java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product37.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 08:42:58,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 08:42:58,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 08:42:58,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 08:42:58,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 08:42:58,138 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 08:42:58,139 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 08:42:58,141 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 08:42:58,143 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 08:42:58,144 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 08:42:58,145 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 08:42:58,146 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 08:42:58,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 08:42:58,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 08:42:58,148 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 08:42:58,149 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 08:42:58,150 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 08:42:58,151 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 08:42:58,153 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 08:42:58,154 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 08:42:58,156 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 08:42:58,157 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 08:42:58,158 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 08:42:58,159 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 08:42:58,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 08:42:58,161 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 08:42:58,161 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 08:42:58,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 08:42:58,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 08:42:58,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 08:42:58,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 08:42:58,164 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 08:42:58,165 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 08:42:58,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 08:42:58,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 08:42:58,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 08:42:58,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 08:42:58,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 08:42:58,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 08:42:58,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 08:42:58,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 08:42:58,170 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 [2019-09-19 08:42:58,184 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 08:42:58,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 08:42:58,186 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 08:42:58,186 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 08:42:58,186 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 08:42:58,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 08:42:58,187 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 08:42:58,187 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 08:42:58,187 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 08:42:58,187 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 08:42:58,187 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 08:42:58,188 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 08:42:58,188 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 08:42:58,188 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 08:42:58,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 08:42:58,188 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 08:42:58,189 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 08:42:58,189 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 08:42:58,189 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 08:42:58,189 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 08:42:58,190 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 08:42:58,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 08:42:58,190 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 08:42:58,190 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 08:42:58,190 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 08:42:58,191 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 08:42:58,191 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 08:42:58,191 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 08:42:58,191 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> InterpretCallSummarizer 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 [2019-09-19 08:42:58,222 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 08:42:58,234 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 08:42:58,237 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 08:42:58,239 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 08:42:58,239 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 08:42:58,240 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product37.cil.c [2019-09-19 08:42:58,310 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a605e005/0cf312af0ba944e69c18a015fd77e15c/FLAG03feb2b85 [2019-09-19 08:42:58,796 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 08:42:58,797 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product37.cil.c [2019-09-19 08:42:58,821 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a605e005/0cf312af0ba944e69c18a015fd77e15c/FLAG03feb2b85 [2019-09-19 08:42:59,158 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a605e005/0cf312af0ba944e69c18a015fd77e15c [2019-09-19 08:42:59,172 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 08:42:59,173 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 08:42:59,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 08:42:59,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 08:42:59,178 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 08:42:59,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 08:42:59" (1/1) ... [2019-09-19 08:42:59,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29914bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:42:59, skipping insertion in model container [2019-09-19 08:42:59,183 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 08:42:59" (1/1) ... [2019-09-19 08:42:59,191 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 08:42:59,255 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 08:42:59,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 08:42:59,889 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 08:43:00,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 08:43:00,063 INFO L192 MainTranslator]: Completed translation [2019-09-19 08:43:00,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:43:00 