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 InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 09:18:30,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 09:18:30,784 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 09:18:30,795 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 09:18:30,796 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 09:18:30,797 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 09:18:30,798 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 09:18:30,800 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 09:18:30,801 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 09:18:30,802 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 09:18:30,803 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 09:18:30,804 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 09:18:30,805 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 09:18:30,805 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 09:18:30,806 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 09:18:30,807 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 09:18:30,808 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 09:18:30,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 09:18:30,811 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 09:18:30,813 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 09:18:30,814 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 09:18:30,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 09:18:30,816 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 09:18:30,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 09:18:30,823 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 09:18:30,823 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 09:18:30,823 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 09:18:30,824 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 09:18:30,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 09:18:30,825 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 09:18:30,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 09:18:30,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 09:18:30,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 09:18:30,829 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 09:18:30,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 09:18:30,831 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 09:18:30,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 09:18:30,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 09:18:30,832 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 09:18:30,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 09:18:30,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 09:18:30,840 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 [2019-09-19 09:18:30,853 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 09:18:30,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 09:18:30,855 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 09:18:30,855 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 09:18:30,855 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 09:18:30,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 09:18:30,856 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 09:18:30,856 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 09:18:30,856 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 09:18:30,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 09:18:30,856 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 09:18:30,857 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 09:18:30,857 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 09:18:30,857 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 09:18:30,857 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 09:18:30,857 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 09:18:30,858 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 09:18:30,858 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 09:18:30,858 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 09:18:30,858 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 09:18:30,858 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 09:18:30,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 09:18:30,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 09:18:30,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 09:18:30,859 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 09:18:30,860 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 09:18:30,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 09:18:30,860 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 09:18:30,860 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 -> InterpretCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 09:18:30,891 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 09:18:30,904 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 09:18:30,912 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 09:18:30,914 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 09:18:30,914 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 09:18:30,915 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product08.cil.c [2019-09-19 09:18:30,982 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abe5f5675/3dae668a02c74f0698209e28b8b5b81a/FLAGa84bb6fe1 [2019-09-19 09:18:31,494 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 09:18:31,495 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product08.cil.c [2019-09-19 09:18:31,506 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abe5f5675/3dae668a02c74f0698209e28b8b5b81a/FLAGa84bb6fe1 [2019-09-19 09:18:31,733 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abe5f5675/3dae668a02c74f0698209e28b8b5b81a [2019-09-19 09:18:31,743 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 09:18:31,745 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 09:18:31,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 09:18:31,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 09:18:31,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 09:18:31,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:18:31" (1/1) ... [2019-09-19 09:18:31,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cca2c2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:18:31, skipping insertion in model container [2019-09-19 09:18:31,752 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:18:31" (1/1) ... [2019-09-19 09:18:31,758 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 09:18:31,814 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 09:18:32,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 09:18:32,251 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 09:18:32,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 09:18:32,370 INFO L192 MainTranslator]: Completed translation [2019-09-19 09:18:32,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:18:32 WrapperNode [2019-09-19 09:18:32,370 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 09:18:32,371 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 09:18:32,371 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 09:18:32,371 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 09:18:32,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:18:32" (1/1) ... [2019-09-19 