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_product54.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 23:44:13,558 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 23:44:13,560 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 23:44:13,572 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 23:44:13,572 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 23:44:13,573 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 23:44:13,575 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 23:44:13,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 23:44:13,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 23:44:13,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 23:44:13,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 23:44:13,581 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 23:44:13,581 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 23:44:13,582 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 23:44:13,583 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 23:44:13,584 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 23:44:13,585 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 23:44:13,586 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 23:44:13,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 23:44:13,589 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 23:44:13,591 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 23:44:13,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 23:44:13,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 23:44:13,594 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 23:44:13,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 23:44:13,596 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 23:44:13,596 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 23:44:13,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 23:44:13,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 23:44:13,599 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 23:44:13,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 23:44:13,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 23:44:13,600 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 23:44:13,601 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 23:44:13,602 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 23:44:13,602 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 23:44:13,603 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 23:44:13,603 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 23:44:13,603 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 23:44:13,604 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 23:44:13,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 23:44:13,606 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 23:44:13,620 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 23:44:13,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 23:44:13,621 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 23:44:13,621 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 23:44:13,621 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 23:44:13,622 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 23:44:13,622 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 23:44:13,622 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 23:44:13,622 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 23:44:13,622 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 23:44:13,623 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 23:44:13,623 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 23:44:13,623 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 23:44:13,623 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 23:44:13,623 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 23:44:13,624 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 23:44:13,624 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 23:44:13,624 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 23:44:13,624 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 23:44:13,624 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 23:44:13,625 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 23:44:13,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 23:44:13,625 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 23:44:13,625 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 23:44:13,625 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 23:44:13,626 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 23:44:13,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 23:44:13,626 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 23:44:13,626 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 23:44:13,680 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 23:44:13,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 23:44:13,702 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 23:44:13,704 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 23:44:13,705 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 23:44:13,706 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product54.cil.c [2019-09-18 23:44:13,775 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf1e0af09/6eff3a403f8c4650ab77dc7aafdc6e62/FLAGd0af2df9e [2019-09-18 23:44:14,247 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 23:44:14,253 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product54.cil.c [2019-09-18 23:44:14,279 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf1e0af09/6eff3a403f8c4650ab77dc7aafdc6e62/FLAGd0af2df9e [2019-09-18 23:44:14,599 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf1e0af09/6eff3a403f8c4650ab77dc7aafdc6e62 [2019-09-18 23:44:14,609 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 23:44:14,611 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 23:44:14,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 23:44:14,612 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 23:44:14,615 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 23:44:14,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:44:14" (1/1) ... [2019-09-18 23:44:14,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@772ff177 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:44:14, skipping insertion in model container [2019-09-18 23:44:14,619 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:44:14" (1/1) ... [2019-09-18 23:44:14,627 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 23:44:14,684 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 23:44:15,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:44:15,168 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 23:44:15,273 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:44:15,310 INFO L192 MainTranslator]: Completed translation [2019-09-18 23:44:15,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:44:15 WrapperNode [2019-09-18 23:44:15,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 23:44:15,312 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 23:44:15,312 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 23:44:15,312 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 23:44:15,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:44:15" (1/1) ... [2019-09-18 23:44:15,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:44:15" (1/1) ... [2019-09-18 23:44:15,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:44:15" (1/1) ... [2019-09-18 23:44:15,356 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:44:15" (1/1) ... [2019-09-18 23:44:15,403 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:44:15" (1/1) ... [2019-09-18 23:44:15,421 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:44:15" (1/1) ... [2019-09-18 23:44:15,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:44:15" (1/1) ... [2019-09-18 