WrapperNode [2019-09-19 08:43:00,064 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 08:43:00,065 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 08:43:00,065 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 08:43:00,065 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 08:43:00,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:43:00" (1/1) ... [2019-09-19 08:43:00,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:43:00" (1/1) ... [2019-09-19 08:43:00,096 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:43:00" (1/1) ... [2019-09-19 08:43:00,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:43:00" (1/1) ... [2019-09-19 08:43:00,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:43:00" (1/1) ... [2019-09-19 08:43:00,137 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:43:00" (1/1) ... [2019-09-19 08:43:00,147 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:43:00" (1/1) ... [2019-09-19 08:43:00,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 08:43:00,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 08:43:00,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 08:43:00,157 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 08:43:00,162 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:43:00" (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 [2019-09-19 08:43:00,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 08:43:00,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 08:43:00,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 08:43:00,216 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 08:43:00,216 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 08:43:00,217 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 08:43:00,217 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 08:43:00,217 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 08:43:00,217 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 08:43:00,217 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 08:43:00,218 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 08:43:00,218 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 08:43:00,218 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 08:43:00,218 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 08:43:00,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-19 08:43:00,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-19 08:43:00,219 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 08:43:00,219 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 08:43:00,219 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 08:43:00,219 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 08:43:00,221 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 08:43:00,221 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 08:43:00,222 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 08:43:00,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 08:43:00,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 08:43:00,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 08:43:00,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 08:43:00,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 08:43:00,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 08:43:00,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 08:43:00,224 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 08:43:00,225 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 08:43:00,226 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 08:43:00,226 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 08:43:00,226 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 08:43:00,226 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 08:43:00,227 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 08:43:00,227 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 08:43:00,227 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 08:43:00,227 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 08:43:00,228 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 08:43:00,228 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 08:43:00,228 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 08:43:00,228 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 08:43:00,228 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 08:43:00,228 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 08:43:00,228 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 08:43:00,230 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 08:43:00,230 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 08:43:00,230 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 08:43:00,230 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 08:43:00,230 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-19 08:43:00,230 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 08:43:00,231 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 08:43:00,231 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 08:43:00,231 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 08:43:00,231 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 08:43:00,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 08:43:00,231 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 08:43:00,231 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 08:43:00,232 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 08:43:00,232 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 08:43:00,232 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 08:43:00,232 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-19 08:43:00,232 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 08:43:00,232 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 08:43:00,232 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 08:43:00,232 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 08:43:00,233 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 08:43:00,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 08:43:00,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 08:43:00,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 08:43:00,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 08:43:00,233 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 08:43:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 08:43:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 08:43:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 08:43:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 08:43:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 08:43:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 08:43:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 08:43:00,235 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 08:43:00,235 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 08:43:00,235 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 08:43:00,235 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 08:43:00,235 