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 AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 17:26:25,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 17:26:25,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 17:26:25,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 17:26:25,325 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 17:26:25,326 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 17:26:25,328 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 17:26:25,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 17:26:25,331 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 17:26:25,332 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 17:26:25,333 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 17:26:25,334 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 17:26:25,334 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 17:26:25,335 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 17:26:25,336 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 17:26:25,337 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 17:26:25,338 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 17:26:25,339 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 17:26:25,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 17:26:25,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 17:26:25,344 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 17:26:25,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 17:26:25,347 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 17:26:25,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 17:26:25,350 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 17:26:25,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 17:26:25,351 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 17:26:25,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 17:26:25,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 17:26:25,353 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 17:26:25,353 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 17:26:25,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 17:26:25,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 17:26:25,356 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 17:26:25,357 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 17:26:25,357 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 17:26:25,358 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 17:26:25,358 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 17:26:25,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 17:26:25,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 17:26:25,360 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 17:26:25,360 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 17:26:25,375 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 17:26:25,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 17:26:25,377 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 17:26:25,377 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 17:26:25,377 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 17:26:25,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 17:26:25,378 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 17:26:25,378 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 17:26:25,378 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 17:26:25,378 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 17:26:25,378 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 17:26:25,379 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 17:26:25,379 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 17:26:25,379 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 17:26:25,379 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 17:26:25,379 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 17:26:25,380 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 17:26:25,380 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 17:26:25,380 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 17:26:25,380 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 17:26:25,380 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 17:26:25,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 17:26:25,381 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 17:26:25,381 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 17:26:25,381 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 17:26:25,382 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 17:26:25,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 17:26:25,382 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 17:26:25,382 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 -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 17:26:25,425 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 17:26:25,440 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 17:26:25,445 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 17:26:25,448 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 17:26:25,448 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 17:26:25,449 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product11.cil.c [2019-09-19 17:26:25,517 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c524c30e/5d1ef119b8bc4d93804a0ff7d19b8ea9/FLAGb06871651 [2019-09-19 17:26:26,075 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 17:26:26,076 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product11.cil.c [2019-09-19 17:26:26,093 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c524c30e/5d1ef119b8bc4d93804a0ff7d19b8ea9/FLAGb06871651 [2019-09-19 17:26:26,392 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c524c30e/5d1ef119b8bc4d93804a0ff7d19b8ea9 [2019-09-19 17:26:26,400 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 17:26:26,401 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 17:26:26,402 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 17:26:26,402 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 17:26:26,405 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 17:26:26,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:26:26" (1/1) ... [2019-09-19 17:26:26,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@435ef0bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:26:26, skipping insertion in model container [2019-09-19 17:26:26,409 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:26:26" (1/1) ... [2019-09-19 17:26:26,416 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 17:26:26,479 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 17:26:26,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:26:26,883 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 17:26:26,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:26:27,004 INFO L192 MainTranslator]: Completed translation [2019-09-19 17:26:27,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:26:27 WrapperNode [2019-09-19 17:26:27,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 17:26:27,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 17:26:27,005 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 17:26:27,007 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 17:26:27,020 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:26:27" (1/1) ... [2019-09-19 17:26:27,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:26:27" (1/1) ... [2019-09-19 17:26:27,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:26:27" (1/1) ... [2019-09-19 17:26:27,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:26:27" (1/1) ... [2019-09-19 17:26:27,083 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:26:27" (1/1) ... [2019-09-19 17:26:27,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:26:27" (1/1) ... [2019-09-19 17:26:27,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:26:27" (1/1) ... [2019-09-19 17:26:27,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 17:26:27,105 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 17:26:27,105 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 17:26:27,105 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 17:26:27,106 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:26:27" (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 17:26:27,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 17:26:27,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 17:26:27,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 17:26:27,160 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 17:26:27,160 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 17:26:27,160 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 17:26:27,160 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 17:26:27,161 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 17:26:27,161 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 17:26:27,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 17:26:27,161 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 17:26:27,161 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 17:26:27,161 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 17:26:27,162 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 17:26:27,162 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 17:26:27,162 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 17:26:27,162 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 17:26:27,162 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 17:26:27,162 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 17:26:27,163 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 17:26:27,163 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 17:26:27,163 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-19 17:26:27,163 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 17:26:27,163 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 17:26:27,164 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 17:26:27,164 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 17:26:27,164 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 17:26:27,164 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 