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 TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 19:01:54,273 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 19:01:54,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 19:01:54,294 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 19:01:54,295 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 19:01:54,296 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 19:01:54,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 19:01:54,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 19:01:54,300 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 19:01:54,301 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 19:01:54,302 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 19:01:54,303 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 19:01:54,304 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 19:01:54,305 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 19:01:54,306 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 19:01:54,307 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 19:01:54,308 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 19:01:54,309 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 19:01:54,310 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 19:01:54,312 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 19:01:54,313 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 19:01:54,315 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 19:01:54,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 19:01:54,316 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 19:01:54,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 19:01:54,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 19:01:54,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 19:01:54,320 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 19:01:54,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 19:01:54,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 19:01:54,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 19:01:54,322 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 19:01:54,323 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 19:01:54,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 19:01:54,325 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 19:01:54,325 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 19:01:54,326 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 19:01:54,326 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 19:01:54,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 19:01:54,327 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 19:01:54,328 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 19:01:54,328 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 [2019-09-16 19:01:54,350 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 19:01:54,350 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 19:01:54,351 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 19:01:54,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 19:01:54,352 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 19:01:54,352 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 19:01:54,352 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 19:01:54,352 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 19:01:54,353 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 19:01:54,353 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 19:01:54,353 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 19:01:54,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 19:01:54,353 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 19:01:54,354 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 19:01:54,354 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 19:01:54,354 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 19:01:54,354 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 19:01:54,354 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 19:01:54,355 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 19:01:54,355 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 19:01:54,355 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 19:01:54,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 19:01:54,355 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 19:01:54,356 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 19:01:54,356 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 19:01:54,356 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 19:01:54,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 19:01:54,356 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 19:01:54,357 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 -> 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 [2019-09-16 19:01:54,387 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 19:01:54,398 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 19:01:54,401 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 19:01:54,403 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 19:01:54,403 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 19:01:54,404 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2019-09-16 19:01:54,462 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b30368934/14ab0a19688a4cf49c06938fae2ef86f/FLAGd25ab002b [2019-09-16 19:01:54,958 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 19:01:54,959 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2019-09-16 19:01:54,979 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b30368934/14ab0a19688a4cf49c06938fae2ef86f/FLAGd25ab002b [2019-09-16 19:01:55,298 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b30368934/14ab0a19688a4cf49c06938fae2ef86f [2019-09-16 19:01:55,306 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 19:01:55,307 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 19:01:55,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 19:01:55,308 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 19:01:55,312 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 19:01:55,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:01:55" (1/1) ... [2019-09-16 19:01:55,316 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@344f0ed8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:01:55, skipping insertion in model container [2019-09-16 19:01:55,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:01:55" (1/1) ... [2019-09-16 19:01:55,322 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 19:01:55,370 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 19:01:55,781 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:01:55,806 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 19:01:55,950 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:01:55,994 INFO L192 MainTranslator]: Completed translation [2019-09-16 19:01:55,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:01:55 WrapperNode [2019-09-16 19:01:55,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 19:01:55,996 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 19:01:55,996 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 19:01:55,996 