08 06:09:42,576 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-08 06:09:42,576 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-08 06:09:42,577 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-08 06:09:42,578 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-08 06:09:42,579 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-08 06:09:42,579 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-08 06:09:42,581 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-08 06:09:42,581 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-08 06:09:42,581 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-08 06:09:42,581 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-08 06:09:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-08 06:09:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-08 06:09:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-08 06:09:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-08 06:09:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-08 06:09:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-08 06:09:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-08 06:09:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-08 06:09:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-08 06:09:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-08 06:09:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 06:09:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-08 06:09:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-08 06:09:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-08 06:09:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-08 06:09:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-08 06:09:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-08 06:09:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-08 06:09:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-08 06:09:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-08 06:09:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-08 06:09:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-08 06:09:42,585 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 06:09:42,585 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 06:09:42,586 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-08 06:09:42,586 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-08 06:09:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-08 06:09:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-08 06:09:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-08 06:09:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-08 06:09:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-08 06:09:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-08 06:09:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-08 06:09:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-08 06:09:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-08 06:09:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-08 06:09:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-08 06:09:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-08 06:09:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-08 06:09:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-08 06:09:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-08 06:09:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-08 06:09:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-08 06:09:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-08 06:09:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-08 06:09:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-08 06:09:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-08 06:09:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-08 06:09:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 06:09:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-08 06:09:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-08 06:09:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-08 06:09:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-08 06:09:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-08 06:09:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-08 06:09:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-08 06:09:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-08 06:09:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 06:09:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-08 06:09:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-08 06:09:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 06:09:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 06:09:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-08 06:09:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 06:09:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 06:09:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 06:09:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 06:09:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-08 06:09:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 06:09:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-08 06:09:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-08 06:09:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 06:09:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-08 06:09:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-08 06:09:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-08 06:09:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 06:09:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 06:09:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 06:09:43,589 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 06:09:43,589 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-08 06:09:43,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 06:09:43 BoogieIcfgContainer [2019-09-08 06:09:43,590 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 06:09:43,591 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 06:09:43,592 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 06:09:43,594 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 06:09:43,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 06:09:41" (1/3) ... [2019-09-08 06:09:43,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b6ef030 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 06:09:43, skipping insertion in model container [2019-09-08 06:09:43,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:09:42" (2/3) ... [2019-09-08 06:09:43,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b6ef030 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 06:09:43, skipping insertion in model container [2019-09-08 06:09:43,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 06:09:43" (3/3) ... [2019-09-08 06:09:43,598 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product61.cil.c [2019-09-08 06:09:43,607 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 06:09:43,616 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 06:09:43,632 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 06:09:43,661 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 06:09:43,662 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 06:09:43,662 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 06:09:43,662 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 06:09:43,662 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 06:09:43,663 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 06:09:43,663 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 06:09:43,663 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 06:09:43,663 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 06:09:43,686 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2019-09-08 06:09:43,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-08 06:09:43,697 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:09:43,698 INFO L399 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] [2019-09-08 06:09:43,700 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:09:43,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:09:43,706 INFO L82 PathProgramCache]: Analyzing trace with hash 1302944760, now seen corresponding path program 1 times [2019-09-08 06:09:43,708 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:09:43,708 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:09:43,749 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:43,750 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:09:43,750 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:43,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:09:44,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:09:44,084 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:09:44,084 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-08 06:09:44,090 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-08 06:09:44,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-08 06:09:44,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-08 06:09:44,114 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 2 states. [2019-09-08 06:09:44,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:09:44,206 INFO L93 Difference]: Finished difference Result 312 states and 389 transitions. [2019-09-08 06:09:44,206 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-08 06:09:44,208 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2019-09-08 06:09:44,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:09:44,228 INFO L225 Difference]: With dead ends: 312 [2019-09-08 06:09:44,228 INFO L226 Difference]: Without dead ends: 156 [2019-09-08 06:09:44,237 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-08 06:09:44,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2019-09-08 06:09:44,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2019-09-08 06:09:44,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2019-09-08 06:09:44,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 186 transitions. [2019-09-08 06:09:44,290 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 186 transitions. Word has length 52 [2019-09-08 06:09:44,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:09:44,291 INFO L475 AbstractCegarLoop]: Abstraction has 156 states and 186 transitions. [2019-09-08 06:09:44,291 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-08 06:09:44,291 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 186 transitions. [2019-09-08 06:09:44,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-09-08 06:09:44,295 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:09:44,295 INFO L399 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] [2019-09-08 06:09:44,296 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:09:44,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:09:44,296 INFO L82 PathProgramCache]: Analyzing trace with hash -279757305, now seen corresponding path program 1 times [2019-09-08 06:09:44,297 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:09:44,297 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:09:44,298 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:44,298 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:09:44,298 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:44,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:09:44,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:09:44,434 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:09:44,434 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 06:09:44,436 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 