java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product56.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 16:28:41,604 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 16:28:41,606 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 16:28:41,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 16:28:41,618 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 16:28:41,619 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 16:28:41,621 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 16:28:41,623 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 16:28:41,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 16:28:41,625 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 16:28:41,626 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 16:28:41,627 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 16:28:41,628 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 16:28:41,629 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 16:28:41,630 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 16:28:41,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 16:28:41,632 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 16:28:41,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 16:28:41,634 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 16:28:41,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 16:28:41,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 16:28:41,639 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 16:28:41,641 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 16:28:41,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 16:28:41,644 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 16:28:41,644 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 16:28:41,645 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 16:28:41,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 16:28:41,646 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 16:28:41,647 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 16:28:41,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 16:28:41,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 16:28:41,649 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 16:28:41,649 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 16:28:41,650 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 16:28:41,651 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 16:28:41,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 16:28:41,652 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 16:28:41,652 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 16:28:41,653 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 16:28:41,653 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 16:28:41,654 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-25 16:28:41,668 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 16:28:41,669 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 16:28:41,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 16:28:41,670 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 16:28:41,670 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 16:28:41,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 16:28:41,671 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 16:28:41,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 16:28:41,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 16:28:41,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 16:28:41,672 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 16:28:41,672 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 16:28:41,672 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 16:28:41,672 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 16:28:41,672 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 16:28:41,673 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 16:28:41,673 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 16:28:41,673 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 16:28:41,673 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 16:28:41,674 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 16:28:41,674 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 16:28:41,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 16:28:41,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 16:28:41,674 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 16:28:41,675 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 16:28:41,675 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 16:28:41,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 16:28:41,675 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 16:28:41,675 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 16:28:41,710 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 16:28:41,726 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 16:28:41,730 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 16:28:41,732 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 16:28:41,732 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 16:28:41,733 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product56.cil.c [2019-09-25 16:28:41,816 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d192672c/bd9eb096b2fd455daedcecad91ce12ee/FLAG15cfb9fb4 [2019-09-25 16:28:42,344 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 16:28:42,345 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product56.cil.c [2019-09-25 16:28:42,360 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d192672c/bd9eb096b2fd455daedcecad91ce12ee/FLAG15cfb9fb4 [2019-09-25 16:28:42,655 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d192672c/bd9eb096b2fd455daedcecad91ce12ee [2019-09-25 16:28:42,665 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 16:28:42,667 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 16:28:42,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 16:28:42,668 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 16:28:42,672 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 16:28:42,673 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:28:42" (1/1) ... [2019-09-25 16:28:42,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8c6722 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:28:42, skipping insertion in model container [2019-09-25 16:28:42,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:28:42" (1/1) ... [2019-09-25 16:28:42,681 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 16:28:42,734 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 16:28:43,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:28:43,221 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 16:28:43,314 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:28:43,358 INFO L192 MainTranslator]: Completed translation [2019-09-25 16:28:43,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:28:43 WrapperNode [2019-09-25 16:28:43,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 16:28:43,359 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 16:28:43,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 16:28:43,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 16:28:43,374 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:28:43" (1/1) ... [2019-09-25 16:28:43,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:28:43" (1/1) ... [2019-09-25 16:28:43,408 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:28:43" (1/1) ... [2019-09-25 16:28:43,408 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:28:43" (1/1) ... [2019-09-25 16:28:43,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:28:43" (1/1) ... [2019-09-25 16:28:43,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:28:43" (1/1) ... [2019-09-25 16:28:43,478 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:28:43" (1/1) ... [2019-09-25 16:28:43,486 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 16:28:43,486 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 16:28:43,486 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 16:28:43,487 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 16:28:43,490 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:28:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 16:28:43,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 16:28:43,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 16:28:43,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 16:28:43,560 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 16:28:43,560 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 16:28:43,560 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 16:28:43,560 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-25 16:28:43,561 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 16:28:43,561 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 16:28:43,561 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 16:28:43,561 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 16:28:43,561 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 16:28:43,562 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 16:28:43,562 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 16:28:43,562 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 16:28:43,562 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 16:28:43,562 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 16:28:43,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 16:28:43,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 16:28:43,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 16:28:43,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 16:28:43,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 16:28:43,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 16:28:43,563 