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 --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product42.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 23:16:07,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 23:16:07,512 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 23:16:07,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 23:16:07,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 23:16:07,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 23:16:07,527 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 23:16:07,529 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 23:16:07,531 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 23:16:07,532 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 23:16:07,533 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 23:16:07,534 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 23:16:07,535 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 23:16:07,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 23:16:07,537 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 23:16:07,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 23:16:07,539 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 23:16:07,540 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 23:16:07,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 23:16:07,544 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 23:16:07,548 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 23:16:07,552 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 23:16:07,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 23:16:07,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 23:16:07,557 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 23:16:07,557 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 23:16:07,558 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 23:16:07,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 23:16:07,565 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 23:16:07,566 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 23:16:07,566 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 23:16:07,567 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 23:16:07,568 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 23:16:07,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 23:16:07,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 23:16:07,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 23:16:07,573 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 23:16:07,573 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 23:16:07,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 23:16:07,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 23:16:07,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 23:16:07,583 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 [2019-10-13 23:16:07,609 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 23:16:07,609 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 23:16:07,612 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 23:16:07,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 23:16:07,613 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 23:16:07,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 23:16:07,613 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 23:16:07,613 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 23:16:07,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 23:16:07,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 23:16:07,615 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 23:16:07,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 23:16:07,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 23:16:07,616 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 23:16:07,616 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 23:16:07,616 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 23:16:07,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 23:16:07,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 23:16:07,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 23:16:07,617 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 23:16:07,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 23:16:07,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:16:07,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 23:16:07,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 23:16:07,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 23:16:07,619 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 23:16:07,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 23:16:07,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 23:16:07,619 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-13 23:16:07,924 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 23:16:07,943 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 23:16:07,946 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 23:16:07,947 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 23:16:07,947 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 23:16:07,948 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product42.cil.c [2019-10-13 23:16:08,025 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc0cc2bdf/aacacb68dbfc4bf5a81f647b16f0f5cf/FLAG42d049024 [2019-10-13 23:16:08,584 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 23:16:08,584 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product42.cil.c [2019-10-13 23:16:08,607 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc0cc2bdf/aacacb68dbfc4bf5a81f647b16f0f5cf/FLAG42d049024 [2019-10-13 23:16:08,828 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc0cc2bdf/aacacb68dbfc4bf5a81f647b16f0f5cf [2019-10-13 23:16:08,837 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 23:16:08,839 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 23:16:08,840 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 23:16:08,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 23:16:08,843 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 23:16:08,844 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:16:08" (1/1) ... [2019-10-13 23:16:08,847 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f354402 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:08, skipping insertion in model container [2019-10-13 23:16:08,848 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:16:08" (1/1) ... [2019-10-13 23:16:08,855 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 23:16:08,894 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 23:16:09,367 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:16:09,382 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 23:16:09,489 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:16:09,527 INFO L192 MainTranslator]: Completed translation [2019-10-13 23:16:09,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:09 WrapperNode [2019-10-13 23:16:09,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 23:16:09,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 23:16:09,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 23:16:09,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 23:16:09,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:09" (1/1) ... [2019-10-13 23:16:09,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:09" (1/1) ... [2019-10-13 23:16:09,558 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:09" (1/1) ... [2019-10-13 23:16:09,559 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:09" (1/1) ... [2019-10-13 23:16:09,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:09" (1/1) ... [2019-10-13 23:16:09,598 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:09" (1/1) ... [2019-10-13 23:16:09,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:09" (1/1) ... [2019-10-13 23:16:09,611 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 23:16:09,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 23:16:09,612 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 23:16:09,612 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 23:16:09,613 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:09" (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 [2019-10-13 23:16:09,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 23:16:09,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 23:16:09,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 23:16:09,693 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 23:16:09,693 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 23:16:09,694 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 23:16:09,695 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 23:16:09,695 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 23:16:09,695 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 23:16:09,696 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 23:16:09,696 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 23:16:09,697 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 23:16:09,697 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-10-13 23:16:09,697 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 23:16:09,697 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 23:16:09,698 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 23:16:09,700 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 23:16:09,700 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 23:16:09,701 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-13 23:16:09,701 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 23:16:09,701 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 23:16:09,701 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 