06:09:44,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 06:09:44,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 06:09:44,437 INFO L87 Difference]: Start difference. First operand 156 states and 186 transitions. Second operand 3 states. [2019-09-08 06:09:44,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:09:44,467 INFO L93 Difference]: Finished difference Result 261 states and 311 transitions. [2019-09-08 06:09:44,467 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 06:09:44,467 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-09-08 06:09:44,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:09:44,473 INFO L225 Difference]: With dead ends: 261 [2019-09-08 06:09:44,473 INFO L226 Difference]: Without dead ends: 147 [2019-09-08 06:09:44,476 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 06:09:44,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2019-09-08 06:09:44,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2019-09-08 06:09:44,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2019-09-08 06:09:44,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 174 transitions. [2019-09-08 06:09:44,497 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 174 transitions. Word has length 53 [2019-09-08 06:09:44,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:09:44,498 INFO L475 AbstractCegarLoop]: Abstraction has 147 states and 174 transitions. [2019-09-08 06:09:44,498 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 06:09:44,500 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 174 transitions. [2019-09-08 06:09:44,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-09-08 06:09:44,503 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:09:44,503 INFO L399 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] [2019-09-08 06:09:44,506 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:09:44,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:09:44,506 INFO L82 PathProgramCache]: Analyzing trace with hash -1451505581, now seen corresponding path program 1 times [2019-09-08 06:09:44,506 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:09:44,507 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:09:44,507 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:44,508 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:09:44,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:09:44,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:09:44,668 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:09:44,668 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-08 06:09:44,668 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 06:09:44,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 06:09:44,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-08 06:09:44,669 INFO L87 Difference]: Start difference. First operand 147 states and 174 transitions. Second operand 7 states. [2019-09-08 06:09:45,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:09:45,074 INFO L93 Difference]: Finished difference Result 270 states and 325 transitions. [2019-09-08 06:09:45,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 06:09:45,075 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-09-08 06:09:45,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:09:45,082 INFO L225 Difference]: With dead ends: 270 [2019-09-08 06:09:45,082 INFO L226 Difference]: Without dead ends: 147 [2019-09-08 06:09:45,084 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-09-08 06:09:45,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2019-09-08 06:09:45,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2019-09-08 06:09:45,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2019-09-08 06:09:45,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 173 transitions. [2019-09-08 06:09:45,111 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 173 transitions. Word has length 57 [2019-09-08 06:09:45,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:09:45,112 INFO L475 AbstractCegarLoop]: Abstraction has 147 states and 173 transitions. [2019-09-08 06:09:45,112 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 06:09:45,113 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 173 transitions. [2019-09-08 06:09:45,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-09-08 06:09:45,122 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:09:45,122 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:09:45,122 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:09:45,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:09:45,123 INFO L82 PathProgramCache]: Analyzing trace with hash 2075034732, now seen corresponding path program 1 times [2019-09-08 06:09:45,123 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:09:45,123 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:09:45,124 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:45,125 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:09:45,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:45,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:09:45,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:09:45,283 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:09:45,283 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 06:09:45,284 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 06:09:45,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 06:09:45,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 06:09:45,284 INFO L87 Difference]: Start difference. First operand 147 states and 173 transitions. Second operand 5 states. [2019-09-08 06:09:45,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:09:45,816 INFO L93 Difference]: Finished difference Result 391 states and 474 transitions. [2019-09-08 06:09:45,816 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 06:09:45,816 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 75 [2019-09-08 06:09:45,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:09:45,819 INFO L225 Difference]: With dead ends: 391 [2019-09-08 06:09:45,819 INFO L226 Difference]: Without dead ends: 268 [2019-09-08 06:09:45,820 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-09-08 06:09:45,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2019-09-08 06:09:45,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 250. [2019-09-08 06:09:45,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2019-09-08 06:09:45,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 285 transitions. [2019-09-08 06:09:45,861 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 285 transitions. Word has length 75 [2019-09-08 06:09:45,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:09:45,861 INFO L475 AbstractCegarLoop]: Abstraction has 250 states and 285 transitions. [2019-09-08 06:09:45,861 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 06:09:45,861 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 285 transitions. [2019-09-08 06:09:45,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-09-08 06:09:45,864 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:09:45,865 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:09:45,865 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:09:45,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:09:45,867 INFO L82 PathProgramCache]: Analyzing trace with hash -466354007, now seen corresponding path program 1 times [2019-09-08 06:09:45,867 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:09:45,867 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:09:45,868 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:45,868 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:09:45,869 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:45,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:09:45,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:09:45,991 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:09:45,991 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-08 06:09:45,993 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 06:09:45,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 06:09:45,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-08 06:09:45,994 INFO L87 Difference]: Start difference. First operand 250 states and 285 transitions. Second operand 6 states. [2019-09-08 06:09:46,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:09:46,205 INFO L93 Difference]: Finished difference Result 609 states and 728 transitions. [2019-09-08 06:09:46,205 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 06:09:46,205 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2019-09-08 06:09:46,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:09:46,210 INFO L225 Difference]: With dead ends: 609 [2019-09-08 06:09:46,210 INFO L226 Difference]: Without dead ends: 383 [2019-09-08 06:09:46,211 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-08 06:09:46,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2019-09-08 06:09:46,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 379. [2019-09-08 06:09:46,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2019-09-08 06:09:46,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 438 transitions. [2019-09-08 06:09:46,278 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 438 transitions. Word has length 89 [2019-09-08 06:09:46,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:09:46,279 INFO L475 AbstractCegarLoop]: Abstraction has 379 states and 438 transitions. [2019-09-08 06:09:46,279 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 06:09:46,279 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 438 transitions. [2019-09-08 06:09:46,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-09-08 06:09:46,281 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:09:46,281 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:09:46,281 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:09:46,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:09:46,281 INFO L82 PathProgramCache]: Analyzing trace with hash -1062079729, now seen corresponding path program 1 times [2019-09-08 06:09:46,282 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:09:46,282 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:09:46,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:46,283 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:09:46,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:46,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:09:46,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:09:46,433 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:09:46,433 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-08 06:09:46,433 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 06:09:46,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 06:09:46,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-08 06:09:46,434 INFO L87 Difference]: Start difference. First operand 379 states and 438 transitions. Second operand 6 states. [2019-09-08 06:09:46,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:09:46,691 INFO L93 Difference]: Finished difference Result 826 states and 991 transitions. [2019-09-08 06:09:46,691 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-08 06:09:46,691 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2019-09-08 06:09:46,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:09:46,695 INFO L225 Difference]: With dead ends: 826 [2019-09-08 06:09:46,696 INFO L226 Difference]: Without dead ends: 600 [2019-09-08 06:09:46,697 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-08 