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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 17:49:14,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 17:49:14,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 17:49:14,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 17:49:14,346 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 17:49:14,347 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 17:49:14,348 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 17:49:14,350 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 17:49:14,352 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 17:49:14,353 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 17:49:14,354 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 17:49:14,355 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 17:49:14,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 17:49:14,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 17:49:14,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 17:49:14,358 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 17:49:14,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 17:49:14,360 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 17:49:14,361 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 17:49:14,363 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 17:49:14,365 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 17:49:14,366 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 17:49:14,367 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 17:49:14,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 17:49:14,370 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 17:49:14,370 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 17:49:14,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 17:49:14,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 17:49:14,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 17:49:14,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 17:49:14,372 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 17:49:14,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 17:49:14,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 17:49:14,375 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 17:49:14,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 17:49:14,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 17:49:14,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 17:49:14,377 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 17:49:14,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 17:49:14,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 17:49:14,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 17:49:14,379 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 [2019-09-17 17:49:14,393 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 17:49:14,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 17:49:14,395 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 17:49:14,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 17:49:14,395 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 17:49:14,396 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 17:49:14,396 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 17:49:14,396 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 17:49:14,396 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 17:49:14,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 17:49:14,397 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 17:49:14,397 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 17:49:14,397 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 17:49:14,397 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 17:49:14,397 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 17:49:14,397 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 17:49:14,398 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 17:49:14,398 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 17:49:14,398 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 17:49:14,398 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 17:49:14,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 17:49:14,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 17:49:14,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 17:49:14,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 17:49:14,399 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 17:49:14,399 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 17:49:14,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 17:49:14,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 17:49:14,400 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 17:49:14,430 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 17:49:14,442 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 17:49:14,445 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 17:49:14,446 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 17:49:14,447 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 17:49:14,447 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product07.cil.c [2019-09-17 17:49:14,505 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a808e8369/fa0e10aa4ed64441a1a8461d91f37d74/FLAG13b62bc9a [2019-09-17 17:49:15,052 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 17:49:15,052 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product07.cil.c [2019-09-17 17:49:15,069 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a808e8369/fa0e10aa4ed64441a1a8461d91f37d74/FLAG13b62bc9a [2019-09-17 17:49:15,334 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a808e8369/fa0e10aa4ed64441a1a8461d91f37d74 [2019-09-17 17:49:15,348 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 17:49:15,349 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 17:49:15,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 17:49:15,350 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 17:49:15,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 17:49:15,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:49:15" (1/1) ... [2019-09-17 