23:16:09,701 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 23:16:09,702 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 23:16:09,702 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 23:16:09,702 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 23:16:09,702 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-13 23:16:09,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 23:16:09,703 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 23:16:09,703 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 23:16:09,703 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 23:16:09,704 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 23:16:09,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 23:16:09,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 23:16:09,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 23:16:09,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 23:16:09,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 23:16:09,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 23:16:09,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-10-13 23:16:09,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 23:16:09,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 23:16:09,705 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 23:16:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 23:16:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 23:16:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 23:16:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 23:16:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 23:16:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 23:16:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 23:16:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 23:16:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 23:16:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 23:16:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 23:16:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 23:16:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 23:16:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 23:16:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 23:16:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 23:16:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 23:16:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-13 23:16:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 23:16:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 23:16:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 23:16:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-10-13 23:16:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 23:16:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 23:16:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-13 23:16:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-10-13 23:16:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 23:16:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 23:16:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 23:16:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 23:16:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 23:16:09,712 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 23:16:09,712 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 23:16:09,712 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 23:16:09,713 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 23:16:09,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 23:16:09,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 23:16:09,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 23:16:09,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 23:16:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 23:16:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 23:16:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 23:16:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 23:16:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 23:16:09,716 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 23:16:09,716 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 23:16:09,717 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 23:16:09,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 23:16:09,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 23:16:09,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 23:16:11,352 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 23:16:11,353 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 23:16:11,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:16:11 BoogieIcfgContainer [2019-10-13 23:16:11,354 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 23:16:11,356 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 23:16:11,356 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 23:16:11,360 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 23:16:11,360 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:16:08" (1/3) ... [2019-10-13 23:16:11,361 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@194e5fcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:16:11, skipping insertion in model container [2019-10-13 23:16:11,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:09" (2/3) ... [2019-10-13 23:16:11,362 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@194e5fcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:16:11, skipping insertion in model container [2019-10-13 23:16:11,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:16:11" (3/3) ... [2019-10-13 23:16:11,365 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product42.cil.c [2019-10-13 23:16:11,375 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 23:16:11,384 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 23:16:11,396 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 23:16:11,450 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 23:16:11,451 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 23:16:11,451 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 23:16:11,451 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 23:16:11,451 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 23:16:11,452 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 23:16:11,452 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 23:16:11,452 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 23:16:11,484 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states. [2019-10-13 23:16:11,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 23:16:11,499 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:11,500 INFO L380 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] [2019-10-13 23:16:11,504 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:11,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:11,511 INFO L82 PathProgramCache]: Analyzing trace with hash -280685536, now seen corresponding path program 1 times [2019-10-13 23:16:11,520 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:11,521 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012093203] [2019-10-13 23:16:11,521 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:11,522 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:11,522 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:11,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:11,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:11,844 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012093203] [2019-10-13 23:16:11,845 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:11,845 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 23:16:11,846 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890425594] [2019-10-13 23:16:11,851 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 23:16:11,851 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:11,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 23:16:11,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:16:11,870 INFO L87 Difference]: Start difference. First operand 141 states. Second operand 2 states. [2019-10-13 23:16:11,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:11,910 INFO L93 Difference]: Finished difference Result 215 states and 258 transitions. [2019-10-13 23:16:11,911 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 23:16:11,912 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 47 [2019-10-13 23:16:11,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:11,925 INFO L225 Difference]: With dead ends: 215 [2019-10-13 23:16:11,925 INFO L226 Difference]: Without dead ends: 108 [2019-10-13 23:16:11,930 INFO L600 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 [2019-10-13 23:16:11,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2019-10-13 23:16:11,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2019-10-13 23:16:11,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2019-10-13 23:16:11,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 123 transitions. [2019-10-13 23:16:11,995 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 123 transitions. Word has length 47 [2019-10-13 23:16:11,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:11,996 INFO L462 AbstractCegarLoop]: Abstraction has 108 states and 123 transitions. [2019-10-13 23:16:11,996 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 23:16:11,996 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 123 transitions. [2019-10-13 23:16:12,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-10-13 23:16:12,000 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:12,000 INFO L380 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] [2019-10-13 23:16:12,000 