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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product59.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 23:01:34,581 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 23:01:34,584 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 23:01:34,598 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 23:01:34,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 23:01:34,600 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 23:01:34,601 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 23:01:34,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 23:01:34,617 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 23:01:34,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 23:01:34,619 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 23:01:34,622 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 23:01:34,622 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 23:01:34,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 23:01:34,626 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 23:01:34,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 23:01:34,628 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 23:01:34,631 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 23:01:34,633 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 23:01:34,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 23:01:34,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 23:01:34,644 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 23:01:34,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 23:01:34,648 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 23:01:34,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 23:01:34,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 23:01:34,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 23:01:34,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 23:01:34,655 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 23:01:34,657 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 23:01:34,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 23:01:34,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 23:01:34,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 23:01:34,660 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 23:01:34,662 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 23:01:34,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 23:01:34,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 23:01:34,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 23:01:34,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 23:01:34,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 23:01:34,665 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 23:01:34,667 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-18 23:01:34,688 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 23:01:34,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 23:01:34,691 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 23:01:34,691 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 23:01:34,691 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 23:01:34,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 23:01:34,692 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 23:01:34,692 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 23:01:34,692 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 23:01:34,693 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 23:01:34,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 23:01:34,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 23:01:34,694 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 23:01:34,695 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 23:01:34,695 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 23:01:34,695 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 23:01:34,695 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 23:01:34,695 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 23:01:34,696 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 23:01:34,696 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 23:01:34,696 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 23:01:34,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 23:01:34,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 23:01:34,697 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 23:01:34,697 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 23:01:34,697 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 23:01:34,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 23:01:34,698 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 23:01:34,698 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 -> ReUseSupersetCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 23:01:34,754 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 23:01:34,773 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 23:01:34,776 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 23:01:34,777 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 23:01:34,778 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 23:01:34,779 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product59.cil.c [2019-09-18 23:01:34,850 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23dde9574/d2e9482a23384b40ae8dafcce11567c9/FLAG49165b862 [2019-09-18 23:01:35,371 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 23:01:35,372 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product59.cil.c [2019-09-18 23:01:35,386 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23dde9574/d2e9482a23384b40ae8dafcce11567c9/FLAG49165b862 [2019-09-18 23:01:35,675 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23dde9574/d2e9482a23384b40ae8dafcce11567c9 [2019-09-18 23:01:35,687 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 23:01:35,688 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 23:01:35,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 23:01:35,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 23:01:35,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 23:01:35,692 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:01:35" (1/1) ... [2019-09-18 23:01:35,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68236ef8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:01:35, skipping insertion in model container [2019-09-18 23:01:35,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:01:35" (1/1) ... [2019-09-18 23:01:35,702 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 23:01:35,761 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 23:01:36,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:01:36,210 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 23:01:36,329 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:01:36,372 INFO L192 MainTranslator]: Completed translation [2019-09-18 23:01:36,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:01:36 WrapperNode [2019-09-18 23:01:36,372 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 23:01:36,373 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 23:01:36,373 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 23:01:36,373 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 23:01:36,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:01:36" (1/1) ... [2019-09-18 23:01:36,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:01:36" (1/1) ... [2019-09-18 23:01:36,406 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:01:36" (1/1) ... [2019-09-18 23:01:36,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:01:36" (1/1) ... [2019-09-18 23:01:36,435 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:01:36" (1/1) ... [2019-09-18 23:01:36,445 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:01:36" (1/1) ... [2019-09-18 23:01:36,450 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:01:36" (1/1) ... [2019-09-18 23:01:36,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 23:01:36,458 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 23:01:36,459 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 23:01:36,459 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 23:01:36,460 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:01:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 23:01:36,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 