23:44:15,436 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 23:44:15,443 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 23:44:15,444 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 23:44:15,444 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 23:44:15,445 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:44:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 23:44:15,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 23:44:15,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 23:44:15,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 23:44:15,495 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 23:44:15,496 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 23:44:15,496 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 23:44:15,497 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 23:44:15,497 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-18 23:44:15,498 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 23:44:15,498 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 23:44:15,498 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 23:44:15,499 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 23:44:15,499 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 23:44:15,499 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 23:44:15,499 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 23:44:15,499 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 23:44:15,501 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 23:44:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-18 23:44:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 23:44:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 23:44:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 23:44:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 23:44:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 23:44:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 23:44:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 23:44:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 23:44:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 23:44:15,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 23:44:15,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 23:44:15,505 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 23:44:15,505 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 23:44:15,505 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 23:44:15,506 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 23:44:15,506 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 23:44:15,506 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 23:44:15,506 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 23:44:15,507 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 23:44:15,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 23:44:15,507 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 23:44:15,507 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 23:44:15,507 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 23:44:15,507 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 23:44:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 23:44:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 23:44:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 23:44:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 23:44:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 23:44:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 23:44:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 23:44:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 23:44:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 23:44:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 23:44:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 23:44:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 23:44:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 23:44:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 23:44:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 23:44:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 23:44:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 23:44:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 23:44:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-18 23:44:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 23:44:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 23:44:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 23:44:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 23:44:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 23:44:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-18 23:44:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 23:44:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 23:44:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 23:44:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 23:44:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 23:44:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 23:44:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 23:44:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 23:44:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 23:44:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 23:44:15,513 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 23:44:15,513 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 23:44:15,513 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 23:44:15,513 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 23:44:15,513 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 23:44:15,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 23:44:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 23:44:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 23:44:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 23:44:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 23:44:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 23:44:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 23:44:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 23:44:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 23:44:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 23:44:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 23:44:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 23:44:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 23:44:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 23:44:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 23:44:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 23:44:17,050 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 23:44:17,050 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 23:44:17,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:44:17 BoogieIcfgContainer [2019-09-18 23:44:17,052 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 23:44:17,052 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 23:44:17,052 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 23:44:17,053 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 23:44:17,054 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:44:17" (1/1) ... [2019-09-18 23:44:17,054 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 23:44:17,087 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 23:44:17,088 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 23:44:17,096 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 23:44:17,107 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 23:44:17,109 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 23:44:28,276 WARN L191 SmtUtils]: Spent 11.08 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 23:44:38,721 WARN L191 SmtUtils]: Spent 10.44 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 23:45:00,454 WARN L191 SmtUtils]: Spent 13.13 