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 TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 22:37:33,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 22:37:33,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 22:37:33,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 22:37:33,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 22:37:33,205 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 22:37:33,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 22:37:33,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 22:37:33,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 22:37:33,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 22:37:33,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 22:37:33,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 22:37:33,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 22:37:33,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 22:37:33,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 22:37:33,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 22:37:33,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 22:37:33,218 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 22:37:33,220 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 22:37:33,222 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 22:37:33,223 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 22:37:33,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 22:37:33,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 22:37:33,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 22:37:33,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 22:37:33,229 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 22:37:33,229 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 22:37:33,230 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 22:37:33,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 22:37:33,232 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 22:37:33,232 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 22:37:33,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 22:37:33,234 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 22:37:33,234 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 22:37:33,235 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 22:37:33,236 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 22:37:33,236 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 22:37:33,237 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 22:37:33,237 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 22:37:33,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 22:37:33,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 22:37:33,239 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 22:37:33,254 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 22:37:33,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 22:37:33,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 22:37:33,256 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 22:37:33,256 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 22:37:33,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 22:37:33,256 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 22:37:33,256 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 22:37:33,257 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 22:37:33,257 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 22:37:33,257 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 22:37:33,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 22:37:33,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 22:37:33,258 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 22:37:33,258 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 22:37:33,258 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 22:37:33,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 22:37:33,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 22:37:33,259 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 22:37:33,259 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 22:37:33,259 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 22:37:33,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 22:37:33,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 22:37:33,260 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 22:37:33,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 22:37:33,260 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 22:37:33,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 22:37:33,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 22:37:33,261 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 -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 22:37:33,293 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 22:37:33,306 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 22:37:33,309 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 22:37:33,311 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 22:37:33,311 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 22:37:33,312 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product18.cil.c [2019-09-19 22:37:33,390 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca9ad95cf/62cede4bfe90428194dad26f88bda806/FLAG5b15a7a25 [2019-09-19 22:37:33,887 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 22:37:33,888 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product18.cil.c [2019-09-19 22:37:33,899 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca9ad95cf/62cede4bfe90428194dad26f88bda806/FLAG5b15a7a25 [2019-09-19 22:37:34,212 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca9ad95cf/62cede4bfe90428194dad26f88bda806 [2019-09-19 22:37:34,221 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 22:37:34,222 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 22:37:34,223 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 22:37:34,223 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 22:37:34,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 22:37:34,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:37:34" (1/1) ... [2019-09-19 22:37:34,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fc28577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:37:34, skipping insertion in model container [2019-09-19 22:37:34,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:37:34" (1/1) ... [2019-09-19 22:37:34,238 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 22:37:34,298 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 22:37:34,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:37:34,822 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 22:37:34,927 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:37:34,976 INFO L192 MainTranslator]: Completed translation [2019-09-19 22:37:34,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:37:34 WrapperNode [2019-09-19 22:37:34,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 22:37:34,978 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 22:37:34,978 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 22:37:34,978 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 22:37:34,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:37:34" (1/1) ... [2019-09-19 22:37:34,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:37:34" (1/1) ... [2019-09-19 22:37:35,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:37:34" (1/1) ... [2019-09-19 22:37:35,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:37:34" (1/1) ... [2019-09-19 22:37:35,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:37:34" (1/1) ... [2019-09-19 22:37:35,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:37:34" (1/1) ... [2019-09-19 22:37:35,083 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:37:34" (1/1) ... [2019-09-19 22:37:35,090 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 22:37:35,091 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 22:37:35,091 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 22:37:35,091 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 22:37:35,092 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:37:34" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 22:37:35,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 22:37:35,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 22:37:35,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 22:37:35,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-19 