17:49:15,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30a34633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:49:15, skipping insertion in model container [2019-09-17 17:49:15,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:49:15" (1/1) ... [2019-09-17 17:49:15,364 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 17:49:15,413 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 17:49:15,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 17:49:15,893 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 17:49:15,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 17:49:16,017 INFO L192 MainTranslator]: Completed translation [2019-09-17 17:49:16,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:49:16 WrapperNode [2019-09-17 17:49:16,018 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 17:49:16,019 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 17:49:16,019 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 17:49:16,019 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 17:49:16,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:49:16" (1/1) ... [2019-09-17 17:49:16,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:49:16" (1/1) ... [2019-09-17 17:49:16,047 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:49:16" (1/1) ... [2019-09-17 17:49:16,048 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:49:16" (1/1) ... [2019-09-17 17:49:16,082 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:49:16" (1/1) ... [2019-09-17 17:49:16,091 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:49:16" (1/1) ... [2019-09-17 17:49:16,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:49:16" (1/1) ... [2019-09-17 17:49:16,117 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 17:49:16,118 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 17:49:16,118 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 17:49:16,118 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 17:49:16,124 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:49:16" (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 [2019-09-17 17:49:16,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 17:49:16,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 17:49:16,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 17:49:16,204 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 17:49:16,205 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 17:49:16,205 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 17:49:16,206 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 17:49:16,206 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 17:49:16,206 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 17:49:16,206 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 17:49:16,206 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 17:49:16,208 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 17:49:16,208 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 17:49:16,208 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 17:49:16,208 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 17:49:16,208 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 17:49:16,211 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 17:49:16,211 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 17:49:16,211 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 17:49:16,211 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 17:49:16,211 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 17:49:16,212 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 17:49:16,212 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 17:49:16,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 17:49:16,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 17:49:16,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 17:49:16,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 17:49:16,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 17:49:16,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 17:49:16,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 17:49:16,214 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 17:49:16,214 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 17:49:16,214 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 17:49:16,214 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 17:49:16,215 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 17:49:16,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-17 17:49:16,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-17 17:49:16,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 17:49:16,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 17:49:16,216 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 17:49:16,216 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 17:49:16,216 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 17:49:16,216 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 17:49:16,216 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 17:49:16,216 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 17:49:16,217 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 17:49:16,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 17:49:16,217 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 17:49:16,217 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 17:49:16,217 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 17:49:16,217 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 17:49:16,218 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 17:49:16,218 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 17:49:16,218 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-17 17:49:16,218 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 17:49:16,218 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 17:49:16,218 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 17:49:16,219 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 17:49:16,219 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 17:49:16,219 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 