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 23:45:02,257 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 23:45:05,955 WARN L191 SmtUtils]: Spent 3.69 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-18 23:45:05,963 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 23:45:07,574 WARN L191 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:45:09,212 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:45:10,810 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:45:12,399 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:45:14,052 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:45:15,710 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:45:17,285 WARN L191 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:45:18,882 WARN L191 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:45:18,890 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 23:45:18,895 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 23:45:22,298 WARN L191 SmtUtils]: Spent 3.30 s on a formula simplification. DAG size of input: 429 DAG size of output: 424 [2019-09-18 23:45:23,921 WARN L191 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:45:34,757 WARN L191 SmtUtils]: Spent 10.80 s on a formula simplification. DAG size of input: 456 DAG size of output: 451 [2019-09-18 23:45:39,983 WARN L191 SmtUtils]: Spent 5.22 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 23:45:50,706 WARN L191 SmtUtils]: Spent 10.72 s on a formula simplification. DAG size of input: 456 DAG size of output: 451 [2019-09-18 23:45:55,930 WARN L191 SmtUtils]: Spent 5.22 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 23:45:59,144 WARN L191 SmtUtils]: Spent 3.20 s on a formula simplification. DAG size of input: 431 DAG size of output: 425 [2019-09-18 23:46:00,769 WARN L191 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 425 [2019-09-18 23:46:14,943 WARN L191 SmtUtils]: Spent 14.12 s on a formula simplification. DAG size of input: 462 DAG size of output: 460 [2019-09-18 23:46:15,488 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 23:46:29,590 WARN L191 SmtUtils]: Spent 14.10 s on a formula simplification. DAG size of input: 462 DAG size of output: 460 [2019-09-18 23:46:30,133 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 23:46:33,382 WARN L191 SmtUtils]: Spent 3.20 s on a formula simplification. DAG size of input: 429 DAG size of output: 424 [2019-09-18 23:46:34,969 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:46:39,211 WARN L191 SmtUtils]: Spent 4.22 s on a formula simplification. DAG size of input: 475 DAG size of output: 469 [2019-09-18 23:46:39,724 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 72 [2019-09-18 23:46:43,962 WARN L191 SmtUtils]: Spent 4.24 s on a formula simplification. DAG size of input: 475 DAG size of output: 469 [2019-09-18 23:46:44,477 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 72 [2019-09-18 23:46:44,895 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 23:46:45,158 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 23:46:45,445 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 78 [2019-09-18 23:46:45,887 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 82 [2019-09-18 23:46:45,996 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 23:46:46,251 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 75 [2019-09-18 23:46:46,640 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 80 [2019-09-18 23:46:47,038 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 80 [2019-09-18 23:46:47,455 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 80 [2019-09-18 23:46:47,940 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2019-09-18 23:46:48,055 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-18 23:46:48,379 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 77 [2019-09-18 23:46:48,766 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 74 [2019-09-18 23:46:49,151 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 76 [2019-09-18 23:46:49,860 WARN L191 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 87 [2019-09-18 23:46:50,084 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 23:46:50,395 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 23:46:50,616 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 23:46:50,836 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 23:46:51,055 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 23:46:51,856 WARN L191 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 92 [2019-09-18 23:46:52,159 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 23:46:52,285 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 23:46:52,735 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 90 [2019-09-18 23:46:52,851 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-18 23:46:53,981 WARN L191 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 82 [2019-09-18 23:46:54,223 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 23:46:54,466 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 23:46:54,707 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 23:46:54,947 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 23:46:55,187 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 23:46:55,659 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 79 [2019-09-18 23:46:55,883 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-18 23:46:56,816 WARN L191 SmtUtils]: Spent 930.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 101 [2019-09-18 23:46:57,614 WARN L191 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 93 [2019-09-18 23:46:57,925 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 23:46:58,152 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 69 [2019-09-18 23:46:58,527 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 71 [2019-09-18 23:46:58,930 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 72 [2019-09-18 23:46:59,432 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 81 [2019-09-18 23:46:59,577 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-18 23:46:59,735 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-18 23:46:59,881 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-18 23:47:00,600 WARN L191 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 101 [2019-09-18 23:47:00,884 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 23:47:01,524 WARN L191 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 97 [2019-09-18 23:47:01,790 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-18 23:47:03,781 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-18 23:47:05,793 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-18 23:47:06,386 WARN L191 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 86 [2019-09-18 23:47:06,628 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 23:47:09,037 WARN L191 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 492 DAG size of output: 114 [2019-09-18 23:47:09,353 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-18 23:47:11,757 WARN L191 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 492 DAG size of output: 114 [2019-09-18 23:47:12,076 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-18 23:47:12,660 WARN L191 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 453 DAG size of output: 87 [2019-09-18 23:47:12,898 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 23:47:14,136 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 524 DAG size of output: 136 [2019-09-18 23:47:15,354 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 524 DAG size of output: 136 [2019-09-18 23:47:16,134 WARN L191 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 466 DAG size of output: 95 [2019-09-18 23:47:16,455 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-18 23:47:17,415 WARN L191 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 