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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:56:13,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:56:13,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:56:13,115 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:56:13,115 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:56:13,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:56:13,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:56:13,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:56:13,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:56:13,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:56:13,137 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:56:13,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:56:13,139 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:56:13,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:56:13,145 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:56:13,146 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:56:13,147 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:56:13,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:56:13,149 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:56:13,151 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:56:13,152 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:56:13,153 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:56:13,154 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:56:13,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:56:13,157 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:56:13,157 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:56:13,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:56:13,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:56:13,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:56:13,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:56:13,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:56:13,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:56:13,161 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:56:13,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:56:13,163 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:56:13,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:56:13,164 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:56:13,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:56:13,164 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:56:13,165 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:56:13,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:56:13,167 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 [2019-10-15 06:56:13,180 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:56:13,181 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:56:13,182 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:56:13,182 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:56:13,182 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:56:13,183 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:56:13,183 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:56:13,183 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:56:13,183 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:56:13,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:56:13,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:56:13,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:56:13,184 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:56:13,184 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:56:13,184 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:56:13,185 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:56:13,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:56:13,185 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:56:13,185 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:56:13,186 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:56:13,186 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:56:13,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:56:13,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:56:13,186 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:56:13,187 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:56:13,187 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:56:13,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:56:13,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:56:13,187 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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 -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 06:56:13,480 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:56:13,494 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:56:13,497 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:56:13,499 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:56:13,500 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:56:13,500 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product64.cil.c [2019-10-15 06:56:13,576 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a60ed58f/95f320c4cd6847d083ac3d1cd31c7be0/FLAG409587fae [2019-10-15 06:56:14,148 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:56:14,149 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product64.cil.c [2019-10-15 06:56:14,165 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a60ed58f/95f320c4cd6847d083ac3d1cd31c7be0/FLAG409587fae [2019-10-15 06:56:14,463 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a60ed58f/95f320c4cd6847d083ac3d1cd31c7be0 [2019-10-15 06:56:14,474 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:56:14,476 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:56:14,477 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:56:14,477 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:56:14,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:56:14,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:56:14" (1/1) ... [2019-10-15 06:56:14,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31f6a702 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:14, skipping insertion in model container [2019-10-15 06:56:14,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:56:14" (1/1) ... [2019-10-15 06:56:14,491 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:56:14,547 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:56:14,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:56:15,006 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:56:15,138 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:56:15,183 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:56:15,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:15 WrapperNode [2019-10-15 06:56:15,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:56:15,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:56:15,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:56:15,185 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:56:15,196 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:15" (1/1) ... [2019-10-15 06:56:15,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:15" (1/1) ... [2019-10-15 06:56:15,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:15" (1/1) ... [2019-10-15 06:56:15,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:15" (1/1) ... [2019-10-15 06:56:15,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:15" (1/1) ... [2019-10-15 06:56:15,260 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:15" (1/1) ... [2019-10-15 06:56:15,266 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:15" (1/1) ... [2019-10-15 06:56:15,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:56:15,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:56:15,275 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:56:15,275 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:56:15,276 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:15" (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 [2019-10-15 06:56:15,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:56:15,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:56:15,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 06:56:15,335 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 06:56:15,335 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 06:56:15,336 