java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product56.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:11:29,656 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:11:29,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:11:29,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:11:29,671 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:11:29,672 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:11:29,673 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:11:29,675 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:11:29,677 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:11:29,677 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:11:29,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:11:29,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:11:29,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:11:29,681 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:11:29,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:11:29,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:11:29,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:11:29,685 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:11:29,686 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:11:29,688 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:11:29,690 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:11:29,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:11:29,692 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:11:29,693 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:11:29,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:11:29,696 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:11:29,696 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:11:29,697 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:11:29,697 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:11:29,698 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:11:29,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:11:29,699 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:11:29,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:11:29,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:11:29,702 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:11:29,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:11:29,702 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:11:29,703 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:11:29,703 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:11:29,704 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:11:29,704 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:11:29,705 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-17 06:11:29,723 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:11:29,723 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:11:29,724 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:11:29,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:11:29,725 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:11:29,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:11:29,726 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:11:29,726 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:11:29,727 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:11:29,727 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:11:29,727 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:11:29,727 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:11:29,727 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:11:29,728 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:11:29,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:11:29,728 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:11:29,730 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:11:29,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:11:29,731 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:11:29,731 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:11:29,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:11:29,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:11:29,731 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:11:29,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:11:29,732 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:11:29,732 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:11:29,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:11:29,732 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:11:29,732 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> 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_QUICK [2019-09-17 06:11:29,786 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:11:29,806 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:11:29,810 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:11:29,812 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:11:29,812 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:11:29,813 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product56.cil.c [2019-09-17 06:11:29,885 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/676e06063/ab5a91ba9b2b49979c0295c946af8900/FLAGe8c796452 [2019-09-17 06:11:30,439 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:11:30,440 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product56.cil.c [2019-09-17 06:11:30,470 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/676e06063/ab5a91ba9b2b49979c0295c946af8900/FLAGe8c796452 [2019-09-17 06:11:30,741 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/676e06063/ab5a91ba9b2b49979c0295c946af8900 [2019-09-17 06:11:30,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:11:30,753 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:11:30,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:11:30,754 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:11:30,758 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:11:30,759 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:11:30" (1/1) ... [2019-09-17 06:11:30,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a67fb1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:30, skipping insertion in model container [2019-09-17 06:11:30,762 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:11:30" (1/1) ... [2019-09-17 06:11:30,769 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:11:30,823 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:11:31,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:11:31,256 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:11:31,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:11:31,388 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:11:31,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:31 WrapperNode [2019-09-17 06:11:31,389 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:11:31,389 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:11:31,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:11:31,390 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:11:31,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:31" (1/1) ... [2019-09-17 06:11:31,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:31" (1/1) ... [2019-09-17 06:11:31,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:31" (1/1) ... [2019-09-17 06:11:31,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:31" (1/1) ... [2019-09-17 06:11:31,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:31" (1/1) ... [2019-09-17 06:11:31,503 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:31" (1/1) ... [2019-09-17 06:11:31,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:31" (1/1) ... [2019-09-17 06:11:31,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:11:31,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:11:31,520 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:11:31,520 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:11:31,521 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:11:31,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:11:31,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:11:31,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:11:31,594 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:11:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:11:31,596 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:11:31,596 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:11:31,596 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:11:31,597 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:11:31,597 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 06:11:31,597 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 06:11:31,598 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:11:31,598 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 06:11:31,598 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 06:11:31,598 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 06:11:31,599 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:11:31,601 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:11:31,601 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:11:31,601 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:11:31,601 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:11:31,601 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:11:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 06:11:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 06:11:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 06:11:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 06:11:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:11:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:11:31,603 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:11:31,603 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:11:31,603 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:11:31,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:11:31,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-17 06:11:31,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-17 06:11:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-17 06:11:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:11:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:11:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:11:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:11:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:11:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:11:31,605 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:11:31,605 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:11:31,605 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:11:31,605 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:11:31,605 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:11:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:11:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:11:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:11:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:11:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:11:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:11:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:11:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:11:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:11:31,607 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 06:11:31,607 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 06:11:31,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:11:31,607 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:11:31,607 