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 IntervalDomain --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_spec1_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 16:32:20,227 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 16:32:20,230 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 16:32:20,250 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 16:32:20,250 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 16:32:20,251 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 16:32:20,253 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 16:32:20,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 16:32:20,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 16:32:20,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 16:32:20,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 16:32:20,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 16:32:20,259 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 16:32:20,260 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 16:32:20,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 16:32:20,262 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 16:32:20,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 16:32:20,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 16:32:20,266 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 16:32:20,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 16:32:20,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 16:32:20,271 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 16:32:20,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 16:32:20,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 16:32:20,276 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 16:32:20,276 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 16:32:20,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 16:32:20,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 16:32:20,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 16:32:20,279 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 16:32:20,279 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 16:32:20,280 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 16:32:20,281 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 16:32:20,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 16:32:20,283 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 16:32:20,283 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 16:32:20,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 16:32:20,284 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 16:32:20,284 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 16:32:20,285 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 16:32:20,285 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 16:32:20,286 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 [2019-09-20 16:32:20,301 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 16:32:20,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 16:32:20,302 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 16:32:20,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 16:32:20,303 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 16:32:20,303 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 16:32:20,303 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 16:32:20,303 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 16:32:20,304 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 16:32:20,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 16:32:20,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 16:32:20,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 16:32:20,304 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 16:32:20,305 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 16:32:20,305 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 16:32:20,305 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 16:32:20,305 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 16:32:20,305 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 16:32:20,306 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 16:32:20,306 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 16:32:20,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 16:32:20,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 16:32:20,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 16:32:20,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 16:32:20,308 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 16:32:20,308 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 16:32:20,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 16:32:20,309 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 16:32:20,309 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain 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 [2019-09-20 16:32:20,343 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 16:32:20,355 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 16:32:20,359 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 16:32:20,360 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 16:32:20,361 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 16:32:20,361 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product20.cil.c [2019-09-20 16:32:20,422 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72833b61f/12b08b06ce1241a3a4a0e32d1381821a/FLAG2e7e6dff8 [2019-09-20 16:32:20,935 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 16:32:20,936 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product20.cil.c [2019-09-20 16:32:20,950 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72833b61f/12b08b06ce1241a3a4a0e32d1381821a/FLAG2e7e6dff8 [2019-09-20 16:32:21,241 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72833b61f/12b08b06ce1241a3a4a0e32d1381821a [2019-09-20 16:32:21,250 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 16:32:21,251 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 16:32:21,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 16:32:21,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 16:32:21,256 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 16:32:21,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:32:21" (1/1) ... [2019-09-20 16:32:21,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b3abfca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:32:21, skipping insertion in model container [2019-09-20 16:32:21,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:32:21" (1/1) ... [2019-09-20 16:32:21,268 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 16:32:21,333 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 16:32:21,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:32:21,816 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 16:32:21,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:32:21,951 INFO L192 MainTranslator]: Completed translation [2019-09-20 16:32:21,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:32:21 WrapperNode [2019-09-20 16:32:21,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 16:32:21,952 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 16:32:21,952 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 16:32:21,953 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 16:32:21,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:32:21" (1/1) ... [2019-09-20 16:32:21,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:32:21" (1/1) ... [2019-09-20 16:32:21,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:32:21" (1/1) ... [2019-09-20 16:32:21,982 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:32:21" (1/1) ... [2019-09-20 16:32:22,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:32:21" (1/1) ... [2019-09-20 16:32:22,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:32:21" (1/1) ... [2019-09-20 16:32:22,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:32:21" (1/1) ... [2019-09-20 16:32:22,042 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 16:32:22,045 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 16:32:22,045 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 16:32:22,046 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 16:32:22,050 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:32:21" (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 [2019-09-20 16:32:22,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 16:32:22,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 16:32:22,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 16:32:22,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 16:32:22,136 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 16:32:22,136 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 16:32:22,137 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 16:32:22,137 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 16:32:22,137 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 16:32:22,137 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 16:32:22,137 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 16:32:22,138 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 16:32:22,139 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 16:32:22,139 