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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 09:28:43,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 09:28:43,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 09:28:43,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 09:28:43,835 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 09:28:43,836 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 09:28:43,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 09:28:43,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 09:28:43,841 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 09:28:43,842 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 09:28:43,843 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 09:28:43,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 09:28:43,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 09:28:43,845 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 09:28:43,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 09:28:43,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 09:28:43,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 09:28:43,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 09:28:43,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 09:28:43,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 09:28:43,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 09:28:43,855 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 09:28:43,856 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 09:28:43,857 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 09:28:43,859 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 09:28:43,860 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 09:28:43,860 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 09:28:43,861 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 09:28:43,861 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 09:28:43,862 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 09:28:43,863 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 09:28:43,863 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 09:28:43,864 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 09:28:43,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 09:28:43,866 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 09:28:43,866 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 09:28:43,867 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 09:28:43,867 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 09:28:43,867 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 09:28:43,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 09:28:43,869 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 09:28:43,869 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 [2019-09-19 09:28:43,889 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 09:28:43,889 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 09:28:43,890 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 09:28:43,890 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 09:28:43,891 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 09:28:43,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 09:28:43,891 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 09:28:43,892 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 09:28:43,892 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 09:28:43,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 09:28:43,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 09:28:43,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 09:28:43,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 09:28:43,893 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 09:28:43,893 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 09:28:43,893 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 09:28:43,894 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 09:28:43,894 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 09:28:43,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 09:28:43,895 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 09:28:43,896 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 09:28:43,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 09:28:43,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 09:28:43,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 09:28:43,896 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 09:28:43,897 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 09:28:43,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 09:28:43,897 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 09:28:43,897 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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 -> InterpretCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 09:28:43,940 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 09:28:43,951 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 09:28:43,954 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 09:28:43,955 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 09:28:43,956 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 09:28:43,956 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product22.cil.c [2019-09-19 09:28:44,024 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c8225a79/e75ebf550409449cb5c3e6a1e3e9cb65/FLAG0b717ee9d [2019-09-19 09:28:44,576 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 09:28:44,577 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product22.cil.c [2019-09-19 09:28:44,594 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c8225a79/e75ebf550409449cb5c3e6a1e3e9cb65/FLAG0b717ee9d [2019-09-19 09:28:44,865 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c8225a79/e75ebf550409449cb5c3e6a1e3e9cb65 [2019-09-19 09:28:44,874 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 09:28:44,875 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 09:28:44,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 09:28:44,876 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 09:28:44,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 09:28:44,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:28:44" (1/1) ... [2019-09-19 09:28:44,882 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8ec717 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:28:44, skipping insertion in model container [2019-09-19 09:28:44,883 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:28:44" (1/1) ... [2019-09-19 09:28:44,890 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 09:28:44,954 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 09:28:45,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 09:28:45,395 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 09:28:45,488 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 09:28:45,526 INFO L192 MainTranslator]: Completed translation [2019-09-19 09:28:45,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:28:45 WrapperNode [2019-09-19 09:28:45,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 09:28:45,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 09:28:45,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 09:28:45,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 09:28:45,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:28:45" (1/1) ... [2019-09-19 09:28:45,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:28:45" (1/1) ... [2019-09-19 09:28:45,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:28:45" (1/1) ... [2019-09-19 09:28:45,556 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:28:45" (1/1) ... [2019-09-19 09:28:45,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:28:45" (1/1) ... [2019-09-19 09:28:45,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:28:45" (1/1) ... [2019-09-19 09:28:45,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:28:45" (1/1) ... [2019-09-19 09:28:45,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 09:28:45,608 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 09:28:45,608 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 09:28:45,608 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 09:28:45,609 