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:11:31,608 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:11:31,608 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:11:31,608 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:11:31,609 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 06:11:31,609 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 06:11:31,609 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-17 06:11:31,609 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-17 06:11:31,609 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:11:31,609 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 06:11:31,610 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 06:11:31,610 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 06:11:31,610 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 06:11:31,610 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 06:11:31,610 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:11:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:11:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:11:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:11:31,612 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:11:31,612 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:11:31,612 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:11:31,612 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:11:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-17 06:11:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:11:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:11:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:11:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:11:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:11:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:11:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:11:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:11:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:11:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:11:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:11:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:11:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:11:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:11:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:11:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:11:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:11:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:11:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:11:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:11:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:11:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:11:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:11:33,290 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:11:33,291 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:11:33,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:11:33 BoogieIcfgContainer [2019-09-17 06:11:33,292 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:11:33,293 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:11:33,293 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:11:33,294 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:11:33,295 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:11:33" (1/1) ... [2019-09-17 06:11:33,296 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-17 06:11:33,328 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:11:33,328 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:11:33,343 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:11:33,355 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:11:33,356 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:11:42,417 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 06:11:43,985 WARN L191 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:11:44,119 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:11:44,270 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:11:44,392 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:11:44,408 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-17 06:11:44,455 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-17 06:11:44,471 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-17 06:11:44,628 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-17 06:11:44,809 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-17 06:11:45,255 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:11:45,557 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:11:46,176 WARN L191 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-17 06:11:46,539 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-17 06:11:47,101 WARN L191 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:11:47,483 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 503 [2019-09-17 06:11:47,611 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 503 [2019-09-17 06:11:47,901 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:11:48,130 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:11:48,292 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 46 [2019-09-17 06:11:48,706 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:11:48,954 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:11:49,156 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:11:49,329 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:11:49,500 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:11:49,687 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:11:49,849 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:11:50,010 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:11:50,322 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 55 [2019-09-17 06:11:50,780 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 506 DAG size of output: 502 [2019-09-17 06:11:50,947 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 54 [2019-09-17 06:11:51,261 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 522 DAG size of output: 28 [2019-09-17 06:11:51,620 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 506 DAG size of output: 502 [2019-09-17 06:11:51,833 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 54 [2019-09-17 06:11:52,020 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 55 [2019-09-17 06:11:52,221 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 27 [2019-09-17 06:11:52,569 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 54 [2019-09-17 06:11:52,690 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 58 [2019-09-17 06:11:52,843 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 27 [2019-09-17 06:11:53,072 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 06:11:53,226 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 06:11:53,414 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-17 06:11:53,441 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-17 06:11:53,450 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-17 06:11:53,452 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-17 06:11:53,454 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:11:53,454 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:11:53,456 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1419#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-17 06:11:53,467 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:11:53,467 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:11:53,470 INFO L168 Benchmark]: Toolchain (without parser) took 22716.18 ms. Allocated memory was 137.9 MB in the beginning and 717.8 MB in the end (delta: 579.9 MB). Free memory was 84.7 MB in the beginning and 550.4 MB in the end (delta: -465.7 MB). Peak memory consumption was 114.1 MB. Max. memory is 7.1 GB. [2019-09-17 06:11:53,471 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 104.1 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:11:53,472 INFO L168 Benchmark]: CACSL2BoogieTranslator took 634.99 ms. Allocated memory was 137.9 MB in the beginning and 197.7 MB in the end (delta: 59.8 MB). Free memory was 84.5 MB in the beginning and 161.3 MB in the end (delta: -76.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. [2019-09-17 06:11:53,472 INFO L168 Benchmark]: Boogie Preprocessor took 130.41 ms. Allocated memory is still 197.7 MB. Free memory was 161.3 MB in the beginning and 157.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-17 06:11:53,473 INFO L168 Benchmark]: RCFGBuilder took 1772.18 ms. Allocated memory was 197.7 MB in the beginning and 218.6 MB in the end (delta: 21.0 MB). Free memory was 157.4 MB in the beginning and 135.5 MB in the end (delta: 21.9 MB). Peak memory consumption was 92.6 MB. Max. memory is 7.1 GB. [2019-09-17 06:11:53,474 INFO L168 Benchmark]: Sifa took 20174.78 ms. Allocated memory was 218.6 MB in the beginning and 717.8 MB in the end (delta: 499.1 MB). Free memory was 135.5 MB in the beginning and 550.4 MB in the end (delta: -414.9 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. [2019-09-17 06:11:53,478 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 104.1 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 634.99 ms. Allocated memory was 137.9 MB in the beginning and 197.7 MB in the end (delta: 59.8 MB). Free memory was 84.5 MB in the beginning and 161.3 MB in the end (delta: -76.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 130.41 ms. Allocated memory is still 197.7 MB. Free memory was 161.3 MB in the beginning and 157.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1772.18 ms. Allocated memory was 197.7 MB in the beginning and 218.6 MB in the end (delta: 21.0 MB). Free memory was 157.4 MB in the beginning and 135.5 MB in the end (delta: 21.9 MB). Peak memory consumption was 92.6 MB. Max. memory is 7.1 GB. * Sifa took 20174.78 ms. Allocated memory was 218.6 MB in the beginning and 717.8 MB in the end (delta: 499.1 MB). Free memory was 135.5 MB in the beginning and 550.4 MB in the end (delta: -414.9 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 20128, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 718, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 478, TOOLS_POST_TIME[ms]: 10901, TOOLS_POST_CALL_APPLICATIONS: 199, TOOLS_POST_CALL_TIME[ms]: 377, TOOLS_POST_RETURN_APPLICATIONS: 190, TOOLS_POST_RETURN_TIME[ms]: 246, TOOLS_QUANTIFIERELIM_APPLICATIONS: 867, TOOLS_QUANTIFIERELIM_TIME[ms]: 11307, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10677, FLUID_QUERY_TIME[ms]: 19, FLUID_QUERIES: 749, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 197, DOMAIN_JOIN_TIME[ms]: 7151, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 15, DOMAIN_WIDEN_TIME[ms]: 815, DOMAIN_ISSUBSETEQ_APPLICATIONS: 31, DOMAIN_ISSUBSETEQ_TIME[ms]: 79, DOMAIN_ISBOTTOM_APPLICATIONS: 128, DOMAIN_ISBOTTOM_TIME[ms]: 355, LOOP_SUMMARIZER_APPLICATIONS: 16, LOOP_SUMMARIZER_CACHE_MISSES: 16, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6243, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6242, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 31, CALL_SUMMARIZER_APPLICATIONS: 190, CALL_SUMMARIZER_CACHE_MISSES: 31, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11189, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11188, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 641, DAG_COMPRESSION_RETAINED_NODES: 353 - UnprovableResult [Line: 521]: 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 1419#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...