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 06:56:15,337 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 06:56:15,337 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 06:56:15,337 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 06:56:15,338 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 06:56:15,338 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 06:56:15,338 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 06:56:15,339 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 06:56:15,339 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 06:56:15,339 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 06:56:15,339 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 06:56:15,342 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 06:56:15,342 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 06:56:15,342 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-15 06:56:15,343 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-15 06:56:15,343 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 06:56:15,343 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-15 06:56:15,343 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 06:56:15,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 06:56:15,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-15 06:56:15,344 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-15 06:56:15,344 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 06:56:15,344 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 06:56:15,344 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 06:56:15,344 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 06:56:15,344 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 06:56:15,344 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 06:56:15,345 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-15 06:56:15,345 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-15 06:56:15,345 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 06:56:15,346 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 06:56:15,346 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 06:56:15,346 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 06:56:15,346 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:56:15,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 06:56:15,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 06:56:15,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 06:56:15,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 06:56:15,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 06:56:15,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 06:56:15,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:56:15,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:56:15,348 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 06:56:15,348 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 06:56:15,348 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 06:56:15,348 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 06:56:15,348 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 06:56:15,349 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 06:56:15,349 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 06:56:15,349 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 06:56:15,349 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-15 06:56:15,349 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-15 06:56:15,349 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 06:56:15,349 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 06:56:15,350 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 06:56:15,350 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 06:56:15,350 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 06:56:15,351 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 06:56:15,351 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-15 06:56:15,351 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-15 06:56:15,351 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 06:56:15,351 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 06:56:15,351 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-15 06:56:15,352 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 06:56:15,352 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-15 06:56:15,352 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 06:56:15,352 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 06:56:15,352 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 06:56:15,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:56:15,353 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 06:56:15,354 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 06:56:15,354 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 06:56:15,354 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 06:56:15,355 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 06:56:15,355 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-15 06:56:15,355 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 06:56:15,355 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 06:56:15,355 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 06:56:15,356 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 06:56:15,356 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:56:15,357 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 06:56:15,357 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:56:15,358 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:56:15,358 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 06:56:15,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:56:15,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:56:15,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:56:15,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:56:15,359 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 06:56:15,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:56:15,359 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 06:56:15,359 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 06:56:15,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:56:15,359 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 06:56:15,359 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 06:56:15,360 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 06:56:15,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:56:15,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:56:15,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:56:17,076 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:56:17,076 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 06:56:17,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:56:17 BoogieIcfgContainer [2019-10-15 06:56:17,078 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:56:17,078 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:56:17,079 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:56:17,079 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:56:17,080 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:56:17" (1/1) ... [2019-10-15 06:56:17,081 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-15 06:56:17,119 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:56:17,120 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:56:17,137 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:56:17,150 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:56:17,151 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:56:27,590 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-10-15 06:56:29,415 WARN L191 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-15 06:56:29,587 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:56:29,732 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:56:29,859 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:56:30,149 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:56:30,179 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 550 for LOIs [2019-10-15 06:56:30,263 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 548 for LOIs [2019-10-15 06:56:30,291 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 548 for LOIs [2019-10-15 06:56:30,577 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-10-15 06:56:30,771 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-10-15 06:56:31,469 WARN L191 SmtUtils]: Spent 631.