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 16:32:22,139 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 16:32:22,139 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 16:32:22,141 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 16:32:22,142 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 16:32:22,142 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 16:32:22,142 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 16:32:22,143 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 16:32:22,143 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 16:32:22,143 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 16:32:22,143 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 16:32:22,143 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 16:32:22,143 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 16:32:22,144 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 16:32:22,144 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 16:32:22,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 16:32:22,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 16:32:22,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 16:32:22,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 16:32:22,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 16:32:22,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 16:32:22,145 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 16:32:22,145 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 16:32:22,146 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 16:32:22,146 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 16:32:22,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-20 16:32:22,146 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 16:32:22,146 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 16:32:22,146 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 16:32:22,146 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 16:32:22,147 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 16:32:22,147 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 16:32:22,147 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 16:32:22,147 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 16:32:22,149 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 16:32:22,149 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 16:32:22,149 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 16:32:22,149 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 16:32:22,149 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 16:32:22,150 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 16:32:22,150 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 16:32:22,150 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 16:32:22,150 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 16:32:22,150 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 16:32:22,150 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 16:32:22,151 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 16:32:22,151 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 16:32:22,151 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 16:32:22,152 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 16:32:22,152 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 16:32:22,152 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 16:32:22,152 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 16:32:22,152 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-20 16:32:22,152 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 16:32:22,152 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 16:32:22,153 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 16:32:22,153 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 16:32:22,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 16:32:22,153 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 16:32:22,153 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 16:32:22,154 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 16:32:22,154 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 16:32:22,154 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 16:32:22,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 16:32:22,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 16:32:22,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 16:32:22,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 16:32:22,156 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 16:32:22,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 16:32:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 16:32:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 16:32:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 16:32:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 16:32:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 16:32:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 16:32:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 16:32:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 16:32:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 16:32:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 16:32:23,776 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 16:32:23,777 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 16:32:23,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:32:23 BoogieIcfgContainer [2019-09-20 16:32:23,778 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 16:32:23,779 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 16:32:23,779 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 16:32:23,779 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 16:32:23,780 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:32:23" (1/1) ... [2019-09-20 16:32:23,781 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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 [2019-09-20 16:32:23,808 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 16:32:23,808 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 16:32:23,819 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 16:32:23,828 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 16:32:23,830 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 16:32:43,046 WARN L191 SmtUtils]: Spent 11.74 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 16:32:44,646 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 16:32:48,448 WARN L191 SmtUtils]: Spent 3.79 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-20 16:32:48,708 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-20 16:32:48,720 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 114 for LOIs [2019-09-20 16:32:48,771 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 114 for LOIs [2019-09-20 16:32:48,776 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 114 for LOIs [2019-09-20 16:32:49,744 WARN L191 SmtUtils]: Spent 917.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-20 16:32:50,084 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-20 16:32:51,166 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 141 [2019-09-20 16:32:51,516 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-20 16:32:52,031 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-20 16:32:52,888 WARN L191 SmtUtils]: Spent 834.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 119 [2019-09-20 16:32:53,230 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-20 16:32:54,194 WARN L191 SmtUtils]: Spent 947.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-20 16:32:54,525 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 16:32:54,868 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 16:32:55,719 WARN L191 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 119 [2019-09-20 16:32:56,561 WARN L191 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 119 [2019-09-20 16:32:57,363 WARN L191 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 119 [2019-09-20 16:32:58,175 WARN L191 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 119 [2019-09-20 16:32:59,016 WARN L191 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 119 [2019-09-20 16:32:59,330 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-20 16:33:00,278 WARN L191 SmtUtils]: Spent 898.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 16:33:01,181 WARN L191 SmtUtils]: Spent 901.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 16:33:01,489 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-20 16:33:01,802 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 16:33:02,111 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 16:33:02,445 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-20 16:33:02,768 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-20 16:33:03,775 WARN L191 SmtUtils]: Spent 998.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-20 16:33:04,096 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-20 16:33:04,436 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 16:33:04,440 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-20 16:33:04,442 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 104 for LOIs [2019-09-20 16:33:05,147 WARN L191 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 98