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 19:01:56,010 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:01:55" (1/1) ... [2019-09-16 19:01:56,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:01:55" (1/1) ... [2019-09-16 19:01:56,029 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:01:55" (1/1) ... [2019-09-16 19:01:56,030 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:01:55" (1/1) ... [2019-09-16 19:01:56,056 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:01:55" (1/1) ... [2019-09-16 19:01:56,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:01:55" (1/1) ... [2019-09-16 19:01:56,082 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:01:55" (1/1) ... [2019-09-16 19:01:56,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 19:01:56,090 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 19:01:56,090 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 19:01:56,090 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 19:01:56,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:01:55" (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 [2019-09-16 19:01:56,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 19:01:56,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 19:01:56,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 19:01:56,153 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 19:01:56,153 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 19:01:56,154 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 19:01:56,154 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 19:01:56,154 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 19:01:56,154 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 19:01:56,154 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 19:01:56,154 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 19:01:56,155 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 19:01:56,155 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 19:01:56,155 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 19:01:56,155 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-16 19:01:56,155 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 19:01:56,156 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 19:01:56,156 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 19:01:56,156 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-16 19:01:56,156 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 19:01:56,156 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 19:01:56,156 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 19:01:56,157 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 19:01:56,157 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 19:01:56,157 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-16 19:01:56,157 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-16 19:01:56,157 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-16 19:01:56,158 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 19:01:56,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-16 19:01:56,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-16 19:01:56,158 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 19:01:56,158 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 19:01:56,158 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 19:01:56,159 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 19:01:56,159 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 19:01:56,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 19:01:56,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 19:01:56,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 19:01:56,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 19:01:56,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 19:01:56,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 19:01:56,160 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 19:01:56,160 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 19:01:56,160 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 19:01:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 19:01:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 19:01:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 19:01:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 19:01:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 19:01:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 19:01:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 19:01:56,162 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 19:01:56,162 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 19:01:56,162 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 19:01:56,162 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 19:01:56,162 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-16 19:01:56,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 19:01:56,163 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 19:01:56,163 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 19:01:56,163 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 19:01:56,163 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 19:01:56,163 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 19:01:56,163 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-16 19:01:56,164 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-16 19:01:56,164 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-16 19:01:56,164 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 19:01:56,164 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 19:01:56,164 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-16 19:01:56,164 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-16 19:01:56,165 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 19:01:56,165 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 19:01:56,165 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 19:01:56,165 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-16 19:01:56,165 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 19:01:56,165 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 19:01:56,165 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 19:01:56,166 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 19:01:56,166 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 19:01:56,166 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 19:01:56,166 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 19:01:56,166 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 19:01:56,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 19:01:56,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 19:01:56,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 19:01:56,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 19:01:56,167 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 19:01:56,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 19:01:56,167 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 19:01:56,167 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 19:01:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 19:01:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 19:01:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 