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 08:43:00,235 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 08:43:00,236 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 08:43:00,237 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 08:43:00,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 08:43:00,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 08:43:00,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 08:43:01,765 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 08:43:01,766 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 08:43:01,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 08:43:01 BoogieIcfgContainer [2019-09-19 08:43:01,768 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 08:43:01,768 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 08:43:01,768 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 08:43:01,769 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 08:43:01,770 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 08:43:01" (1/1) ... [2019-09-19 08:43:01,770 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 08:43:01,793 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 08:43:01,794 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 08:43:01,803 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 08:43:01,814 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 08:43:01,816 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 08:43:13,770 WARN L191 SmtUtils]: Spent 11.82 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 08:43:24,999 WARN L191 SmtUtils]: Spent 11.23 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 08:43:46,955 WARN L191 SmtUtils]: Spent 13.01 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 08:43:48,622 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 08:43:52,384 WARN L191 SmtUtils]: Spent 3.76 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 08:43:52,400 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 432 for LOIs [2019-09-19 08:43:54,136 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 08:43:55,869 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 08:43:57,586 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 08:43:59,318 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 08:44:01,066 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 08:44:02,843 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 08:44:04,598 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 08:44:06,313 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 08:44:06,320 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 432 for LOIs [2019-09-19 08:44:08,047 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 08:44:09,830 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 08:44:09,840 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 432 for LOIs [2019-09-19 08:44:13,417 WARN L191 SmtUtils]: Spent 3.49 s on a formula simplification. DAG size of input: 433 DAG size of output: 427 [2019-09-19 08:44:15,157 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 427 [2019-09-19 08:44:18,671 WARN L191 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 431 DAG size of output: 426 [2019-09-19 08:44:20,404 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 08:44:31,597 WARN L191 SmtUtils]: Spent 11.16 s on a formula simplification. DAG size of input: 457 DAG size of output: 452 [2019-09-19 08:44:37,115 WARN L191 SmtUtils]: Spent 5.52 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 08:44:48,278 WARN L191 SmtUtils]: Spent 11.16 s on a formula simplification. DAG size of input: 457 DAG size of output: 452 [2019-09-19 08:44:53,719 WARN L191 SmtUtils]: Spent 5.44 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 08:44:57,179 WARN L191 SmtUtils]: Spent 3.41 s on a formula simplification. DAG size of input: 431 DAG size of output: 426 [2019-09-19 08:44:58,902 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 08:45:13,453 WARN L191 SmtUtils]: Spent 14.52 s on a formula simplification. DAG size of input: 459 DAG size of output: 455 [2019-09-19 08:45:13,579 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 08:45:13,682 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 08:45:13,810 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 08:45:14,111 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-19 08:45:28,613 WARN L191 SmtUtils]: Spent 14.50 s on a formula simplification. DAG size of input: 459 DAG size of output: 455 [2019-09-19 08:45:28,720 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 08:45:28,822 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 08:45:28,931 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 08:45:29,226 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-19 08:45:33,837 WARN L191 SmtUtils]: Spent 4.59 s on a formula simplification. DAG size of input: 477 DAG size of output: 468 [2019-09-19 08:45:33,940 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 08:45:34,414 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 08:45:39,031 WARN L191 SmtUtils]: Spent 4.62 s on a formula simplification. DAG size of input: 477 DAG size of output: 468 [2019-09-19 08:45:39,132 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 08:45:39,245 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 08:45:39,348 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 08:45:39,633 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 08:45:39,936 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 81 [2019-09-19 08:45:40,368 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 75 [2019-09-19 08:45:40,775 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 80 [2019-09-19 08:45:41,213 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 72 [2019-09-19 08:45:41,618 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 74 [2019-09-19 08:45:42,045 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 80 [2019-09-19 08:45:42,653 WARN L191 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 86 [2019-09-19 08:45:42,768 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 08:45:42,899 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 08:45:43,022 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 08:45:43,144 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 08:45:43,270 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 08:45:43,783 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 98 [2019-09-19 08:45:43,900 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-19 08:45:44,189 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 81 [2019-09-19 08:45:44,663 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 90 [2019-09-19 08:45:44,769 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-19 08:45:45,103 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 75 [2019-09-19 08:45:45,452 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-19 08:45:46,000 WARN L191 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 