23:01:36,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 23:01:36,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 23:01:36,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 23:01:36,513 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 23:01:36,513 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 23:01:36,514 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 23:01:36,514 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 23:01:36,514 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 23:01:36,514 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 23:01:36,514 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 23:01:36,515 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 23:01:36,515 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 23:01:36,515 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 23:01:36,516 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 23:01:36,516 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 23:01:36,518 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 23:01:36,518 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 23:01:36,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-18 23:01:36,519 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-18 23:01:36,519 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 23:01:36,519 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 23:01:36,519 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 23:01:36,520 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 23:01:36,520 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 23:01:36,521 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 23:01:36,521 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 23:01:36,522 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 23:01:36,522 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 23:01:36,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 23:01:36,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 23:01:36,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 23:01:36,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 23:01:36,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 23:01:36,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 23:01:36,523 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 23:01:36,523 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 23:01:36,523 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 23:01:36,523 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 23:01:36,523 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 23:01:36,524 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 23:01:36,524 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 23:01:36,524 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 23:01:36,524 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 23:01:36,524 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 23:01:36,524 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 23:01:36,524 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 23:01:36,525 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 23:01:36,525 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 23:01:36,525 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 23:01:36,525 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 23:01:36,525 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 23:01:36,525 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 23:01:36,526 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 23:01:36,526 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 23:01:36,526 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 23:01:36,526 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 23:01:36,526 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 23:01:36,526 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-18 23:01:36,527 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 23:01:36,527 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 23:01:36,528 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 23:01:36,528 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 23:01:36,528 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 23:01:36,528 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 23:01:36,528 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 23:01:36,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 23:01:36,529 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 23:01:36,529 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 23:01:36,529 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 23:01:36,529 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 23:01:36,529 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-18 23:01:36,529 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 23:01:36,530 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 23:01:36,530 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 23:01:36,530 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 23:01:36,531 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 23:01:36,531 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 23:01:36,531 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 23:01:36,531 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 23:01:36,532 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 23:01:36,532 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 23:01:36,533 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 23:01:36,533 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 23:01:36,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 23:01:36,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 23:01:36,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 23:01:36,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 23:01:36,534 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 23:01:36,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 23:01:36,535 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 23:01:36,535 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 23:01:36,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 23:01:36,535 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 23:01:36,535 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 23:01:36,535 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 23:01:36,535 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 23:01:36,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 23:01:36,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 23:01:36,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 23:01:38,108 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 23:01:38,109 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 23:01:38,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:01:38 BoogieIcfgContainer [2019-09-18 23:01:38,112 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 23:01:38,112 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 23:01:38,113 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 23:01:38,113 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 23:01:38,114 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:01:38" (1/1) ... [2019-09-18 23:01:38,115 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 23:01:38,167 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 23:01:38,168 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 23:01:38,183 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 23:01:38,203 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 23:01:38,205 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 23:01:49,834 WARN L191 SmtUtils]: Spent 11.50 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-18 23:02:00,209 WARN L191 SmtUtils]: Spent 10.37 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-18 23:02:20,822 WARN L191 SmtUtils]: Spent 13.49 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 23:02:22,632 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 23:02:26,484 WARN L191 SmtUtils]: Spent 3.85 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-18 23:02:26,492 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 23:02:28,209 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:02:29,920 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:02:31,625 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:02:33,294 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:02:35,057 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-18 23:02:36,727 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-18 23:02:38,486 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:02:40,142 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:02:40,150 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 23:02:41,854 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:02:43,537 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:02:43,546 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 23:02:47,062 WARN L191 SmtUtils]: Spent 3.41 s on a formula simplification. DAG size of input: 433 DAG size of output: 427 [2019-09-18 23:02:48,723 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 427 [2019-09-18 23:02:59,965 WARN L191 SmtUtils]: Spent 11.20 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-18 23:03:05,453 WARN L191 SmtUtils]: Spent 5.49 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 23:03:16,641 WARN L191 SmtUtils]: Spent 11.19 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-18 23:03:22,166 WARN L191 SmtUtils]: Spent 5.52 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 23:03:33,378 WARN L191 SmtUtils]: Spent 11.21 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-18 23:03:38,896 WARN L191 SmtUtils]: Spent 5.52 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 23:03:50,113 WARN L191 SmtUtils]: Spent 11.21 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-18 23:03:55,613 WARN L191 SmtUtils]: Spent 5.50 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 23:04:06,154 WARN L191 SmtUtils]: Spent 10.50 s on a formula simplification. DAG size of input: 435 DAG size of output: 430 [2019-09-18 23:04:11,401 WARN L191 SmtUtils]: Spent 5.25 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-18 23:04:31,361 WARN L191 SmtUtils]: Spent 19.94 s on a formula simplification. DAG size of input: 473 DAG size of output: 468 [2019-09-18 23:04:40,160 WARN L191 SmtUtils]: Spent 8.80 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-18 23:04:42,257 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 436 DAG size of output: 1 [2019-09-18 23:04:59,152 WARN L191 SmtUtils]: Spent 16.89 s on a formula simplification. DAG size of input: 438 DAG size of output: 437 [2019-09-18 23:05:07,551 WARN L191 SmtUtils]: Spent 8.40 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-18 23:05:15,967 WARN L191 SmtUtils]: Spent 8.41 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-18 23:05:24,378 WARN L191 SmtUtils]: Spent 8.41 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-18 23:05:42,088 WARN L191 SmtUtils]: Spent 17.60 s on a formula simplification. DAG size of input: 447 DAG size of output: 440 [2019-09-18 23:05:50,250 WARN L191 SmtUtils]: Spent 8.16 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-18 23:05:58,218 WARN L191 SmtUtils]: Spent 7.94 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-18 23:06:06,139 WARN L191 SmtUtils]: Spent 7.92 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-18 23:06:16,342 WARN L191 SmtUtils]: Spent 10.15 s on a formula simplification. DAG size of input: 443 DAG size of output: 433 [2019-09-18 23:06:21,686 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-18 23:06:44,143 WARN L191 SmtUtils]: Spent 22.39 s on a formula simplification. DAG size of input: 452 DAG size of output: 437 [2019-09-18 23:06:49,466 WARN L191 SmtUtils]: Spent 5.32 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-18 23:06:54,836 WARN L191 SmtUtils]: Spent 5.37 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-18 23:07:00,170 WARN L191 SmtUtils]: Spent 5.33 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-18 23:07:11,024 WARN L191 SmtUtils]: Spent 10.84 s on a formula simplification. DAG size of input: 447 DAG size of output: 438 [2019-09-18 23:07:16,287 WARN L191 SmtUtils]: Spent 5.26 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-18 23:07:33,770 WARN L191 SmtUtils]: Spent 17.18 s on a formula simplification. DAG size of input: 445 DAG size of output: 443 [2019-09-18 23:07:42,363 WARN L191 SmtUtils]: Spent 8.59 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-18 23:08:00,316 WARN L191 SmtUtils]: Spent 17.94 s on a formula simplification. DAG size of input: 459 DAG size of output: 452 [2019-09-18 23:08:09,008 WARN L191 SmtUtils]: Spent 8.69 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 23:08:25,035 WARN L191 SmtUtils]: Spent 15.95 s on a formula simplification. DAG size of input: 441 DAG size of output: 433 [2019-09-18 23:08:30,312 WARN L191 SmtUtils]: Spent 5.28 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-18 23:08:52,580 WARN L191 SmtUtils]: Spent 22.25 s on a formula simplification. DAG size of input: 448 DAG size of output: 433 [2019-09-18 23:08:57,822 WARN L191 SmtUtils]: Spent 5.24 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-18 23:09:03,300 WARN L191 SmtUtils]: Spent 5.44 s on a formula simplification. DAG size of input: 447 DAG size of output: 427 [2019-09-18 23:09:04,973 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 427 [2019-09-18 23:09:33,465 WARN L191 SmtUtils]: Spent 28.48 s on a formula simplification. DAG size of input: 455 DAG size of output: 435 [2019-09-18 23:09:38,679 WARN L191 SmtUtils]: Spent 5.21 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-18 23:09:43,848 WARN L191 SmtUtils]: Spent 5.17 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-18 23:09:49,085 WARN L191 SmtUtils]: Spent 5.24 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-18 23:09:59,602 WARN L191 SmtUtils]: Spent 10.50 s on a formula simplification. DAG size of input: 436 DAG size of output: 429 [2019-09-18 23:10:04,827 WARN L191 SmtUtils]: Spent 5.22 s on a formula simplification that was a NOOP. DAG size: 429 [2019-09-18 23:10:36,198 WARN L191 SmtUtils]: Spent 31.37 s on a formula simplification. DAG size of input: 460 DAG size of output: 442 [2019-09-18 23:10:43,028 WARN L191 SmtUtils]: Spent 6.83 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 23:10:48,271 WARN L191 SmtUtils]: Spent 5.24 s on a formula simplification that was a NOOP. DAG size: 429 [2019-09-18 23:10:55,121 WARN L191 SmtUtils]: Spent 6.85 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 23:11:01,983 WARN L191 SmtUtils]: Spent 6.86 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 23:11:08,883 WARN L191 SmtUtils]: Spent 6.90 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 23:11:15,772 WARN L191 SmtUtils]: Spent 6.89 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 23:11:29,750 WARN L191 SmtUtils]: Spent 13.97 s on a formula simplification. DAG size of input: 446 DAG size of output: 438 [2019-09-18 23:11:36,651 WARN L191 SmtUtils]: Spent 6.90 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-18 23:11:57,203 WARN L191 SmtUtils]: Spent 20.54 s on a formula simplification. DAG size of input: 457 DAG size of output: 442 [2019-09-18 23:12:04,157 WARN L191 SmtUtils]: Spent 6.95 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 23:12:11,200 WARN L191 SmtUtils]: Spent 6.97 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-18 23:12:18,217 WARN L191 SmtUtils]: Spent 7.02 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-18 23:12:29,045 WARN L191 SmtUtils]: Spent 10.74 s on a formula simplification. DAG size of input: 446 DAG size of output: 434 [2019-09-18 23:12:34,320 WARN L191 SmtUtils]: Spent 5.27 s on a formula simplification that was a NOOP. DAG size: 434 [2019-09-18 23:12:48,570 WARN L191 SmtUtils]: Spent 14.19 s on a formula simplification. DAG size of input: 458 DAG size of output: 445 [2019-09-18 23:12:55,651 WARN L191 SmtUtils]: Spent 7.08 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-18 23:13:02,688 WARN L191 SmtUtils]: Spent 7.04 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-18 23:13:09,777 WARN L191 SmtUtils]: Spent 7.09 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-18 23:13:23,777 WARN L191 SmtUtils]: Spent 13.99 s on a formula simplification. DAG size of input: 445 DAG size of output: 442 [2019-09-18 23:13:30,756 WARN L191 SmtUtils]: Spent 6.98 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 23:14:10,267 WARN L191 SmtUtils]: Spent 39.43 s on a formula simplification. DAG size of input: 517 DAG size of output: 494 [2019-09-18 23:14:20,145 WARN L191 SmtUtils]: Spent 9.87 s on a formula simplification that was a NOOP. DAG size: 494