19:01:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 19:01:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 19:01:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 19:01:56,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 19:01:57,716 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 19:01:57,716 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 19:01:57,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:01:57 BoogieIcfgContainer [2019-09-16 19:01:57,718 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 19:01:57,718 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 19:01:57,719 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 19:01:57,719 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 19:01:57,720 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:01:57" (1/1) ... [2019-09-16 19:01:57,721 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-16 19:01:57,745 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 19:01:57,745 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 19:01:57,757 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 19:01:57,766 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 19:01:57,768 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 19:02:20,705 WARN L191 SmtUtils]: Spent 13.60 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-16 19:02:22,287 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 19:02:26,167 WARN L191 SmtUtils]: Spent 3.87 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-16 19:02:27,950 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-16 19:02:29,740 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-16 19:02:29,755 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-16 19:02:29,822 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-16 19:02:29,840 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-16 19:02:47,620 WARN L191 SmtUtils]: Spent 17.62 s on a formula simplification. DAG size of input: 459 DAG size of output: 453 [2019-09-16 19:02:53,358 WARN L191 SmtUtils]: Spent 5.74 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-16 19:03:10,935 WARN L191 SmtUtils]: Spent 17.55 s on a formula simplification. DAG size of input: 464 DAG size of output: 455 [2019-09-16 19:03:16,678 WARN L191 SmtUtils]: Spent 5.74 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-16 19:03:34,217 WARN L191 SmtUtils]: Spent 17.54 s on a formula simplification. DAG size of input: 464 DAG size of output: 455 [2019-09-16 19:03:39,994 WARN L191 SmtUtils]: Spent 5.78 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-16 19:03:55,350 WARN L191 SmtUtils]: Spent 15.28 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-16 19:03:55,471 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 19:03:55,582 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-16 19:03:55,704 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-16 19:03:56,027 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-16 19:04:11,428 WARN L191 SmtUtils]: Spent 15.38 s on a formula simplification. DAG size of input: 464 DAG size of output: 460 [2019-09-16 19:04:11,535 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 19:04:11,638 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-16 19:04:11,746 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 19:04:12,052 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2019-09-16 19:04:27,487 WARN L191 SmtUtils]: Spent 15.43 s on a formula simplification. DAG size of input: 464 DAG size of output: 460 [2019-09-16 19:04:27,594 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 19:04:27,696 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-16 19:04:27,805 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 19:04:28,109 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2019-09-16 19:04:32,697 WARN L191 SmtUtils]: Spent 4.56 s on a formula simplification. DAG size of input: 475 DAG size of output: 470 [2019-09-16 19:04:32,902 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-16 19:04:33,027 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-16 19:04:33,315 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-16 19:04:33,608 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 78 [2019-09-16 19:04:33,710 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-16 19:04:33,970 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 78 [2019-09-16 19:04:34,073 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-16 19:04:34,412 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-16 19:04:34,721 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-16 19:04:35,559 WARN L191 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2019-09-16 19:04:35,668 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 19:04:35,876 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-16 19:04:36,162 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 76 [2019-09-16 19:04:36,734 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 27 [2019-09-16 19:04:36,890 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-16 19:04:37,006 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-16 19:04:37,339 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 460 DAG size of output: 87 [2019-09-16 19:04:37,455 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-16 19:04:38,302 WARN L191 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 106 [2019-09-16 19:04:38,692 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-16 19:04:39,587 WARN L191 SmtUtils]: Spent 887.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 108 [2019-09-16 19:04:39,985 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-16 19:04:40,865 WARN L191 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 108 [2019-09-16 19:04:41,265 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-16 19:04:42,324 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 112 DAG size of output: 111 [2019-09-16 19:04:42,629 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 19:04:42,909 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 76 [2019-09-16 19:04:44,012 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 117 DAG size of output: 113 [2019-09-16 19:04:44,119 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 19:04:44,223 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-16 19:04:44,337 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-16 19:04:44,643 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 78 [2019-09-16 19:04:45,744 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 117 DAG size of output: 113 [2019-09-16 19:04:45,850 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 19:04:45,954 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-16 19:04:46,063 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-16 19:04:46,359 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 78 [2019-09-16 19:04:46,658 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 76 [2019-09-16 19:04:47,046 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 78 [2019-09-16 19:04:47,150 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-16 19:04:47,441 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 