22:37:35,166 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 22:37:35,166 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 22:37:35,167 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 22:37:35,167 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 22:37:35,167 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 22:37:35,168 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 22:37:35,168 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 22:37:35,169 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 22:37:35,169 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 22:37:35,169 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 22:37:35,169 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 22:37:35,169 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 22:37:35,172 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 22:37:35,172 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 22:37:35,173 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 22:37:35,173 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 22:37:35,173 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 22:37:35,173 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 22:37:35,173 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 22:37:35,173 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 22:37:35,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 22:37:35,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 22:37:35,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 22:37:35,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 22:37:35,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 22:37:35,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 22:37:35,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 22:37:35,175 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 22:37:35,175 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 22:37:35,175 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 22:37:35,175 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 22:37:35,175 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 22:37:35,175 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 22:37:35,175 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 22:37:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 22:37:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 22:37:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 22:37:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 22:37:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 22:37:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 22:37:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-19 22:37:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 22:37:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 22:37:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 22:37:35,178 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 22:37:35,178 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 22:37:35,178 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 22:37:35,178 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 22:37:35,178 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 22:37:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 22:37:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 22:37:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 22:37:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 22:37:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 22:37:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 22:37:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 22:37:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 22:37:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 22:37:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 22:37:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 22:37:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 22:37:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 22:37:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 22:37:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 22:37:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 22:37:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 22:37:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 22:37:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 22:37:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 22:37:35,184 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 22:37:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 22:37:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 22:37:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 22:37:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 22:37:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 22:37:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 22:37:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 22:37:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 22:37:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 22:37:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 22:37:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 22:37:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 22:37:35,190 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 22:37:35,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 22:37:35,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 22:37:35,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 22:37:36,717 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 22:37:36,717 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 22:37:36,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:37:36 BoogieIcfgContainer [2019-09-19 22:37:36,719 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 22:37:36,720 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 22:37:36,720 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 22:37:36,720 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 22:37:36,721 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:37:36" (1/1) ... [2019-09-19 22:37:36,722 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-19 22:37:36,745 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 22:37:36,745 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 22:37:36,754 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 22:37:36,763 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 22:37:36,764 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 22:37:59,050 WARN L191 SmtUtils]: Spent 13.08 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 22:38:00,773 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 22:38:04,897 WARN L191 SmtUtils]: Spent 4.12 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 22:38:06,632 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 22:38:08,332 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 22:38:08,350 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-19 22:38:08,428 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-19 22:38:08,436 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-19 22:38:20,400 WARN L191 SmtUtils]: Spent 11.70 s on a formula simplification. DAG size of input: 460 DAG size of output: 459 [2019-09-19 22:38:26,113 WARN L191 SmtUtils]: Spent 5.71 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 22:38:37,616 WARN L191 SmtUtils]: Spent 11.50 s on a formula simplification. DAG size of input: 460 DAG size of output: 459 [2019-09-19 22:38:43,306 WARN L191 SmtUtils]: Spent 5.69 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 22:38:58,329 WARN L191 SmtUtils]: Spent 14.97 s on a formula simplification. DAG size of input: 462 DAG size of output: 461 [2019-09-19 22:38:58,626 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 22:38:58,885 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-19 22:39:13,842 WARN L191 SmtUtils]: Spent 14.96 s on a formula simplification. DAG size of input: 462 DAG size of output: 461 [2019-09-19 22:39:13,949 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 22:39:14,399 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-19 22:39:14,670 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 469 DAG size of output: 74 [2019-09-19 22:39:14,997 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 469 DAG size of output: 74 [2019-09-19 22:39:15,403 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 470 DAG size of output: 74 [2019-09-19 22:39:15,736 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 470 