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:28:45" (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 [2019-09-19 09:28:45,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 09:28:45,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 09:28:45,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 09:28:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 09:28:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 09:28:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 09:28:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 09:28:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 09:28:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 09:28:45,680 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 09:28:45,680 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 09:28:45,680 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 09:28:45,680 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 09:28:45,680 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 09:28:45,681 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 09:28:45,681 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 09:28:45,681 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-19 09:28:45,681 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 09:28:45,681 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 09:28:45,681 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 09:28:45,682 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 09:28:45,682 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 09:28:45,682 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 09:28:45,682 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 09:28:45,682 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 09:28:45,683 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 09:28:45,683 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 09:28:45,683 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 09:28:45,683 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 09:28:45,683 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 09:28:45,683 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 09:28:45,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 09:28:45,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-19 09:28:45,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 09:28:45,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 09:28:45,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 09:28:45,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 09:28:45,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 09:28:45,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 09:28:45,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 09:28:45,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 09:28:45,685 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 09:28:45,685 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 09:28:45,685 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 09:28:45,686 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 09:28:45,686 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 09:28:45,686 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 09:28:45,686 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 09:28:45,686 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 09:28:45,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 09:28:45,687 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 09:28:45,687 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 09:28:45,687 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 09:28:45,687 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 09:28:45,687 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 09:28:45,687 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 09:28:45,687 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 09:28:45,688 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 09:28:45,688 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 09:28:45,688 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 09:28:45,688 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-19 09:28:45,688 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 09:28:45,688 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 09:28:45,689 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 09:28:45,689 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-19 09:28:45,689 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 09:28:45,689 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 09:28:45,689 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 09:28:45,689 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 09:28:45,690 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 09:28:45,690 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 09:28:45,690 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 09:28:45,690 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 09:28:45,690 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 09:28:45,690 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 09:28:45,691 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 09:28:45,691 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 09:28:45,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 09:28:45,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 09:28:45,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 09:28:45,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 09:28:45,692 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 09:28:45,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 09:28:45,692 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 09:28:45,692 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 09:28:45,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 09:28:45,692 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 09:28:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 09:28:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 09:28:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 09:28:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 09:28:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 09:28:47,311 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 09:28:47,311 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 09:28:47,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:28:47 BoogieIcfgContainer [2019-09-19 09:28:47,313 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 09:28:47,314 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 09:28:47,314 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 09:28:47,314 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 09:28:47,315 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:28:47" (1/1) ... [2019-09-19 09:28:47,316 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 09:28:47,344 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 09:28:47,344 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 09:28:47,357 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 09:28:47,372 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 09:28:47,373 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 09:28:59,002 WARN L191 SmtUtils]: Spent 11.49 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-19 09:29:10,198 WARN L191 SmtUtils]: Spent 11.19 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-19 09:29:32,018 WARN L191 SmtUtils]: Spent 13.73 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 09:29:33,632 WARN L191 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 09:29:37,464 WARN L191 SmtUtils]: Spent 3.83 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 09:29:37,473 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-19 09:29:39,203 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:29:40,909 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:29:42,612 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:29:44,283 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:29:46,027 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 09:29:47,745 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 09:29:49,425 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:29:51,130 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:29:51,136 