java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 04:28:46,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 04:28:46,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 04:28:46,198 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 04:28:46,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 04:28:46,199 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 04:28:46,200 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 04:28:46,202 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 04:28:46,204 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 04:28:46,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 04:28:46,207 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 04:28:46,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 04:28:46,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 04:28:46,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 04:28:46,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 04:28:46,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 04:28:46,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 04:28:46,221 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 04:28:46,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 04:28:46,224 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 04:28:46,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 04:28:46,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 04:28:46,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 04:28:46,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 04:28:46,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 04:28:46,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 04:28:46,231 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 04:28:46,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 04:28:46,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 04:28:46,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 04:28:46,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 04:28:46,234 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 04:28:46,235 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 04:28:46,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 04:28:46,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 04:28:46,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 04:28:46,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 04:28:46,238 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 04:28:46,238 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 04:28:46,239 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 04:28:46,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 04:28:46,240 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 [2019-09-18 04:28:46,255 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 04:28:46,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 04:28:46,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 04:28:46,256 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 04:28:46,257 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 04:28:46,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 04:28:46,257 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 04:28:46,257 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 04:28:46,257 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 04:28:46,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 04:28:46,258 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 04:28:46,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 04:28:46,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 04:28:46,258 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 04:28:46,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 04:28:46,259 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 04:28:46,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 04:28:46,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 04:28:46,260 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 04:28:46,260 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 04:28:46,260 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 04:28:46,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 04:28:46,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 04:28:46,261 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 04:28:46,261 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 04:28:46,261 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 04:28:46,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 04:28:46,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 04:28:46,261 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 -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 04:28:46,304 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 04:28:46,316 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 04:28:46,319 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 04:28:46,321 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 04:28:46,321 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 04:28:46,322 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product61.cil.c [2019-09-18 04:28:46,392 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/034793744/2abe959182e347cd90c7324e251f38aa/FLAGc57ac6ba4 [2019-09-18 04:28:46,967 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 04:28:46,968 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product61.cil.c [2019-09-18 04:28:46,985 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/034793744/2abe959182e347cd90c7324e251f38aa/FLAGc57ac6ba4 [2019-09-18 04:28:47,274 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/034793744/2abe959182e347cd90c7324e251f38aa [2019-09-18 04:28:47,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 04:28:47,285 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 04:28:47,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 04:28:47,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 04:28:47,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 04:28:47,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 04:28:47" (1/1) ... [2019-09-18 04:28:47,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a6b81b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:28:47, skipping insertion in model container [2019-09-18 04:28:47,297 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 04:28:47" (1/1) ... [2019-09-18 04:28:47,304 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 04:28:47,353 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 04:28:47,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 04:28:47,834 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 04:28:47,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 04:28:48,004 INFO L192 MainTranslator]: Completed translation [2019-09-18 04:28:48,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:28:48 WrapperNode [2019-09-18 04:28:48,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 04:28:48,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 04:28:48,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 04:28:48,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 04:28:48,016 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:28:48" (1/1) ... [2019-09-18 04:28:48,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:28:48" (1/1) ... [2019-09-18 04:28:48,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:28:48" (1/1) ... [2019-09-18 04:28:48,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:28:48" (1/1) ... [2019-09-18 04:28:48,090 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:28:48" (1/1) ... [2019-09-18 04:28:48,102 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:28:48" (1/1) ... [2019-09-18 04:28:48,107 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:28:48" (1/1) ... [2019-09-18 04:28:48,121 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 04:28:48,122 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 04:28:48,122 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 04:28:48,122 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 04:28:48,125 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:28:48" (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 [2019-09-18 04:28:48,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 04:28:48,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 04:28:48,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 04:28:48,182 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 