06:09:46,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2019-09-08 06:09:46,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 582. [2019-09-08 06:09:46,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 582 states. [2019-09-08 06:09:46,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 688 transitions. [2019-09-08 06:09:46,753 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 688 transitions. Word has length 93 [2019-09-08 06:09:46,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:09:46,753 INFO L475 AbstractCegarLoop]: Abstraction has 582 states and 688 transitions. [2019-09-08 06:09:46,754 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 06:09:46,754 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 688 transitions. [2019-09-08 06:09:46,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-09-08 06:09:46,763 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:09:46,763 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:09:46,763 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:09:46,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:09:46,764 INFO L82 PathProgramCache]: Analyzing trace with hash 1297227280, now seen corresponding path program 1 times [2019-09-08 06:09:46,764 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:09:46,764 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:09:46,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:46,768 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:09:46,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:46,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:09:46,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:09:46,856 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:09:46,857 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 06:09:46,858 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 06:09:46,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 06:09:46,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 06:09:46,858 INFO L87 Difference]: Start difference. First operand 582 states and 688 transitions. Second operand 5 states. [2019-09-08 06:09:46,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:09:46,895 INFO L93 Difference]: Finished difference Result 1021 states and 1233 transitions. [2019-09-08 06:09:46,896 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 06:09:46,896 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 93 [2019-09-08 06:09:46,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:09:46,901 INFO L225 Difference]: With dead ends: 1021 [2019-09-08 06:09:46,901 INFO L226 Difference]: Without dead ends: 592 [2019-09-08 06:09:46,903 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 06:09:46,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2019-09-08 06:09:46,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 586. [2019-09-08 06:09:46,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 586 states. [2019-09-08 06:09:46,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 691 transitions. [2019-09-08 06:09:46,945 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 691 transitions. Word has length 93 [2019-09-08 06:09:46,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:09:46,946 INFO L475 AbstractCegarLoop]: Abstraction has 586 states and 691 transitions. [2019-09-08 06:09:46,946 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 06:09:46,946 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 691 transitions. [2019-09-08 06:09:46,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-09-08 06:09:46,948 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:09:46,948 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:09:46,948 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:09:46,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:09:46,948 INFO L82 PathProgramCache]: Analyzing trace with hash 1956758802, now seen corresponding path program 1 times [2019-09-08 06:09:46,949 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:09:46,949 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:09:46,949 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:46,950 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:09:46,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:46,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:09:47,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:09:47,090 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:09:47,090 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-08 06:09:47,091 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-08 06:09:47,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-08 06:09:47,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-09-08 06:09:47,092 INFO L87 Difference]: Start difference. First operand 586 states and 691 transitions. Second operand 9 states. [2019-09-08 06:09:47,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:09:47,161 INFO L93 Difference]: Finished difference Result 1165 states and 1404 transitions. [2019-09-08 06:09:47,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-08 06:09:47,161 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 93 [2019-09-08 06:09:47,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:09:47,165 INFO L225 Difference]: With dead ends: 1165 [2019-09-08 06:09:47,165 INFO L226 Difference]: Without dead ends: 603 [2019-09-08 06:09:47,167 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2019-09-08 06:09:47,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 603 states. [2019-09-08 06:09:47,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 603 to 593. [2019-09-08 06:09:47,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 593 states. [2019-09-08 06:09:47,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 593 states and 698 transitions. [2019-09-08 06:09:47,199 INFO L78 Accepts]: Start accepts. Automaton has 593 states and 698 transitions. Word has length 93 [2019-09-08 06:09:47,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:09:47,199 INFO L475 AbstractCegarLoop]: Abstraction has 593 states and 698 transitions. [2019-09-08 06:09:47,200 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-08 06:09:47,200 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 698 transitions. [2019-09-08 06:09:47,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-09-08 06:09:47,202 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:09:47,203 INFO L399 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:09:47,203 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:09:47,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:09:47,203 INFO L82 PathProgramCache]: Analyzing trace with hash -2046113513, now seen corresponding path program 1 times [2019-09-08 06:09:47,203 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:09:47,204 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:09:47,204 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:47,205 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:09:47,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:47,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:09:47,308 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-09-08 06:09:47,308 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 06:09:47,308 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 06:09:47,331 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:09:47,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:09:47,473 INFO L256 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 29 conjunts are in the unsatisfiable core [2019-09-08 06:09:47,494 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 06:09:47,628 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:09:47,637 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 06:09:47,638 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 14 [2019-09-08 06:09:47,639 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-09-08 06:09:47,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-09-08 06:09:47,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2019-09-08 06:09:47,639 INFO L87 Difference]: Start difference. First operand 593 states and 698 transitions. Second operand 14 states. [2019-09-08 06:09:48,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:09:48,923 INFO L93 Difference]: Finished difference Result 1608 states and 1961 transitions. [2019-09-08 06:09:48,923 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-09-08 06:09:48,924 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 105 [2019-09-08 06:09:48,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:09:48,929 INFO L225 Difference]: With dead ends: 1608 [2019-09-08 06:09:48,930 INFO L226 Difference]: Without dead ends: 1039 [2019-09-08 06:09:48,932 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2019-09-08 06:09:48,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1039 states. [2019-09-08 06:09:48,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1039 to 1036. [2019-09-08 06:09:48,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1036 states. [2019-09-08 06:09:48,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 1036 states and 1211 transitions. [2019-09-08 06:09:48,988 INFO L78 Accepts]: Start accepts. Automaton has 1036 states and 1211 transitions. Word has length 105 [2019-09-08 06:09:48,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:09:48,988 INFO L475 AbstractCegarLoop]: Abstraction has 1036 states and 1211 transitions. [2019-09-08 06:09:48,988 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-09-08 06:09:48,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1211 transitions. [2019-09-08 06:09:48,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-09-08 06:09:48,991 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:09:48,991 INFO L399 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:09:48,992 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:09:48,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:09:48,992 INFO L82 PathProgramCache]: Analyzing trace with hash 1643042107, now seen corresponding path program 1 times [2019-09-08 06:09:48,992 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:09:48,993 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:09:48,993 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:48,994 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:09:48,994 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:49,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:09:49,094 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-09-08 06:09:49,094 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:09:49,094 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-09-08 06:09:49,095 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-09-08 06:09:49,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-09-08 06:09:49,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-09-08 06:09:49,096 INFO L87 Difference]: Start difference. First operand 1036 states and 1211 transitions. Second operand 10 states. [2019-09-08 06:09:49,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:09:49,359 INFO L93 Difference]: Finished difference Result 2022 states and 2394 transitions. [2019-09-08 06:09:49,359 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-08 06:09:49,359 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 109 [2019-09-08 06:09:49,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:09:49,365 INFO L225 Difference]: With dead ends: 2022 [2019-09-08 06:09:49,365 INFO L226 Difference]: Without dead ends: 1010 [2019-09-08 