17:26:27,164 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 17:26:27,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 17:26:27,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 17:26:27,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 17:26:27,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 17:26:27,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 17:26:27,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 17:26:27,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-19 17:26:27,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-19 17:26:27,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-19 17:26:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 17:26:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 17:26:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 17:26:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 17:26:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 17:26:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 17:26:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 17:26:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 17:26:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 17:26:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 17:26:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 17:26:27,168 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 17:26:27,168 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 17:26:27,168 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 17:26:27,168 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 17:26:27,168 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 17:26:27,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-19 17:26:27,169 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 17:26:27,169 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 17:26:27,169 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 17:26:27,169 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 17:26:27,169 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 17:26:27,169 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 17:26:27,170 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 17:26:27,170 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 17:26:27,170 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 17:26:27,170 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 17:26:27,170 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 17:26:27,170 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-19 17:26:27,170 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-19 17:26:27,171 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 17:26:27,171 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-19 17:26:27,171 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 17:26:27,171 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 17:26:27,171 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 17:26:27,171 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 17:26:27,172 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 17:26:27,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 17:26:27,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 17:26:27,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 17:26:27,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 17:26:27,172 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 17:26:27,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 17:26:27,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 17:26:27,173 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 17:26:27,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 17:26:27,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 17:26:27,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 17:26:27,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 17:26:27,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 17:26:27,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 17:26:27,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 17:26:28,647 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 17:26:28,648 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 17:26:28,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:26:28 BoogieIcfgContainer [2019-09-19 17:26:28,649 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 17:26:28,651 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 17:26:28,651 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 17:26:28,651 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 17:26:28,652 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:26:28" (1/1) ... [2019-09-19 17:26:28,653 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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=AlwaysFluid [2019-09-19 17:26:28,682 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 17:26:28,686 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 17:26:28,697 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 17:26:28,708 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 17:26:28,710 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 17:26:47,751 WARN L191 SmtUtils]: Spent 11.27 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 17:26:49,441 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 17:26:53,100 WARN L191 SmtUtils]: Spent 3.65 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 17:26:54,789 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 17:26:56,497 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 17:26:56,515 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 16 for LOIs [2019-09-19 17:26:56,553 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 16 for LOIs [2019-09-19 17:26:56,561 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 18 for LOIs [2019-09-19 17:26:57,352 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-19 17:26:57,406 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-19 17:26:57,427 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-19 17:26:57,437 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 3 for LOIs [2019-09-19 17:26:57,441 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 17:26:57,441 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 17:26:57,443 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 721#(= ~switchedOnBeforeTS~0 0) [2019-09-19 17:26:57,455 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 17:26:57,455 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 17:26:57,457 INFO L168 Benchmark]: Toolchain (without parser) took 31055.95 ms. Allocated memory was 132.6 MB in the beginning and 437.8 MB in the end (delta: 305.1 MB). Free memory was 87.0 MB in the beginning and 152.9 MB in the end (delta: -65.9 MB). Peak memory consumption was 239.2 MB. Max. memory is 7.1 GB. [2019-09-19 17:26:57,458 INFO L168 Benchmark]: CDTParser took 0.22 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 17:26:57,459 INFO L168 Benchmark]: CACSL2BoogieTranslator took 602.90 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 86.8 MB in the beginning and 164.0 MB in the end (delta: -77.2 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2019-09-19 17:26:57,460 INFO L168 Benchmark]: Boogie Preprocessor took 99.57 ms. Allocated memory is still 199.2 MB. Free memory was 164.0 MB in the beginning and 160.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-19 17:26:57,461 INFO L168 Benchmark]: RCFGBuilder took 1544.25 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 160.3 MB in the beginning and 150.3 MB in the end (delta: 10.0 MB). Peak memory consumption was 90.7 MB. Max. memory is 7.1 GB. [2019-09-19 17:26:57,462 INFO L168 Benchmark]: Sifa took 28804.61 ms. Allocated memory was 223.3 MB in the beginning and 437.8 MB in the end (delta: 214.4 MB). Free memory was 150.3 MB in the beginning and 152.9 MB in the end (delta: -2.6 MB). Peak memory consumption was 211.8 MB. Max. memory is 7.1 GB. [2019-09-19 17:26:57,466 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 602.90 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 86.8 MB in the beginning and 164.0 MB in the end (delta: -77.2 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.57 ms. Allocated memory is still 199.2 MB. Free memory was 164.0 MB in the beginning and 160.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1544.25 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 160.3 MB in the beginning and 150.3 MB in the end (delta: 10.0 MB). Peak memory consumption was 90.7 MB. Max. memory is 7.1 GB. * Sifa took 28804.61 ms. Allocated memory was 223.3 MB in the beginning and 437.8 MB in the end (delta: 214.4 MB). Free memory was 150.3 MB in the beginning and 152.9 MB in the end (delta: -2.6 MB). Peak memory consumption was 211.8 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]: 28761, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 231, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 159, TOOLS_POST_TIME[ms]: 24348, TOOLS_POST_CALL_APPLICATIONS: 60, TOOLS_POST_CALL_TIME[ms]: 44, TOOLS_POST_RETURN_APPLICATIONS: 51, TOOLS_POST_RETURN_TIME[ms]: 21, TOOLS_QUANTIFIERELIM_APPLICATIONS: 270, TOOLS_QUANTIFIERELIM_TIME[ms]: 24367, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 24314, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 236, FLUID_YES_ANSWERS: 236, DOMAIN_JOIN_APPLICATIONS: 87, DOMAIN_JOIN_TIME[ms]: 3930, DOMAIN_ALPHA_APPLICATIONS: 236, DOMAIN_ALPHA_TIME[ms]: 231, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 1, DOMAIN_ISBOTTOM_APPLICATIONS: 54, DOMAIN_ISBOTTOM_TIME[ms]: 49, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 538, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 537, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 51, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 27874, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 27873, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 40, DAG_COMPRESSION_PROCESSED_NODES: 452, DAG_COMPRESSION_RETAINED_NODES: 222 - UnprovableResult [Line: 130]: 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 721#(= ~switchedOnBeforeTS~0 0). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...