04:28:48,182 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 04:28:48,182 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 04:28:48,183 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 04:28:48,183 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 04:28:48,183 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 04:28:48,183 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 04:28:48,183 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 04:28:48,183 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 04:28:48,184 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 04:28:48,184 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 04:28:48,184 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 04:28:48,184 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 04:28:48,184 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 04:28:48,185 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 04:28:48,185 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 04:28:48,185 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 04:28:48,185 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 04:28:48,185 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 04:28:48,185 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 04:28:48,185 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 04:28:48,186 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 04:28:48,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 04:28:48,186 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 04:28:48,186 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 04:28:48,186 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 04:28:48,187 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 04:28:48,187 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 04:28:48,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-18 04:28:48,187 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 04:28:48,187 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 04:28:48,187 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 04:28:48,188 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 04:28:48,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 04:28:48,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 04:28:48,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 04:28:48,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 04:28:48,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 04:28:48,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 04:28:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 04:28:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 04:28:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 04:28:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 04:28:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 04:28:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 04:28:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 04:28:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 04:28:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 04:28:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 04:28:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 04:28:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 04:28:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 04:28:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 04:28:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 04:28:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 04:28:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 04:28:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-18 04:28:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 04:28:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 04:28:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 04:28:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 04:28:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 04:28:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 04:28:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 04:28:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 04:28:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 04:28:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 04:28:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 04:28:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 04:28:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 04:28:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 04:28:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 04:28:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 04:28:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 04:28:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 04:28:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 04:28:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 04:28:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 04:28:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 04:28:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 04:28:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 04:28:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 04:28:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 04:28:48,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 04:28:48,196 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 04:28:48,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 04:28:48,196 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 04:28:48,196 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 04:28:48,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 04:28:48,196 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 04:28:48,197 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 04:28:48,197 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 04:28:48,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 04:28:48,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 04:28:48,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 04:28:49,335 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 04:28:49,335 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 04:28:49,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 04:28:49 BoogieIcfgContainer [2019-09-18 04:28:49,337 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 04:28:49,338 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 04:28:49,338 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 04:28:49,338 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 04:28:49,339 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 04:28:49" (1/1) ... [2019-09-18 04:28:49,340 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 04:28:49,362 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 04:28:49,363 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 04:28:49,372 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 04:28:49,381 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 04:28:49,383 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 04:29:14,046 WARN L191 SmtUtils]: Spent 14.69 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 04:29:15,789 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 04:29:19,599 WARN L191 SmtUtils]: Spent 3.80 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-18 04:29:21,417 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 04:29:23,241 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 04:29:23,257 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 428 for LOIs [2019-09-18 04:29:23,335 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 428 for LOIs [2019-09-18 04:29:23,341 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 428 for LOIs [2019-09-18 04:29:34,679 WARN L191 SmtUtils]: Spent 11.14 s on a formula simplification. DAG size of input: 453 DAG size of output: 449 [2019-09-18 04:29:40,139 WARN L191 SmtUtils]: Spent 5.46 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-18 04:29:51,305 WARN L191 SmtUtils]: Spent 11.14 s on a formula simplification. DAG size of input: 458 DAG size of output: 451 [2019-09-18 04:29:56,774 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 04:30:07,971 WARN L191 SmtUtils]: Spent 11.20 s on a formula simplification. DAG size of input: 458 DAG size of output: 451 [2019-09-18 04:30:13,429 WARN L191 SmtUtils]: Spent 5.46 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 04:30:27,958 WARN L191 SmtUtils]: Spent 14.45 s on a formula simplification. DAG size of input: 455 DAG