java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product59.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 07:00:55,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 07:00:55,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 07:00:55,647 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 07:00:55,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 07:00:55,650 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 07:00:55,651 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 07:00:55,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 07:00:55,655 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 07:00:55,656 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 07:00:55,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 07:00:55,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 07:00:55,658 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 07:00:55,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 07:00:55,660 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 07:00:55,661 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 07:00:55,662 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 07:00:55,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 07:00:55,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 07:00:55,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 07:00:55,671 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 07:00:55,673 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 07:00:55,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 07:00:55,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 07:00:55,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 07:00:55,678 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 07:00:55,678 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 07:00:55,679 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 07:00:55,679 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 07:00:55,681 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 07:00:55,681 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 07:00:55,682 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 07:00:55,683 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 07:00:55,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 07:00:55,684 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 07:00:55,684 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 07:00:55,685 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 07:00:55,685 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 07:00:55,685 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 07:00:55,686 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 07:00:55,687 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 07:00:55,688 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 [2019-10-15 07:00:55,702 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 07:00:55,702 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 07:00:55,703 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 07:00:55,704 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 07:00:55,704 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 07:00:55,704 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 07:00:55,704 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 07:00:55,705 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 07:00:55,705 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 07:00:55,705 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 07:00:55,705 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 07:00:55,705 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 07:00:55,706 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 07:00:55,706 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 07:00:55,706 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 07:00:55,706 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 07:00:55,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 07:00:55,707 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 07:00:55,707 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 07:00:55,707 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 07:00:55,707 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 07:00:55,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 07:00:55,708 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 07:00:55,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 07:00:55,708 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 07:00:55,708 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 07:00:55,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 07:00:55,709 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 07:00:55,709 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 07:00:56,015 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 07:00:56,030 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 07:00:56,034 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 07:00:56,035 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 07:00:56,036 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 07:00:56,036 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product59.cil.c [2019-10-15 07:00:56,109 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52923a746/9329d6fdbca147ddb3ed7b51dafc8717/FLAG27678a296 [2019-10-15 07:00:56,652 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 07:00:56,656 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product59.cil.c [2019-10-15 07:00:56,671 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52923a746/9329d6fdbca147ddb3ed7b51dafc8717/FLAG27678a296 [2019-10-15 07:00:56,950 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52923a746/9329d6fdbca147ddb3ed7b51dafc8717 [2019-10-15 07:00:56,959 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 07:00:56,960 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 07:00:56,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 07:00:56,961 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 07:00:56,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 07:00:56,966 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:00:56" (1/1) ... [2019-10-15 07:00:56,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d6559ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:56, skipping insertion in model container [2019-10-15 07:00:56,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:00:56" (1/1) ... [2019-10-15 07:00:56,976 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 07:00:57,018 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 07:00:57,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 07:00:57,516 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 07:00:57,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 07:00:57,639 INFO L192 MainTranslator]: Completed translation [2019-10-15 07:00:57,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:57 WrapperNode [2019-10-15 07:00:57,639 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 07:00:57,640 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 07:00:57,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 07:00:57,640 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 07:00:57,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:57" (1/1) ... [2019-10-15 07:00:57,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:57" (1/1) ... [2019-10-15 07:00:57,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:57" (1/1) ... [2019-10-15 07:00:57,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:57" (1/1) ... [2019-10-15 07:00:57,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:57" (1/1) ... [2019-10-15 07:00:57,711 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:57" (1/1) ... [2019-10-15 07:00:57,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:57" (1/1) ... [2019-10-15 07:00:57,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 07:00:57,725 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 07:00:57,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 07:00:57,726 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 07:00:57,727 