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:12,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:12,001 INFO L82 PathProgramCache]: Analyzing trace with hash -135947376, now seen corresponding path program 1 times [2019-10-13 23:16:12,001 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:12,001 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170396801] [2019-10-13 23:16:12,002 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:12,002 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:12,002 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:12,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:12,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:12,137 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170396801] [2019-10-13 23:16:12,137 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:12,138 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:16:12,138 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288898246] [2019-10-13 23:16:12,140 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:16:12,140 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:12,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:16:12,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:16:12,141 INFO L87 Difference]: Start difference. First operand 108 states and 123 transitions. Second operand 3 states. [2019-10-13 23:16:12,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:12,163 INFO L93 Difference]: Finished difference Result 169 states and 192 transitions. [2019-10-13 23:16:12,164 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:16:12,164 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2019-10-13 23:16:12,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:12,166 INFO L225 Difference]: With dead ends: 169 [2019-10-13 23:16:12,167 INFO L226 Difference]: Without dead ends: 100 [2019-10-13 23:16:12,168 INFO L600 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 [2019-10-13 23:16:12,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2019-10-13 23:16:12,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2019-10-13 23:16:12,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2019-10-13 23:16:12,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 112 transitions. [2019-10-13 23:16:12,184 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 112 transitions. Word has length 48 [2019-10-13 23:16:12,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:12,184 INFO L462 AbstractCegarLoop]: Abstraction has 100 states and 112 transitions. [2019-10-13 23:16:12,184 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:16:12,184 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 112 transitions. [2019-10-13 23:16:12,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 23:16:12,187 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:12,187 INFO L380 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] [2019-10-13 23:16:12,187 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:12,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:12,188 INFO L82 PathProgramCache]: Analyzing trace with hash 475684486, now seen corresponding path program 1 times [2019-10-13 23:16:12,188 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:12,189 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727099950] [2019-10-13 23:16:12,189 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:12,189 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:12,189 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:12,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:12,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:12,336 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727099950] [2019-10-13 23:16:12,336 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:12,337 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:16:12,337 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898868929] [2019-10-13 23:16:12,338 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:16:12,338 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:12,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:16:12,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:16:12,339 INFO L87 Difference]: Start difference. First operand 100 states and 112 transitions. Second operand 7 states. [2019-10-13 23:16:12,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:12,690 INFO L93 Difference]: Finished difference Result 178 states and 203 transitions. [2019-10-13 23:16:12,691 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 23:16:12,691 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-10-13 23:16:12,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:12,693 INFO L225 Difference]: With dead ends: 178 [2019-10-13 23:16:12,693 INFO L226 Difference]: Without dead ends: 100 [2019-10-13 23:16:12,695 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-13 23:16:12,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2019-10-13 23:16:12,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2019-10-13 23:16:12,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2019-10-13 23:16:12,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 111 transitions. [2019-10-13 23:16:12,708 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 111 transitions. Word has length 51 [2019-10-13 23:16:12,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:12,708 INFO L462 AbstractCegarLoop]: Abstraction has 100 states and 111 transitions. [2019-10-13 23:16:12,708 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:16:12,708 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 111 transitions. [2019-10-13 23:16:12,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-13 23:16:12,711 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:12,711 INFO L380 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] [2019-10-13 23:16:12,711 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:12,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:12,712 INFO L82 PathProgramCache]: Analyzing trace with hash -1585586157, now seen corresponding path program 1 times [2019-10-13 23:16:12,712 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:12,712 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692243173] [2019-10-13 23:16:12,712 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:12,713 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:12,713 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:12,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:12,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:12,840 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692243173] [2019-10-13 23:16:12,840 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:12,840 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 23:16:12,841 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665636963] [2019-10-13 23:16:12,842 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 23:16:12,842 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:12,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 23:16:12,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 23:16:12,843 INFO L87 Difference]: Start difference. First operand 100 states and 111 transitions. Second operand 5 states. [2019-10-13 23:16:13,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:13,320 INFO L93 Difference]: Finished difference Result 267 states and 312 transitions. [2019-10-13 23:16:13,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 23:16:13,320 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 59 [2019-10-13 23:16:13,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:13,325 INFO L225 Difference]: With dead ends: 267 [2019-10-13 23:16:13,325 INFO L226 Difference]: Without dead ends: 189 [2019-10-13 23:16:13,328 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:16:13,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2019-10-13 23:16:13,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 172. [2019-10-13 23:16:13,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2019-10-13 23:16:13,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 192 transitions. [2019-10-13 23:16:13,359 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 192 transitions. Word has length 59 [2019-10-13 23:16:13,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:13,360 INFO L462 AbstractCegarLoop]: Abstraction has 172 states and 192 transitions. [2019-10-13 23:16:13,360 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 23:16:13,361 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 192 transitions. [2019-10-13 23:16:13,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-10-13 23:16:13,363 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:13,364 INFO L380 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] [2019-10-13 23:16:13,364 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:13,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:13,364 INFO L82 PathProgramCache]: Analyzing trace with hash -1669569746, now seen corresponding path program 1 times [2019-10-13 23:16:13,365 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:13,365 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289917699] [2019-10-13 23:16:13,370 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:13,370 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:13,370 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:13,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:13,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:13,542 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289917699] [2019-10-13 23:16:13,542 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:13,543 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 23:16:13,543 