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_spec4_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:57:18,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:57:18,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:57:18,514 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:57:18,514 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:57:18,516 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:57:18,517 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:57:18,519 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:57:18,521 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:57:18,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:57:18,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:57:18,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:57:18,525 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:57:18,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:57:18,527 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:57:18,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:57:18,529 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:57:18,530 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:57:18,532 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:57:18,535 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:57:18,536 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:57:18,538 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:57:18,539 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:57:18,540 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:57:18,543 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:57:18,543 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:57:18,543 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:57:18,544 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:57:18,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:57:18,546 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:57:18,546 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:57:18,547 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:57:18,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:57:18,549 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:57:18,551 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:57:18,551 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:57:18,552 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:57:18,552 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:57:18,552 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:57:18,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:57:18,556 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:57:18,559 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 06:57:18,573 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:57:18,574 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:57:18,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:57:18,575 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:57:18,576 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:57:18,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:57:18,576 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:57:18,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:57:18,576 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:57:18,577 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:57:18,577 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:57:18,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:57:18,577 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:57:18,577 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:57:18,578 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:57:18,578 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:57:18,578 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:57:18,578 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:57:18,578 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:57:18,579 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:57:18,579 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:57:18,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:57:18,579 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:57:18,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:57:18,580 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:57:18,580 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:57:18,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:57:18,580 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:57:18,581 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 06:57:18,870 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:57:18,887 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:57:18,891 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:57:18,893 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:57:18,893 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:57:18,894 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c [2019-10-15 06:57:18,971 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ab87c9e3/ee43331f62cc43b1a5a5fccd94969b1a/FLAGa6c750f85 [2019-10-15 06:57:19,517 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:57:19,520 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c [2019-10-15 06:57:19,544 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ab87c9e3/ee43331f62cc43b1a5a5fccd94969b1a/FLAGa6c750f85 [2019-10-15 06:57:19,794 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ab87c9e3/ee43331f62cc43b1a5a5fccd94969b1a [2019-10-15 06:57:19,804 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:57:19,805 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:57:19,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:57:19,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:57:19,811 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:57:19,812 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:57:19" (1/1) ... [2019-10-15 06:57:19,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60e957a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:19, skipping insertion in model container [2019-10-15 06:57:19,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:57:19" (1/1) ... [2019-10-15 06:57:19,826 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:57:19,885 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:57:20,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:57:20,414 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:57:20,514 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:57:20,568 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:57:20,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:20 WrapperNode [2019-10-15 06:57:20,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:57:20,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:57:20,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:57:20,570 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:57:20,580 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:20" (1/1) ... [2019-10-15 06:57:20,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:20" (1/1) ... [2019-10-15 06:57:20,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:20" (1/1) ... [2019-10-15 06:57:20,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:20" (1/1) ... [2019-10-15 06:57:20,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:20" (1/1) ... [2019-10-15 06:57:20,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:20" (1/1) ... [2019-10-15 06:57:20,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:20" (1/1) ... [2019-10-15 06:57:20,671 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:57:20,671 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:57:20,672 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:57:20,672 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:57:20,673 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:20" (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 06:57:20,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:57:20,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:57:20,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 06:57:20,727 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 06:57:20,727 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 06:57:20,728 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 06:57:20,728 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 06:57:20,728 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 06:57:20,728 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 06:57:20,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 06:57:20,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 06:57:20,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 06:57:20,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 06:57:20,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 06:57:20,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 06:57:20,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 06:57:20,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-15 06:57:20,730 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 06:57:20,730 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 06:57:20,730 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 06:57:20,730 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 06:57:20,731 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:57:20,731 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 06:57:20,731 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 06:57:20,731 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 06:57:20,731 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-15 06:57:20,731 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 06:57:20,732 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 06:57:20,732 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 06:57:20,732 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 06:57:20,732 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 06:57:20,732 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 06:57:20,732 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 06:57:20,733 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 06:57:20,733 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 06:57:20,733 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 06:57:20,733 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:57:20,733 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:57:20,734 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 06:57:20,734 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 06:57:20,734 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 06:57:20,734 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 06:57:20,734 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 06:57:20,734 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 06:57:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 06:57:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:57:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 