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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product52.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 19:23:08,923 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 19:23:08,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 19:23:08,944 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 19:23:08,944 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 19:23:08,945 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 19:23:08,947 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 19:23:08,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 19:23:08,960 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 19:23:08,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 19:23:08,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 19:23:08,963 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 19:23:08,963 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 19:23:08,964 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 19:23:08,965 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 19:23:08,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 19:23:08,967 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 19:23:08,968 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 19:23:08,969 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 19:23:08,971 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 19:23:08,972 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 19:23:08,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 19:23:08,974 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 19:23:08,975 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 19:23:08,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 19:23:08,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 19:23:08,977 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 19:23:08,978 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 19:23:08,978 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 19:23:08,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 19:23:08,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 19:23:08,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 19:23:08,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 19:23:08,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 19:23:08,982 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 19:23:08,983 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 19:23:08,983 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 19:23:08,984 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 19:23:08,984 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 19:23:08,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 19:23:08,985 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 19:23:08,986 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 [2019-09-17 19:23:09,002 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 19:23:09,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 19:23:09,004 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 19:23:09,004 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 19:23:09,004 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 19:23:09,004 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 19:23:09,005 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 19:23:09,005 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 19:23:09,005 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 19:23:09,005 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 19:23:09,005 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 19:23:09,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 19:23:09,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 19:23:09,006 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 19:23:09,006 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 19:23:09,006 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 19:23:09,006 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 19:23:09,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 19:23:09,007 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 19:23:09,007 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 19:23:09,007 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 19:23:09,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 19:23:09,008 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 19:23:09,008 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 19:23:09,008 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 19:23:09,008 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 19:23:09,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 19:23:09,009 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 19:23:09,009 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 19:23:09,051 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 19:23:09,063 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 19:23:09,067 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 19:23:09,068 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 19:23:09,069 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 19:23:09,069 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product52.cil.c [2019-09-17 19:23:09,130 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ea95834b/a7eb3b01612a452c8158951c8db95aac/FLAG922be2d52 [2019-09-17 19:23:09,683 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 19:23:09,687 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product52.cil.c [2019-09-17 19:23:09,707 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ea95834b/a7eb3b01612a452c8158951c8db95aac/FLAG922be2d52 [2019-09-17 19:23:09,953 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ea95834b/a7eb3b01612a452c8158951c8db95aac [2019-09-17 19:23:09,964 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 19:23:09,965 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 19:23:09,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 19:23:09,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 19:23:09,968 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 19:23:09,969 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:23:09" (1/1) ... [2019-09-17 19:23:09,971 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38efe2b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:23:09, skipping insertion in model container [2019-09-17 19:23:09,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:23:09" (1/1) ... [2019-09-17 19:23:09,978 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 19:23:10,021 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 19:23:10,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 19:23:10,448 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 19:23:10,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 19:23:10,603 INFO L192 MainTranslator]: Completed translation [2019-09-17 19:23:10,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:23:10 WrapperNode [2019-09-17 19:23:10,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 19:23:10,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 19:23:10,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 19:23:10,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 19:23:10,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:23:10" (1/1) ... [2019-09-17 19:23:10,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:23:10" (1/1) ... [2019-09-17 19:23:10,640 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:23:10" (1/1) ... [2019-09-17 19:23:10,640 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:23:10" (1/1) ... [2019-09-17 19:23:10,670 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:23:10" (1/1) ... [2019-09-17 19:23:10,680 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:23:10" (1/1) ... [2019-09-17 19:23:10,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:23:10" (1/1) ... [2019-09-17 19:23:10,693 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 19:23:10,693 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 19:23:10,694 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 19:23:10,694 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 