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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:33:33,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:33:33,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:33:33,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:33:33,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:33:33,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:33:33,166 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:33:33,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:33:33,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:33:33,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:33:33,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:33:33,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:33:33,180 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:33:33,181 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:33:33,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:33:33,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:33:33,184 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:33:33,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:33:33,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:33:33,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:33:33,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:33:33,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:33:33,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:33:33,192 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:33:33,195 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:33:33,195 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:33:33,195 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:33:33,196 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:33:33,196 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:33:33,197 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:33:33,198 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:33:33,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:33:33,199 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:33:33,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:33:33,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:33:33,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:33:33,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:33:33,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:33:33,202 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:33:33,203 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:33:33,204 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:33:33,204 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 19:33:33,218 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:33:33,219 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:33:33,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:33:33,220 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:33:33,220 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:33:33,221 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:33:33,221 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:33:33,221 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:33:33,221 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:33:33,221 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:33:33,222 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:33:33,222 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:33:33,222 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:33:33,222 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:33:33,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:33:33,223 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:33:33,223 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:33:33,223 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:33:33,223 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:33:33,223 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:33:33,224 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:33:33,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:33:33,224 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:33:33,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:33:33,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:33:33,225 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:33:33,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:33:33,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:33:33,225 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 -> SingleStatement 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 19:33:33,275 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:33:33,293 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:33:33,296 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:33:33,298 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:33:33,298 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:33:33,299 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product19.cil.c [2019-09-20 19:33:33,373 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae55af3c5/c5d5c9efd4c546cfada97610c63b9abd/FLAGa47198763 [2019-09-20 19:33:33,885 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:33:33,886 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product19.cil.c [2019-09-20 19:33:33,906 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae55af3c5/c5d5c9efd4c546cfada97610c63b9abd/FLAGa47198763 [2019-09-20 19:33:34,186 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae55af3c5/c5d5c9efd4c546cfada97610c63b9abd [2019-09-20 19:33:34,196 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:33:34,197 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:33:34,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:33:34,198 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:33:34,202 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:33:34,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:33:34" (1/1) ... [2019-09-20 19:33:34,205 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3205cab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:34, skipping insertion in model container [2019-09-20 19:33:34,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:33:34" (1/1) ... [2019-09-20 19:33:34,213 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:33:34,264 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:33:34,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:33:34,700 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:33:34,790 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:33:34,821 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:33:34,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:34 WrapperNode [2019-09-20 19:33:34,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:33:34,823 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:33:34,823 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:33:34,823 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:33:34,834 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:34" (1/1) ... [2019-09-20 19:33:34,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:34" (1/1) ... [2019-09-20 19:33:34,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:34" (1/1) ... [2019-09-20 19:33:34,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:34" (1/1) ... [2019-09-20 19:33:34,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:34" (1/1) ... [2019-09-20 19:33:34,891 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:34" (1/1) ... [2019-09-20 19:33:34,901 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:34" (1/1) ... [2019-09-20 19:33:34,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:33:34,909 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:33:34,910 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:33:34,910 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:33:34,911 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:33:34" (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 19:33:34,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:33:34,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:33:34,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:33:34,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:33:34,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:33:34,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:33:34,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:33:34,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:33:34,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:33:34,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:33:34,983 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:33:34,984 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:33:34,984 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:33:34,984 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:33:34,984 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:33:34,985 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:33:34,987 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 19:33:34,987 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:33:34,987 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:33:34,987 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:33:34,988 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:33:34,988 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:33:34,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:33:34,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:33:34,988 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:33:34,988 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:33:34,988 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:33:34,989 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:33:34,989 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:33:34,989 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:33:34,989 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:33:34,990 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:33:34,990 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 19:33:34,990 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 19:33:34,990 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:33:34,990 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:33:34,990 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:33:34,991 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:33:34,991 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:33:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:33:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:33:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:33:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:33:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:33:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:33:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:33:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:33:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:33:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:33:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:33:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:33:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:33:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:33:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:33:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:33:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:33:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:33:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:33:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:33:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:33:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:33:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:33:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:33:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:33:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:33:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:33:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 19:33:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:33:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:33:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:33:34,997 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:33:34,997 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:33:34,997 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:33:34,998 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:33:34,998 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:33:34,998 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:33:34,999 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:33:34,999 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:33:34,999 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:33:34,999 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:33:34,999 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:33:35,000 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:33:35,000 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:33:35,000 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 19:33:35,001 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:33:35,001 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:33:35,001 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 19:33:35,002 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:33:35,002 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:33:35,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:33:35,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:33:35,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:33:36,329 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:33:36,330 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:33:36,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:33:36 BoogieIcfgContainer [2019-09-20 19:33:36,331 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:33:36,332 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:33:36,332 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:33:36,332 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:33:36,334 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:33:36" (1/1) ... [2019-09-20 19:33:36,334 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 [2019-09-20 19:33:36,368 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:33:36,368 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:33:36,381 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:33:36,395 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:33:36,396 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:33:36,955 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-20 19:33:37,329 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-20 19:33:37,546 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-20 19:33:37,830 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2019-09-20 19:33:38,068 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-20 19:33:38,460 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-20 19:33:38,784 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2019-09-20 19:33:39,269 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 86 [2019-09-20 19:33:39,721 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 85 [2019-09-20 19:33:40,417 WARN L191 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2019-09-20 19:33:40,984 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 97 [2019-09-20 19:33:41,193 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 19:33:41,853 WARN L191 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 111 [2019-09-20 19:33:42,406 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2019-09-20 19:33:42,715 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 19:33:43,595 WARN L191 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 119 [2019-09-20 19:33:43,804 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 19:33:44,355 WARN L191 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 120 [2019-09-20 19:33:44,746 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-20 19:33:45,863 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 243 DAG size of output: 133 [2019-09-20 19:33:46,081 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 19:33:46,714 WARN L191 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 134 [2019-09-20 19:33:47,150 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-20 19:33:48,211 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 291 DAG size of output: 147 [2019-09-20 19:33:49,101 WARN L191 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 144 [2019-09-20 19:33:49,776 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-20 19:33:51,614 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 334 DAG size of output: 162 [2019-09-20 19:33:52,590 WARN L191 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 157 [2019-09-20 19:33:53,522 WARN L191 SmtUtils]: Spent 527.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-20 19:33:55,758 WARN L191 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 368 DAG size of output: 171 [2019-09-20 19:33:56,825 WARN L191 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 166 [2019-09-20 19:33:57,941 WARN L191 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-20 19:34:00,959 WARN L191 SmtUtils]: Spent 3.01 s on a formula simplification. DAG size of input: 460 DAG size of output: 212 [2019-09-20 19:34:02,340 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 255 DAG size of output: 207 [2019-09-20 19:34:03,757 WARN L191 SmtUtils]: Spent 878.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-20 19:34:07,702 WARN L191 SmtUtils]: Spent 3.93 s on a formula simplification. DAG size of input: 517 DAG size of output: 239 [2019-09-20 19:34:09,235 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 280 DAG size of output: 234 [2019-09-20 19:34:10,953 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-20 19:34:15,737 WARN L191 SmtUtils]: Spent 4.77 s on a formula simplification. DAG size of input: 596 DAG size of output: 258 [2019-09-20 19:34:17,448 WARN L191 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 303 DAG size of output: 253