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944383719] [2019-10-13 23:16:13,544 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 23:16:13,544 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:13,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 23:16:13,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 23:16:13,545 INFO L87 Difference]: Start difference. First operand 172 states and 192 transitions. Second operand 6 states. [2019-10-13 23:16:13,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:13,733 INFO L93 Difference]: Finished difference Result 430 states and 496 transitions. [2019-10-13 23:16:13,734 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 23:16:13,734 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2019-10-13 23:16:13,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:13,738 INFO L225 Difference]: With dead ends: 430 [2019-10-13 23:16:13,739 INFO L226 Difference]: Without dead ends: 280 [2019-10-13 23:16:13,740 INFO L600 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 [2019-10-13 23:16:13,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2019-10-13 23:16:13,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 270. [2019-10-13 23:16:13,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 270 states. [2019-10-13 23:16:13,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 305 transitions. [2019-10-13 23:16:13,773 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 305 transitions. Word has length 68 [2019-10-13 23:16:13,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:13,774 INFO L462 AbstractCegarLoop]: Abstraction has 270 states and 305 transitions. [2019-10-13 23:16:13,774 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 23:16:13,774 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 305 transitions. [2019-10-13 23:16:13,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-10-13 23:16:13,776 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:13,776 INFO L380 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] [2019-10-13 23:16:13,777 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:13,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:13,777 INFO L82 PathProgramCache]: Analyzing trace with hash -276938061, now seen corresponding path program 1 times [2019-10-13 23:16:13,777 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:13,778 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085541571] [2019-10-13 23:16:13,778 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:13,778 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:13,778 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:14,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:14,053 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085541571] [2019-10-13 23:16:14,053 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:14,053 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2019-10-13 23:16:14,053 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166925125] [2019-10-13 23:16:14,054 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-10-13 23:16:14,054 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:14,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-10-13 23:16:14,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2019-10-13 23:16:14,055 INFO L87 Difference]: Start difference. First operand 270 states and 305 transitions. Second operand 14 states. [2019-10-13 23:16:14,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:14,533 INFO L93 Difference]: Finished difference Result 535 states and 621 transitions. [2019-10-13 23:16:14,536 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-13 23:16:14,536 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 71 [2019-10-13 23:16:14,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:14,540 INFO L225 Difference]: With dead ends: 535 [2019-10-13 23:16:14,541 INFO L226 Difference]: Without dead ends: 385 [2019-10-13 23:16:14,542 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=84, Invalid=296, Unknown=0, NotChecked=0, Total=380 [2019-10-13 23:16:14,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2019-10-13 23:16:14,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 365. [2019-10-13 23:16:14,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 365 states. [2019-10-13 23:16:14,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 365 states and 418 transitions. [2019-10-13 23:16:14,602 INFO L78 Accepts]: Start accepts. Automaton has 365 states and 418 transitions. Word has length 71 [2019-10-13 23:16:14,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:14,606 INFO L462 AbstractCegarLoop]: Abstraction has 365 states and 418 transitions. [2019-10-13 23:16:14,606 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-10-13 23:16:14,606 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 418 transitions. [2019-10-13 23:16:14,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-10-13 23:16:14,609 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:14,611 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-10-13 23:16:14,611 INFO L410 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:14,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:14,611 INFO L82 PathProgramCache]: Analyzing trace with hash -1231910665, now seen corresponding path program 1 times [2019-10-13 23:16:14,612 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:14,612 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374194546] [2019-10-13 23:16:14,612 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:14,612 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:14,612 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:14,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:14,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 23:16:14,772 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374194546] [2019-10-13 23:16:14,772 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [466063873] [2019-10-13 23:16:14,772 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 23:16:14,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:14,967 INFO L256 TraceCheckSpWp]: Trace formula consists of 748 conjuncts, 29 conjunts are in the unsatisfiable core [2019-10-13 23:16:14,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 23:16:15,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:15,092 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 23:16:15,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 23:16:15,552 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-13 23:16:15,552 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9, 9] total 19 [2019-10-13 23:16:15,552 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619772278] [2019-10-13 23:16:15,553 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-13 23:16:15,553 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:15,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-13 23:16:15,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=282, Unknown=0, NotChecked=0, Total=342 [2019-10-13 23:16:15,554 INFO L87 Difference]: Start difference. First operand 365 states and 418 transitions. Second operand 8 states. [2019-10-13 23:16:16,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:16,034 INFO L93 Difference]: Finished difference Result 1015 states and 1186 transitions. [2019-10-13 23:16:16,035 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 23:16:16,035 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 81 [2019-10-13 23:16:16,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:16,040 INFO L225 Difference]: With dead ends: 1015 [2019-10-13 23:16:16,040 INFO L226 Difference]: Without dead ends: 672 [2019-10-13 23:16:16,042 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=60, Invalid=282, Unknown=0, NotChecked=0, Total=342 [2019-10-13 23:16:16,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 672 states. [2019-10-13 23:16:16,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 672 to 657. [2019-10-13 23:16:16,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 657 states. [2019-10-13 23:16:16,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 657 states and 755 transitions. [2019-10-13 23:16:16,113 INFO L78 Accepts]: Start accepts. Automaton has 657 states and 755 transitions. Word has length 81 [2019-10-13 23:16:16,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:16,114 INFO L462 AbstractCegarLoop]: Abstraction has 657 states and 755 transitions. [2019-10-13 23:16:16,114 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-13 23:16:16,114 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 755 transitions. [2019-10-13 23:16:16,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-10-13 23:16:16,123 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:16,130 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-10-13 23:16:16,334 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 23:16:16,334 INFO L410 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:16,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:16,335 INFO L82 PathProgramCache]: Analyzing trace with hash 1833682320, now seen corresponding path program 1 times [2019-10-13 23:16:16,335 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:16,336 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700342230] [2019-10-13 23:16:16,336 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:16,337 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:16,337 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:16,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:16,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 23:16:16,557 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700342230] [2019-10-13 