124 [2019-09-18 23:47:18,356 WARN L191 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 124 [2019-09-18 23:47:18,926 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 26 [2019-09-18 23:47:19,472 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 23:47:20,049 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-18 23:47:24,090 WARN L191 SmtUtils]: Spent 3.52 s on a formula simplification. DAG size of input: 476 DAG size of output: 456 [2019-09-18 23:47:25,822 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-18 23:47:28,168 WARN L191 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 481 DAG size of output: 46 [2019-09-18 23:47:30,364 WARN L191 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 481 DAG size of output: 46 [2019-09-18 23:47:33,084 WARN L191 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 498 DAG size of output: 69 [2019-09-18 23:47:35,557 WARN L191 SmtUtils]: Spent 2.46 s on a formula simplification. DAG size of input: 498 DAG size of output: 69 [2019-09-18 23:47:38,654 WARN L191 SmtUtils]: Spent 3.02 s on a formula simplification. DAG size of input: 459 DAG size of output: 33 [2019-09-18 23:47:50,457 WARN L191 SmtUtils]: Spent 11.33 s on a formula simplification. DAG size of input: 498 DAG size of output: 488 [2019-09-18 23:47:55,809 WARN L191 SmtUtils]: Spent 5.35 s on a formula simplification that was a NOOP. DAG size: 488 [2019-09-18 23:48:06,717 WARN L191 SmtUtils]: Spent 10.91 s on a formula simplification. DAG size of input: 498 DAG size of output: 488 [2019-09-18 23:48:12,140 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 488 [2019-09-18 23:48:23,023 WARN L191 SmtUtils]: Spent 10.87 s on a formula simplification. DAG size of input: 500 DAG size of output: 490 [2019-09-18 23:48:28,400 WARN L191 SmtUtils]: Spent 5.37 s on a formula simplification that was a NOOP. DAG size: 490 [2019-09-18 23:48:39,323 WARN L191 SmtUtils]: Spent 10.92 s on a formula simplification. DAG size of input: 500 DAG size of output: 490 [2019-09-18 23:48:44,752 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification that was a NOOP. DAG size: 490 [2019-09-18 23:48:46,761 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 456 DAG size of output: 19 [2019-09-18 23:49:04,697 WARN L191 SmtUtils]: Spent 17.91 s on a formula simplification. DAG size of input: 514 DAG size of output: 513 [2019-09-18 23:49:13,774 WARN L191 SmtUtils]: Spent 9.08 s on a formula simplification that was a NOOP. DAG size: 512 [2019-09-18 23:49:31,884 WARN L191 SmtUtils]: Spent 17.95 s on a formula simplification. DAG size of input: 514 DAG size of output: 513 [2019-09-18 23:49:41,070 WARN L191 SmtUtils]: Spent 9.18 s on a formula simplification that was a NOOP. DAG size: 512 [2019-09-18 23:49:44,095 WARN L191 SmtUtils]: Spent 3.01 s on a formula simplification. DAG size of input: 532 DAG size of output: 88 [2019-09-18 23:49:44,339 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 23:49:44,342 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 19 for LOIs [2019-09-18 23:49:45,634 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 225 DAG size of output: 78 [2019-09-18 23:49:45,777 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-18 23:49:46,049 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-18 23:49:46,301 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 15 for LOIs [2019-09-18 23:49:46,321 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 25 for LOIs [2019-09-18 23:49:46,344 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 23:49:46,345 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 23:49:46,347 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 757#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-18 23:49:46,357 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 23:49:46,357 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 23:49:46,358 INFO L168 Benchmark]: Toolchain (without parser) took 331748.15 ms. Allocated memory was 143.1 MB in the beginning and 157.3 MB in the end (delta: 14.2 MB). Free memory was 89.5 MB in the beginning and 119.9 MB in the end (delta: -30.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 23:49:46,359 INFO L168 Benchmark]: CDTParser took 1.04 ms. Allocated memory is still 143.1 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 23:49:46,360 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.78 ms. Allocated memory was 143.1 MB in the beginning and 200.8 MB in the end (delta: 57.7 MB). Free memory was 89.3 MB in the beginning and 165.2 MB in the end (delta: -75.9 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2019-09-18 23:49:46,361 INFO L168 Benchmark]: Boogie Preprocessor took 125.00 ms. Allocated memory is still 200.8 MB. Free memory was 165.2 MB in the beginning and 161.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-18 23:49:46,361 INFO L168 Benchmark]: RCFGBuilder took 1608.65 ms. Allocated memory was 200.8 MB in the beginning and 232.3 MB in the end (delta: 31.5 MB). Free memory was 160.6 MB in the beginning and 141.6 MB in the end (delta: 19.0 MB). Peak memory consumption was 81.9 MB. Max. memory is 7.1 GB. [2019-09-18 23:49:46,362 INFO L168 Benchmark]: Sifa took 329304.80 ms. Allocated memory was 232.3 MB in the beginning and 157.3 MB in the end (delta: -75.0 MB). Free memory was 141.6 MB in the beginning and 119.9 MB in the end (delta: 21.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 23:49:46,368 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.04 ms. Allocated memory is still 143.1 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 699.78 ms. Allocated memory was 143.1 MB in the beginning and 200.8 MB in the end (delta: 57.7 MB). Free memory was 89.3 MB in the beginning and 165.2 MB in the end (delta: -75.9 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 125.00 ms. Allocated memory is still 200.8 MB. Free memory was 165.2 MB in the beginning and 161.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1608.65 ms. Allocated memory was 200.8 MB in the beginning and 232.3 MB in the end (delta: 31.5 MB). Free memory was 160.6 MB in the beginning and 141.6 MB in the end (delta: 19.0 MB). Peak memory consumption was 81.9 MB. Max. memory is 7.1 GB. * Sifa took 329304.80 ms. Allocated memory was 232.3 MB in the beginning and 157.3 MB in the end (delta: -75.0 MB). Free memory was 141.6 MB in the beginning and 119.9 MB in the end (delta: 21.7 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]: 329260, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 338, DAG_INTERPRETER_EARLY_EXITS: 4, TOOLS_POST_APPLICATIONS: 235, TOOLS_POST_TIME[ms]: 192, TOOLS_POST_CALL_APPLICATIONS: 92, TOOLS_POST_CALL_TIME[ms]: 237, TOOLS_POST_RETURN_APPLICATIONS: 83, TOOLS_POST_RETURN_TIME[ms]: 27432, TOOLS_QUANTIFIERELIM_APPLICATIONS: 405, TOOLS_QUANTIFIERELIM_TIME[ms]: 27699, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 27231, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 343, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 124, DOMAIN_JOIN_TIME[ms]: 290203, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 27, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 9245, DOMAIN_ISSUBSETEQ_APPLICATIONS: 119, DOMAIN_ISSUBSETEQ_TIME[ms]: 506, DOMAIN_ISBOTTOM_APPLICATIONS: 61, DOMAIN_ISBOTTOM_TIME[ms]: 485, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 141403, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 141403, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 83, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 75611, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 29, DAG_COMPRESSION_PROCESSED_NODES: 482, DAG_COMPRESSION_RETAINED_NODES: 221 - UnprovableResult [Line: 953]: 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 757#(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...