19:23:10,695 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:23:10" (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 [2019-09-17 19:23:10,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 19:23:10,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 19:23:10,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 19:23:10,770 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 19:23:10,770 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 19:23:10,770 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 19:23:10,770 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 19:23:10,770 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 19:23:10,771 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 19:23:10,771 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 19:23:10,771 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 19:23:10,771 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 19:23:10,771 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 19:23:10,772 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 19:23:10,772 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 19:23:10,772 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 19:23:10,772 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 19:23:10,772 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 19:23:10,772 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 19:23:10,773 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 19:23:10,773 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 19:23:10,773 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 19:23:10,773 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 19:23:10,773 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 19:23:10,773 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 19:23:10,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 19:23:10,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 19:23:10,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 19:23:10,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 19:23:10,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 19:23:10,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 19:23:10,775 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 19:23:10,775 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 19:23:10,775 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 19:23:10,775 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 19:23:10,775 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 19:23:10,775 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 19:23:10,776 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 19:23:10,776 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 19:23:10,776 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 19:23:10,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 19:23:10,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-17 19:23:10,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 19:23:10,777 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 19:23:10,777 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 19:23:10,777 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 19:23:10,777 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 19:23:10,777 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 19:23:10,777 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 19:23:10,778 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 19:23:10,778 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 19:23:10,778 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 19:23:10,778 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 19:23:10,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 19:23:10,778 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 19:23:10,778 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 19:23:10,779 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 19:23:10,779 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 19:23:10,779 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 19:23:10,779 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 19:23:10,779 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 19:23:10,779 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-17 19:23:10,780 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 19:23:10,780 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 19:23:10,780 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 19:23:10,780 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 19:23:10,780 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 19:23:10,780 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 19:23:10,780 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 19:23:10,781 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 19:23:10,781 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 19:23:10,781 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 19:23:10,781 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 19:23:10,781 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 19:23:10,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 19:23:10,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 19:23:10,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 19:23:10,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 19:23:10,782 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 19:23:10,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 19:23:10,782 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 19:23:10,783 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 19:23:10,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 19:23:10,783 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 19:23:10,783 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 19:23:10,783 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 19:23:10,783 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 19:23:10,784 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 19:23:10,784 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 19:23:10,784 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 19:23:10,784 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 19:23:10,784 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 19:23:10,784 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 19:23:10,784 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 19:23:10,785 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 19:23:10,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 19:23:10,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 19:23:10,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 19:23:12,276 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 19:23:12,276 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 19:23:12,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:23:12 BoogieIcfgContainer [2019-09-17 19:23:12,278 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 19:23:12,278 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 19:23:12,278 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 19:23:12,279 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 19:23:12,280 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:23:12" (1/1) ... [2019-09-17 19:23:12,281 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 19:23:12,318 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 19:23:12,319 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 19:23:12,332 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 19:23:12,347 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 19:23:12,348 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 19:23:32,296 WARN L191 SmtUtils]: Spent 11.47 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 19:23:33,979 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 19:23:38,170 WARN L191 SmtUtils]: Spent 4.18 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-17 19:23:40,013 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 19:23:41,862 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 19:23:42,145 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 19:23:47,295 