23:16:16,557 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:16,557 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-13 23:16:16,559 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938394009] [2019-10-13 23:16:16,561 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-13 23:16:16,561 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:16,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-13 23:16:16,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2019-10-13 23:16:16,562 INFO L87 Difference]: Start difference. First operand 657 states and 755 transitions. Second operand 12 states. [2019-10-13 23:16:17,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:17,911 INFO L93 Difference]: Finished difference Result 1322 states and 1551 transitions. [2019-10-13 23:16:17,911 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-13 23:16:17,912 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 84 [2019-10-13 23:16:17,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:17,918 INFO L225 Difference]: With dead ends: 1322 [2019-10-13 23:16:17,919 INFO L226 Difference]: Without dead ends: 979 [2019-10-13 23:16:17,921 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=95, Invalid=457, Unknown=0, NotChecked=0, Total=552 [2019-10-13 23:16:17,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 979 states. [2019-10-13 23:16:17,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 979 to 947. [2019-10-13 23:16:17,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 947 states. [2019-10-13 23:16:17,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1086 transitions. [2019-10-13 23:16:17,981 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1086 transitions. Word has length 84 [2019-10-13 23:16:17,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:17,982 INFO L462 AbstractCegarLoop]: Abstraction has 947 states and 1086 transitions. [2019-10-13 23:16:17,982 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-13 23:16:17,982 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1086 transitions. [2019-10-13 23:16:17,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-10-13 23:16:17,984 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:17,985 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-10-13 23:16:17,985 INFO L410 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:17,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:17,985 INFO L82 PathProgramCache]: Analyzing trace with hash 2105155783, now seen corresponding path program 1 times [2019-10-13 23:16:17,985 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:17,986 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373609881] [2019-10-13 23:16:17,986 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:17,986 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:17,986 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:18,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:18,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-13 23:16:18,083 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373609881] [2019-10-13 23:16:18,083 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:18,083 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-13 23:16:18,083 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056309136] [2019-10-13 23:16:18,084 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 23:16:18,084 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:18,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 23:16:18,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-13 23:16:18,084 INFO L87 Difference]: Start difference. First operand 947 states and 1086 transitions. Second operand 10 states. [2019-10-13 23:16:18,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:18,358 INFO L93 Difference]: Finished difference Result 1882 states and 2160 transitions. [2019-10-13 23:16:18,360 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-13 23:16:18,361 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 84 [2019-10-13 23:16:18,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:18,395 INFO L225 Difference]: With dead ends: 1882 [2019-10-13 23:16:18,395 INFO L226 Difference]: Without dead ends: 494 [2019-10-13 23:16:18,398 INFO L600 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 [2019-10-13 23:16:18,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2019-10-13 23:16:18,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 472. [2019-10-13 23:16:18,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 472 states. [2019-10-13 23:16:18,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 472 states and 519 transitions. [2019-10-13 23:16:18,430 INFO L78 Accepts]: Start accepts. Automaton has 472 states and 519 transitions. Word has length 84 [2019-10-13 23:16:18,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:18,431 INFO L462 AbstractCegarLoop]: Abstraction has 472 states and 519 transitions. [2019-10-13 23:16:18,431 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-13 23:16:18,431 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 519 transitions. [2019-10-13 23:16:18,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-10-13 23:16:18,434 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:18,434 INFO L380 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-13 23:16:18,434 INFO L410 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:18,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:18,435 INFO L82 PathProgramCache]: Analyzing trace with hash -1445063481, now seen corresponding path program 1 times [2019-10-13 23:16:18,435 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:18,435 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788210146] [2019-10-13 23:16:18,436 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:18,436 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:18,436 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:18,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:18,665 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 11 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-13 23:16:18,666 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788210146] [2019-10-13 23:16:18,666 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [802872751] [2019-10-13 23:16:18,666 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 23:16:18,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:18,871 INFO L256 TraceCheckSpWp]: Trace formula consists of 860 conjuncts, 25 conjunts are in the unsatisfiable core [2019-10-13 23:16:18,877 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 23:16:18,955 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-10-13 23:16:18,955 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 23:16:19,465 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-13 23:16:19,466 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-13 23:16:19,466 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [15, 11] total 24 [2019-10-13 23:16:19,466 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461076281] [2019-10-13 23:16:19,467 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-13 23:16:19,467 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:19,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-13 23:16:19,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=480, Unknown=0, NotChecked=0, Total=552 [2019-10-13 23:16:19,468 INFO L87 Difference]: Start difference. First operand 472 states and 519 transitions. Second operand 11 states. [2019-10-13 23:16:19,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:19,959 INFO L93 Difference]: Finished difference Result 1104 states and 1254 transitions. [2019-10-13 23:16:19,959 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-13 23:16:19,960 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 125 [2019-10-13 23:16:19,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:19,961 INFO L225 Difference]: With dead ends: 1104 [2019-10-13 23:16:19,961 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 23:16:19,965 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 277 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=126, Invalid=744, Unknown=0, NotChecked=0, Total=870 [2019-10-13 23:16:19,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 23:16:19,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 23:16:19,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 23:16:19,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 23:16:19,966 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 125 [2019-10-13 23:16:19,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:19,967 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 23:16:19,967 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-13 23:16:19,967 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 23:16:19,968 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 23:16:20,175 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 23:16:20,182 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 23:16:21,043 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 16 [2019-10-13 23:16:21,470 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 27 [2019-10-13 23:16:21,839 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 28 [2019-10-13 23:16:21,948 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 15 [2019-10-13 23:16:22,340 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 29 [2019-10-13 23:16:22,536 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 20 [2019-10-13 23:16:22,694 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 17 [2019-10-13 23:16:22,933 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 30 [2019-10-13 23:16:23,254 