09:18:32,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:18:32" (1/1) ... [2019-09-19 09:18:32,406 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:18:32" (1/1) ... [2019-09-19 09:18:32,406 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:18:32" (1/1) ... [2019-09-19 09:18:32,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:18:32" (1/1) ... [2019-09-19 09:18:32,450 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:18:32" (1/1) ... [2019-09-19 09:18:32,455 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:18:32" (1/1) ... [2019-09-19 09:18:32,462 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 09:18:32,463 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 09:18:32,463 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 09:18:32,463 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 09:18:32,464 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:18:32" (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 [2019-09-19 09:18:32,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 09:18:32,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 09:18:32,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 09:18:32,519 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 09:18:32,519 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 09:18:32,519 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 09:18:32,520 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 09:18:32,520 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 09:18:32,520 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 09:18:32,520 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 09:18:32,520 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 09:18:32,520 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 09:18:32,521 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 09:18:32,521 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 09:18:32,521 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 09:18:32,521 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 09:18:32,521 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 09:18:32,522 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 09:18:32,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 09:18:32,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 09:18:32,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 09:18:32,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 09:18:32,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 09:18:32,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 09:18:32,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-19 09:18:32,523 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 09:18:32,523 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 09:18:32,523 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 09:18:32,523 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 09:18:32,524 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 09:18:32,524 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 09:18:32,524 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 09:18:32,524 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 09:18:32,524 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 09:18:32,524 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 09:18:32,524 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 09:18:32,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 09:18:32,525 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 09:18:32,525 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 09:18:32,525 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 09:18:32,525 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 09:18:32,525 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 09:18:32,526 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 09:18:32,526 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 09:18:32,526 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 09:18:32,526 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 09:18:32,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 09:18:32,526 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 09:18:32,526 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 09:18:32,527 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 09:18:32,527 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 09:18:32,527 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 09:18:32,527 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 09:18:32,527 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 09:18:32,527 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 09:18:32,527 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 09:18:32,528 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 09:18:32,528 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 09:18:32,528 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 09:18:32,528 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 09:18:32,528 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 09:18:32,528 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 09:18:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 09:18:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 09:18:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 09:18:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 09:18:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 09:18:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 09:18:32,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 09:18:32,530 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 09:18:32,530 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 09:18:32,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 09:18:32,530 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 09:18:32,530 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 09:18:32,530 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 09:18:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 09:18:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 09:18:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-19 09:18:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 09:18:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 09:18:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 09:18:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 09:18:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 09:18:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 09:18:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 09:18:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 09:18:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 09:18:32,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 09:18:34,014 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 09:18:34,015 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 09:18:34,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:18:34 BoogieIcfgContainer [2019-09-19 09:18:34,017 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 09:18:34,018 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 09:18:34,018 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 09:18:34,018 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 09:18:34,019 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:18:34" (1/1) ... [2019-09-19 09:18:34,020 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 