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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 18:31:19,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 18:31:19,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 18:31:19,160 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 18:31:19,160 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 18:31:19,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 18:31:19,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 18:31:19,165 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 18:31:19,166 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 18:31:19,167 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 18:31:19,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 18:31:19,169 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 18:31:19,169 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 18:31:19,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 18:31:19,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 18:31:19,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 18:31:19,173 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 18:31:19,174 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 18:31:19,176 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 18:31:19,178 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 18:31:19,179 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 18:31:19,180 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 18:31:19,182 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 18:31:19,182 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 18:31:19,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 18:31:19,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 18:31:19,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 18:31:19,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 18:31:19,187 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 18:31:19,188 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 18:31:19,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 18:31:19,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 18:31:19,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 18:31:19,190 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 18:31:19,191 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 18:31:19,191 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 18:31:19,192 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 18:31:19,192 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 18:31:19,192 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 18:31:19,193 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 18:31:19,194 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 18:31:19,195 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 18:31:19,209 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 18:31:19,210 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 18:31:19,211 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 18:31:19,211 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 18:31:19,211 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 18:31:19,212 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 18:31:19,212 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 18:31:19,212 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 18:31:19,212 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 18:31:19,212 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 18:31:19,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 18:31:19,213 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 18:31:19,213 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 18:31:19,213 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 18:31:19,213 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 18:31:19,213 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 18:31:19,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 18:31:19,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 18:31:19,214 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 18:31:19,214 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 18:31:19,214 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 18:31:19,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 18:31:19,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 18:31:19,215 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 18:31:19,215 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 18:31:19,215 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 18:31:19,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 18:31:19,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 18:31:19,216 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 -> SequenceOfStatements 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 18:31:19,254 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 18:31:19,267 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 18:31:19,278 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 18:31:19,280 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 18:31:19,280 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 18:31:19,281 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product02.cil.c [2019-09-20 18:31:19,357 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/670143530/4718d8d2fda1447ebad91d73ffb60a17/FLAGd23b4054f [2019-09-20 18:31:19,955 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 18:31:19,956 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product02.cil.c [2019-09-20 18:31:19,977 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/670143530/4718d8d2fda1447ebad91d73ffb60a17/FLAGd23b4054f [2019-09-20 18:31:20,275 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/670143530/4718d8d2fda1447ebad91d73ffb60a17 [2019-09-20 18:31:20,285 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 18:31:20,286 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 18:31:20,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 18:31:20,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 18:31:20,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 18:31:20,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:31:20" (1/1) ... [2019-09-20 18:31:20,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72ac53bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:31:20, skipping insertion in model container [2019-09-20 18:31:20,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:31:20" (1/1) ... [2019-09-20 18:31:20,302 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 18:31:20,366 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 18:31:20,778 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:31:20,793 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 18:31:20,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:31:20,916 INFO L192 MainTranslator]: Completed translation [2019-09-20 18:31:20,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:31:20 WrapperNode [2019-09-20 18:31:20,917 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 18:31:20,917 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 18:31:20,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 18:31:20,918 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 18:31:20,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:31:20" (1/1) ... [2019-09-20 18:31:20,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:31:20" (1/1) ... [2019-09-20 18:31:20,973 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:31:20" (1/1) ... [2019-09-20 18:31:20,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:31:20" (1/1) ... [2019-09-20 18:31:21,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:31:20" (1/1) ... [2019-09-20 18:31:21,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:31:20" (1/1) ... [2019-09-20 18:31:21,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:31:20" (1/1) ... [2019-09-20 18:31:21,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 18:31:21,037 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 18:31:21,037 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 18:31:21,037 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 18:31:21,038 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:31:20" (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 18:31:21,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 18:31:21,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 18:31:21,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 18:31:21,097 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 18:31:21,097 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 18:31:21,097 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 18:31:21,097 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 18:31:21,098 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 18:31:21,098 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 18:31:21,098 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 18:31:21,098 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 18:31:21,098 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 18:31:21,099 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 18:31:21,099 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 18:31:21,099 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 18:31:21,099 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 18:31:21,099 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 18:31:21,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-20 18:31:21,100 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 18:31:21,100 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 18:31:21,100 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 18:31:21,100 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 18:31:21,100 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 18:31:21,100 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 18:31:21,101 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 18:31:21,101 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 18:31:21,101 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 18:31:21,101 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 18:31:21,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 18:31:21,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 18:31:21,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 18:31:21,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 18:31:21,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 18:31:21,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 18:31:21,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 18:31:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 18:31:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 18:31:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 18:31:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 18:31:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 18:31:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 18:31:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 18:31:21,104 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 18:31:21,104 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 18:31:21,104 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 18:31:21,104 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 18:31:21,104 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 18:31:21,104 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 18:31:21,105 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 18:31:21,105 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 18:31:21,105 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 18:31:21,105 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 18:31:21,105 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 18:31:21,105 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 18:31:21,105 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 18:31:21,106 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 18:31:21,106 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 18:31:21,106 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 18:31:21,106 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-20 18:31:21,106 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 18:31:21,106 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 18:31:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 18:31:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 18:31:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 18:31:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 18:31:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 18:31:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 18:31:21,108 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 18:31:21,108 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 18:31:21,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 18:31:21,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 18:31:21,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 18:31:21,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 18:31:21,108 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 18:31:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 18:31:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 18:31:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 18:31:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 18:31:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 18:31:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 18:31:21,110 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 18:31:21,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 18:31:21,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 18:31:21,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 18:31:22,099 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 18:31:22,099 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 18:31:22,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:31:22 BoogieIcfgContainer [2019-09-20 18:31:22,101 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 18:31:22,102 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 18:31:22,102 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 18:31:22,102 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 18:31:22,103 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:31:22" (1/1) ... [2019-09-20 18:31:22,104 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 18:31:22,127 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 18:31:22,144 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 18:31:22,154 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 18:31:22,163 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 18:31:22,165 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 18:31:41,321 WARN L191 SmtUtils]: Spent 11.43 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 18:31:43,025 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 18:31:47,178 WARN L191 SmtUtils]: Spent 4.15 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-20 18:31:49,041 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-20 18:31:50,920 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-20 18:31:50,934 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 428 for LOIs [2019-09-20 18:31:50,997 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 428 for LOIs [2019-09-20 18:31:51,003 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 428 for LOIs [2019-09-20 18:32:02,978 WARN L191 SmtUtils]: Spent 11.71 s on a formula simplification. DAG size of input: 459 DAG size of output: 455