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 32 [2019-10-13 23:16:23,459 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 18 [2019-10-13 23:16:23,979 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 31 [2019-10-13 23:16:24,161 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 15 [2019-10-13 23:16:24,202 INFO L443 ceAbstractionStarter]: For program point L636(lines 613 637) no Hoare annotation was computed. [2019-10-13 23:16:24,202 INFO L443 ceAbstractionStarter]: For program point L620(lines 620 624) no Hoare annotation was computed. [2019-10-13 23:16:24,202 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 589 644) no Hoare annotation was computed. [2019-10-13 23:16:24,202 INFO L443 ceAbstractionStarter]: For program point L614-2(lines 614 635) no Hoare annotation was computed. [2019-10-13 23:16:24,202 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 589 644) no Hoare annotation was computed. [2019-10-13 23:16:24,202 INFO L443 ceAbstractionStarter]: For program point L671-2(lines 671 696) no Hoare annotation was computed. [2019-10-13 23:16:24,202 INFO L443 ceAbstractionStarter]: For program point L697(lines 670 698) no Hoare annotation was computed. [2019-10-13 23:16:24,203 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 645 704) no Hoare annotation was computed. [2019-10-13 23:16:24,203 INFO L443 ceAbstractionStarter]: For program point L690(line 690) no Hoare annotation was computed. [2019-10-13 23:16:24,203 INFO L443 ceAbstractionStarter]: For program point L690-1(line 690) no Hoare annotation was computed. [2019-10-13 23:16:24,203 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 645 704) no Hoare annotation was computed. [2019-10-13 23:16:24,203 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 645 704) no Hoare annotation was computed. [2019-10-13 23:16:24,203 INFO L443 ceAbstractionStarter]: For program point L677(lines 677 681) no Hoare annotation was computed. [2019-10-13 23:16:24,203 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 520 526) the Hoare annotation is: true [2019-10-13 23:16:24,204 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 520 526) no Hoare annotation was computed. [2019-10-13 23:16:24,204 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 527 535) no Hoare annotation was computed. [2019-10-13 23:16:24,204 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 527 535) the Hoare annotation is: true [2019-10-13 23:16:24,204 INFO L443 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2019-10-13 23:16:24,204 INFO L443 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2019-10-13 23:16:24,204 INFO L439 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:16:24,205 INFO L439 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:16:24,205 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:16:24,205 INFO L439 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:16:24,205 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2019-10-13 23:16:24,206 INFO L439 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= main_~tmp~0 1) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:16:24,206 INFO L439 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= main_~tmp~0 1) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:16:24,206 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-10-13 23:16:24,206 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2019-10-13 23:16:24,206 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-10-13 23:16:24,206 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2019-10-13 23:16:24,206 INFO L443 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2019-10-13 23:16:24,207 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2019-10-13 23:16:24,207 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-10-13 23:16:24,207 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-10-13 23:16:24,207 INFO L443 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2019-10-13 23:16:24,207 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-10-13 23:16:24,207 INFO L443 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-10-13 23:16:24,207 INFO L443 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2019-10-13 23:16:24,207 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-10-13 23:16:24,208 INFO L443 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-10-13 23:16:24,208 INFO L443 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2019-10-13 23:16:24,208 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-10-13 23:16:24,208 INFO L443 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-10-13 23:16:24,208 INFO L443 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2019-10-13 23:16:24,208 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 325 333) no Hoare annotation was computed. [2019-10-13 23:16:24,208 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 325 333) the Hoare annotation is: true [2019-10-13 23:16:24,208 INFO L443 ceAbstractionStarter]: For program point L364(line 364) no Hoare annotation was computed. [2019-10-13 23:16:24,209 INFO L443 ceAbstractionStarter]: For program point L364-1(line 364) no Hoare annotation was computed. [2019-10-13 23:16:24,209 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 334 369) no Hoare annotation was computed. [2019-10-13 23:16:24,209 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 334 369) no Hoare annotation was computed. [2019-10-13 23:16:24,209 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 513 519) no Hoare annotation was computed. [2019-10-13 23:16:24,209 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 513 519) the Hoare annotation is: true [2019-10-13 23:16:24,209 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 543 588) no Hoare annotation was computed. [2019-10-13 23:16:24,209 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 543 588) no Hoare annotation was computed. [2019-10-13 23:16:24,209 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 856 901) no Hoare annotation was computed. [2019-10-13 23:16:24,209 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 856 901) no Hoare annotation was computed. [2019-10-13 23:16:24,210 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:16:24,210 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2019-10-13 23:16:24,210 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2019-10-13 23:16:24,210 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 314 324) the Hoare annotation is: true [2019-10-13 23:16:24,210 INFO L446 ceAbstractionStarter]: At program point L319(line 319) the Hoare annotation is: true [2019-10-13 23:16:24,210 INFO L443 ceAbstractionStarter]: For program point L319-1(line 319) no Hoare annotation was computed. [2019-10-13 23:16:24,210 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 314 324) no Hoare annotation was computed. [2019-10-13 23:16:24,210 INFO L443 ceAbstractionStarter]: For program point deactivatePumpENTRY(lines 306 313) no Hoare annotation was computed. [2019-10-13 23:16:24,211 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 306 313) no Hoare annotation was computed. [2019-10-13 23:16:24,211 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 478 491) no Hoare annotation was computed. [2019-10-13 23:16:24,211 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 478 491) the Hoare annotation is: true [2019-10-13 23:16:24,211 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 255 279) no Hoare annotation was computed. [2019-10-13 23:16:24,211 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 255 279) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 0)) (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 1)))) [2019-10-13 23:16:24,211 INFO L439 ceAbstractionStarter]: At program point L274(line 274) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 1)))) [2019-10-13 23:16:24,212 INFO L443 ceAbstractionStarter]: For program point L274-1(lines 255 279) no Hoare annotation was computed. [2019-10-13 23:16:24,212 INFO L439 ceAbstractionStarter]: At program point L269(line 269) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (and (not (= ~waterLevel~0 2)) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2019-10-13 23:16:24,212 INFO L439 ceAbstractionStarter]: At program point L265(line 265) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~waterLevel~0 2))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or .cse1 (or .cse2 .cse0 (not (= ~methaneLevelCritical~0 0)))) (or .cse2 (and (or .cse1 (= 1 processEnvironment_~tmp~2)) (= ~pumpRunning~0 0)) .cse0))) [2019-10-13 23:16:24,212 INFO L443 ceAbstractionStarter]: For program point L263(lines 263 271) no Hoare annotation was computed. [2019-10-13 23:16:24,213 INFO L439 ceAbstractionStarter]: At program point L261(line 261) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 0)) (or (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2019-10-13 23:16:24,213 INFO L443 ceAbstractionStarter]: For program point L261-1(line 261) no Hoare annotation was computed. [2019-10-13 23:16:24,213 INFO L443 ceAbstractionStarter]: For program point L259(lines 259 276) no Hoare annotation was computed. [2019-10-13 23:16:24,213 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 247 253) no Hoare annotation was computed. [2019-10-13 23:16:24,213 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 247 253) the Hoare annotation is: true [2019-10-13 23:16:24,213 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 145 210) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:16:24,213 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 145 210) no Hoare annotation was computed. [2019-10-13 23:16:24,214 INFO L439 ceAbstractionStarter]: At program point L203(lines 154 204) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:16:24,214 INFO L439 ceAbstractionStarter]: At program point L193-2(lines 185 198) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse4 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse5) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse2 .cse5))) [2019-10-13 23:16:24,214 INFO L443 ceAbstractionStarter]: For program point L156(lines 155 202) no Hoare annotation was computed. [2019-10-13 23:16:24,214 INFO L439 ceAbstractionStarter]: At program point L187(line 187) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse4 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse5) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse2 .cse5))) [2019-10-13 23:16:24,214 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 198) no Hoare annotation was computed. [2019-10-13 23:16:24,215 INFO L439 ceAbstractionStarter]: At program point L177(line 177) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 1)) (.cse1 (= 1 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse4 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse3 (and .cse0 (= 0 ~methaneLevelCritical~0) .cse2)) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse4) (and .cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse2 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-13 23:16:24,215 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 181) no Hoare annotation was computed. [2019-10-13 23:16:24,215 INFO L443 ceAbstractionStarter]: For program point L175-1(lines 175 181) no Hoare annotation was computed. [2019-10-13 23:16:24,215 INFO L439 ceAbstractionStarter]: At program point L200(lines 155 202) the Hoare annotation is: (let ((.cse4 (= 1 ~methaneLevelCritical~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse5 (= ~pumpRunning~0 1))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (not (= ~waterLevel~0 2)) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse5) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse4 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse2 .cse5))) [2019-10-13 23:16:24,215 INFO L439 ceAbstractionStarter]: At program point L167(line 167) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0)) (.cse3 (= 0 test_~splverifierCounter~0))) (let ((.cse0 (= 1 ~methaneLevelCritical~0)) (.cse1 (and .cse2 .cse3 (= ~pumpRunning~0 0))) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse4 (= ~pumpRunning~0 1))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1) (and .cse2 .cse0 .cse3 .cse4) (and .cse1 .cse5) (not (= |old(~systemActive~0)| 1)) (and .cse2 .cse5 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))))) [2019-10-13 23:16:24,216 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 171) no Hoare annotation was computed. [2019-10-13 23:16:24,216 INFO L443 ceAbstractionStarter]: For program point L165-1(lines 165 171) no Hoare annotation was computed. [2019-10-13 23:16:24,216 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 145 210) no Hoare annotation was computed. [2019-10-13 23:16:24,216 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 810 855) no Hoare annotation was computed. [2019-10-13 23:16:24,216 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 810 855) no Hoare annotation was computed. [2019-10-13 23:16:24,216 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 280 287) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:16:24,216 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 280 287) no Hoare annotation was computed. [2019-10-13 23:16:24,217 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 446 468) no Hoare annotation was computed. [2019-10-13 23:16:24,217 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 446 468) no Hoare annotation was computed. [2019-10-13 23:16:24,217 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 503 512) no Hoare annotation was computed. [2019-10-13 23:16:24,217 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 503 512) no Hoare annotation was computed. [2019-10-13 23:16:24,217 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 707 809) no Hoare annotation was computed. [2019-10-13 23:16:24,217 INFO L443 ceAbstractionStarter]: For program point L731(lines 731 735) no Hoare annotation was computed. [2019-10-13 23:16:24,217 INFO L443 ceAbstractionStarter]: For program point L756-2(lines 756 776) no Hoare annotation was computed. [2019-10-13 23:16:24,217 INFO L443 ceAbstractionStarter]: For program point L777(lines 755 778) no Hoare annotation was computed. [2019-10-13 23:16:24,218 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 707 809) no Hoare annotation was computed. [2019-10-13 23:16:24,218 INFO L443 ceAbstractionStarter]: For program point L736(lines 736 752) no Hoare annotation was computed. [2019-10-13 23:16:24,218 INFO L443 ceAbstractionStarter]: For program point L757(lines 756 776) no Hoare annotation was computed. [2019-10-13 23:16:24,218 INFO L443 ceAbstractionStarter]: For program point L788(line 788) no Hoare annotation was computed. [2019-10-13 23:16:24,218 INFO L443 ceAbstractionStarter]: For program point L788-1(line 788) no Hoare annotation was computed. [2019-10-13 23:16:24,218 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 707 809) no Hoare annotation was computed. [2019-10-13 23:16:24,218 INFO L443 ceAbstractionStarter]: For program point L753(lines 753 794) no Hoare annotation was computed. [2019-10-13 23:16:24,218 INFO L443 ceAbstractionStarter]: For program point L772(line 772) no Hoare annotation was computed. [2019-10-13 23:16:24,219 INFO L443 ceAbstractionStarter]: For program point L772-1(line 772) no Hoare annotation was computed. [2019-10-13 23:16:24,219 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2019-10-13 23:16:24,219 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:16:24,219 INFO L439 ceAbstractionStarter]: At program point L300(line 300) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= ~methaneLevelCritical~0 activatePump_~tmp~3) .cse1 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (= ~pumpRunning~0 0) .cse1))) [2019-10-13 23:16:24,219 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 289 305) no Hoare annotation was computed. [2019-10-13 23:16:24,219 INFO L443 ceAbstractionStarter]: For program point L300-1(lines 289 305) no Hoare annotation was computed. [2019-10-13 23:16:24,220 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 289 305) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:16:24,220 INFO L443 ceAbstractionStarter]: For program point L296(lines 296 302) no Hoare annotation was computed. [2019-10-13 23:16:24,220 INFO L439 ceAbstractionStarter]: At program point L294(line 294) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:16:24,220 INFO L443 ceAbstractionStarter]: For program point L294-1(line 294) no Hoare annotation was computed. [2019-10-13 23:16:24,220 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 370 388) no Hoare annotation was computed. [2019-10-13 23:16:24,220 INFO L446 ceAbstractionStarter]: At program point L377(line 377) the Hoare annotation is: true [2019-10-13 23:16:24,220 INFO L443 ceAbstractionStarter]: For program point L377-1(line 377) no Hoare annotation was computed. [2019-10-13 23:16:24,221 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 370 388) the Hoare annotation is: true [2019-10-13 23:16:24,221 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 469 477) the Hoare annotation is: true [2019-10-13 23:16:24,221 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 469 477) no Hoare annotation was computed. [2019-10-13 23:16:24,221 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 425 436) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 (or (not (= 0 ~pumpRunning~0)) .cse1)) (or .cse1 .cse0 (not (= 1 ~pumpRunning~0))))) [2019-10-13 23:16:24,221 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 425 436) no Hoare annotation was computed. [2019-10-13 23:16:24,221 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:16:24,221 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 23:16:24,221 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 223 246) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (= 1 ~waterLevel~0)) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse4 (= |old(~waterLevel~0)| 2)) (.cse0 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 2))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= ~pumpRunning~0 1) .cse1) (or .cse2 .cse1 (= ~pumpRunning~0 0)) (or .cse3 .cse4 .cse2 .cse1) (or .cse5 .cse0 .cse1 .cse6) (or .cse2 .cse5 .cse1 .cse6) (or .cse4 .cse0 .cse3 .cse1))) [2019-10-13 23:16:24,222 INFO L439 ceAbstractionStarter]: At program point L236(line 236) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 0)) (or (not (= ~waterLevel~0 2)) (= |old(~waterLevel~0)| 2) .cse0 .cse1) (or .cse0 (= 1 ~waterLevel~0) .cse1 (not (= |old(~waterLevel~0)| 1))) (or (not (= 1 |old(~pumpRunning~0)|)) .cse1 (= ~pumpRunning~0 1)))) [2019-10-13 23:16:24,222 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 223 246) no Hoare annotation was computed. [2019-10-13 23:16:24,222 INFO L439 ceAbstractionStarter]: At program point L234(lines 234 240) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 2))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 1))) (and (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 0)) (or .cse3 (= |old(~waterLevel~0)| 2) .cse0 .cse2) (or .cse0 (= 1 ~waterLevel~0) .cse2 (not (= |old(~waterLevel~0)| 1))) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse1) (or .cse3 (or .cse0 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse1))) [2019-10-13 23:16:24,222 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 