85 [2019-09-19 08:45:46,130 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 08:45:46,265 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 08:45:46,404 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 08:45:46,535 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 08:45:46,666 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 08:45:47,029 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 79 [2019-09-19 08:45:47,550 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 107 [2019-09-19 08:45:47,696 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-19 08:45:48,056 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 107 [2019-09-19 08:45:48,205 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-19 08:45:48,750 WARN L191 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 95 [2019-09-19 08:45:49,023 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-19 08:45:49,822 WARN L191 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 89 [2019-09-19 08:45:50,067 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-19 08:45:50,446 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 90 [2019-09-19 08:45:50,548 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-19 08:45:51,267 WARN L191 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 95 [2019-09-19 08:45:51,548 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-19 08:45:52,938 WARN L191 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 117 DAG size of output: 101 [2019-09-19 08:45:53,247 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-19 08:45:53,539 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-19 08:45:54,119 WARN L191 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 98 [2019-09-19 08:45:54,392 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-19 08:45:55,745 WARN L191 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 162 DAG size of output: 137 [2019-09-19 08:45:56,279 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-19 08:45:57,622 WARN L191 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 162 DAG size of output: 137 [2019-09-19 08:45:58,133 WARN L191 SmtUtils]: Spent 510.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-19 08:45:58,837 WARN L191 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 99 [2019-09-19 08:45:59,181 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-19 08:46:01,679 WARN L191 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 149 DAG size of output: 149 [2019-09-19 08:46:02,394 WARN L191 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-19 08:46:04,608 WARN L191 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 170 DAG size of output: 170 [2019-09-19 08:46:05,702 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 170 [2019-09-19 08:46:09,410 WARN L191 SmtUtils]: Spent 3.71 s on a formula simplification. DAG size of input: 170 DAG size of output: 170 [2019-09-19 08:46:10,499 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 170 [2019-09-19 08:46:12,968 WARN L191 SmtUtils]: Spent 2.46 s on a formula simplification. DAG size of input: 176 DAG size of output: 174 [2019-09-19 08:46:13,632 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2019-09-19 08:46:14,665 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 27 [2019-09-19 08:46:14,791 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 27 [2019-09-19 08:46:14,992 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 08:46:15,149 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 08:46:15,704 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2019-09-19 08:46:17,046 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 81 [2019-09-19 08:46:17,445 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 75 [2019-09-19 08:46:17,841 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 80 [2019-09-19 08:46:18,355 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 72 [2019-09-19 08:46:18,465 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-19 08:46:18,897 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 74 [2019-09-19 08:46:19,284 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 80 [2019-09-19 08:46:19,830 WARN L191 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 86 [2019-09-19 08:46:19,953 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 08:46:20,077 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 08:46:20,202 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 08:46:20,318 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 08:46:20,440 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 08:46:20,954 WARN L191 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 98 [2019-09-19 08:46:21,075 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-19 08:46:21,374 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 81 [2019-09-19 08:46:21,845 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 90 [2019-09-19 08:46:21,952 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-19 08:46:22,275 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 74 [2019-09-19 08:46:22,644 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-19 08:46:23,295 WARN L191 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 82 [2019-09-19 08:46:23,409 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 08:46:23,528 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 08:46:23,641 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 08:46:23,760 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 08:46:23,876 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 08:46:24,359 WARN L191 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 78 [2019-09-19 08:46:24,600 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 08:46:25,056 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 107 [2019-09-19 08:46:25,197 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-19 08:46:25,555 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 107 [2019-09-19 08:46:25,704 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-19 08:46:26,248 WARN L191 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 95 [2019-09-19 08:46:26,514 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-19 08:46:27,324 WARN L191 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 88 [2019-09-19 08:46:27,571 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-19 08:46:28,051 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 89 [2019-09-19 08:46:28,152 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-19 08:46:28,866 WARN L191 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 94 [2019-09-19 08:46:29,140 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-19 08:46:30,511 WARN L191 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 117 DAG size of output: 101 [2019-09-19 08:46:30,864 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-19 08:46:31,184 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-19 08:46:31,854 WARN L191 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 103 [2019-09-19 08:46:32,154 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-19 08:46:35,260 WARN L191 SmtUtils]: Spent 3.07 s on a formula simplification. DAG size of input: 164 DAG size of output: 140 [2019-09-19 08:46:35,881 WARN L191 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-19 08:46:39,017 WARN L191 SmtUtils]: Spent 3.13 s on a formula simplification. DAG size of input: 164 DAG size of output: 140 [2019-09-19 08:46:39,656 WARN L191 SmtUtils]: Spent 638.