06:09:49,367 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-09-08 06:09:49,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1010 states. [2019-09-08 06:09:49,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1010 to 994. [2019-09-08 06:09:49,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 994 states. [2019-09-08 06:09:49,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 994 states and 1160 transitions. [2019-09-08 06:09:49,413 INFO L78 Accepts]: Start accepts. Automaton has 994 states and 1160 transitions. Word has length 109 [2019-09-08 06:09:49,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:09:49,414 INFO L475 AbstractCegarLoop]: Abstraction has 994 states and 1160 transitions. [2019-09-08 06:09:49,414 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-09-08 06:09:49,414 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1160 transitions. [2019-09-08 06:09:49,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-09-08 06:09:49,417 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:09:49,417 INFO L399 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:09:49,417 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:09:49,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:09:49,418 INFO L82 PathProgramCache]: Analyzing trace with hash 47600249, now seen corresponding path program 1 times [2019-09-08 06:09:49,418 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:09:49,418 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:09:49,419 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:49,419 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:09:49,419 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:49,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:09:49,521 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-08 06:09:49,521 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:09:49,521 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-09-08 06:09:49,522 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-09-08 06:09:49,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-09-08 06:09:49,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-09-08 06:09:49,523 INFO L87 Difference]: Start difference. First operand 994 states and 1160 transitions. Second operand 10 states. [2019-09-08 06:09:49,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:09:49,836 INFO L93 Difference]: Finished difference Result 1970 states and 2302 transitions. [2019-09-08 06:09:49,836 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-08 06:09:49,837 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 109 [2019-09-08 06:09:49,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:09:49,842 INFO L225 Difference]: With dead ends: 1970 [2019-09-08 06:09:49,843 INFO L226 Difference]: Without dead ends: 1000 [2019-09-08 06:09:49,846 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-09-08 06:09:49,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1000 states. [2019-09-08 06:09:49,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1000 to 964. [2019-09-08 06:09:49,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 964 states. [2019-09-08 06:09:49,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 964 states and 1094 transitions. [2019-09-08 06:09:49,897 INFO L78 Accepts]: Start accepts. Automaton has 964 states and 1094 transitions. Word has length 109 [2019-09-08 06:09:49,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:09:49,899 INFO L475 AbstractCegarLoop]: Abstraction has 964 states and 1094 transitions. [2019-09-08 06:09:49,899 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-09-08 06:09:49,899 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1094 transitions. [2019-09-08 06:09:49,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-09-08 06:09:49,903 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:09:49,904 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:09:49,904 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:09:49,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:09:49,904 INFO L82 PathProgramCache]: Analyzing trace with hash 884517201, now seen corresponding path program 1 times [2019-09-08 06:09:49,904 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:09:49,905 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:09:49,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:49,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:09:49,906 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:49,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:09:49,992 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-09-08 06:09:49,992 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 06:09:49,992 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 06:09:50,012 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 06:09:50,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:09:50,143 INFO L256 TraceCheckSpWp]: Trace formula consists of 880 conjuncts, 19 conjunts are in the unsatisfiable core [2019-09-08 06:09:50,155 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 06:09:50,324 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-09-08 06:09:50,329 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 06:09:50,329 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2019-09-08 06:09:50,330 INFO L454 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-09-08 06:09:50,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-09-08 06:09:50,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2019-09-08 06:09:50,331 INFO L87 Difference]: Start difference. First operand 964 states and 1094 transitions. Second operand 13 states. [2019-09-08 06:09:52,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:09:52,395 INFO L93 Difference]: Finished difference Result 2539 states and 3097 transitions. [2019-09-08 06:09:52,395 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-09-08 06:09:52,395 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 152 [2019-09-08 06:09:52,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:09:52,404 INFO L225 Difference]: With dead ends: 2539 [2019-09-08 06:09:52,404 INFO L226 Difference]: Without dead ends: 1599 [2019-09-08 06:09:52,407 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=134, Invalid=568, Unknown=0, NotChecked=0, Total=702 [2019-09-08 06:09:52,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1599 states. [2019-09-08 06:09:52,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1599 to 1376. [2019-09-08 06:09:52,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1376 states. [2019-09-08 06:09:52,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1376 states and 1548 transitions. [2019-09-08 06:09:52,487 INFO L78 Accepts]: Start accepts. Automaton has 1376 states and 1548 transitions. Word has length 152 [2019-09-08 06:09:52,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:09:52,488 INFO L475 AbstractCegarLoop]: Abstraction has 1376 states and 1548 transitions. [2019-09-08 06:09:52,488 INFO L476 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-09-08 06:09:52,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1548 transitions. [2019-09-08 06:09:52,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-09-08 06:09:52,492 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:09:52,492 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:09:52,493 INFO L418 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:09:52,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:09:52,493 INFO L82 PathProgramCache]: Analyzing trace with hash 1735195592, now seen corresponding path program 1 times [2019-09-08 06:09:52,493 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:09:52,493 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:09:52,494 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:52,494 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:09:52,495 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:09:52,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:09:52,603 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-09-08 06:09:52,603 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 06:09:52,603 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 06:09:52,620 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 06:09:52,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:09:52,741 INFO L256 TraceCheckSpWp]: Trace formula consists of 890 conjuncts, 22 conjunts are in the unsatisfiable core [2019-09-08 06:09:52,753 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 06:09:52,874 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 8 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-09-08 06:09:52,884 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 06:09:52,884 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2019-09-08 06:09:52,885 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-09-08 06:09:52,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-09-08 06:09:52,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2019-09-08 06:09:52,887 INFO L87 Difference]: Start difference. First operand 1376 states and 1548 transitions. Second operand 15 states. [2019-09-08 06:09:56,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:09:56,386 INFO L93 Difference]: Finished difference Result 3377 states and 4336 transitions. [2019-09-08 06:09:56,387 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2019-09-08 06:09:56,387 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 156 [2019-09-08 06:09:56,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:09:56,388 INFO L225 Difference]: With dead ends: 3377 [2019-09-08 06:09:56,388 INFO L226 Difference]: Without dead ends: 0 [2019-09-08 06:09:56,402 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 439 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2019-09-08 06:09:56,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-08 06:09:56,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-08 06:09:56,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-08 06:09:56,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-08 06:09:56,403 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 156 [2019-09-08 06:09:56,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:09:56,404 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-08 06:09:56,404 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-09-08 06:09:56,404 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-08 06:09:56,404 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-08 06:09:56,409 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-08 06:09:57,869 WARN L188 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 55 [2019-09-08 06:09:58,301 WARN L188 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 26 [2019-09-08 06:09:58,494 WARN L188 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 29 [2019-09-08 06:09:58,950 WARN L188 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 32 [2019-09-08 06:09:59,105 WARN L188 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 28 [2019-09-08 06:09:59,340 WARN L188 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 31 [2019-09-08 06:10:00,431 WARN L188 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 110 DAG size of output: 50 [2019-09-08 06:10:00,744 WARN L188 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 31 [2019-09-08 06:10:01,017 WARN L188 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 28 [2019-09-08 06:10:01,644 WARN L188 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 50 [2019-09-08 06:10:01,915 WARN