223 246) no Hoare annotation was computed. [2019-10-13 23:16:24,222 INFO L439 ceAbstractionStarter]: At program point L229(line 229) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 1)))) [2019-10-13 23:16:24,222 INFO L443 ceAbstractionStarter]: For program point L227(lines 226 245) no Hoare annotation was computed. [2019-10-13 23:16:24,223 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2019-10-13 23:16:24,223 INFO L443 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-10-13 23:16:24,223 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2019-10-13 23:16:24,223 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-10-13 23:16:24,223 INFO L446 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2019-10-13 23:16:24,223 INFO L446 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2019-10-13 23:16:24,223 INFO L446 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2019-10-13 23:16:24,223 INFO L443 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2019-10-13 23:16:24,223 INFO L446 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2019-10-13 23:16:24,224 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 437 445) the Hoare annotation is: true [2019-10-13 23:16:24,224 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 437 445) no Hoare annotation was computed. [2019-10-13 23:16:24,224 INFO L439 ceAbstractionStarter]: At program point L926(line 926) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= ~methaneLevelCritical~0 0) .cse1) (or (= ~waterLevel~0 2) .cse0 .cse1) (or (not (= 1 ~pumpRunning~0)) .cse1))) [2019-10-13 23:16:24,224 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 903 935) no Hoare annotation was computed. [2019-10-13 23:16:24,224 INFO L443 ceAbstractionStarter]: For program point L922(lines 922 928) no Hoare annotation was computed. [2019-10-13 23:16:24,224 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 903 935) the Hoare annotation is: true [2019-10-13 23:16:24,224 INFO L439 ceAbstractionStarter]: At program point L920(line 920) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (= ~waterLevel~0 2)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse2) (or .cse3 .cse4 .cse2) (or .cse1 .cse4 .cse2))) [2019-10-13 23:16:24,225 INFO L443 ceAbstractionStarter]: For program point L920-1(line 920) no Hoare annotation was computed. [2019-10-13 23:16:24,225 INFO L443 ceAbstractionStarter]: For program point L918(lines 918 931) no Hoare annotation was computed. [2019-10-13 23:16:24,225 INFO L443 ceAbstractionStarter]: For program point L918-1(lines 903 935) no Hoare annotation was computed. [2019-10-13 23:16:24,226 INFO L439 ceAbstractionStarter]: At program point L916(line 916) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (not (= 0 ~pumpRunning~0)) .cse0 .cse1) (or .cse0 (not (= 1 ~pumpRunning~0)) .cse1))) [2019-10-13 23:16:24,226 INFO L443 ceAbstractionStarter]: For program point L916-1(line 916) no Hoare annotation was computed. [2019-10-13 23:16:24,226 INFO L443 ceAbstractionStarter]: For program point L912(lines 912 932) no Hoare annotation was computed. [2019-10-13 23:16:24,226 INFO L446 ceAbstractionStarter]: At program point L910(line 910) the Hoare annotation is: true [2019-10-13 23:16:24,226 INFO L443 ceAbstractionStarter]: For program point L910-1(line 910) no Hoare annotation was computed. [2019-10-13 23:16:24,226 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 401 412) the Hoare annotation is: true [2019-10-13 23:16:24,226 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 401 412) no Hoare annotation was computed. [2019-10-13 23:16:24,227 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2019-10-13 23:16:24,227 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2019-10-13 23:16:24,227 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:16:24,227 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)) [2019-10-13 23:16:24,227 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:16:24,227 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 23:16:24,227 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 389 396) no Hoare annotation was computed. [2019-10-13 23:16:24,227 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 389 396) the Hoare annotation is: (let ((.cse1 (not (= |old(~systemActive~0)| 1))) (.cse0 (= 1 ~systemActive~0))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or (not (= 0 ~pumpRunning~0)) .cse1 .cse0))) [2019-10-13 23:16:24,228 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 413 424) no Hoare annotation was computed. [2019-10-13 23:16:24,228 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 413 424) the Hoare annotation is: true [2019-10-13 23:16:24,228 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 497) no Hoare annotation was computed. [2019-10-13 23:16:24,228 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 493 500) the Hoare annotation is: true [2019-10-13 23:16:24,228 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 493 500) no Hoare annotation was computed. [2019-10-13 23:16:24,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 11:16:24 BoogieIcfgContainer [2019-10-13 23:16:24,261 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 23:16:24,263 INFO L168 Benchmark]: Toolchain (without parser) took 15423.91 ms. Allocated memory was 138.4 MB in the beginning and 417.3 MB in the end (delta: 278.9 MB). Free memory was 101.2 MB in the beginning and 359.3 MB in the end (delta: -258.1 MB). Peak memory consumption was 297.5 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:24,264 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 138.4 MB. Free memory is still 120.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-13 23:16:24,265 INFO L168 Benchmark]: CACSL2BoogieTranslator took 688.12 ms. Allocated memory was 138.4 MB in the beginning and 201.3 MB in the end (delta: 62.9 MB). Free memory was 101.2 MB in the beginning and 169.0 MB in the end (delta: -67.8 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:24,270 INFO L168 Benchmark]: Boogie Preprocessor took 82.87 ms. Allocated memory is still 201.3 MB. Free memory was 169.0 MB in the beginning and 164.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:24,271 INFO L168 Benchmark]: RCFGBuilder took 1742.89 ms. Allocated memory was 201.3 MB in the beginning and 232.8 MB in the end (delta: 31.5 MB). Free memory was 164.9 MB in the beginning and 149.5 MB in the end (delta: 15.5 MB). Peak memory consumption was 84.8 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:24,272 INFO L168 Benchmark]: TraceAbstraction took 12905.03 ms. Allocated memory was 232.8 MB in the beginning and 417.3 MB in the end (delta: 184.5 MB). Free memory was 149.5 MB in the beginning and 359.3 MB in the end (delta: -209.8 MB). Peak memory consumption was 251.5 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:24,286 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 138.4 MB. Free memory is still 120.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 688.12 ms. Allocated memory was 138.4 MB in the beginning and 201.3 MB in the end (delta: 62.9 MB). Free memory was 101.2 MB in the beginning and 169.0 MB in the end (delta: -67.8 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.87 ms. Allocated memory is still 201.3 MB. Free memory was 169.0 MB in the beginning and 164.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1742.89 ms. Allocated memory was 201.3 MB in the beginning and 232.8 MB in the end (delta: 31.5 MB). Free memory was 164.9 MB in the beginning and 149.5 MB in the end (delta: 15.5 MB). Peak memory consumption was 84.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12905.03 ms. Allocated memory was 232.8 MB in the beginning and 417.3 MB in the end (delta: 184.5 MB). Free memory was 149.5 MB in the beginning and 359.3 MB in the end (delta: -209.8 MB). Peak memory consumption was 251.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 497]: 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: 154]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: ((((((!(0 == \old(pumpRunning)) || ((((1 == systemActive && !(waterLevel == 2)) && 0 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 0)) || (((1 == systemActive && 1 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 1)) || !(\old(systemActive) == 1)) || (((1 == systemActive && 1 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 180 locations, 1 error locations. Result: SAFE, OverallTime: 12.7s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 4.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.0s, HoareTripleCheckerStatistics: 1292 SDtfs, 1077 SDslu, 4600 SDs, 0 SdLazy, 2287 SolverSat, 617 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 562 GetRequests, 444 SyntacticMatches, 1 SemanticMatches, 117 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 272 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=947occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 116 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 1709 PreInvPairs, 1843 NumberOfFragments, 1277 HoareAnnotationTreeSize, 1709 FomulaSimplifications, 4049 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 58 FomulaSimplificationsInter, 9726 FormulaSimplificationTreeSizeReductionInter, 3.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 924 NumberOfCodeBlocks, 924 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1116 ConstructedInterpolants, 0 QuantifiedInterpolants, 180943 SizeOfPredicates, 15 NumberOfNonLiveVariables, 1608 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 14 InterpolantComputations, 10 PerfectInterpolantSequences, 110/124 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...