WARN L191 SmtUtils]: Spent 5.15 s on a formula simplification. DAG size of input: 490 DAG size of output: 436 [2019-09-17 19:23:47,310 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 444 for LOIs [2019-09-17 19:23:47,407 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 444 for LOIs [2019-09-17 19:23:47,413 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 444 for LOIs [2019-09-17 19:23:58,418 WARN L191 SmtUtils]: Spent 10.84 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-17 19:24:03,760 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-17 19:24:04,640 WARN L191 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 19:24:15,853 WARN L191 SmtUtils]: Spent 11.21 s on a formula simplification. DAG size of input: 505 DAG size of output: 457 [2019-09-17 19:24:26,665 WARN L191 SmtUtils]: Spent 10.81 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-17 19:24:32,032 WARN L191 SmtUtils]: Spent 5.37 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-17 19:24:32,925 WARN L191 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 19:24:44,128 WARN L191 SmtUtils]: Spent 11.20 s on a formula simplification. DAG size of input: 505 DAG size of output: 457 [2019-09-17 19:24:54,870 WARN L191 SmtUtils]: Spent 10.74 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-17 19:25:00,224 WARN L191 SmtUtils]: Spent 5.35 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-17 19:25:01,115 WARN L191 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 19:25:12,324 WARN L191 SmtUtils]: Spent 11.21 s on a formula simplification. DAG size of input: 505 DAG size of output: 457 [2019-09-17 19:25:23,145 WARN L191 SmtUtils]: Spent 10.82 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-17 19:25:28,490 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-17 19:25:29,397 WARN L191 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 19:25:40,671 WARN L191 SmtUtils]: Spent 11.27 s on a formula simplification. DAG size of input: 505 DAG size of output: 457 [2019-09-17 19:25:51,456 WARN L191 SmtUtils]: Spent 10.78 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-17 19:25:56,813 WARN L191 SmtUtils]: Spent 5.36 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-17 19:25:57,697 WARN L191 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 19:26:09,080 WARN L191 SmtUtils]: Spent 11.38 s on a formula simplification. DAG size of input: 505 DAG size of output: 457 [2019-09-17 19:26:27,946 WARN L191 SmtUtils]: Spent 18.77 s on a formula simplification. DAG size of input: 475 DAG size of output: 471 [2019-09-17 19:26:37,232 WARN L191 SmtUtils]: Spent 9.28 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-17 19:26:37,570 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 19:26:57,184 WARN L191 SmtUtils]: Spent 19.61 s on a formula simplification. DAG size of input: 519 DAG size of output: 472 [2019-09-17 19:27:18,016 WARN L191 SmtUtils]: Spent 18.99 s on a formula simplification. DAG size of input: 490 DAG size of output: 486 [2019-09-17 19:27:27,405 WARN L191 SmtUtils]: Spent 9.39 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-17 19:27:27,769 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 19:27:47,925 WARN L191 SmtUtils]: Spent 20.15 s on a formula simplification. DAG size of input: 532 DAG size of output: 488 [2019-09-17 19:28:06,825 WARN L191 SmtUtils]: Spent 18.90 s on a formula simplification. DAG size of input: 490 DAG size of output: 486 [2019-09-17 19:28:16,211 WARN L191 SmtUtils]: Spent 9.38 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-17 19:28:16,565 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 19:28:36,465 WARN L191 SmtUtils]: Spent 19.90 s on a formula simplification. DAG size of input: 532 DAG size of output: 488 [2019-09-17 19:29:02,494 WARN L191 SmtUtils]: Spent 25.85 s on a formula simplification. DAG size of input: 503 DAG size of output: 502 [2019-09-17 19:29:15,365 WARN L191 SmtUtils]: Spent 12.87 s on a formula simplification that was a NOOP. DAG size: 502 [2019-09-17 19:29:15,737 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 19:29:39,285 WARN L191 SmtUtils]: Spent 23.55 s on a formula simplification. DAG size of input: 545 DAG size of output: 500 [2019-09-17 19:30:05,210 WARN L191 SmtUtils]: Spent 25.92 s on a formula simplification. DAG size of input: 503 DAG size of output: 502 [2019-09-17 19:30:18,153 WARN L191 SmtUtils]: Spent 12.94 s on a formula simplification that was a NOOP. DAG size: 502 [2019-09-17 19:30:18,578 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 19:30:42,156 WARN L191 SmtUtils]: Spent 23.58 s on a formula simplification. DAG size of input: 545 DAG size of output: 500 [2019-09-17 19:30:51,582 WARN L191 SmtUtils]: Spent 9.38 s on a formula simplification that was a NOOP. DAG size: 488 [2019-09-17 19:31:00,958 WARN L191 SmtUtils]: Spent 9.38 s on a formula simplification that was a NOOP. DAG size: 488 [2019-09-17 19:31:01,309 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:31:19,854 WARN L191 SmtUtils]: Spent 18.54 s on a formula simplification. DAG size of input: 530 DAG size of output: 488 [2019-09-17 19:31:39,173 WARN L191 SmtUtils]: Spent 19.32 s on a formula simplification. DAG size of input: 510 DAG size of output: 510 [2019-09-17 19:31:48,827 WARN L191 SmtUtils]: Spent 9.65 s on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 19:31:49,179 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:32:10,236 WARN L191 SmtUtils]: Spent 21.06 s on a formula simplification. DAG size of input: 553 DAG size of output: 520 [2019-09-17 19:32:29,641 WARN L191 SmtUtils]: Spent 19.40 s on a formula simplification. DAG size of input: 510 DAG size of output: 510 [2019-09-17 19:32:39,296 WARN L191 SmtUtils]: Spent 9.65 s on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 19:32:39,626 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:33:00,229 WARN L191 SmtUtils]: Spent 20.60 s on a formula simplification. DAG size of input: 553 DAG size of output: 511 [2019-09-17 19:33:12,194 WARN L191 SmtUtils]: Spent 11.94 s on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 19:33:24,124 WARN L191 SmtUtils]: Spent 11.93 s on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 19:33:50,237 WARN L191 SmtUtils]: Spent 26.07 s on a formula simplification. DAG size of input: 559 DAG size of output: 530 [2019-09-17 19:34:37,656 WARN L191 SmtUtils]: Spent 47.30 s on a formula simplification. DAG size of input: 557 DAG size of output: 531 [2019-09-17 19:34:48,852 WARN L191 SmtUtils]: Spent 11.19 s on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 19:34:49,238 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 19:35:13,569 WARN L191 SmtUtils]: Spent 24.33 s on a formula simplification. DAG size of input: 547 DAG size of output: 531 [2019-09-17 19:35:24,449 WARN L191 SmtUtils]: Spent 10.64 s on a formula simplification. DAG size of input: 514 DAG size of output: 493 [2019-09-17 19:35:29,497 WARN L191 SmtUtils]: Spent 5.05 s on a formula simplification that was a NOOP. DAG size: 493 [2019-09-17 19:35:29,869 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 19:35:40,099 WARN L191 SmtUtils]: Spent 10.23 s on a formula simplification. DAG size of input: 511 DAG size of output: 494 [2019-09-17 19:35:50,585 WARN L191 SmtUtils]: Spent 10.48 s on a formula simplification. DAG size of input: 514 DAG size of output: 493 [2019-09-17 19:35:55,632 WARN L191 SmtUtils]: Spent 5.05 s on a formula simplification that was a NOOP. DAG size: 493 [2019-09-17 19:35:56,000 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 19:36:06,683 WARN L191 SmtUtils]: Spent 10.68 s on a formula simplification. DAG size of input: 511 DAG size of output: 494 [2019-09-17 19:36:14,527 WARN L191 SmtUtils]: Spent 7.71 s on a formula simplification. DAG size of input: 515 DAG size of output: 503 [2019-09-17 19:36:17,537 WARN L191 SmtUtils]: Spent 3.01 s on a formula simplification that was a NOOP. DAG size: 503 [2019-09-17 19:36:17,897 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 19:36:25,684 WARN L191 SmtUtils]: Spent 7.79 s on a formula simplification. DAG size of input: 518 DAG size of output: 503