17:49:16,220 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 17:49:16,220 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 17:49:16,220 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 17:49:16,220 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 17:49:16,220 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 17:49:16,220 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 17:49:16,221 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 17:49:16,221 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 17:49:16,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 17:49:16,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 17:49:16,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 17:49:16,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 17:49:16,222 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 17:49:16,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 17:49:16,223 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 17:49:16,224 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 17:49:16,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 17:49:16,225 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 17:49:16,225 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 17:49:16,225 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 17:49:16,225 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 17:49:16,226 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 17:49:16,227 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-17 17:49:16,227 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 17:49:16,227 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 17:49:16,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 17:49:16,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 17:49:16,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 17:49:17,823 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 17:49:17,824 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 17:49:17,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:49:17 BoogieIcfgContainer [2019-09-17 17:49:17,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 17:49:17,826 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 17:49:17,826 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 17:49:17,826 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 17:49:17,827 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:49:17" (1/1) ... [2019-09-17 17:49:17,828 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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 [2019-09-17 17:49:17,861 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 17:49:17,861 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 17:49:17,872 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 17:49:17,882 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 17:49:17,884 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 17:49:42,720 WARN L191 SmtUtils]: Spent 14.30 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 17:49:44,298 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 17:49:48,125 WARN L191 SmtUtils]: Spent 3.82 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-17 17:49:49,886 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-17 17:49:51,660 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-17 17:49:51,944 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 17:49:56,647 WARN L191 SmtUtils]: Spent 4.70 s on a formula simplification. DAG size of input: 494 DAG size of output: 440 [2019-09-17 17:49:56,664 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 450 for LOIs [2019-09-17 17:49:56,758 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 450 for LOIs [2019-09-17 17:49:56,786 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 449 for LOIs [2019-09-17 17:50:09,418 WARN L191 SmtUtils]: Spent 12.50 s on a formula simplification. DAG size of input: 462 DAG size of output: 461 [2019-09-17 17:50:15,549 WARN L191 SmtUtils]: Spent 6.13 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-17 17:50:16,569 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 17:50:29,473 WARN L191 SmtUtils]: Spent 12.90 s on a formula simplification. DAG size of input: 512 DAG size of output: 465 [2019-09-17 17:50:58,413 WARN L191 SmtUtils]: Spent 28.83 s on a formula simplification. DAG size of input: 483 DAG size of output: 480 [2019-09-17 17:51:08,101 WARN L191 SmtUtils]: Spent 9.69 s on a formula simplification that was a NOOP. DAG size: 480 [2019-09-17 17:51:08,470 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 17:51:28,968 WARN L191 SmtUtils]: Spent 20.50 s on a formula simplification. DAG size of input: 524 DAG size of output: 480 [2019-09-17 17:52:01,285 WARN L191 SmtUtils]: Spent 32.17 s on a formula simplification. DAG size of input: 504 DAG size of output: 501 [2019-09-17 17:52:17,310 WARN L191 SmtUtils]: Spent 16.02 s on a formula simplification that was a NOOP. DAG size: 501 [2019-09-17 17:52:17,728 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 17:52:50,815 WARN L191 SmtUtils]: Spent 33.09 s on a formula simplification. DAG size of input: 547 DAG size of output: 502 [2019-09-17 17:53:07,158 WARN L191 SmtUtils]: Spent 16.34 s on a formula simplification that was a NOOP. DAG size: 508 [2019-09-17 17:53:23,415 WARN L191 SmtUtils]: Spent 16.26 s on a formula simplification that was a NOOP. DAG size: 508 [2019-09-17 17:53:23,819 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 17:53:58,222 WARN L191 SmtUtils]: Spent 34.40 s on a formula simplification. DAG size of input: 552 DAG size of output: 508 [2019-09-17 17:54:18,071 WARN L191 SmtUtils]: Spent 18.75 s on a formula simplification. DAG size of input: 498 DAG size of output: 492 [2019-09-17 17:54:27,506 WARN L191 SmtUtils]: Spent 9.43 s on a formula simplification that was a NOOP. DAG size: 492 [2019-09-17 17:54:27,898 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 17:54:48,332 WARN L191 SmtUtils]: Spent 20.43 s on a formula simplification. DAG size of input: 531 DAG size of output: 497 [2019-09-17 17:55:08,544 WARN L191 SmtUtils]: Spent 20.19 