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:57" (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 [2019-10-15 07:00:57,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 07:00:57,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 07:00:57,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 07:00:57,795 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 07:00:57,795 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 07:00:57,795 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 07:00:57,795 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 07:00:57,796 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 07:00:57,796 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 07:00:57,796 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-15 07:00:57,796 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-15 07:00:57,796 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 07:00:57,797 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 07:00:57,797 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 07:00:57,797 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 07:00:57,797 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 07:00:57,797 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 07:00:57,798 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 07:00:57,798 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 07:00:57,798 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 07:00:57,798 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 07:00:57,799 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 07:00:57,800 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-15 07:00:57,800 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-15 07:00:57,800 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 07:00:57,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 07:00:57,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 07:00:57,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 07:00:57,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 07:00:57,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 07:00:57,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 07:00:57,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 07:00:57,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-10-15 07:00:57,802 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-10-15 07:00:57,802 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-10-15 07:00:57,802 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 07:00:57,802 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 07:00:57,802 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 07:00:57,803 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 07:00:57,803 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 07:00:57,803 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 07:00:57,803 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 07:00:57,803 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 07:00:57,804 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 07:00:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 07:00:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 07:00:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 07:00:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 07:00:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 07:00:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 07:00:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 07:00:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 07:00:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 07:00:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-15 07:00:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-15 07:00:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 07:00:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 07:00:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 07:00:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 07:00:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 07:00:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 07:00:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 07:00:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 07:00:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 07:00:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-10-15 07:00:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-10-15 07:00:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 07:00:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 07:00:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-15 07:00:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 07:00:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-15 07:00:57,809 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 07:00:57,809 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 07:00:57,810 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 07:00:57,810 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 07:00:57,810 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 07:00:57,810 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 07:00:57,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 07:00:57,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 07:00:57,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 07:00:57,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 07:00:57,813 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 07:00:57,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 07:00:57,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 07:00:57,814 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 07:00:57,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 07:00:57,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 07:00:57,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 07:00:57,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 07:00:57,814 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 07:00:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-10-15 07:00:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 07:00:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 07:00:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 07:00:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 07:00:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 07:00:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 07:00:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 07:00:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 07:00:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 07:00:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 07:00:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 07:00:59,543 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 07:00:59,544 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 07:00:59,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:00:59 BoogieIcfgContainer [2019-10-15 07:00:59,547 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 07:00:59,548 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 07:00:59,548 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 07:00:59,548 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 07:00:59,550 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:00:59" (1/1) ... [2019-10-15 07:00:59,551 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-15 07:00:59,587 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 07:00:59,591 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 07:00:59,607 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 07:00:59,619 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 07:00:59,621 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 07:01:10,439 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-10-15 07:01:12,162 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-15 07:01:12,307 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 07:01:12,459 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 07:01:12,584 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 07:01:12,930 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 07:01:12,967 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 548 for LOIs [2019-10-15 07:01:13,063 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 546 for LOIs [2019-10-15 07:01:13,092 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 546 for LOIs [2019-10-15 07:01:13,372 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-10-15 07:01:13,580 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-10-15 07:01:14,262 WARN L191 SmtUtils]: Spent 638.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-10-15 07:01:14,535 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2019-10-15 07:01:14,783 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-15 07:01:15,090 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 195 [2019-10-15 07:01:15,252 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 198 [2019-10-15 07:01:16,281 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 602 [2019-10-15 07:01:16,613 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 602 [2019-10-15 07:01:17,130 WARN L191 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 603 [2019-10-15 07:01:17,608 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 615 [2019-10-15 07:01:18,341 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 198 [2019-10-15 07:01:18,988 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 615 [2019-10-15 07:01:19,407 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 615 [2019-10-15 07:01:19,709 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 615 [2019-10-15 07:01:20,063 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 615 [2019-10-15 07:01:21,462 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-10-15 07:01:22,123 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-15 07:01:22,125 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 144 for LOIs [2019-10-15 07:01:22,469 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 155 for LOIs [2019-10-15 07:01:22,484 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 165 for LOIs [2019-10-15 07:01:22,592 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 07:01:22,606 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 07:01:22,606 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 07:01:22,608 INFO L168 Benchmark]: Toolchain (without parser) took 25647.25 ms. Allocated memory was 144.2 MB in the beginning and 649.1 MB in the end (delta: 504.9 MB). Free memory was 99.8 MB in the beginning and 359.7 MB in the end (delta: -259.9 MB). Peak memory consumption was 245.0 MB. Max. memory is 7.1 GB. [2019-10-15 07:01:22,608 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 144.2 MB. Free memory is still 118.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-15 07:01:22,612 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.47 ms. Allocated memory was 144.2 MB in the beginning and 200.8 MB in the end (delta: 56.6 MB). Free memory was 99.4 MB in the beginning and 167.8 MB in the end (delta: -68.4 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. [2019-10-15 07:01:22,613 INFO L168 Benchmark]: Boogie Preprocessor took 85.21 ms. Allocated memory is still 200.8 MB. Free memory was 167.8 MB in the beginning and 163.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-15 07:01:22,614 INFO L168 Benchmark]: RCFGBuilder took 1822.20 ms. Allocated memory was 200.8 MB in the beginning and 232.3 MB in the end (delta: 31.5 MB). Free memory was 163.7 MB in the beginning and 142.1 MB in the end (delta: 21.6 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. [2019-10-15 07:01:22,614 INFO L168 Benchmark]: Sifa took 23058.04 ms. Allocated memory was 232.3 MB in the beginning and 649.1 MB in the end (delta: 416.8 MB). Free memory was 142.1 MB in the beginning and 359.7 MB in the end (delta: -217.6 MB). Peak memory consumption was 199.2 MB. Max. memory is 7.1 GB. [2019-10-15 07:01:22,618 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 144.2 MB. Free memory is still 118.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 678.47 ms. Allocated memory was 144.2 MB in the beginning and 200.8 MB in the end (delta: 56.6 MB). Free memory was 99.4 MB in the beginning and 167.8 MB in the end (delta: -68.4 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.21 ms. Allocated memory is still 200.8 MB. Free memory was 167.8 MB in the beginning and 163.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1822.20 ms. Allocated memory was 200.8 MB in the beginning and 232.3 MB in the end (delta: 31.5 MB). Free memory was 163.7 MB in the beginning and 142.1 MB in the end (delta: 21.6 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. * Sifa took 23058.04 ms. Allocated memory was 232.3 MB in the beginning and 649.1 MB in the end (delta: 416.8 MB). Free memory was 142.1 MB in the beginning and 359.7 MB in the end (delta: -217.6 MB). Peak memory consumption was 199.2 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]: 23005, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 228, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 157, TOOLS_POST_TIME[ms]: 12689, TOOLS_POST_CALL_APPLICATIONS: 65, TOOLS_POST_CALL_TIME[ms]: 218, TOOLS_POST_RETURN_APPLICATIONS: 58, TOOLS_POST_RETURN_TIME[ms]: 122, TOOLS_QUANTIFIERELIM_APPLICATIONS: 279, TOOLS_QUANTIFIERELIM_TIME[ms]: 12894, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12596, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 230, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 79, DOMAIN_JOIN_TIME[ms]: 8366, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 1222, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 24, DOMAIN_ISBOTTOM_APPLICATIONS: 44, DOMAIN_ISBOTTOM_TIME[ms]: 163, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5052, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5052, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 58, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13613, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13612, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 511, DAG_COMPRESSION_RETAINED_NODES: 258 - UnprovableResult [Line: 830]: 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 734#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (= |#t~string55.offset| 0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (= |#t~string7.offset| 0) (<= 0 |#NULL.base|) (= |#t~string27.offset| 0) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string64.offset|) (= |#t~string3.offset| 0) (= |#t~string9.offset| 0) (<= 0 |#t~string67.offset|) (<= 0 ~switchedOnBeforeTS~0) (= |#NULL.base| 0) (<= |#t~string1.offset| 0) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (= |#t~string25.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 2147483647) (<= ~switchedOnBeforeTS~0 0) (<= |#t~string64.offset| 0) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string65.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (<= |#t~string66.offset| 0) (<= 0 |#t~string9.offset|) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#t~string33.offset| 0) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (not (= 2 ~waterLevel~0)) (<= |#t~string68.offset| 0) (<= 0 |#t~string3.offset|) (<= |#t~string25.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (= |#t~string23.offset| 0) (= |#t~string21.offset| 0) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (<= ~waterLevel~0 2147483647) (<= |#t~string55.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (= |#t~string65.offset| 0) (= |#t~string1.offset| 0) (<= 0 |#t~string1.offset|) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string9.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string5.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= 0 |#t~string7.offset|) (<= |#t~string21.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#t~string23.offset|) (= |#t~string54.offset| 0) (= |#t~string58.offset| 0) (= |#t~string19.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string29.offset|) (<= 0 |#t~string5.offset|) (<= 0 ~systemActive~0) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string29.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (<= 0 |#t~string25.offset|) (<= 0 |#t~string58.offset|) (<= 0 |#t~string68.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...