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_spec4_product57.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 23:48:47,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 23:48:47,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 23:48:47,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 23:48:47,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 23:48:47,550 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 23:48:47,551 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 23:48:47,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 23:48:47,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 23:48:47,555 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 23:48:47,556 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 23:48:47,558 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 23:48:47,558 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 23:48:47,559 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 23:48:47,560 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 23:48:47,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 23:48:47,562 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 23:48:47,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 23:48:47,564 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 23:48:47,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 23:48:47,568 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 23:48:47,569 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 23:48:47,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 23:48:47,571 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 23:48:47,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 23:48:47,573 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 23:48:47,574 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 23:48:47,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 23:48:47,580 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 23:48:47,581 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 23:48:47,581 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 23:48:47,582 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 23:48:47,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 23:48:47,585 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 23:48:47,586 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 23:48:47,587 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 23:48:47,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 23:48:47,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 23:48:47,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 23:48:47,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 23:48:47,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 23:48:47,595 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 23:48:47,619 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 23:48:47,619 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 23:48:47,621 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 23:48:47,621 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 23:48:47,621 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 23:48:47,622 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 23:48:47,622 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 23:48:47,622 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 23:48:47,622 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 23:48:47,622 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 23:48:47,623 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 23:48:47,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 23:48:47,624 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 23:48:47,624 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 23:48:47,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 23:48:47,625 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 23:48:47,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 23:48:47,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 23:48:47,625 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 23:48:47,625 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 23:48:47,626 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 23:48:47,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 23:48:47,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 23:48:47,626 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 23:48:47,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 23:48:47,627 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 23:48:47,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 23:48:47,627 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 23:48:47,627 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 23:48:47,682 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 23:48:47,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 23:48:47,700 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 23:48:47,702 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 23:48:47,702 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 23:48:47,703 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product57.cil.c [2019-09-18 23:48:47,770 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e66992ba3/4f2588c418de445ab78739ae44ae1115/FLAG433c3970d [2019-09-18 23:48:48,358 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 23:48:48,359 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product57.cil.c [2019-09-18 23:48:48,374 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e66992ba3/4f2588c418de445ab78739ae44ae1115/FLAG433c3970d [2019-09-18 23:48:48,648 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e66992ba3/4f2588c418de445ab78739ae44ae1115 [2019-09-18 23:48:48,659 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 23:48:48,660 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 23:48:48,662 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 23:48:48,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 23:48:48,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 23:48:48,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:48:48" (1/1) ... [2019-09-18 23:48:48,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a6da0b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:48:48, skipping insertion in model container [2019-09-18 23:48:48,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:48:48" (1/1) ... [2019-09-18 23:48:48,676 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 23:48:48,736 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 23:48:49,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:48:49,197 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 23:48:49,279 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:48:49,317 INFO L192 MainTranslator]: Completed translation [2019-09-18 23:48:49,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:48:49 WrapperNode [2019-09-18 23:48:49,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 23:48:49,319 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 23:48:49,319 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 23:48:49,319 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 23:48:49,329 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:48:49" (1/1) ... [2019-09-18 23:48:49,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:48:49" (1/1) ... [2019-09-18 23:48:49,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:48:49" (1/1) ... [2019-09-18 23:48:49,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:48:49" (1/1) ... [2019-09-18 23:48:49,378 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:48:49" (1/1) ... [2019-09-18 23:48:49,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:48:49" (1/1) ... [2019-09-18 23:48:49,398 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:48:49" (1/1) ... [2019-09-18 23:48:49,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 23:48:49,417 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 23:48:49,417 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 23:48:49,417 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 23:48:49,421 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:48:49" (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 23:48:49,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 23:48:49,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 23:48:49,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 23:48:49,485 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 23:48:49,485 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 23:48:49,485 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 23:48:49,486 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 23:48:49,486 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 23:48:49,486 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 23:48:49,486 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 23:48:49,486 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 23:48:49,486 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 23:48:49,487 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 23:48:49,487 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 23:48:49,487 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 23:48:49,487 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 23:48:49,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-18 23:48:49,487 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 23:48:49,488 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 23:48:49,488 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 23:48:49,488 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 23:48:49,488 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 23:48:49,488 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 23:48:49,488 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 23:48:49,489 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 23:48:49,489 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 23:48:49,489 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 23:48:49,489 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 23:48:49,489 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 23:48:49,489 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 23:48:49,490 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 23:48:49,490 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 23:48:49,490 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 23:48:49,490 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 23:48:49,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 23:48:49,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 23:48:49,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 23:48:49,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 23:48:49,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 23:48:49,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 23:48:49,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 23:48:49,491 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 23:48:49,491 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 23:48:49,492 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 23:48:49,492 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 23:48:49,492 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 23:48:49,492 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 23:48:49,492 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 23:48:49,492 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 23:48:49,492 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 23:48:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 23:48:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 23:48:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 23:48:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 23:48:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 23:48:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 23:48:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 23:48:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 23:48:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-18 23:48:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 23:48:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 23:48:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 23:48:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 23:48:49,495 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 23:48:49,495 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 23:48:49,495 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 23:48:49,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 23:48:49,495 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 23:48:49,495 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 23:48:49,495 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 23:48:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 23:48:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 23:48:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 23:48:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 23:48:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 23:48:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 23:48:49,497 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 23:48:49,497 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 23:48:49,497 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 23:48:49,497 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 23:48:49,497 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 23:48:49,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 23:48:49,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 23:48:49,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 23:48:49,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 23:48:49,498 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 23:48:49,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 23:48:49,498 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 23:48:49,499 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 23:48:49,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 23:48:49,499 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 23:48:49,499 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 23:48:49,499 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 23:48:49,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 23:48:49,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 23:48:49,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 23:48:51,023 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 23:48:51,023 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 23:48:51,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:48:51 BoogieIcfgContainer [2019-09-18 23:48:51,025 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 23:48:51,026 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 23:48:51,026 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 23:48:51,027 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 23:48:51,028 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:48:51" (1/1) ... [2019-09-18 23:48:51,028 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 23:48:51,055 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 23:48:51,055 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 23:48:51,065 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 23:48:51,077 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 23:48:51,078 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 23:49:03,759 WARN L191 SmtUtils]: Spent 12.60 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 23:49:15,947 WARN L191 SmtUtils]: Spent 12.19 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 23:49:36,224 WARN L191 SmtUtils]: Spent 12.85 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 23:49:37,930 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 23:49:41,754 WARN L191 SmtUtils]: Spent 3.82 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-18 23:49:41,764 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 428 for LOIs [2019-09-18 23:49:43,612 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:49:45,419 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:49:47,272 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:49:49,073 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:49:50,954 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:49:52,853 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:49:54,670 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:49:56,529 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:49:56,536 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 428 for LOIs [2019-09-18 23:49:56,541 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 428 for LOIs [2019-09-18 23:50:00,259 WARN L191 SmtUtils]: Spent 3.60 s on a formula simplification. DAG size of input: 431 DAG size of output: 425 [2019-09-18 23:50:02,056 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 425 [2019-09-18 23:50:05,741 WARN L191 SmtUtils]: Spent 3.64 s on a formula simplification. DAG size of input: 429 DAG size of output: 424 [2019-09-18 23:50:07,586 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:50:19,471 WARN L191 SmtUtils]: Spent 11.82 s on a formula simplification. DAG size of input: 464 DAG size of output: 460 [2019-09-18 23:50:25,225 WARN L191 SmtUtils]: Spent 5.75 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-18 23:50:36,882 WARN L191 SmtUtils]: Spent 11.66 s on a formula simplification. DAG size of input: 464 DAG size of output: 460 [2019-09-18 23:50:42,651 WARN L191 SmtUtils]: Spent 5.77 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-18 23:50:46,350 WARN L191 SmtUtils]: Spent 3.65 s on a formula simplification. DAG size of input: 429 DAG size of output: 424 [2019-09-18 23:50:48,151 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:51:03,358 WARN L191 SmtUtils]: Spent 15.17 s on a formula simplification. DAG size of input: 468 DAG size of output: 463 [2019-09-18 23:51:03,934 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 23:51:19,110 WARN L191 SmtUtils]: Spent 15.17 s on a formula simplification. DAG size of input: 468 DAG size of output: 463 [2019-09-18 23:51:19,212 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-18 23:51:19,414 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 23:51:19,693 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 23:51:24,446 WARN L191 SmtUtils]: Spent 4.72 s on a formula simplification. DAG size of input: 480 DAG size of output: 473 [2019-09-18 23:51:24,549 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 23:51:25,013 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 23:51:29,773 WARN L191 SmtUtils]: Spent 4.76 s on a formula simplification. DAG size of input: 480 DAG size of output: 473 [2019-09-18 23:51:29,877 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 23:51:30,327 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 23:51:30,624 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-18 23:51:30,742 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-18 23:51:31,103 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 77 [2019-09-18 23:51:31,574 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 90 [2019-09-18 23:51:31,679 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-18 23:51:32,015 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2019-09-18 23:51:32,395 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 74 [2019-09-18 23:51:32,791 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 75 [2019-09-18 23:51:33,431 WARN L191 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 84 [2019-09-18 23:51:33,609 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 23:51:33,890 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 23:51:34,086 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 23:51:34,263 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 23:51:34,438 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 23:51:35,125 WARN L191 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 88 [2019-09-18 23:51:35,390 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 23:51:35,521 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-18 23:51:35,746 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 80 [2019-09-18 23:51:35,852 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 23:51:36,110 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 89 [2019-09-18 23:51:36,232 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-18 23:51:36,439 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-18 23:51:36,731 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-18 23:51:37,033 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 75 [2019-09-18 23:51:37,701 WARN L191 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2019-09-18 23:51:37,971 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 23:51:38,238 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 23:51:38,513 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 23:51:38,701 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2019-09-18 23:51:39,934 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 101 DAG size of output: 92 [2019-09-18 23:51:40,280 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 23:51:40,628 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 23:51:40,972 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 23:51:41,312 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 23:51:41,658 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 23:51:42,263 WARN L191 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 89 [2019-09-18 23:51:42,487 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-18 23:51:43,346 WARN L191 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 109 [2019-09-18 23:51:43,719 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 23:51:44,480 WARN L191 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 109 [2019-09-18 23:51:44,864 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 23:51:45,535 WARN L191 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 87 [2019-09-18 23:51:45,860 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 23:51:46,146 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 75 [2019-09-18 23:51:46,597 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 75 [2019-09-18 23:51:47,381 WARN L191 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 94 [2019-09-18 23:51:47,718 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 23:51:48,056 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 23:51:48,405 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 23:51:49,691 WARN L191 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 118 DAG size of output: 110 [2019-09-18 23:51:49,994 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-18 23:51:50,960 WARN L191 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 94 [2019-09-18 23:51:51,221 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 23:51:52,827 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 170 DAG size of output: 128 [2019-09-18 23:51:53,362 WARN L191 SmtUtils]: Spent 534.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-18 23:51:54,893 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 170 DAG size of output: 128 [2019-09-18 23:51:55,420 WARN L191 SmtUtils]: Spent 525.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-18 23:51:55,893 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 91 [2019-09-18 23:51:56,002 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-18 23:51:58,397 WARN L191 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 163 DAG size of output: 158 [2019-09-18 23:51:59,447 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 158 [2019-09-18 23:52:01,708 WARN L191 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 163 DAG size of output: 163 [2019-09-18 23:52:02,828 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 163 [2019-09-18 23:52:05,104 WARN L191 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 168 DAG size of output: 124 [2019-09-18 23:52:06,282 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 89 [2019-09-18 23:52:06,846 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-18 23:52:07,654 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-18 23:52:07,853 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-18 23:52:08,205 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-09-18 23:52:08,311 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 23:52:08,537 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 70 [2019-09-18 23:52:08,652 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-18 23:52:09,373 WARN L191 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 110 [2019-09-18 23:52:10,208 WARN L191 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 94 [2019-09-18 23:52:12,389 WARN L191 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 162 DAG size of output: 129 [2019-09-18 23:52:12,972 WARN L191 SmtUtils]: Spent 582.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-18 23:52:15,129 WARN L191 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 162 DAG size of output: 129 [2019-09-18 23:52:15,710 WARN L191 SmtUtils]: Spent 579.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-18 23:52:16,031 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-18 23:52:18,348 WARN L191 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 162 DAG size of output: 157 [2019-09-18 23:52:19,232 WARN L191 SmtUtils]: Spent 882.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-09-18 23:52:21,086 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 163 DAG size of output: 163 [2019-09-18 23:52:21,994 WARN L191 SmtUtils]: Spent 907.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-09-18 23:52:24,387 WARN L191 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 168 DAG size of output: 122 [2019-09-18 23:52:24,763 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-18 23:52:24,964 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-18 23:52:25,279 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-09-18 23:52:25,383 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 23:52:25,611 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 70 [2019-09-18 23:52:25,721 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-18 23:52:25,723 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 19 for LOIs [2019-09-18 23:52:26,278 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-18 23:52:26,361 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-18 23:52:26,669 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-18 23:52:26,691 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 15 for LOIs [2019-09-18 23:52:26,712 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 23:52:26,712 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 23:52:26,715 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 668#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-18 23:52:26,727 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 23:52:26,728 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 23:52:26,729 INFO L168 Benchmark]: Toolchain (without parser) took 218069.20 ms. Allocated memory was 134.2 MB in the beginning and 162.0 MB in the end (delta: 27.8 MB). Free memory was 89.2 MB in the beginning and 80.8 MB in the end (delta: 8.5 MB). Peak memory consumption was 36.3 MB. Max. memory is 7.1 GB. [2019-09-18 23:52:26,730 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 23:52:26,731 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.64 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 89.0 MB in the beginning and 164.9 MB in the end (delta: -75.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-09-18 23:52:26,732 INFO L168 Benchmark]: Boogie Preprocessor took 97.49 ms. Allocated memory is still 200.8 MB. Free memory was 164.9 MB in the beginning and 160.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-18 23:52:26,732 INFO L168 Benchmark]: RCFGBuilder took 1608.99 ms. Allocated memory was 200.8 MB in the beginning and 228.1 MB in the end (delta: 27.3 MB). Free memory was 160.0 MB in the beginning and 141.0 MB in the end (delta: 19.0 MB). Peak memory consumption was 85.6 MB. Max. memory is 7.1 GB. [2019-09-18 23:52:26,733 INFO L168 Benchmark]: Sifa took 215701.55 ms. Allocated memory was 228.1 MB in the beginning and 162.0 MB in the end (delta: -66.1 MB). Free memory was 141.0 MB in the beginning and 80.8 MB in the end (delta: 60.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 23:52:26,737 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 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 656.64 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 89.0 MB in the beginning and 164.9 MB in the end (delta: -75.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.49 ms. Allocated memory is still 200.8 MB. Free memory was 164.9 MB in the beginning and 160.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1608.99 ms. Allocated memory was 200.8 MB in the beginning and 228.1 MB in the end (delta: 27.3 MB). Free memory was 160.0 MB in the beginning and 141.0 MB in the end (delta: 19.0 MB). Peak memory consumption was 85.6 MB. Max. memory is 7.1 GB. * Sifa took 215701.55 ms. Allocated memory was 228.1 MB in the beginning and 162.0 MB in the end (delta: -66.1 MB). Free memory was 141.0 MB in the beginning and 80.8 MB in the end (delta: 60.2 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 215660, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 319, DAG_INTERPRETER_EARLY_EXITS: 4, TOOLS_POST_APPLICATIONS: 221, TOOLS_POST_TIME[ms]: 129, TOOLS_POST_CALL_APPLICATIONS: 88, TOOLS_POST_CALL_TIME[ms]: 145, TOOLS_POST_RETURN_APPLICATIONS: 79, TOOLS_POST_RETURN_TIME[ms]: 25969, TOOLS_QUANTIFIERELIM_APPLICATIONS: 383, TOOLS_QUANTIFIERELIM_TIME[ms]: 26109, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 25805, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 326, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 110, DOMAIN_JOIN_TIME[ms]: 180894, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 5277, DOMAIN_ISSUBSETEQ_APPLICATIONS: 110, DOMAIN_ISSUBSETEQ_TIME[ms]: 275, DOMAIN_ISBOTTOM_APPLICATIONS: 54, DOMAIN_ISBOTTOM_TIME[ms]: 337, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 55908, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 55907, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 79, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 81672, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 453, DAG_COMPRESSION_RETAINED_NODES: 213 - UnprovableResult [Line: 969]: 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 668#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...