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 16:28:43,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-25 16:28:43,564 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 16:28:43,564 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 16:28:43,564 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 16:28:43,564 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 16:28:43,565 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 16:28:43,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 16:28:43,565 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 16:28:43,565 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 16:28:43,565 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 16:28:43,565 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 16:28:43,566 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 16:28:43,566 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 16:28:43,566 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 16:28:43,566 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 16:28:43,566 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 16:28:43,566 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 16:28:43,567 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 16:28:43,567 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 16:28:43,567 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 16:28:43,567 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 16:28:43,567 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 16:28:43,567 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 16:28:43,568 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 16:28:43,568 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 16:28:43,568 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 16:28:43,568 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 16:28:43,568 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 16:28:43,568 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 16:28:43,569 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 16:28:43,569 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 16:28:43,569 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 16:28:43,569 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 16:28:43,569 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 16:28:43,569 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-25 16:28:43,570 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 16:28:43,570 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 16:28:43,570 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 16:28:43,570 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 16:28:43,570 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 16:28:43,570 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-25 16:28:43,571 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 16:28:43,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 16:28:43,571 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 16:28:43,571 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 16:28:43,571 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 16:28:43,571 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 16:28:43,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 16:28:43,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 16:28:43,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 16:28:43,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 16:28:43,572 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 16:28:43,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 16:28:43,573 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 16:28:43,573 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 16:28:43,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 16:28:43,573 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 16:28:43,573 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 16:28:43,573 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 16:28:43,573 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 16:28:43,574 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 16:28:43,574 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 16:28:43,574 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 16:28:43,574 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 16:28:43,574 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 16:28:43,574 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 16:28:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 16:28:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 16:28:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 16:28:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 16:28:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 16:28:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 16:28:43,576 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 16:28:43,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 16:28:43,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 16:28:43,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 16:28:45,151 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 16:28:45,152 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 16:28:45,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:28:45 BoogieIcfgContainer [2019-09-25 16:28:45,153 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 16:28:45,154 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 16:28:45,154 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 16:28:45,154 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 16:28:45,156 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:28:45" (1/1) ... [2019-09-25 16:28:45,157 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 16:28:45,192 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 16:28:45,193 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 16:28:45,212 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 16:28:45,223 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 16:28:45,225 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 16:28:53,469 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-25 16:28:55,357 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 16:28:55,518 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 16:28:55,630 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 16:28:55,742 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 16:28:55,982 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-25 16:28:56,010 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-09-25 16:28:56,099 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-09-25 16:28:56,105 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-09-25 16:28:56,814 WARN L191 SmtUtils]: Spent 577.00 ms on a formula simplification that was a NOOP. DAG size: 562 [2019-09-25 16:28:57,395 WARN L191 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 562 [2019-09-25 16:28:58,131 WARN L191 SmtUtils]: Spent 634.00 ms on a formula simplification that was a NOOP. DAG size: 562 [2019-09-25 16:28:58,626 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 562 [2019-09-25 16:28:58,993 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 562 [2019-09-25 16:28:59,318 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 562 [2019-09-25 16:28:59,676 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 562 [2019-09-25 16:29:00,006 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 562 [2019-09-25 16:29:00,350 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 562 [2019-09-25 16:29:01,239 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 187 [2019-09-25 16:29:03,063 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-09-25 16:29:03,854 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-09-25 16:29:04,210 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-09-25 16:29:04,338 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-09-25 16:29:04,537 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 187 [2019-09-25 16:29:04,651 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-09-25 16:29:04,902 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-09-25 16:29:05,280 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-09-25 16:29:05,419 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-09-25 16:29:05,572 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 172 [2019-09-25 16:29:05,762 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-09-25 16:29:06,055 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-25 16:29:06,252 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-25 16:29:06,734 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-09-25 16:29:07,178 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-25 16:29:07,470 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-25 16:29:07,897 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 184 [2019-09-25 16:29:08,073 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-09-25 16:29:09,292 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-09-25 16:29:09,415 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-09-25 16:29:09,577 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 172 [2019-09-25 16:29:09,906 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-25 16:29:10,890 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-09-25 16:29:11,149 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2019-09-25 16:29:11,363 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 588 [2019-09-25 16:29:11,478 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 588 [2019-09-25 16:29:11,685 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 598 DAG size of output: 598 [2019-09-25 16:29:11,831 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 600