06:57:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:57:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:57:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 06:57:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:57:20,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:57:20,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:57:20,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:57:20,736 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 06:57:20,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:57:20,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 06:57:20,737 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 06:57:20,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:57:20,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 06:57:20,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 06:57:20,738 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 06:57:20,738 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 06:57:20,738 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 06:57:20,738 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-15 06:57:20,738 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 06:57:20,738 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 06:57:20,739 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 06:57:20,739 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 06:57:20,739 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 06:57:20,739 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 06:57:20,739 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 06:57:20,739 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 06:57:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 06:57:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 06:57:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:57:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 06:57:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 06:57:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 06:57:20,741 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 06:57:20,741 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 06:57:20,741 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-15 06:57:20,741 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 06:57:20,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:57:20,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:57:20,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:57:22,384 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:57:22,385 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 06:57:22,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:57:22 BoogieIcfgContainer [2019-10-15 06:57:22,387 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:57:22,387 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:57:22,387 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:57:22,388 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:57:22,389 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:57:22" (1/1) ... [2019-10-15 06:57:22,389 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 06:57:22,415 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:57:22,416 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:57:22,427 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:57:22,437 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:57:22,439 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:57:32,857 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-15 06:57:34,636 WARN L191 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-15 06:57:34,778 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:57:34,895 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:57:35,022 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:57:35,289 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-15 06:57:35,318 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-15 06:57:35,384 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-15 06:57:35,390 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-15 06:57:35,627 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:57:35,827 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:57:36,448 WARN L191 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-15 06:57:36,910 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-15 06:57:37,439 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 185 [2019-10-15 06:57:38,230 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 170 [2019-10-15 06:57:40,360 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-15 06:57:40,361 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 137 for LOIs [2019-10-15 06:57:40,617 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 131 for LOIs [2019-10-15 06:57:40,624 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 141 for LOIs [2019-10-15 06:57:40,687 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:57:40,700 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 06:57:40,701 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:57:40,702 INFO L168 Benchmark]: Toolchain (without parser) took 20897.35 ms. Allocated memory was 136.3 MB in the beginning and 597.2 MB in the end (delta: 460.8 MB). Free memory was 100.4 MB in the beginning and 558.7 MB in the end (delta: -458.3 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-10-15 06:57:40,703 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 136.3 MB. Free memory was 119.6 MB in the beginning and 119.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 06:57:40,704 INFO L168 Benchmark]: CACSL2BoogieTranslator took 763.11 ms. Allocated memory was 136.3 MB in the beginning and 200.3 MB in the end (delta: 64.0 MB). Free memory was 100.1 MB in the beginning and 166.7 MB in the end (delta: -66.6 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2019-10-15 06:57:40,705 INFO L168 Benchmark]: Boogie Preprocessor took 101.53 ms. Allocated memory is still 200.3 MB. Free memory was 166.7 MB in the beginning and 162.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-10-15 06:57:40,706 INFO L168 Benchmark]: RCFGBuilder took 1715.27 ms. Allocated memory was 200.3 MB in the beginning and 229.1 MB in the end (delta: 28.8 MB). Free memory was 162.5 MB in the beginning and 151.2 MB in the end (delta: 11.3 MB). Peak memory consumption was 85.9 MB. Max. memory is 7.1 GB. [2019-10-15 06:57:40,707 INFO L168 Benchmark]: Sifa took 18313.78 ms. Allocated memory was 229.1 MB in the beginning and 597.2 MB in the end (delta: 368.1 MB). Free memory was 151.2 MB in the beginning and 558.7 MB in the end (delta: -407.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-15 06:57:40,712 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 136.3 MB. Free memory was 119.6 MB in the beginning and 119.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 763.11 ms. Allocated memory was 136.3 MB in the beginning and 200.3 MB in the end (delta: 64.0 MB). Free memory was 100.1 MB in the beginning and 166.7 MB in the end (delta: -66.6 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 101.53 ms. Allocated memory is still 200.3 MB. Free memory was 166.7 MB in the beginning and 162.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1715.27 ms. Allocated memory was 200.3 MB in the beginning and 229.1 MB in the end (delta: 28.8 MB). Free memory was 162.5 MB in the beginning and 151.2 MB in the end (delta: 11.3 MB). Peak memory consumption was 85.9 MB. Max. memory is 7.1 GB. * Sifa took 18313.78 ms. Allocated memory was 229.1 MB in the beginning and 597.2 MB in the end (delta: 368.1 MB). Free memory was 151.2 MB in the beginning and 558.7 MB in the end (delta: -407.5 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]: 18272, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 168, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 111, TOOLS_POST_TIME[ms]: 12339, TOOLS_POST_CALL_APPLICATIONS: 49, TOOLS_POST_CALL_TIME[ms]: 155, TOOLS_POST_RETURN_APPLICATIONS: 42, TOOLS_POST_RETURN_TIME[ms]: 89, TOOLS_QUANTIFIERELIM_APPLICATIONS: 201, TOOLS_QUANTIFIERELIM_TIME[ms]: 12492, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12271, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 172, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 52, DOMAIN_JOIN_TIME[ms]: 4982, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 427, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 21, DOMAIN_ISBOTTOM_APPLICATIONS: 30, DOMAIN_ISBOTTOM_TIME[ms]: 117, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2894, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2893, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 42, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12938, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12937, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 297, DAG_COMPRESSION_RETAINED_NODES: 174 - UnprovableResult [Line: 496]: 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 502#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (= |#t~string7.offset| 0) (<= 0 |#NULL.base|) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string39.offset| 0) (<= 0 |#t~string64.offset|) (= |#t~string3.offset| 0) (= |#t~string32.offset| 0) (= |#t~string9.offset| 0) (= 0 ~waterLevel~0) (<= 0 |#t~string60.offset|) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (<= |#t~string39.offset| 0) (<= |#t~string1.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string39.offset|) (<= |#t~string64.offset| 0) (<= |#t~string40.offset| 0) (<= 0 ~waterLevel~0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (<= 0 |#t~string9.offset|) (= |#t~string42.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (= |#t~string33.offset| 0) (<= 0 |#t~string38.offset|) (<= |#NULL.base| 0) (<= 1 ~systemActive~0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (<= |#t~string38.offset| 0) (<= 0 |#t~string3.offset|) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (<= |#t~string52.offset| 0) (<= 0 |#t~string32.offset|) (= |#t~string30.offset| 0) (<= ~waterLevel~0 0) (<= |#t~string56.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) (<= ~pumpRunning~0 2147483647) (<= 0 |#t~string41.offset|) (= |#t~string5.offset| 0) (<= 0 |#t~string56.offset|) (<= 0 |#t~string7.offset|) (<= |#t~string42.offset| 0) (= |#t~string54.offset| 0) (<= 0 |#t~string54.offset|) (= ~systemActive~0 1) (= |#t~string58.offset| 0) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string37.offset| 0) (<= 0 |#t~string29.offset|) (<= 0 |#t~string5.offset|) (<= |#t~string62.offset| 0) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string37.offset|) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (= |#t~string60.offset| 0) (= |#t~string41.offset| 0) (= |#t~string37.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string29.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...