09:18:34,052 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 09:18:34,055 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 09:18:34,066 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 09:18:34,079 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 09:18:34,080 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 09:18:46,820 WARN L191 SmtUtils]: Spent 12.62 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-19 09:18:58,719 WARN L191 SmtUtils]: Spent 11.90 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-19 09:19:20,484 WARN L191 SmtUtils]: Spent 13.18 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 09:19:22,101 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 09:19:25,861 WARN L191 SmtUtils]: Spent 3.75 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 09:19:25,870 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-19 09:19:27,614 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:19:29,330 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:19:31,007 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:19:32,692 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:19:34,405 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 09:19:36,103 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 09:19:37,789 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:19:39,472 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:19:39,478 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-19 09:19:39,484 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-19 09:19:43,000 WARN L191 SmtUtils]: Spent 3.41 s on a formula simplification. DAG size of input: 431 DAG size of output: 425 [2019-09-19 09:19:44,670 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 425 [2019-09-19 09:19:55,651 WARN L191 SmtUtils]: Spent 10.85 s on a formula simplification. DAG size of input: 455 DAG size of output: 453 [2019-09-19 09:20:00,992 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 09:20:11,784 WARN L191 SmtUtils]: Spent 10.79 s on a formula simplification. DAG size of input: 455 DAG size of output: 453 [2019-09-19 09:20:17,058 WARN L191 SmtUtils]: Spent 5.27 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 09:20:26,975 WARN L191 SmtUtils]: Spent 9.90 s on a formula simplification. DAG size of input: 433 DAG size of output: 428 [2019-09-19 09:20:31,978 WARN L191 SmtUtils]: Spent 5.00 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 09:20:48,174 WARN L191 SmtUtils]: Spent 16.13 s on a formula simplification. DAG size of input: 475 DAG size of output: 463 [2019-09-19 09:20:55,137 WARN L191 SmtUtils]: Spent 6.96 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-19 09:21:11,210 WARN L191 SmtUtils]: Spent 16.07 s on a formula simplification. DAG size of input: 475 DAG size of output: 463 [2019-09-19 09:21:18,223 WARN L191 SmtUtils]: Spent 7.01 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-19 09:21:28,218 WARN L191 SmtUtils]: Spent 9.98 s on a formula simplification. DAG size of input: 433 DAG size of output: 428 [2019-09-19 09:21:33,137 WARN L191 SmtUtils]: Spent 4.92 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 09:21:49,054 WARN L191 SmtUtils]: Spent 15.89 s on a formula simplification. DAG size of input: 470 DAG size of output: 462 [2019-09-19 09:21:55,567 WARN L191 SmtUtils]: Spent 6.51 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-19 09:22:12,342 WARN L191 SmtUtils]: Spent 16.75 s on a formula simplification. DAG size of input: 466 DAG size of output: 465 [2019-09-19 09:22:12,449 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 09:22:30,152 WARN L191 SmtUtils]: Spent 17.67 s on a formula simplification. DAG size of input: 470 DAG size of output: 466 [2019-09-19 09:22:47,860 WARN L191 SmtUtils]: Spent 17.59 s on a formula simplification. DAG size of input: 470 DAG size of output: 466 [2019-09-19 09:22:48,595 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2019-09-19 09:22:49,347 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 54 [2019-09-19 09:22:49,603 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 54 [2019-09-19 09:22:50,120 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 62 [2019-09-19 09:22:50,231 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-19 09:22:50,595 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 62 [2019-09-19 09:22:50,709 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-19 09:22:51,128 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 60 [2019-09-19 09:22:51,234 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-19 09:22:51,493 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2019-09-19 09:22:51,772 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-09-19 09:22:52,051 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-09-19 09:22:53,704 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 49 [2019-09-19 09:22:54,098 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 49 [2019-09-19 09:22:54,509 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 49 [2019-09-19 09:22:54,760 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2019-09-19 09:22:55,001 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2019-09-19 09:22:55,242 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2019-09-19 09:22:55,497 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2019-09-19 09:22:55,759 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2019-09-19 09:22:55,999 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2019-09-19 09:22:56,489 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 60 [2019-09-19 09:22:56,594 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-19 09:22:56,914 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2019-09-19 09:22:57,030 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-19 09:22:57,564 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 67 [2019-09-19 09:22:58,131 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 67 [2019-09-19 09:22:58,413 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 54 [2019-09-19 09:22:58,937 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 67 [2019-09-19 09:22:59,219 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 54 [2019-09-19 09:22:59,560 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2019-09-19 09:22:59,679 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-19 09:22:59,953 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2019-09-19 09:23:00,214 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 63 [2019-09-19 09:23:00,503 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2019-09-19 09:23:02,548 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 19 for LOIs [2019-09-19 09:23:02,764 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 28 [2019-09-19 09:23:03,435 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2019-09-19 09:23:03,730 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 38 [2019-09-19 09:23:03,862 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2019-09-19 09:23:04,526 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 40 [2019-09-19 09:23:04,752 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2019-09-19 09:23:05,178 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 43 [2019-09-19 09:23:05,862 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 42 [2019-09-19 09:23:06,173 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 41 [2019-09-19 09:23:06,367 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 50 [2019-09-19 09:23:06,613 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 34 [2019-09-19 09:23:06,927 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 39 [2019-09-19 09:23:07,354 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 51 [2019-09-19 09:23:08,063 WARN L191 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 66 [2019-09-19 09:23:08,180 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-19 09:23:08,541 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2019-09-19 09:23:08,725 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-19 09:23:08,847 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 41 [2019-09-19 09:23:09,059 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 48 [2019-09-19 09:23:09,353 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 33 [2019-09-19 09:23:09,608 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 32 [2019-09-19 09:23:09,844 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 43 [2019-09-19 09:23:10,154 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 43 [2019-09-19 09:23:10,367 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2019-09-19 09:23:10,603 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 39 [2019-09-19 09:23:10,932 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 32 [2019-09-19 09:23:11,322 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 49 [2019-09-19 09:23:12,633 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 186 DAG size of output: 90 [2019-09-19 09:23:12,842 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-19 09:23:13,414 WARN L191 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 103 [2019-09-19 09:23:13,688 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-19 09:23:13,847 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 41 [2019-09-19 09:23:14,079 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 48 [2019-09-19 09:23:14,260 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 29 [2019-09-19 09:23:14,493 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 25 [2019-09-19 09:23:14,655 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 33 [2019-09-19 09:23:14,850 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 41 [2019-09-19 09:23:15,138 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 42 [2019-09-19 09:23:15,368 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2019-09-19 09:23:15,605 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 39 [2019-09-19 09:23:15,927 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 44 [2019-09-19 09:23:16,459 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 49 [2019-09-19 09:23:18,369 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 216 DAG size of output: 120 [2019-09-19 09:23:18,682 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-19 09:23:19,527 WARN L191 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 132 [2019-09-19 09:23:20,403 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-19 09:23:20,898 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 15 for LOIs [2019-09-19 09:23:20,930 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 25 for LOIs [2019-09-19 09:23:20,953 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 09:23:20,954 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 09:23:20,956 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1419#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-19 09:23:20,966 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 09:23:20,966 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 09:23:20,968 INFO L168 Benchmark]: Toolchain (without parser) took 289223.23 ms. Allocated memory was 140.5 MB in the beginning and 148.9 MB in the end (delta: 8.4 MB). Free memory was 87.2 MB in the beginning and 112.4 MB in the end (delta: -25.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 09:23:20,969 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 09:23:20,970 INFO L168 Benchmark]: CACSL2BoogieTranslator took 624.99 ms. Allocated memory was 140.5 MB in the beginning and 200.8 MB in the end (delta: 60.3 MB). Free memory was 87.0 MB in the beginning and 167.8 MB in the end (delta: -80.8 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. [2019-09-19 09:23:20,970 INFO L168 Benchmark]: Boogie Preprocessor took 91.13 ms. Allocated memory is still 200.8 MB. Free memory was 167.8 MB in the beginning and 163.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-19 09:23:20,971 INFO L168 Benchmark]: RCFGBuilder took 1554.75 ms. Allocated memory was 200.8 MB in the beginning and 227.0 MB in the end (delta: 26.2 MB). Free memory was 163.3 MB in the beginning and 155.4 MB in the end (delta: 7.9 MB). Peak memory consumption was 89.7 MB. Max. memory is 7.1 GB. [2019-09-19 09:23:20,972 INFO L168 Benchmark]: Sifa took 286948.83 ms. Allocated memory was 227.0 MB in the beginning and 148.9 MB in the end (delta: -78.1 MB). Free memory was 154.0 MB in the beginning and 112.4 MB in the end (delta: 41.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 09:23:20,975 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 624.99 ms. Allocated memory was 140.5 MB in the beginning and 200.8 MB in the end (delta: 60.3 MB). Free memory was 87.0 MB in the beginning and 167.8 MB in the end (delta: -80.8 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.13 ms. Allocated memory is still 200.8 MB. Free memory was 167.8 MB in the beginning and 163.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1554.75 ms. Allocated memory was 200.8 MB in the beginning and 227.0 MB in the end (delta: 26.2 MB). Free memory was 163.3 MB in the beginning and 155.4 MB in the end (delta: 7.9 MB). Peak memory consumption was 89.7 MB. Max. memory is 7.1 GB. * Sifa took 286948.83 ms. Allocated memory was 227.0 MB in the beginning and 148.9 MB in the end (delta: -78.1 MB). Free memory was 154.0 MB in the beginning and 112.4 MB in the end (delta: 41.7 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 286904, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 654, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 449, TOOLS_POST_TIME[ms]: 212, TOOLS_POST_CALL_APPLICATIONS: 163, TOOLS_POST_CALL_TIME[ms]: 208, TOOLS_POST_RETURN_APPLICATIONS: 154, TOOLS_POST_RETURN_TIME[ms]: 27334, TOOLS_QUANTIFIERELIM_APPLICATIONS: 766, TOOLS_QUANTIFIERELIM_TIME[ms]: 27584, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 27137, FLUID_QUERY_TIME[ms]: 20, FLUID_QUERIES: 660, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 281, DOMAIN_JOIN_TIME[ms]: 256213, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 2321, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 19, DOMAIN_ISBOTTOM_APPLICATIONS: 106, DOMAIN_ISBOTTOM_TIME[ms]: 378, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 209292, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 209291, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 154, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 89313, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 53, DAG_COMPRESSION_PROCESSED_NODES: 767, DAG_COMPRESSION_RETAINED_NODES: 258 - UnprovableResult [Line: 890]: 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 (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...