s on a formula simplification. DAG size of input: 512 DAG size of output: 511 [2019-09-17 17:55:18,625 WARN L191 SmtUtils]: Spent 10.08 s on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 17:55:41,745 WARN L191 SmtUtils]: Spent 23.10 s on a formula simplification. DAG size of input: 539 DAG size of output: 517 [2019-09-17 17:56:03,559 WARN L191 SmtUtils]: Spent 21.77 s on a formula simplification. DAG size of input: 530 DAG size of output: 530 [2019-09-17 17:56:14,400 WARN L191 SmtUtils]: Spent 10.84 s on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 17:56:14,774 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-17 17:56:36,612 WARN L191 SmtUtils]: Spent 21.84 s on a formula simplification. DAG size of input: 533 DAG size of output: 530 [2019-09-17 17:57:02,351 WARN L191 SmtUtils]: Spent 25.65 s on a formula simplification. DAG size of input: 549 DAG size of output: 535 [2019-09-17 17:57:14,801 WARN L191 SmtUtils]: Spent 12.45 s on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 17:57:15,258 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 17:58:07,907 WARN L191 SmtUtils]: Spent 52.65 s on a formula simplification. DAG size of input: 538 DAG size of output: 528 [2019-09-17 17:58:22,649 WARN L191 SmtUtils]: Spent 14.61 s on a formula simplification. DAG size of input: 526 DAG size of output: 503 [2019-09-17 17:58:29,597 WARN L191 SmtUtils]: Spent 6.95 s on a formula simplification that was a NOOP. DAG size: 503 [2019-09-17 17:58:29,981 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 17:58:44,143 WARN L191 SmtUtils]: Spent 14.16 s on a formula simplification. DAG size of input: 508 DAG size of output: 503 [2019-09-17 17:59:03,482 WARN L191 SmtUtils]: Spent 19.34 s on a formula simplification. DAG size of input: 527 DAG size of output: 514 [2019-09-17 17:59:03,876 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 17:59:04,236 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 17:59:05,408 WARN L191 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 140 [2019-09-17 17:59:05,788 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 17:59:06,154 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 17:59:06,537 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 17:59:16,102 WARN L191 SmtUtils]: Spent 9.55 s on a formula simplification. DAG size of input: 521 DAG size of output: 499 [2019-09-17 17:59:19,827 WARN L191 SmtUtils]: Spent 3.72 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-17 17:59:27,276 WARN L191 SmtUtils]: Spent 7.43 s on a formula simplification. DAG size of input: 500 DAG size of output: 500 [2019-09-17 17:59:38,923 WARN L191 SmtUtils]: Spent 11.62 s on a formula simplification. DAG size of input: 507 DAG size of output: 507 [2019-09-17 17:59:44,569 WARN L191 SmtUtils]: Spent 5.64 s on a formula simplification that was a NOOP. DAG size: 507 [2019-09-17 17:59:44,897 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-17 17:59:56,462 WARN L191 SmtUtils]: Spent 11.56 s on a formula simplification. DAG size of input: 508 DAG size of output: 504 [2019-09-17 18:00:20,020 WARN L191 SmtUtils]: Spent 23.52 s on a formula simplification. DAG size of input: 515 DAG size of output: 512 [2019-09-17 18:00:27,876 WARN L191 SmtUtils]: Spent 7.85 s on a formula simplification that was a NOOP. DAG size: 512 [2019-09-17 18:00:28,227 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 18:00:46,061 WARN L191 SmtUtils]: Spent 17.83 s on a formula simplification. DAG size of input: 513 DAG size of output: 511 [2019-09-17 18:00:50,248 WARN L191 SmtUtils]: Spent 4.13 s on a formula simplification. DAG size of input: 516 DAG size of output: 151 [2019-09-17 18:00:51,225 WARN L191 SmtUtils]: Spent 976.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-17 18:00:51,591 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 18:00:53,299 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 154 DAG size of output: 153 [2019-09-17 18:00:57,500 WARN L191 SmtUtils]: Spent 4.20 s on a formula simplification. DAG size of input: 523 DAG size of output: 160 [2019-09-17 18:00:58,565 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 160 [2019-09-17 18:00:58,933 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:01:01,061 WARN L191 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 161 DAG size of output: 160 [2019-09-17 18:01:02,158 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 164 DAG size of output: 155 [2019-09-17 18:01:02,686 WARN L191 SmtUtils]: Spent 526.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-09-17 18:01:03,042 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:01:04,180 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 155 DAG size of output: 151 [2019-09-17 18:01:15,552 WARN L191 SmtUtils]: Spent 11.28 s on a formula simplification. DAG size of input: 507 DAG size of output: 507 [2019-09-17 18:01:21,152 WARN L191 SmtUtils]: Spent 5.60 s on a formula simplification that was a NOOP. DAG size: 507 [2019-09-17 18:01:21,495 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-17 18:01:33,092 WARN L191 SmtUtils]: Spent 11.60 s on a formula simplification. DAG size of input: 508 DAG size of output: 504 [2019-09-17 18:01:44,378 WARN L191 SmtUtils]: Spent 11.28 s on a formula simplification. DAG size of input: 507 DAG size of output: 507 [2019-09-17 18:01:50,052 WARN L191 SmtUtils]: Spent 5.67 s on a formula simplification that was a NOOP. DAG size: 507 [2019-09-17 18:01:50,375 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-17 18:02:01,951 WARN L191 SmtUtils]: Spent 11.57 s on a formula simplification. DAG size of input: 508 DAG size of output: 504 [2019-09-17 18:02:13,199 WARN L191 SmtUtils]: Spent 11.25 s on a formula simplification. DAG size of input: 507 DAG size of output: 507 [2019-09-17 18:02:18,895 WARN L191 SmtUtils]: Spent 5.69 s on a formula simplification that was a NOOP. DAG size: 507 [2019-09-17 18:02:19,222 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-17 18:02:30,849 WARN L191 SmtUtils]: Spent 11.63 s on a formula simplification. DAG size of input: 508 DAG size of output: 504