DAG size of output: 74 [2019-09-19 22:39:16,111 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 74 [2019-09-19 22:39:16,221 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-19 22:39:16,473 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 74 [2019-09-19 22:39:16,844 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 467 DAG size of output: 74 [2019-09-19 22:39:17,172 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 467 DAG size of output: 74 [2019-09-19 22:39:17,555 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 470 DAG size of output: 74 [2019-09-19 22:39:17,879 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 470 DAG size of output: 74 [2019-09-19 22:39:19,259 WARN L191 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 106 [2019-09-19 22:39:19,625 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-19 22:39:20,401 WARN L191 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 106 [2019-09-19 22:39:20,773 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-19 22:39:21,817 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 112 DAG size of output: 111 [2019-09-19 22:39:22,373 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 22:39:23,384 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 112 DAG size of output: 111 [2019-09-19 22:39:23,500 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 22:39:23,602 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 22:39:23,969 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 22:39:24,801 WARN L191 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 97 [2019-09-19 22:39:25,341 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-19 22:39:26,138 WARN L191 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 97 [2019-09-19 22:39:26,679 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-19 22:39:27,177 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 22:39:27,477 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 22:39:27,760 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 22:39:28,043 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 22:39:28,589 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 460 DAG size of output: 90 [2019-09-19 22:39:28,703 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-19 22:39:29,516 WARN L191 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 106 [2019-09-19 22:39:29,886 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-19 22:39:30,663 WARN L191 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 106 [2019-09-19 22:39:31,028 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-19 22:39:32,024 WARN L191 SmtUtils]: Spent 980.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 111 [2019-09-19 22:39:32,575 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 22:39:33,573 WARN L191 SmtUtils]: Spent 997.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 111 [2019-09-19 22:39:34,123 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 22:39:34,943 WARN L191 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 97 [2019-09-19 22:39:35,486 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-19 22:39:36,290 WARN L191 SmtUtils]: Spent 803.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 97 [2019-09-19 22:39:36,832 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-19 22:39:36,939 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-19 22:39:37,347 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 22:39:37,633 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 22:39:37,915 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 22:39:38,204 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 22:39:38,218 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-19 22:39:38,220 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 69 for LOIs [2019-09-19 22:39:38,704 WARN L191 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 75 [2019-09-19 22:39:38,941 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-19 22:39:39,421 WARN L191 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 76 [2019-09-19 22:39:39,659 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 22:39:40,072 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 22:39:40,223 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-19 22:39:40,226 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-19 22:39:40,252 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 22:39:40,252 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 22:39:40,255 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 401#(and (<= ~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 22:39:40,266 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 22:39:40,266 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 22:39:40,268 INFO L168 Benchmark]: Toolchain (without parser) took 126045.63 ms. Allocated memory was 132.6 MB in the beginning and 191.9 MB in the end (delta: 59.2 MB). Free memory was 87.4 MB in the beginning and 109.9 MB in the end (delta: -22.5 MB). Peak memory consumption was 36.7 MB. Max. memory is 7.1 GB. [2019-09-19 22:39:40,268 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 22:39:40,269 INFO L168 Benchmark]: CACSL2BoogieTranslator took 754.02 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 87.2 MB in the beginning and 164.0 MB in the end (delta: -76.8 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-09-19 22:39:40,270 INFO L168 Benchmark]: Boogie Preprocessor took 112.69 ms. Allocated memory is still 199.2 MB. Free memory was 164.0 MB in the beginning and 160.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-19 22:39:40,271 INFO L168 Benchmark]: RCFGBuilder took 1628.54 ms. Allocated memory was 199.2 MB in the beginning and 222.8 MB in the end (delta: 23.6 MB). Free memory was 160.1 MB in the beginning and 148.4 MB in the end (delta: 11.7 MB). Peak memory consumption was 90.9 MB. Max. memory is 7.1 GB. [2019-09-19 22:39:40,272 INFO L168 Benchmark]: Sifa took 123546.38 ms. Allocated memory was 222.8 MB in the beginning and 191.9 MB in the end (delta: -30.9 MB). Free memory was 148.4 MB in the beginning and 109.9 MB in the end (delta: 38.4 MB). Peak memory consumption was 7.5 MB. Max. memory is 7.1 GB. [2019-09-19 22:39:40,276 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 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 754.02 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 87.2 MB in the beginning and 164.0 MB in the end (delta: -76.8 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.69 ms. Allocated memory is still 199.2 MB. Free memory was 164.0 MB in the beginning and 160.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1628.54 ms. Allocated memory was 199.2 MB in the beginning and 222.8 MB in the end (delta: 23.6 MB). Free memory was 160.1 MB in the beginning and 148.4 MB in the end (delta: 11.7 MB). Peak memory consumption was 90.9 MB. Max. memory is 7.1 GB. * Sifa took 123546.38 ms. Allocated memory was 222.8 MB in the beginning and 191.9 MB in the end (delta: -30.9 MB). Free memory was 148.4 MB in the beginning and 109.9 MB in the end (delta: 38.4 MB). Peak memory consumption was 7.5 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]: 123510, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 190, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 127, TOOLS_POST_TIME[ms]: 28172, TOOLS_POST_CALL_APPLICATIONS: 52, TOOLS_POST_CALL_TIME[ms]: 127, TOOLS_POST_RETURN_APPLICATIONS: 45, TOOLS_POST_RETURN_TIME[ms]: 67, TOOLS_QUANTIFIERELIM_APPLICATIONS: 223, TOOLS_QUANTIFIERELIM_TIME[ms]: 28266, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28075, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 192, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 71, DOMAIN_JOIN_TIME[ms]: 94514, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 5, DOMAIN_ISBOTTOM_APPLICATIONS: 47, DOMAIN_ISBOTTOM_TIME[ms]: 492, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 19582, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 19582, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 45, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 32299, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 32298, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 35, DAG_COMPRESSION_PROCESSED_NODES: 492, DAG_COMPRESSION_RETAINED_NODES: 200 - UnprovableResult [Line: 811]: 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 401#(and (<= ~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...