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-19 09:29:51,141 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-19 09:29:54,714 WARN L191 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 431 DAG size of output: 425 [2019-09-19 09:29:56,409 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 425 [2019-09-19 09:30:07,150 WARN L191 SmtUtils]: Spent 10.73 s on a formula simplification. DAG size of input: 449 DAG size of output: 447 [2019-09-19 09:30:12,301 WARN L191 SmtUtils]: Spent 5.15 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-19 09:30:22,395 WARN L191 SmtUtils]: Spent 10.06 s on a formula simplification. DAG size of input: 433 DAG size of output: 428 [2019-09-19 09:30:27,368 WARN L191 SmtUtils]: Spent 4.97 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 09:30:46,542 WARN L191 SmtUtils]: Spent 19.15 s on a formula simplification. DAG size of input: 468 DAG size of output: 462 [2019-09-19 09:30:54,695 WARN L191 SmtUtils]: Spent 8.15 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-19 09:31:02,932 WARN L191 SmtUtils]: Spent 8.18 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 09:31:11,112 WARN L191 SmtUtils]: Spent 8.18 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 09:31:47,055 WARN L191 SmtUtils]: Spent 35.91 s on a formula simplification. DAG size of input: 491 DAG size of output: 491 [2019-09-19 09:32:02,622 WARN L191 SmtUtils]: Spent 15.57 s on a formula simplification that was a NOOP. DAG size: 491 [2019-09-19 09:32:04,153 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 457 DAG size of output: 1 [2019-09-19 09:32:09,436 WARN L191 SmtUtils]: Spent 5.28 s on a formula simplification. DAG size of input: 451 DAG size of output: 437 [2019-09-19 09:32:11,486 WARN L191 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 09:32:16,792 WARN L191 SmtUtils]: Spent 5.20 s on a formula simplification. DAG size of input: 433 DAG size of output: 431 [2019-09-19 09:32:19,366 WARN L191 SmtUtils]: Spent 2.57 s on a formula simplification that was a NOOP. DAG size: 431 [2019-09-19 09:32:24,643 WARN L191 SmtUtils]: Spent 5.27 s on a formula simplification. DAG size of input: 436 DAG size of output: 433 [2019-09-19 09:32:27,276 WARN L191 SmtUtils]: Spent 2.63 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 09:32:32,494 WARN L191 SmtUtils]: Spent 5.21 s on a formula simplification. DAG size of input: 435 DAG size of output: 433 [2019-09-19 09:32:35,089 WARN L191 SmtUtils]: Spent 2.59 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 09:32:40,518 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification. DAG size of input: 452 DAG size of output: 435 [2019-09-19 09:32:42,750 WARN L191 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:32:45,408 WARN L191 SmtUtils]: Spent 2.65 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:32:48,065 WARN L191 SmtUtils]: Spent 2.66 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:32:48,754 WARN L191 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 1 [2019-09-19 09:32:53,988 WARN L191 SmtUtils]: Spent 5.23 s on a formula simplification. DAG size of input: 440 DAG size of output: 433 [2019-09-19 09:32:56,567 WARN L191 SmtUtils]: Spent 2.58 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 09:33:01,036 WARN L191 SmtUtils]: Spent 4.46 s on a formula simplification. DAG size of input: 444 DAG size of output: 435 [2019-09-19 09:33:03,218 WARN L191 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:33:35,568 WARN L191 SmtUtils]: Spent 32.32 s on a formula simplification. DAG size of input: 490 DAG size of output: 485 [2019-09-19 09:33:44,654 WARN L191 SmtUtils]: Spent 9.08 s on a formula simplification that was a NOOP. DAG size: 485 [2019-09-19 09:34:04,422 WARN L191 SmtUtils]: Spent 19.75 s on a formula simplification. DAG size of input: 489 DAG size of output: 486 [2019-09-19 09:34:14,419 WARN L191 SmtUtils]: Spent 10.00 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-19 09:34:28,060 WARN L191 SmtUtils]: Spent 13.60 s on a formula simplification. DAG size of input: 453 DAG size of output: 442 [2019-09-19 09:34:34,737 WARN L191 SmtUtils]: Spent 6.68 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 09:35:04,350 WARN L191 SmtUtils]: Spent 29.57 s on a formula simplification. DAG size of input: 581 DAG size of output: 508 [2019-09-19 09:35:17,663 WARN L191 SmtUtils]: Spent 13.31 s on a formula simplification that was a NOOP. DAG size: 508 [2019-09-19 09:35:32,804 WARN L191 SmtUtils]: Spent 15.04 s on a formula simplification. DAG size of input: 459 DAG size of output: 442 [2019-09-19 09:35:39,796 WARN L191 SmtUtils]: Spent 6.99 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 09:36:37,550 WARN L191 SmtUtils]: Spent 57.73 s on a formula simplification. DAG size of input: 532 DAG size of output: 521 [2019-09-19 09:36:56,221 WARN L191 SmtUtils]: Spent 18.67 s on a formula simplification that was a NOOP. DAG size: 521 [2019-09-19 09:37:10,499 WARN L191 SmtUtils]: Spent 14.18 s on a formula simplification. DAG size of input: 459 DAG size of output: 437 [2019-09-19 09:37:16,060 WARN L191 SmtUtils]: Spent 5.56 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 09:38:13,568 WARN L191 SmtUtils]: Spent 57.43 s on a formula simplification. DAG size of input: 576 DAG size of output: 490 [2019-09-19 09:38:22,831 WARN L191 SmtUtils]: Spent 9.26 s on a formula simplification that was a NOOP. DAG size: 490 [2019-09-19 09:38:23,617 WARN L191 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 454 DAG size of output: 1 [2019-09-19 09:38:34,894 WARN L191 SmtUtils]: Spent 11.27 s on a formula simplification. DAG size of input: 449 DAG size of output: 438 [2019-09-19 09:38:40,705 WARN L191 SmtUtils]: Spent 5.81 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-19 09:38:53,759 WARN L191 SmtUtils]: Spent 12.96 s on a formula simplification. DAG size of input: 435 DAG size of output: 433 [2019-09-19 09:39:00,222 WARN L191 SmtUtils]: Spent 6.46 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 09:39:13,282 WARN L191 SmtUtils]: Spent 13.06 s on a formula simplification. DAG size of input: 438 DAG size of output: 435 [2019-09-19 09:39:19,742 WARN L191 SmtUtils]: Spent 6.46 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:39:32,725 WARN L191 SmtUtils]: Spent 12.97 s on a formula simplification. DAG size of input: 437 DAG size of output: 435 [2019-09-19 09:39:39,203 WARN L191 SmtUtils]: Spent 6.48 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:39:55,376 WARN L191 SmtUtils]: Spent 16.17 s on a formula simplification. DAG size of input: 458 DAG size of output: 437 [2019-09-19 09:40:01,947 WARN L191 SmtUtils]: Spent 6.57 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 09:40:08,418 WARN L191 SmtUtils]: Spent 6.47 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 09:40:14,928 WARN L191 SmtUtils]: Spent 6.51 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 09:40:16,631 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 443 DAG size of output: 1 [2019-09-19 09:40:29,546 WARN L191 SmtUtils]: Spent 12.91 s on a formula simplification. DAG size of input: 442 DAG size of output: 435 [2019-09-19 09:40:36,030 WARN L191 SmtUtils]: Spent 6.48 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:40:42,558 WARN L191 SmtUtils]: Spent 6.52 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 09:40:49,084 WARN L191 SmtUtils]: Spent 6.53 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 09:41:06,029 WARN L191 SmtUtils]: Spent 16.93 s on a formula simplification. DAG size of input: 488 DAG size of output: 474 [2019-09-19 09:41:14,393 WARN L191 SmtUtils]: Spent 8.36 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-19 09:41:35,238 WARN L191 SmtUtils]: Spent 20.80 s on a formula simplification. DAG size of input: 504 DAG size of output: 480 [2019-09-19 09:41:45,377 WARN L191 SmtUtils]: Spent 10.14 s on a formula simplification that was a NOOP. DAG size: 480 [2019-09-19 09:41:52,708 WARN L191 SmtUtils]: Spent 7.28 s on a formula simplification. DAG size of input: 452 DAG size of output: 444 [2019-09-19 09:41:56,203 WARN L191 SmtUtils]: Spent 3.49 s on a formula simplification that was a NOOP. DAG size: 444