L188 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 29 [2019-09-08 06:10:02,121 WARN L188 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 28 [2019-09-08 06:10:02,364 WARN L188 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2019-09-08 06:10:02,528 WARN L188 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 30 [2019-09-08 06:10:02,782 WARN L188 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 36 [2019-09-08 06:10:02,942 WARN L188 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2019-09-08 06:10:03,245 WARN L188 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 29 [2019-09-08 06:10:03,402 WARN L188 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2019-09-08 06:10:03,606 WARN L188 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 29 [2019-09-08 06:10:03,846 WARN L188 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 32 [2019-09-08 06:10:04,180 WARN L188 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 43 [2019-09-08 06:10:04,340 WARN L188 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2019-09-08 06:10:05,056 WARN L188 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 52 [2019-09-08 06:10:05,208 WARN L188 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 31 [2019-09-08 06:10:05,371 WARN L188 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 30 [2019-09-08 06:10:05,689 WARN L188 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2019-09-08 06:10:05,900 WARN L188 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2019-09-08 06:10:06,104 WARN L188 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 29 [2019-09-08 06:10:06,376 WARN L188 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2019-09-08 06:10:06,667 WARN L188 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2019-09-08 06:10:06,671 INFO L443 ceAbstractionStarter]: For program point L723(lines 723 727) no Hoare annotation was computed. [2019-09-08 06:10:06,671 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 692 747) no Hoare annotation was computed. [2019-09-08 06:10:06,671 INFO L443 ceAbstractionStarter]: For program point L723-1(lines 723 727) no Hoare annotation was computed. [2019-09-08 06:10:06,671 INFO L443 ceAbstractionStarter]: For program point L718(line 718) no Hoare annotation was computed. [2019-09-08 06:10:06,671 INFO L443 ceAbstractionStarter]: For program point L717-2(lines 717 738) no Hoare annotation was computed. [2019-09-08 06:10:06,671 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 692 747) no Hoare annotation was computed. [2019-09-08 06:10:06,672 INFO L443 ceAbstractionStarter]: For program point L739(lines 716 740) no Hoare annotation was computed. [2019-09-08 06:10:06,672 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 692 747) no Hoare annotation was computed. [2019-09-08 06:10:06,672 INFO L443 ceAbstractionStarter]: For program point L800(lines 773 801) no Hoare annotation was computed. [2019-09-08 06:10:06,672 INFO L443 ceAbstractionStarter]: For program point L793(line 793) no Hoare annotation was computed. [2019-09-08 06:10:06,672 INFO L443 ceAbstractionStarter]: For program point L793-1(line 793) no Hoare annotation was computed. [2019-09-08 06:10:06,672 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 748 807) no Hoare annotation was computed. [2019-09-08 06:10:06,672 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 748 807) no Hoare annotation was computed. [2019-09-08 06:10:06,672 INFO L443 ceAbstractionStarter]: For program point L780(lines 780 784) no Hoare annotation was computed. [2019-09-08 06:10:06,672 INFO L443 ceAbstractionStarter]: For program point L780-1(lines 780 784) no Hoare annotation was computed. [2019-09-08 06:10:06,672 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 748 807) no Hoare annotation was computed. [2019-09-08 06:10:06,673 INFO L443 ceAbstractionStarter]: For program point L775(line 775) no Hoare annotation was computed. [2019-09-08 06:10:06,673 INFO L443 ceAbstractionStarter]: For program point L774-2(lines 774 799) no Hoare annotation was computed. [2019-09-08 06:10:06,673 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 623 629) the Hoare annotation is: true [2019-09-08 06:10:06,673 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 623 629) no Hoare annotation was computed. [2019-09-08 06:10:06,673 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 630 638) no Hoare annotation was computed. [2019-09-08 06:10:06,673 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 630 638) the Hoare annotation is: true [2019-09-08 06:10:06,673 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 630 638) no Hoare annotation was computed. [2019-09-08 06:10:06,673 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 547 569) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:10:06,674 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 547 569) no Hoare annotation was computed. [2019-09-08 06:10:06,674 INFO L439 ceAbstractionStarter]: At program point L559(line 559) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~7 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:10:06,674 INFO L439 ceAbstractionStarter]: At program point L559-1(line 559) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~7 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:10:06,674 INFO L443 ceAbstractionStarter]: For program point L557(lines 557 564) no Hoare annotation was computed. [2019-09-08 06:10:06,674 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 547 569) no Hoare annotation was computed. [2019-09-08 06:10:06,674 INFO L443 ceAbstractionStarter]: For program point L557-1(lines 557 564) no Hoare annotation was computed. [2019-09-08 06:10:06,674 INFO L443 ceAbstractionStarter]: For program point L555(line 555) no Hoare annotation was computed. [2019-09-08 06:10:06,675 INFO L439 ceAbstractionStarter]: At program point L554(line 554) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:10:06,675 INFO L439 ceAbstractionStarter]: At program point L553(line 553) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:10:06,675 INFO L439 ceAbstractionStarter]: At program point L553-1(line 553) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:10:06,675 INFO L443 ceAbstractionStarter]: For program point L513(line 513) no Hoare annotation was computed. [2019-09-08 06:10:06,676 INFO L443 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2019-09-08 06:10:06,676 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 503 526) no Hoare annotation was computed. [2019-09-08 06:10:06,676 INFO L443 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-09-08 06:10:06,676 INFO L443 ceAbstractionStarter]: For program point L510(line 510) no Hoare annotation was computed. [2019-09-08 06:10:06,676 INFO L443 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2019-09-08 06:10:06,676 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 503 526) no Hoare annotation was computed. [2019-09-08 06:10:06,676 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-09-08 06:10:06,676 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 503 526) no Hoare annotation was computed. [2019-09-08 06:10:06,676 INFO L443 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2019-09-08 06:10:06,677 INFO L443 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-09-08 06:10:06,677 INFO L443 ceAbstractionStarter]: For program point L519(line 519) no Hoare annotation was computed. [2019-09-08 06:10:06,677 INFO L443 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2019-09-08 06:10:06,677 INFO L443 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-09-08 06:10:06,677 INFO L443 ceAbstractionStarter]: For program point L516(line 516) no Hoare annotation was computed. [2019-09-08 06:10:06,677 INFO L443 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2019-09-08 06:10:06,677 INFO L443 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-09-08 06:10:06,677 INFO L439 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7) (or .cse0 .cse5 .cse6 .cse3) (or .cse1 .cse4 .cse2 .cse3 .cse7))) [2019-09-08 06:10:06,678 INFO L443 ceAbstractionStarter]: For program point L188(lines 188 196) no Hoare annotation was computed. [2019-09-08 06:10:06,678 INFO L439 ceAbstractionStarter]: At program point L186(line 186) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7) (or .cse0 .cse5 .cse6 .cse3) (or .cse1 .cse4 .cse2 .cse3 .cse7))) [2019-09-08 06:10:06,678 INFO L443 ceAbstractionStarter]: For program point L186-1(line 186) no Hoare annotation was computed. [2019-09-08 06:10:06,678 INFO L443 ceAbstractionStarter]: For program point L184(lines 184 201) no Hoare annotation was computed. [2019-09-08 06:10:06,678 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 180 204) the Hoare annotation is: (let ((.cse6 (not (<= ~waterLevel~0 1))) (.cse8 (= ~pumpRunning~0 1)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse3 .cse8) (or .cse6 .cse8 .cse7 .cse3 .cse4) (or .cse5 .cse1 .cse0 .cse2 .cse3))) [2019-09-08 06:10:06,678 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 180 204) no Hoare annotation was computed. [2019-09-08 06:10:06,678 INFO L439 ceAbstractionStarter]: At program point L199(line 199) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse5 .cse6 .cse3) (or .cse7 .cse1 .cse0 .cse2 .cse3))) [2019-09-08 06:10:06,678 INFO L443 ceAbstractionStarter]: For program point L199-1(lines 180 204) no Hoare annotation was computed. [2019-09-08 06:10:06,679 INFO L439 ceAbstractionStarter]: At program point L194(line 194) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7) (or .cse0 .cse5 .cse6 .cse3) (or .cse1 .cse4 .cse2 .cse3 .cse7))) [2019-09-08 06:10:06,679 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 275 283) no Hoare annotation was computed. [2019-09-08 06:10:06,679 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 275 283) the Hoare annotation is: true [2019-09-08 06:10:06,679 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 275 283) no Hoare annotation was computed. [2019-09-08 06:10:06,679 INFO L443 ceAbstractionStarter]: For program point L348(lines 348 352) no Hoare annotation was computed. [2019-09-08 06:10:06,679 INFO L446 ceAbstractionStarter]: At program point L346(line 346) the Hoare annotation is: true [2019-09-08 06:10:06,679 INFO L443 ceAbstractionStarter]: For program point L348-2(lines 348 352) no Hoare annotation was computed. [2019-09-08 06:10:06,679 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 339 357) the Hoare annotation is: true [2019-09-08 06:10:06,679 INFO L443 ceAbstractionStarter]: For program point L346-1(line 346) no Hoare annotation was computed. [2019-09-08 06:10:06,679 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 339 357) no Hoare annotation was computed. [2019-09-08 06:10:06,679 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 339 357) no Hoare annotation was computed. [2019-09-08 06:10:06,679 INFO L443 ceAbstractionStarter]: For program point L291-2(lines 291 299) no Hoare annotation was computed. [2019-09-08 06:10:06,680 INFO L443 ceAbstractionStarter]: For program point L314(line 314) no Hoare annotation was computed. [2019-09-08 06:10:06,680 INFO L443 ceAbstractionStarter]: For program point L314-1(line 314) no Hoare annotation was computed. [2019-09-08 06:10:06,680 INFO L443 ceAbstractionStarter]: For program point L303(lines 303 311) no Hoare annotation was computed. [2019-09-08 06:10:06,680 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 284 319) no Hoare annotation was computed. [2019-09-08 06:10:06,680 INFO L443 ceAbstractionStarter]: For program point L303-2(lines 303 311) no Hoare annotation was computed. [2019-09-08 06:10:06,680 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 284 319) no Hoare annotation was computed. [2019-09-08 06:10:06,680 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 299) no Hoare annotation was computed. [2019-09-08 06:10:06,680 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 284 319) no Hoare annotation was computed. [2019-09-08 06:10:06,680 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 616 622) no Hoare annotation was computed. [2019-09-08 06:10:06,680 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 616 622) the Hoare annotation is: true [2019-09-08 06:10:06,680 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 646 691) no Hoare annotation was computed. [2019-09-08 06:10:06,680 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 646 691) no Hoare annotation was computed. [2019-09-08 06:10:06,680 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 646 691) no Hoare annotation was computed. [2019-09-08 06:10:06,680 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 959 1004) no Hoare annotation was computed. [2019-09-08 06:10:06,681 INFO L443 ceAbstractionStarter]: For program point L979(lines 979 986) no Hoare annotation was computed. [2019-09-08 06:10:06,681 INFO L443 ceAbstractionStarter]: For program point L973(lines 973 993) no Hoare annotation was computed. [2019-09-08 06:10:06,681 INFO L443 ceAbstractionStarter]: For program point L973-1(lines 973 993) no Hoare annotation was computed. [2019-09-08 06:10:06,681 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 959 1004) no Hoare annotation was computed. [2019-09-08 06:10:06,681 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 959 1004) no Hoare annotation was computed. [2019-09-08 06:10:06,681 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 534 543) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:10:06,681 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 534 543) no Hoare annotation was computed. [2019-09-08 06:10:06,681 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 534 543) no Hoare annotation was computed. [2019-09-08 06:10:06,681 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 264 274) the Hoare annotation is: true [2019-09-08 06:10:06,681 INFO L446 ceAbstractionStarter]: At program point L269(line 269) the Hoare annotation is: true [2019-09-08 06:10:06,681 INFO L443 ceAbstractionStarter]: For program point L269-1(line 269) no Hoare annotation was computed. [2019-09-08 06:10:06,681 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 264 274) no Hoare annotation was computed. [2019-09-08 06:10:06,682 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 264 274) no Hoare annotation was computed. [2019-09-08 06:10:06,682 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 256 263) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 1))) (.cse3 (= ~pumpRunning~0 1)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse3 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))))) [2019-09-08 06:10:06,682 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 256 263) no Hoare annotation was computed. [2019-09-08 06:10:06,682 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 256 263) no Hoare annotation was computed. [2019-09-08 06:10:06,682 INFO L443 ceAbstractionStarter]: For program point L443(lines 443 449) no Hoare annotation was computed. [2019-09-08 06:10:06,682 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 439 452) no Hoare annotation was computed. [2019-09-08 06:10:06,682 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 439 452) the Hoare annotation is: true [2019-09-08 06:10:06,682 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 439 452) no Hoare annotation was computed. [2019-09-08 06:10:06,682 INFO L439 ceAbstractionStarter]: At program point L225(line 225) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse5 .cse6 .cse3) (or .cse7 .cse1 .cse0 .cse2 .cse3))) [2019-09-08 06:10:06,682 INFO L443 ceAbstractionStarter]: For program point L225-1(lines 206 230) no Hoare annotation was computed. [2019-09-08 06:10:06,682 INFO L439 ceAbstractionStarter]: At program point L220(line 220) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7) (or .cse0 .cse5 .cse6 .cse3) (or .cse1 .cse4 .cse2 .cse3 .cse7))) [2019-09-08 06:10:06,683 INFO L439 ceAbstractionStarter]: At program point L216(line 216) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7) (or .cse0 .cse5 .cse6 .cse3) (or .cse1 .cse4 .cse2 .cse3 .cse7))) [2019-09-08 06:10:06,683 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 206 230) no Hoare annotation was computed. [2019-09-08 06:10:06,683 INFO L443 ceAbstractionStarter]: For program point L214(lines 214 222) no Hoare annotation was computed. [2019-09-08 06:10:06,683 INFO L439 ceAbstractionStarter]: At program point L212(line 212) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7) (or .cse0 .cse5 .cse6 .cse3) (or .cse1 .cse4 .cse2 .cse3 .cse7))) [2019-09-08 06:10:06,683 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 206 230) the Hoare annotation is: (let ((.cse6 (not (<= ~waterLevel~0 1))) (.cse8 (= ~pumpRunning~0 1)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse3 .cse8) (or .cse6 .cse8 .cse7 .cse3 .cse4) (or .cse5 .cse1 .cse0 .cse2 .cse3))) [2019-09-08 06:10:06,683 INFO L443 ceAbstractionStarter]: For program point L212-1(line 212) no Hoare annotation was computed. [2019-09-08 06:10:06,683 INFO L443 ceAbstractionStarter]: For program point L210(lines 210 227) no Hoare annotation was computed. [2019-09-08 06:10:06,683 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 146 152) no Hoare annotation was computed. [2019-09-08 06:10:06,684 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 146 152) the Hoare annotation is: true [2019-09-08 06:10:06,684 INFO L439 ceAbstractionStarter]: At program point L97(lines 54 99) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse4 (<= ~waterLevel~0 1)) (.cse3 (= ~pumpRunning~0 1)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= ~systemActive~0 1)) (and .cse0 .cse1 .cse4 .cse5) (and .cse1 .cse2 .cse5 .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse4 .cse3 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-08 06:10:06,684 INFO L443 ceAbstractionStarter]: For program point L64(lines 64 70) no Hoare annotation was computed. [2019-09-08 06:10:06,684 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 44 107) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:10:06,684 INFO L443 ceAbstractionStarter]: For program point L64-1(lines 64 70) no Hoare annotation was computed. [2019-09-08 06:10:06,684 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-09-08 06:10:06,684 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 44 107) no Hoare annotation was computed. [2019-09-08 06:10:06,684 INFO L439 ceAbstractionStarter]: At program point L100(lines 53 101) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:10:06,684 INFO L443 ceAbstractionStarter]: For program point L90(lines 90 94) no Hoare annotation was computed. [2019-09-08 06:10:06,685 INFO L439 ceAbstractionStarter]: At program point L90-2(lines 84 95) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~pumpRunning~0 0)) (.cse5 (= 1 ~methaneLevelCritical~0))) (or (not (= ~systemActive~0 1)) (and .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse4) (and .cse1 .cse2 .cse4 .cse5) (and .cse1 .cse2 .cse3 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-08 06:10:06,685 INFO L443 ceAbstractionStarter]: For program point L55(lines 54 99) no Hoare annotation was computed. [2019-09-08 06:10:06,685 INFO L443 ceAbstractionStarter]: For program point L84(lines 84 95) no Hoare annotation was computed. [2019-09-08 06:10:06,685 INFO L439 ceAbstractionStarter]: At program point L76(line 76) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~pumpRunning~0 0)) (.cse5 (= 1 ~methaneLevelCritical~0))) (or (not (= ~systemActive~0 1)) (and .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse4) (and .cse1 .cse2 .cse4 .cse5) (and .cse1 .cse2 .cse3 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-08 06:10:06,685 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 80) no Hoare annotation was computed. [2019-09-08 06:10:06,685 INFO L443 ceAbstractionStarter]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2019-09-08 06:10:06,685 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 44 107) no Hoare annotation was computed. [2019-09-08 06:10:06,685 INFO L439 ceAbstractionStarter]: At program point L66(line 66) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse4 (<= ~waterLevel~0 1)) (.cse3 (= ~pumpRunning~0 1)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= ~systemActive~0 1)) (and .cse0 .cse1 .cse4 .cse5) (and .cse1 .cse2 .cse5 .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse4 .cse3 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-08 06:10:06,685 INFO L443 ceAbstractionStarter]: For program point L927(lines 927 947) no Hoare annotation was computed. [2019-09-08 06:10:06,685 INFO L443 ceAbstractionStarter]: For program point L927-1(lines 927 947) no Hoare annotation was computed. [2019-09-08 06:10:06,685 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 913 958) no Hoare annotation was computed. [2019-09-08 06:10:06,686 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 913 958) no Hoare annotation was computed. [2019-09-08 06:10:06,686 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 913 958) no Hoare annotation was computed. [2019-09-08 06:10:06,686 INFO L443 ceAbstractionStarter]: For program point L933(lines 933 940) no Hoare annotation was computed. [2019-09-08 06:10:06,686 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 231 238) the Hoare annotation is: (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-09-08 06:10:06,686 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 231 238) no Hoare annotation was computed. [2019-09-08 06:10:06,686 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 231 238) no Hoare annotation was computed. [2019-09-08 06:10:06,686 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 453 461) no Hoare annotation was computed. [2019-09-08 06:10:06,686 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 453 461) the Hoare annotation is: true [2019-09-08 06:10:06,686 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 453 461) no Hoare annotation was computed. [2019-09-08 06:10:06,686 INFO L443 ceAbstractionStarter]: For program point L415(lines 415 423) no Hoare annotation was computed. [2019-09-08 06:10:06,686 INFO L443 ceAbstractionStarter]: For program point L415-2(lines 415 423) no Hoare annotation was computed. [2019-09-08 06:10:06,686 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 407 429) no Hoare annotation was computed. [2019-09-08 06:10:06,686 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 407 429) no Hoare annotation was computed. [2019-09-08 06:10:06,687 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 407 429) no Hoare annotation was computed. [2019-09-08 06:10:06,687 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 606 615) no Hoare annotation was computed. [2019-09-08 06:10:06,687 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 606 615) no Hoare annotation was computed. [2019-09-08 06:10:06,687 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 606 615) no Hoare annotation was computed. [2019-09-08 06:10:06,687 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 810 912) no Hoare