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-10-15 06:56:31,741 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2019-10-15 06:56:31,988 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-15 06:56:32,091 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-15 06:56:32,339 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 195 [2019-10-15 06:56:32,732 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2019-10-15 06:56:33,171 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 607 [2019-10-15 06:56:33,708 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-15 06:56:33,860 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 192 [2019-10-15 06:56:34,879 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-10-15 06:56:36,308 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-15 06:56:36,450 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-15 06:56:37,290 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 188 [2019-10-15 06:56:38,592 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-15 06:56:38,841 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 194 [2019-10-15 06:56:53,834 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-15 06:56:53,837 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 138 for LOIs [2019-10-15 06:56:54,077 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 132 for LOIs [2019-10-15 06:56:54,083 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 145 for LOIs [2019-10-15 06:56:54,149 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:56:54,166 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 06:56:54,166 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:56:54,168 INFO L168 Benchmark]: Toolchain (without parser) took 39691.73 ms. Allocated memory was 144.2 MB in the beginning and 968.9 MB in the end (delta: 824.7 MB). Free memory was 100.0 MB in the beginning and 544.5 MB in the end (delta: -444.6 MB). Peak memory consumption was 380.1 MB. Max. memory is 7.1 GB. [2019-10-15 06:56:54,169 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 144.2 MB. Free memory was 119.3 MB in the beginning and 119.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-15 06:56:54,170 INFO L168 Benchmark]: CACSL2BoogieTranslator took 706.95 ms. Allocated memory was 144.2 MB in the beginning and 200.8 MB in the end (delta: 56.6 MB). Free memory was 99.7 MB in the beginning and 166.7 MB in the end (delta: -67.0 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. [2019-10-15 06:56:54,171 INFO L168 Benchmark]: Boogie Preprocessor took 90.04 ms. Allocated memory is still 200.8 MB. Free memory was 166.7 MB in the beginning and 161.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-10-15 06:56:54,172 INFO L168 Benchmark]: RCFGBuilder took 1803.20 ms. Allocated memory was 200.8 MB in the beginning and 232.3 MB in the end (delta: 31.5 MB). Free memory was 161.7 MB in the beginning and 139.6 MB in the end (delta: 22.1 MB). Peak memory consumption was 82.3 MB. Max. memory is 7.1 GB. [2019-10-15 06:56:54,172 INFO L168 Benchmark]: Sifa took 37087.48 ms. Allocated memory was 232.3 MB in the beginning and 968.9 MB in the end (delta: 736.6 MB). Free memory was 139.6 MB in the beginning and 544.5 MB in the end (delta: -405.0 MB). Peak memory consumption was 331.7 MB. Max. memory is 7.1 GB. [2019-10-15 06:56:54,177 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 144.2 MB. Free memory was 119.3 MB in the beginning and 119.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 706.95 ms. Allocated memory was 144.2 MB in the beginning and 200.8 MB in the end (delta: 56.6 MB). Free memory was 99.7 MB in the beginning and 166.7 MB in the end (delta: -67.0 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.04 ms. Allocated memory is still 200.8 MB. Free memory was 166.7 MB in the beginning and 161.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1803.20 ms. Allocated memory was 200.8 MB in the beginning and 232.3 MB in the end (delta: 31.5 MB). Free memory was 161.7 MB in the beginning and 139.6 MB in the end (delta: 22.1 MB). Peak memory consumption was 82.3 MB. Max. memory is 7.1 GB. * Sifa took 37087.48 ms. Allocated memory was 232.3 MB in the beginning and 968.9 MB in the end (delta: 736.6 MB). Free memory was 139.6 MB in the beginning and 544.5 MB in the end (delta: -405.0 MB). Peak memory consumption was 331.7 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]: 37030, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 716, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 477, TOOLS_POST_TIME[ms]: 12627, TOOLS_POST_CALL_APPLICATIONS: 190, TOOLS_POST_CALL_TIME[ms]: 460, TOOLS_POST_RETURN_APPLICATIONS: 183, TOOLS_POST_RETURN_TIME[ms]: 271, TOOLS_QUANTIFIERELIM_APPLICATIONS: 849, TOOLS_QUANTIFIERELIM_TIME[ms]: 13082, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12377, FLUID_QUERY_TIME[ms]: 34, FLUID_QUERIES: 744, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 192, DOMAIN_JOIN_TIME[ms]: 21705, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 11, DOMAIN_WIDEN_TIME[ms]: 1317, DOMAIN_ISSUBSETEQ_APPLICATIONS: 28, DOMAIN_ISSUBSETEQ_TIME[ms]: 92, DOMAIN_ISBOTTOM_APPLICATIONS: 123, DOMAIN_ISBOTTOM_TIME[ms]: 296, LOOP_SUMMARIZER_APPLICATIONS: 17, LOOP_SUMMARIZER_CACHE_MISSES: 17, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 19497, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 19496, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 28, CALL_SUMMARIZER_APPLICATIONS: 183, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13278, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13276, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 47, DAG_COMPRESSION_PROCESSED_NODES: 730, DAG_COMPRESSION_RETAINED_NODES: 405 - UnprovableResult [Line: 430]: 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 2149#(and (not (= 0 ~methAndRunningLastTime~0)) (<= |#t~string33.offset| 0) (= |#t~string61.offset| 0) (<= 0 |#t~string35.offset|) (= |#t~string7.offset| 0) (<= 0 |#NULL.base|) (= |#t~string15.offset| 0) (<= 0 |#t~string63.offset|) (= |#t~string35.offset| 0) (<= ~systemActive~0 1) (= |#t~string72.offset| 0) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string39.offset| 0) (<= |#t~string73.offset| 0) (<= 0 |#t~string64.offset|) (= |#t~string9.offset| 0) (<= 0 |#t~string60.offset|) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (<= |#t~string39.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (= |#t~string13.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string39.offset|) (<= |#t~string64.offset| 0) (<= |#t~string11.offset| 0) (<= 0 |#t~string61.offset|) (<= 0 |#t~string9.offset|) (<= 0 |#t~string15.offset|) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (<= |#t~string60.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (not (= 0 ~methaneLevelCritical~0)) (<= 0 |#t~string73.offset|) (= ~cleanupTimeShifts~0 4) (= |#t~string73.offset| 0) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string33.offset| 0) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 0 |#t~string71.offset|) (<= |#t~string17.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (<= |#t~string68.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string21.offset| 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#t~string70.offset|) (<= 0 |#t~string17.offset|) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string11.offset|) (<= |#t~string70.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (<= 0 |#t~string69.offset|) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string9.offset| 0) (= ~head~0.offset 0) (<= |#t~string71.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string35.offset| 0) (= |#t~string11.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= 0 |#t~string7.offset|) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string37.offset| 0) (<= 0 |#t~string72.offset|) (= |#t~string19.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string13.offset|) (<= |#t~string62.offset| 0) (<= 0 |#t~string37.offset|) (<= 0 |#t~string31.offset|) (= |#t~string60.offset| 0) (= |#t~string37.offset| 0) (<= |#t~string72.offset| 0) (<= |#t~string19.offset| 0) (<= 0 ~methAndRunningLastTime~0) (= |#t~string17.offset| 0) (<= 0 |#t~string68.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces