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_product55.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:35:10,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:35:10,166 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:35:10,177 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:35:10,178 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:35:10,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:35:10,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:35:10,182 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:35:10,184 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:35:10,185 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:35:10,186 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:35:10,187 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:35:10,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:35:10,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:35:10,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:35:10,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:35:10,191 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:35:10,192 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:35:10,194 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:35:10,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:35:10,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:35:10,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:35:10,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:35:10,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:35:10,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:35:10,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:35:10,204 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:35:10,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:35:10,205 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:35:10,206 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:35:10,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:35:10,207 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:35:10,208 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:35:10,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:35:10,210 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:35:10,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:35:10,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:35:10,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:35:10,211 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:35:10,212 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:35:10,213 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:35:10,213 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 19:35:10,239 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:35:10,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:35:10,242 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:35:10,242 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:35:10,242 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:35:10,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:35:10,243 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:35:10,243 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:35:10,243 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:35:10,244 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:35:10,245 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:35:10,245 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:35:10,245 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:35:10,246 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:35:10,246 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:35:10,246 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:35:10,246 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:35:10,246 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:35:10,247 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:35:10,247 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:35:10,247 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:35:10,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:35:10,248 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:35:10,248 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:35:10,248 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:35:10,248 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:35:10,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:35:10,249 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:35:10,249 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 19:35:10,304 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:35:10,317 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:35:10,320 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:35:10,322 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:35:10,322 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:35:10,323 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product55.cil.c [2019-09-20 19:35:10,383 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d4014826/8ad073abb879480883ffa7b12ea364ab/FLAG56e06ad5c [2019-09-20 19:35:10,901 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:35:10,905 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product55.cil.c [2019-09-20 19:35:10,922 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d4014826/8ad073abb879480883ffa7b12ea364ab/FLAG56e06ad5c [2019-09-20 19:35:11,197 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d4014826/8ad073abb879480883ffa7b12ea364ab [2019-09-20 19:35:11,207 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:35:11,208 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:35:11,209 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:35:11,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:35:11,213 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:35:11,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:35:11" (1/1) ... [2019-09-20 19:35:11,217 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e0db5b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:11, skipping insertion in model container [2019-09-20 19:35:11,217 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:35:11" (1/1) ... [2019-09-20 19:35:11,225 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:35:11,273 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:35:11,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:35:11,791 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:35:11,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:35:11,954 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:35:11,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:11 WrapperNode [2019-09-20 19:35:11,954 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:35:11,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:35:11,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:35:11,955 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:35:11,968 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:11" (1/1) ... [2019-09-20 19:35:11,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:11" (1/1) ... [2019-09-20 19:35:11,991 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:11" (1/1) ... [2019-09-20 19:35:11,991 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:11" (1/1) ... [2019-09-20 19:35:12,030 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:11" (1/1) ... [2019-09-20 19:35:12,039 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:11" (1/1) ... [2019-09-20 19:35:12,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:11" (1/1) ... [2019-09-20 19:35:12,051 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:35:12,052 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:35:12,052 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:35:12,052 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:35:12,053 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:11" (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 19:35:12,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:35:12,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:35:12,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:35:12,155 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:35:12,156 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:35:12,156 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:35:12,157 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:35:12,157 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:35:12,157 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:35:12,157 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:35:12,157 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:35:12,158 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:35:12,158 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:35:12,159 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 19:35:12,159 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 19:35:12,159 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:35:12,161 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:35:12,161 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:35:12,161 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 19:35:12,162 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-20 19:35:12,162 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:35:12,162 