78 [2019-09-16 19:04:47,542 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-16 19:04:47,849 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-16 19:04:48,155 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-16 19:04:49,006 WARN L191 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2019-09-16 19:04:49,111 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 19:04:49,317 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-16 19:04:49,600 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 76 [2019-09-16 19:04:49,925 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-16 19:04:50,040 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-16 19:04:50,817 WARN L191 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2019-09-16 19:04:51,175 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-16 19:04:51,950 WARN L191 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 103 [2019-09-16 19:04:52,330 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-16 19:04:53,101 WARN L191 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 103 [2019-09-16 19:04:53,473 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-16 19:04:54,253 WARN L191 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 103 [2019-09-16 19:04:54,630 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-16 19:04:55,687 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 115 DAG size of output: 114 [2019-09-16 19:04:56,204 WARN L191 SmtUtils]: Spent 515.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-16 19:04:57,273 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 115 DAG size of output: 114 [2019-09-16 19:04:57,794 WARN L191 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-16 19:04:59,068 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-16 19:04:59,700 WARN L191 SmtUtils]: Spent 630.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-16 19:05:01,026 WARN L191 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 116 DAG size of output: 114 [2019-09-16 19:05:01,131 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 19:05:02,462 WARN L191 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 116 DAG size of output: 114 [2019-09-16 19:05:02,568 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 19:05:03,941 WARN L191 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 126 DAG size of output: 123 [2019-09-16 19:05:04,607 WARN L191 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-16 19:05:05,283 WARN L191 SmtUtils]: Spent 673.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-16 19:05:05,291 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-16 19:05:05,294 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-16 19:05:05,427 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 15 for LOIs [2019-09-16 19:05:05,431 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 27 for LOIs [2019-09-16 19:05:05,493 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 19:05:05,493 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 19:05:05,496 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 428#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (or (= 0 ~waterLevel~0) (= 0 ~systemActive~0)) (not (= ~pumpRunning~0 0))) [2019-09-16 19:05:05,516 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 19:05:05,516 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 19:05:05,519 INFO L168 Benchmark]: Toolchain (without parser) took 190210.57 ms. Allocated memory was 132.6 MB in the beginning and 159.4 MB in the end (delta: 26.7 MB). Free memory was 87.0 MB in the beginning and 81.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 32.4 MB. Max. memory is 7.1 GB. [2019-09-16 19:05:05,523 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 19:05:05,524 INFO L168 Benchmark]: CACSL2BoogieTranslator took 687.35 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 86.8 MB in the beginning and 163.4 MB in the end (delta: -76.6 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-09-16 19:05:05,525 INFO L168 Benchmark]: Boogie Preprocessor took 93.71 ms. Allocated memory is still 199.2 MB. Free memory was 163.4 MB in the beginning and 159.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-16 19:05:05,526 INFO L168 Benchmark]: RCFGBuilder took 1628.16 ms. Allocated memory was 199.2 MB in the beginning and 222.8 MB in the end (delta: 23.6 MB). Free memory was 159.0 MB in the beginning and 145.6 MB in the end (delta: 13.5 MB). Peak memory consumption was 89.8 MB. Max. memory is 7.1 GB. [2019-09-16 19:05:05,529 INFO L168 Benchmark]: Sifa took 187798.16 ms. Allocated memory was 222.8 MB in the beginning and 159.4 MB in the end (delta: -63.4 MB). Free memory was 145.6 MB in the beginning and 81.3 MB in the end (delta: 64.3 MB). Peak memory consumption was 837.5 kB. Max. memory is 7.1 GB. [2019-09-16 19:05:05,533 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 687.35 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 86.8 MB in the beginning and 163.4 MB in the end (delta: -76.6 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 93.71 ms. Allocated memory is still 199.2 MB. Free memory was 163.4 MB in the beginning and 159.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1628.16 ms. Allocated memory was 199.2 MB in the beginning and 222.8 MB in the end (delta: 23.6 MB). Free memory was 159.0 MB in the beginning and 145.6 MB in the end (delta: 13.5 MB). Peak memory consumption was 89.8 MB. Max. memory is 7.1 GB. * Sifa took 187798.16 ms. Allocated memory was 222.8 MB in the beginning and 159.4 MB in the end (delta: -63.4 MB). Free memory was 145.6 MB in the beginning and 81.3 MB in the end (delta: 64.3 MB). Peak memory consumption was 837.5 kB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 187751, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 200, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 136, TOOLS_POST_TIME[ms]: 28408, TOOLS_POST_CALL_APPLICATIONS: 54, TOOLS_POST_CALL_TIME[ms]: 122, TOOLS_POST_RETURN_APPLICATIONS: 47, TOOLS_POST_RETURN_TIME[ms]: 54, TOOLS_QUANTIFIERELIM_APPLICATIONS: 236, TOOLS_QUANTIFIERELIM_TIME[ms]: 28486, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28321, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 202, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 74, DOMAIN_JOIN_TIME[ms]: 158272, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 441, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 9, DOMAIN_ISBOTTOM_APPLICATIONS: 46, DOMAIN_ISBOTTOM_TIME[ms]: 305, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 140190, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 140190, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 47, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 32812, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 32811, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 29, DAG_COMPRESSION_PROCESSED_NODES: 501, DAG_COMPRESSION_RETAINED_NODES: 205 - UnprovableResult [Line: 82]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 428#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (or (= 0 ~waterLevel~0) (= 0 ~systemActive~0)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...