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-19 08:46:40,991 WARN L191 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 107 DAG size of output: 102 [2019-09-19 08:46:41,341 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-19 08:46:43,354 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 158 DAG size of output: 138 [2019-09-19 08:46:43,680 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-19 08:46:45,494 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 162 DAG size of output: 162 [2019-09-19 08:46:46,394 WARN L191 SmtUtils]: Spent 899.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-09-19 08:46:49,865 WARN L191 SmtUtils]: Spent 3.47 s on a formula simplification. DAG size of input: 180 DAG size of output: 161 [2019-09-19 08:46:50,777 WARN L191 SmtUtils]: Spent 911.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-19 08:46:52,790 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 166 DAG size of output: 163 [2019-09-19 08:46:53,377 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2019-09-19 08:46:54,409 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 27 [2019-09-19 08:46:54,535 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 27 [2019-09-19 08:46:54,737 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 08:46:54,887 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 08:46:54,940 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 15 for LOIs [2019-09-19 08:46:55,609 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 43 [2019-09-19 08:46:56,454 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2019-09-19 08:46:57,341 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2019-09-19 08:46:57,693 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 23 [2019-09-19 08:46:58,958 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 42 [2019-09-19 08:46:59,356 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 23 [2019-09-19 08:46:59,720 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-19 08:47:00,687 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2019-09-19 08:47:01,610 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-19 08:47:02,101 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2019-09-19 08:47:02,681 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-19 08:47:02,707 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-19 08:47:02,752 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 08:47:02,752 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 08:47:02,755 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 2065#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-19 08:47:02,764 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 08:47:02,764 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 08:47:02,766 INFO L168 Benchmark]: Toolchain (without parser) took 243592.90 ms. Allocated memory was 137.9 MB in the beginning and 158.9 MB in the end (delta: 21.0 MB). Free memory was 84.7 MB in the beginning and 76.1 MB in the end (delta: 8.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. [2019-09-19 08:47:02,766 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 08:47:02,767 INFO L168 Benchmark]: CACSL2BoogieTranslator took 890.47 ms. Allocated memory was 137.9 MB in the beginning and 199.2 MB in the end (delta: 61.3 MB). Free memory was 84.5 MB in the beginning and 162.1 MB in the end (delta: -77.7 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. [2019-09-19 08:47:02,767 INFO L168 Benchmark]: Boogie Preprocessor took 91.73 ms. Allocated memory is still 199.2 MB. Free memory was 162.1 MB in the beginning and 158.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-19 08:47:02,768 INFO L168 Benchmark]: RCFGBuilder took 1610.56 ms. Allocated memory was 199.2 MB in the beginning and 220.2 MB in the end (delta: 21.0 MB). Free memory was 157.7 MB in the beginning and 141.8 MB in the end (delta: 15.9 MB). Peak memory consumption was 91.1 MB. Max. memory is 7.1 GB. [2019-09-19 08:47:02,769 INFO L168 Benchmark]: Sifa took 240996.38 ms. Allocated memory was 220.2 MB in the beginning and 158.9 MB in the end (delta: -61.3 MB). Free memory was 140.5 MB in the beginning and 76.1 MB in the end (delta: 64.4 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-09-19 08:47:02,771 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 890.47 ms. Allocated memory was 137.9 MB in the beginning and 199.2 MB in the end (delta: 61.3 MB). Free memory was 84.5 MB in the beginning and 162.1 MB in the end (delta: -77.7 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.73 ms. Allocated memory is still 199.2 MB. Free memory was 162.1 MB in the beginning and 158.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1610.56 ms. Allocated memory was 199.2 MB in the beginning and 220.2 MB in the end (delta: 21.0 MB). Free memory was 157.7 MB in the beginning and 141.8 MB in the end (delta: 15.9 MB). Peak memory consumption was 91.1 MB. Max. memory is 7.1 GB. * Sifa took 240996.38 ms. Allocated memory was 220.2 MB in the beginning and 158.9 MB in the end (delta: -61.3 MB). Free memory was 140.5 MB in the beginning and 76.1 MB in the end (delta: 64.4 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 240962, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1002, DAG_INTERPRETER_EARLY_EXITS: 30, TOOLS_POST_APPLICATIONS: 712, TOOLS_POST_TIME[ms]: 196, TOOLS_POST_CALL_APPLICATIONS: 263, TOOLS_POST_CALL_TIME[ms]: 272, TOOLS_POST_RETURN_APPLICATIONS: 254, TOOLS_POST_RETURN_TIME[ms]: 27607, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1129, TOOLS_QUANTIFIERELIM_TIME[ms]: 27851, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 27384, FLUID_QUERY_TIME[ms]: 24, FLUID_QUERIES: 1009, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 376, DOMAIN_JOIN_TIME[ms]: 207282, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 4873, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 14, DOMAIN_ISBOTTOM_APPLICATIONS: 170, DOMAIN_ISBOTTOM_TIME[ms]: 489, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 78526, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 78525, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 254, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 100420, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 36, DAG_COMPRESSION_PROCESSED_NODES: 423, DAG_COMPRESSION_RETAINED_NODES: 200 - UnprovableResult [Line: 435]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 2065#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...