annotation was computed. [2019-09-08 06:10:06,687 INFO L443 ceAbstractionStarter]: For program point L861(lines 861 865) no Hoare annotation was computed. [2019-09-08 06:10:06,687 INFO L443 ceAbstractionStarter]: For program point L859-2(lines 859 879) no Hoare annotation was computed. [2019-09-08 06:10:06,687 INFO L443 ceAbstractionStarter]: For program point L880(lines 858 881) no Hoare annotation was computed. [2019-09-08 06:10:06,687 INFO L443 ceAbstractionStarter]: For program point L839(lines 839 855) no Hoare annotation was computed. [2019-09-08 06:10:06,687 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 810 912) no Hoare annotation was computed. [2019-09-08 06:10:06,687 INFO L443 ceAbstractionStarter]: For program point L899(lines 899 906) no Hoare annotation was computed. [2019-09-08 06:10:06,687 INFO L443 ceAbstractionStarter]: For program point L860(lines 859 879) no Hoare annotation was computed. [2019-09-08 06:10:06,687 INFO L443 ceAbstractionStarter]: For program point L891(line 891) no Hoare annotation was computed. [2019-09-08 06:10:06,687 INFO L443 ceAbstractionStarter]: For program point L891-1(line 891) no Hoare annotation was computed. [2019-09-08 06:10:06,688 INFO L443 ceAbstractionStarter]: For program point L856(lines 856 897) no Hoare annotation was computed. [2019-09-08 06:10:06,688 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 810 912) no Hoare annotation was computed. [2019-09-08 06:10:06,688 INFO L443 ceAbstractionStarter]: For program point L875(line 875) no Hoare annotation was computed. [2019-09-08 06:10:06,688 INFO L443 ceAbstractionStarter]: For program point L875-1(line 875) no Hoare annotation was computed. [2019-09-08 06:10:06,688 INFO L443 ceAbstractionStarter]: For program point L834(lines 834 838) no Hoare annotation was computed. [2019-09-08 06:10:06,688 INFO L443 ceAbstractionStarter]: For program point L898(lines 898 909) no Hoare annotation was computed. [2019-09-08 06:10:06,688 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-08 06:10:06,688 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2019-09-08 06:10:06,688 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-08 06:10:06,688 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 239 255) no Hoare annotation was computed. [2019-09-08 06:10:06,688 INFO L439 ceAbstractionStarter]: At program point L250(line 250) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 activatePump_~tmp~4)) (not (= ~methaneLevelCritical~0 0))))) [2019-09-08 06:10:06,689 INFO L443 ceAbstractionStarter]: For program point L250-1(lines 239 255) no Hoare annotation was computed. [2019-09-08 06:10:06,689 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 239 255) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3))) [2019-09-08 06:10:06,689 INFO L443 ceAbstractionStarter]: For program point L246(lines 246 252) no Hoare annotation was computed. [2019-09-08 06:10:06,689 INFO L439 ceAbstractionStarter]: At program point L244(line 244) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3))) [2019-09-08 06:10:06,689 INFO L443 ceAbstractionStarter]: For program point L244-1(line 244) no Hoare annotation was computed. [2019-09-08 06:10:06,689 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 320 338) no Hoare annotation was computed. [2019-09-08 06:10:06,689 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 333) no Hoare annotation was computed. [2019-09-08 06:10:06,689 INFO L446 ceAbstractionStarter]: At program point L327(line 327) the Hoare annotation is: true [2019-09-08 06:10:06,689 INFO L443 ceAbstractionStarter]: For program point L329-2(lines 329 333) no Hoare annotation was computed. [2019-09-08 06:10:06,690 INFO L443 ceAbstractionStarter]: For program point L327-1(line 327) no Hoare annotation was computed. [2019-09-08 06:10:06,690 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 320 338) the Hoare annotation is: true [2019-09-08 06:10:06,690 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 320 338) no Hoare annotation was computed. [2019-09-08 06:10:06,690 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 430 438) the Hoare annotation is: true [2019-09-08 06:10:06,690 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 430 438) no Hoare annotation was computed. [2019-09-08 06:10:06,690 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 430 438) no Hoare annotation was computed. [2019-09-08 06:10:06,690 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 386 397) the Hoare annotation is: (let ((.cse0 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse4 (= 1 ~methaneLevelCritical~0)) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or .cse0 .cse5 .cse4 .cse3 .cse2) (or .cse6 .cse5 .cse3 .cse2 .cse7) (or .cse3 .cse6 (or .cse1 .cse2) .cse7))) [2019-09-08 06:10:06,690 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 386 397) no Hoare annotation was computed. [2019-09-08 06:10:06,691 INFO L443 ceAbstractionStarter]: For program point L390-1(lines 386 397) no Hoare annotation was computed. [2019-09-08 06:10:06,691 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-08 06:10:06,691 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-08 06:10:06,691 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-08 06:10:06,691 INFO L439 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: (let ((.cse10 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse2 (or .cse6 .cse7)) (.cse0 (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1))) (.cse9 (or .cse10 .cse6 .cse7)) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse5 (= 1 ~waterLevel~0)) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse11 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (<= |old(~waterLevel~0)| 1)) .cse4 .cse2 .cse3) (or .cse5 .cse6 .cse7 .cse8 .cse3) (or .cse9 .cse1 .cse0) (or .cse10 .cse11 .cse1 .cse7) (or (not (<= |old(~waterLevel~0)| 0)) .cse9 .cse4) (or .cse10 .cse5 .cse6 .cse7 .cse8) (or .cse11 .cse1 .cse7 .cse3)))) [2019-09-08 06:10:06,691 INFO L443 ceAbstractionStarter]: For program point L126(lines 125 144) no Hoare annotation was computed. [2019-09-08 06:10:06,692 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 122 145) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse15 (<= ~waterLevel~0 2)) (.cse11 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (<= |old(~waterLevel~0)| 1))) (.cse9 (or .cse11 .cse3)) (.cse10 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse13 (and .cse15 (= ~pumpRunning~0 0))) (.cse7 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (and .cse15 (= ~pumpRunning~0 1))) (.cse12 (not (<= |old(~waterLevel~0)| 0))) (.cse14 (or .cse0 .cse11 .cse3)) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse5 (= 1 ~waterLevel~0)) (.cse6 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1 .cse2 .cse3) .cse4) (or .cse0 .cse2 .cse5 .cse3 .cse6) (or .cse7 .cse8 .cse9 .cse10) (or .cse1 .cse2 .cse3 .cse4 .cse10) (or .cse2 .cse3 .cse5 .cse6 .cse10) (or .cse11 .cse3 .cse6 .cse10 .cse5) (or .cse12 .cse4 .cse9 .cse10) (or .cse13 .cse2 .cse7 .cse3 .cse10) (or .cse0 .cse2 .cse13 .cse7 .cse3) (or .cse14 .cse7 .cse8) (or .cse12 .cse14 .cse4) (or .cse5 .cse0 .cse11 .cse3 .cse6)))) [2019-09-08 06:10:06,692 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 122 145) no Hoare annotation was computed. [2019-09-08 06:10:06,692 INFO L439 ceAbstractionStarter]: At program point L135(line 135) the Hoare annotation is: (let ((.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~systemActive~0 1)))) (let ((.cse2 (<= ~waterLevel~0 0)) (.cse8 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse11 (= 1 ~waterLevel~0)) (.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 1)) (.cse10 (or .cse7 .cse4 .cse5)) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse13 (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 0))) (.cse3 (not (<= |old(~waterLevel~0)| 2)))) (and (or (and .cse0 .cse1 .cse2) .cse3 (or .cse4 .cse5) .cse6 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse1)) (or (or .cse7 .cse8 .cse9 .cse5) .cse0) (or .cse8 .cse10 (and .cse0 .cse2)) (or .cse7 .cse9 .cse11 .cse5 .cse12) (or .cse8 .cse9 .cse5 .cse0 .cse6) (or .cse9 .cse5 .cse11 .cse12 .cse6) (or .cse13 .cse9 .cse3 .cse5 .cse6) (or (and (<= ~waterLevel~0 1) .cse1) .cse10 .cse3) (or .cse7 .cse9 .cse13 .cse3 .cse5)))) [2019-09-08 06:10:06,692 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 122 145) no Hoare annotation was computed. [2019-09-08 06:10:06,692 INFO L439 ceAbstractionStarter]: At program point L133(lines 133 139) the Hoare annotation is: (let ((.cse15 (= ~pumpRunning~0 1)) (.cse16 (<= ~waterLevel~0 1)) (.cse11 (= ~pumpRunning~0 0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse17 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1))) (.cse10 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (let ((.cse2 (and .cse10 (<= ~waterLevel~0 0))) (.cse6 (= 1 ~waterLevel~0)) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse9 (or .cse4 .cse17 .cse7)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse12 (not (<= |old(~waterLevel~0)| 2))) (.cse14 (and .cse16 .cse11)) (.cse1 (or .cse17 .cse7)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse13 (and .cse16 .cse15))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse7 .cse8) (or .cse0 .cse9 .cse2) (or .cse4 .cse5 (and .cse10 .cse11) .cse12 .cse7) (or .cse5 .cse7 .cse6 .cse8 .cse3) (or (or .cse0 .cse5 .cse7) .cse3 .cse10) (or .cse13 .cse14 .cse9 .cse12) (or (and (<= ~waterLevel~0 2) .cse15) .cse5 .cse12 .cse7 .cse3 .cse14) (or .cse12 .cse14 .cse1 .cse3 .cse13)))) [2019-09-08 06:10:06,692 INFO L446 ceAbstractionStarter]: At program point L483-2(lines 483 497) the Hoare annotation is: true [2019-09-08 06:10:06,692 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 473 502) no Hoare annotation was computed. [2019-09-08 06:10:06,692 INFO L446 ceAbstractionStarter]: At program point L479(line 479) the Hoare annotation is: true [2019-09-08 06:10:06,692 INFO L443 ceAbstractionStarter]: For program point L479-1(line 479) no Hoare annotation was computed. [2019-09-08 06:10:06,693 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 473 502) the Hoare annotation is: true [2019-09-08 06:10:06,693 INFO L446 ceAbstractionStarter]: At program point L498(lines 473 502) the Hoare annotation is: true [2019-09-08 06:10:06,693 INFO L443 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-09-08 06:10:06,693 INFO L443 ceAbstractionStarter]: For program point L487(lines 487 491) no Hoare annotation was computed. [2019-09-08 06:10:06,693 INFO L446 ceAbstractionStarter]: At program point L487-1(lines 487 491) the Hoare annotation is: true [2019-09-08 06:10:06,693 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-09-08 06:10:06,693 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 398 406) the Hoare annotation is: true [2019-09-08 06:10:06,693 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 398 406) no Hoare annotation was computed. [2019-09-08 06:10:06,693 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 398 406) no Hoare annotation was computed. [2019-09-08 06:10:06,693 INFO L443 ceAbstractionStarter]: For program point L578-1(line 578) no Hoare annotation was computed. [2019-09-08 06:10:06,694 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 571 603) no Hoare annotation was computed. [2019-09-08 06:10:06,694 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 571 603) the Hoare annotation is: true [2019-09-08 06:10:06,694 INFO L439 ceAbstractionStarter]: At program point L594(line 594) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse3) (or .cse1 .cse4 .cse3 .cse6) (or .cse5 .cse2 .cse3 .cse6))) [2019-09-08 06:10:06,694 INFO L443 ceAbstractionStarter]: For program point L590(lines 590 596) no Hoare annotation was computed. [2019-09-08 06:10:06,694 INFO L439 ceAbstractionStarter]: At program point L588(line 588) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse3) (or (= ~methaneLevelCritical~0 __utac_acc__Specification3_spec__1_~tmp~8) .cse5 .cse2 .cse3 .cse6) (or .cse1 .cse2 .cse3 .cse6) (or .cse1 .cse4 .cse3 .cse6))) [2019-09-08 06:10:06,694 INFO L443 ceAbstractionStarter]: For program point L588-1(line 588) no Hoare annotation was computed. [2019-09-08 06:10:06,694 INFO L443 ceAbstractionStarter]: For program point L586(lines 586 599) no Hoare annotation was computed. [2019-09-08 06:10:06,694 INFO L443 ceAbstractionStarter]: For program point L586-1(lines 571 603) no Hoare annotation was computed. [2019-09-08 06:10:06,694 INFO L439 ceAbstractionStarter]: At program point L584(line 584) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse6 (= ~methaneLevelCritical~0 __utac_acc__Specification3_spec__1_~tmp~8)) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse3) (or .cse6 .cse5 .cse2 .cse3 .cse7) (or .cse1 .cse4 .cse6 .cse3 .cse7))) [2019-09-08 06:10:06,695 INFO L443 ceAbstractionStarter]: For program point L584-1(line 584) no Hoare annotation was computed. [2019-09-08 06:10:06,695 INFO L443 ceAbstractionStarter]: For program point L580(lines 580 600) no Hoare annotation was computed. [2019-09-08 06:10:06,695 INFO L446 ceAbstractionStarter]: At program point L578(line 578) the Hoare annotation is: true [2019-09-08 06:10:06,695 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 362 373) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= 1 ~waterLevel~0)) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (<= ~waterLevel~0 2)) (.cse0 (not (= ~systemActive~0 1))) (.cse9 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (<= |old(~waterLevel~0)| 1))) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse8 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse3 .cse0 .cse6 .cse4) (or .cse0 .cse7 .cse8 .cse3 .cse4) (or .cse9 .cse5 .cse3 .cse0 .cse6) (or .cse0 .cse9 .cse2 .cse3 .cse1) (or .cse0 .cse9 .cse7 .cse3 .cse8))) [2019-09-08 06:10:06,695 INFO L443 ceAbstractionStarter]: For program point L366-1(lines 362 373) no Hoare annotation was computed. [2019-09-08 06:10:06,695 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 362 373) no Hoare annotation was computed. [2019-09-08 06:10:06,695 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 527 533) no Hoare annotation was computed. [2019-09-08 06:10:06,695 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 527 533) the Hoare annotation is: true [2019-09-08 06:10:06,695 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-08 06:10:06,695 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-09-08 06:10:06,695 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-08 06:10:06,696 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-08 06:10:06,696 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 154 178) the Hoare annotation is: (let ((.cse6 (not (<= ~waterLevel~0 1))) (.cse8 (= ~pumpRunning~0 1)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse3 .cse8) (or .cse6 .cse8 .cse7 .cse3 .cse4) (or .cse5 .cse1 .cse0 .cse2 .cse3))) [2019-09-08 06:10:06,696 INFO L439 ceAbstractionStarter]: At program point L160(line 160) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse5 .cse6 .cse3) (or .cse7 .cse1 .cse0 .cse2 .cse3))) [2019-09-08 06:10:06,696 INFO L443 ceAbstractionStarter]: For program point L160-1(line 160) no Hoare annotation was computed. [2019-09-08 06:10:06,696 INFO L443 ceAbstractionStarter]: For program point L158(lines 158 175) no Hoare annotation was computed. [2019-09-08 06:10:06,696 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 154 178) no Hoare annotation was computed. [2019-09-08 06:10:06,696 INFO L439 ceAbstractionStarter]: At program point L173(line 173) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7) (or .cse0 .cse5 .cse6 .cse3) (or .cse1 .cse4 .cse2 .cse3 .cse7))) [2019-09-08 06:10:06,696 INFO L443 ceAbstractionStarter]: For program point L173-1(lines 154 178) no Hoare annotation was computed. [2019-09-08 06:10:06,696 INFO L439 ceAbstractionStarter]: At program point L168(line 168) the Hoare annotation is: (let ((.cse8 (<= ~waterLevel~0 1))) (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not .cse8)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) .cse8 (= ~pumpRunning~0 0))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse2 .cse3) (or .cse7 .cse0 .cse1 .cse2) (or .cse5 .cse7 .cse4 .cse6 .cse2)))) [2019-09-08 06:10:06,696 INFO L439 ceAbstractionStarter]: At program point L164(line 164) the Hoare annotation is: (let ((.cse10 (= ~pumpRunning~0 0)) (.cse9 (<= ~waterLevel~0 1))) (let ((.cse0 (not .cse9)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse2 (not (= ~systemActive~0 1))) (.cse8 (and (= 1 processEnvironment__wrappee__highWaterSensor_~tmp~1) .cse10)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (and .cse9 .cse10))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse5 .cse6 .cse7 .cse2 .cse8) (or .cse5 .cse6 .cse2 .cse8 .cse3 .cse7)))) [2019-09-08 06:10:06,697 INFO L443 ceAbstractionStarter]: For program point L162(lines 162 170) no Hoare annotation was computed. [2019-09-08 06:10:06,697 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 374 385) no Hoare annotation was computed. [2019-09-08 06:10:06,697 INFO L443 ceAbstractionStarter]: For program point L378-1(lines 374 385) no Hoare annotation was computed. [2019-09-08 06:10:06,697 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 374 385) the Hoare annotation is: (let ((.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (or .cse8 .cse1 .cse2)) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse6 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse4 .cse3) (or (not (<= |old(~waterLevel~0)| 0)) .cse7 .cse4) (or (<= ~waterLevel~0 1) .cse5 .cse7) (or .cse8 .cse6 (<= ~waterLevel~0 2) .cse0 .cse2) (or .cse4 (or .cse8 .cse5 .cse6 .cse2))))) [2019-09-08 06:10:06,697 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 463 470) no Hoare annotation was computed. [2019-09-08 06:10:06,697 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 463 470) the Hoare annotation is: true [2019-09-08 06:10:06,697 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 467) no Hoare annotation was computed. [2019-09-08 06:10:06,697 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 463 470) no Hoare annotation was computed. [2019-09-08 06:10:06,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 06:10:06 BoogieIcfgContainer [2019-09-08 06:10:06,711 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-08 06:10:06,713 INFO L168 Benchmark]: Toolchain (without parser) took 25042.77 ms. Allocated memory was 133.2 MB in the beginning and 629.7 MB in the end (delta: 496.5 MB). Free memory was 88.9 MB in the beginning and 405.1 MB in the end (delta: -316.2 MB). Peak memory consumption was 461.9 MB. Max. memory is 7.1 GB. [2019-09-08 06:10:06,714 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 107.7 MB in the beginning and 107.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-08 06:10:06,715 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.86 ms. Allocated memory was 133.2 MB in the beginning and 198.2 MB in the end (delta: 65.0 MB). Free memory was 88.7 MB in the beginning and 161.3 MB in the end (delta: -72.6 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. [2019-09-08 06:10:06,715 INFO L168 Benchmark]: Boogie Preprocessor took 125.32 ms. Allocated memory is still 198.2 MB. Free memory was 161.3 MB in the beginning and 157.0 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-08 06:10:06,716 INFO L168 Benchmark]: RCFGBuilder took 1093.67 ms. Allocated memory was 198.2 MB in the beginning and 223.9 MB in the end (delta: 25.7 MB). Free memory was 157.0 MB in the beginning and 187.5 MB in the end (delta: -30.6 MB). Peak memory consumption was 86.5 MB. Max. memory is 7.1 GB. [2019-09-08 06:10:06,717 INFO L168 Benchmark]: TraceAbstraction took 23119.75 ms. Allocated memory was 223.9 MB in the beginning and 629.7 MB in the end (delta: 405.8 MB). Free memory was 187.5 MB in the beginning and 405.1 MB in the end (delta: -217.6 MB). Peak memory consumption was 469.8 MB. Max. memory is 7.1 GB. [2019-09-08 06:10:06,721 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 107.7 MB in the beginning and 107.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 699.86 ms. Allocated memory was 133.2 MB in the beginning and 198.2 MB in the end (delta: 65.0 MB). Free memory was 88.7 MB in the beginning and 161.3 MB in the end (delta: -72.6 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 125.32 ms. Allocated memory is still 198.2 MB. Free memory was 161.3 MB in the beginning and 157.0 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1093.67 ms. Allocated memory was 198.2 MB in the beginning and 223.9 MB in the end (delta: 25.7 MB). Free memory was 157.0 MB in the beginning and 187.5 MB in the end (delta: -30.6 MB). Peak memory consumption was 86.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 23119.75 ms. Allocated memory was 223.9 MB in the beginning and 629.7 MB in the end (delta: 405.8 MB). Free memory was 187.5 MB in the beginning and 405.1 MB in the end (delta: -217.6 MB). Peak memory consumption was 469.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 467]: 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: 483]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((((((((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 2) && pumpRunning == 1) || !(systemActive == 1)) || (((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 1) && pumpRunning == 0)) || (((0 == splverifierCounter && waterLevel <= 2) && pumpRunning == 0) && 1 == methaneLevelCritical)) || !(0 == \old(pumpRunning))) || (((0 == splverifierCounter && waterLevel <= 1) && pumpRunning == 1) && 1 == methaneLevelCritical)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 473]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 255 locations, 1 error locations. SAFE Result, 23.0s OverallTime, 13 OverallIterations, 4 TraceHistogramMax, 9.2s AutomataDifference, 0.0s DeadEndRemovalTime, 10.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 2782 SDtfs, 2637 SDslu, 10588 SDs, 0 SdLazy, 7078 SolverSat, 1346 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 604 GetRequests, 457 SyntacticMatches, 1 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 585 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1376occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 13 MinimizatonAttempts, 334 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 3963 PreInvPairs, 4497 NumberOfFragments, 3362 HoareAnnotationTreeSize, 3963 FomulaSimplifications, 21227 FormulaSimplificationTreeSizeReduction, 1.6s HoareSimplificationTime, 70 FomulaSimplificationsInter, 33469 FormulaSimplificationTreeSizeReductionInter, 8.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 1649 NumberOfCodeBlocks, 1649 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1633 ConstructedInterpolants, 0 QuantifiedInterpolants, 322015 SizeOfPredicates, 20 NumberOfNonLiveVariables, 2541 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 16 InterpolantComputations, 11 PerfectInterpolantSequences, 168/188 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...