size of output: 454 [2019-09-18 04:30:28,079 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-18 04:30:28,520 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-18 04:30:43,116 WARN L191 SmtUtils]: Spent 14.57 s on a formula simplification. DAG size of input: 460 DAG size of output: 456 [2019-09-18 04:30:43,322 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 04:30:43,428 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-18 04:30:43,694 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-18 04:30:58,280 WARN L191 SmtUtils]: Spent 14.58 s on a formula simplification. DAG size of input: 460 DAG size of output: 456 [2019-09-18 04:30:58,830 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-18 04:30:59,124 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 465 DAG size of output: 74 [2019-09-18 04:30:59,516 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 471 DAG size of output: 76 [2019-09-18 04:30:59,859 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 471 DAG size of output: 76 [2019-09-18 04:31:00,474 WARN L191 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2019-09-18 04:31:00,742 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 04:31:01,007 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 74 [2019-09-18 04:31:02,533 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 74 [2019-09-18 04:31:02,838 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 74 [2019-09-18 04:31:03,633 WARN L191 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 93 [2019-09-18 04:31:03,952 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-18 04:31:04,668 WARN L191 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 95 [2019-09-18 04:31:04,995 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-18 04:31:05,704 WARN L191 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 95 [2019-09-18 04:31:06,028 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-18 04:31:07,173 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 99 DAG size of output: 97 [2019-09-18 04:31:07,493 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-18 04:31:08,191 WARN L191 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 99 [2019-09-18 04:31:08,528 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-18 04:31:09,226 WARN L191 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 99 [2019-09-18 04:31:09,567 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-18 04:31:10,686 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 99 DAG size of output: 95 [2019-09-18 04:31:11,018 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-18 04:31:11,738 WARN L191 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 97 [2019-09-18 04:31:12,083 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-18 04:31:12,801 WARN L191 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 97 [2019-09-18 04:31:13,153 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-18 04:31:13,770 WARN L191 SmtUtils]: Spent 616.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 04:31:14,376 WARN L191 SmtUtils]: Spent 603.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 04:31:15,589 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 110 DAG size of output: 106 [2019-09-18 04:31:16,196 WARN L191 SmtUtils]: Spent 605.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 04:31:17,662 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2019-09-18 04:31:18,204 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 26 [2019-09-18 04:31:18,575 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 24 [2019-09-18 04:31:18,737 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 26 [2019-09-18 04:31:18,902 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 26 [2019-09-18 04:31:19,241 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-18 04:31:20,013 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2019-09-18 04:31:20,165 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2019-09-18 04:31:20,221 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-18 04:31:20,356 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-18 04:31:20,418 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 1 for LOIs [2019-09-18 04:31:20,422 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 17 for LOIs [2019-09-18 04:31:20,440 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 04:31:20,440 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 04:31:20,443 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 723#(and (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-09-18 04:31:20,454 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 04:31:20,454 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 04:31:20,456 INFO L168 Benchmark]: Toolchain (without parser) took 153170.44 ms. Allocated memory was 138.9 MB in the beginning and 177.2 MB in the end (delta: 38.3 MB). Free memory was 85.5 MB in the beginning and 64.8 MB in the end (delta: 20.7 MB). Peak memory consumption was 59.0 MB. Max. memory is 7.1 GB. [2019-09-18 04:31:20,457 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 04:31:20,458 INFO L168 Benchmark]: CACSL2BoogieTranslator took 717.30 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 85.3 MB in the beginning and 163.2 MB in the end (delta: -77.8 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2019-09-18 04:31:20,459 INFO L168 Benchmark]: Boogie Preprocessor took 115.98 ms. Allocated memory is still 198.7 MB. Free memory was 163.2 MB in the beginning and 159.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-18 04:31:20,459 INFO L168 Benchmark]: RCFGBuilder took 1215.08 ms. Allocated memory was 198.7 MB in the beginning and 221.2 MB in the end (delta: 22.5 MB). Free memory was 158.8 MB in the beginning and 188.7 MB in the end (delta: -29.9 MB). Peak memory consumption was 91.3 MB. Max. memory is 7.1 GB. [2019-09-18 04:31:20,460 INFO L168 Benchmark]: Sifa took 151116.98 ms. Allocated memory was 221.2 MB in the beginning and 177.2 MB in the end (delta: -44.0 MB). Free memory was 188.7 MB in the beginning and 64.8 MB in the end (delta: 123.8 MB). Peak memory consumption was 79.8 MB. Max. memory is 7.1 GB. [2019-09-18 04:31:20,464 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 717.30 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 85.3 MB in the beginning and 163.2 MB in the end (delta: -77.8 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.98 ms. Allocated memory is still 198.7 MB. Free memory was 163.2 MB in the beginning and 159.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1215.08 ms. Allocated memory was 198.7 MB in the beginning and 221.2 MB in the end (delta: 22.5 MB). Free memory was 158.8 MB in the beginning and 188.7 MB in the end (delta: -29.9 MB). Peak memory consumption was 91.3 MB. Max. memory is 7.1 GB. * Sifa took 151116.98 ms. Allocated memory was 221.2 MB in the beginning and 177.2 MB in the end (delta: -44.0 MB). Free memory was 188.7 MB in the beginning and 64.8 MB in the end (delta: 123.8 MB). Peak memory consumption was 79.8 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]: 151080, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 357, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 265, TOOLS_POST_TIME[ms]: 30259, TOOLS_POST_CALL_APPLICATIONS: 81, TOOLS_POST_CALL_TIME[ms]: 118, TOOLS_POST_RETURN_APPLICATIONS: 72, TOOLS_POST_RETURN_TIME[ms]: 56, TOOLS_QUANTIFIERELIM_APPLICATIONS: 417, TOOLS_QUANTIFIERELIM_TIME[ms]: 30334, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 30159, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 363, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 131, DOMAIN_JOIN_TIME[ms]: 119722, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 366, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 11, DOMAIN_ISBOTTOM_APPLICATIONS: 92, DOMAIN_ISBOTTOM_TIME[ms]: 391, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 116180, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 116179, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 72, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 35411, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 35410, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 35, DAG_COMPRESSION_PROCESSED_NODES: 618, DAG_COMPRESSION_RETAINED_NODES: 294 - UnprovableResult [Line: 467]: 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 723#(and (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...