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:35:12,162 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:35:12,162 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:35:12,162 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:35:12,162 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:35:12,163 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 19:35:12,163 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 19:35:12,163 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 19:35:12,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:35:12,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:35:12,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:35:12,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:35:12,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:35:12,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:35:12,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:35:12,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:35:12,164 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:35:12,164 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:35:12,165 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:35:12,165 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:35:12,165 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:35:12,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:35:12,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:35:12,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:35:12,166 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:35:12,166 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:35:12,166 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:35:12,166 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:35:12,167 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:35:12,167 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:35:12,167 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:35:12,167 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:35:12,167 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:35:12,167 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:35:12,167 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:35:12,168 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 19:35:12,168 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 19:35:12,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:35:12,169 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 19:35:12,169 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:35:12,169 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:35:12,170 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:35:12,170 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:35:12,170 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:35:12,170 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:35:12,170 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:35:12,171 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:35:12,171 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:35:12,171 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:35:12,171 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 19:35:12,171 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 19:35:12,171 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 19:35:12,172 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-20 19:35:12,172 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:35:12,172 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:35:12,173 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:35:12,173 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:35:12,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:35:12,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:35:12,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:35:12,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:35:12,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:35:12,175 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:35:12,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:35:12,175 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:35:12,175 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:35:12,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:35:12,176 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:35:12,176 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:35:12,176 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:35:12,177 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:35:12,177 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:35:12,177 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:35:12,177 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:35:12,177 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:35:12,177 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:35:12,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:35:12,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:35:12,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:35:13,485 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:35:13,486 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:35:13,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:35:13 BoogieIcfgContainer [2019-09-20 19:35:13,488 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:35:13,489 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:35:13,489 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:35:13,489 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:35:13,490 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:35:13" (1/1) ... [2019-09-20 19:35:13,491 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 19:35:13,521 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:35:13,522 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:35:13,543 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:35:13,554 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:35:13,556 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:35:14,199 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 80 [2019-09-20 19:35:14,417 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 75 [2019-09-20 19:35:14,752 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 107 [2019-09-20 19:35:15,018 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 102 [2019-09-20 19:35:15,470 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2019-09-20 19:35:15,837 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 121 [2019-09-20 19:35:16,459 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 145 [2019-09-20 19:35:17,024 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 142 [2019-09-20 19:35:17,825 WARN L191 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 155 [2019-09-20 19:35:18,468 WARN L191 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 152 [2019-09-20 19:35:19,473 WARN L191 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 173 [2019-09-20 19:35:20,203 WARN L191 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 168 [2019-09-20 19:35:21,194 WARN L191 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 194 [2019-09-20 19:35:22,113 WARN L191 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 191 [2019-09-20 19:35:23,770 WARN L191 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 266 DAG size of output: 227 [2019-09-20 19:35:24,992 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 262 DAG size of output: 226 [2019-09-20 19:35:26,500 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 298 DAG size of output: 246 [2019-09-20 19:35:27,827 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 282 DAG size of output: 243 [2019-09-20 19:35:29,543 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 327 DAG size of output: 268 [2019-09-20 19:35:29,792 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 19:35:31,265 WARN L191 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 318 DAG size of output: 269 [2019-09-20 19:35:31,627 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-20 19:35:34,304 WARN L191 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 350 DAG size of output: 286 [2019-09-20 19:35:36,035 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 325 DAG size of output: 283 [2019-09-20 19:35:36,327 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-20 19:35:38,391 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 390 DAG size of output: 306 [2019-09-20 19:35:40,396 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 343 DAG size of output: 301 [2019-09-20 19:35:41,189 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-20 19:35:44,873 WARN L191 SmtUtils]: Spent 3.68 s on a formula simplification. DAG size of input: 427 DAG size of output: 315 [2019-09-20 19:35:46,967 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 363 DAG size of output: 310 [2019-09-20 19:35:48,084 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-09-20 19:35:52,525 WARN L191 SmtUtils]: Spent 4.43 s on a formula simplification. DAG size of input: 461 DAG size of output: 324 [2019-09-20 19:35:54,692 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 372 DAG size of output: 319 [2019-09-20 19:35:56,082 WARN L191 SmtUtils]: Spent 537.00 ms on a formula simplification that was a NOOP. DAG size: 289