java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product53.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 19:43:19,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 19:43:19,916 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 19:43:19,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 19:43:19,930 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 19:43:19,931 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 19:43:19,932 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 19:43:19,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 19:43:19,935 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 19:43:19,936 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 19:43:19,937 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 19:43:19,938 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 19:43:19,938 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 19:43:19,939 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 19:43:19,940 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 19:43:19,941 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 19:43:19,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 19:43:19,943 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 19:43:19,944 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 19:43:19,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 19:43:19,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 19:43:19,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 19:43:19,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 19:43:19,950 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 19:43:19,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 19:43:19,954 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 19:43:19,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 19:43:19,956 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 19:43:19,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 19:43:19,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 19:43:19,957 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 19:43:19,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 19:43:19,960 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 19:43:19,961 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 19:43:19,962 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 19:43:19,962 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 19:43:19,963 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 19:43:19,963 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 19:43:19,965 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 19:43:19,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 19:43:19,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 19:43:19,967 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 [2019-09-16 19:43:19,991 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 19:43:19,992 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 19:43:19,994 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 19:43:19,994 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 19:43:19,994 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 19:43:19,995 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 19:43:19,995 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 19:43:19,995 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 19:43:19,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 19:43:19,995 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 19:43:19,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 19:43:19,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 19:43:19,997 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 19:43:19,997 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 19:43:19,997 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 19:43:19,998 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 19:43:19,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 19:43:19,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 19:43:19,998 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 19:43:19,998 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 19:43:19,999 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 19:43:19,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 19:43:19,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 19:43:19,999 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 19:43:20,000 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 19:43:20,000 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 19:43:20,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 19:43:20,000 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 19:43:20,000 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-16 19:43:20,042 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 19:43:20,054 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 19:43:20,060 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 19:43:20,061 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 19:43:20,061 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 19:43:20,062 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product53.cil.c [2019-09-16 19:43:20,133 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58621c058/f0c386120f574e8fbe17b688c77ac408/FLAGa19f9b7a4 [2019-09-16 19:43:20,638 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 19:43:20,639 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product53.cil.c [2019-09-16 19:43:20,651 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58621c058/f0c386120f574e8fbe17b688c77ac408/FLAGa19f9b7a4 [2019-09-16 19:43:20,981 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58621c058/f0c386120f574e8fbe17b688c77ac408 [2019-09-16 19:43:20,991 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 19:43:20,993 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 19:43:20,993 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 19:43:20,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 19:43:20,997 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 19:43:20,998 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:43:20" (1/1) ... [2019-09-16 19:43:21,001 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16f579f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:43:20, skipping insertion in model container [2019-09-16 19:43:21,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:43:20" (1/1) ... [2019-09-16 19:43:21,007 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 19:43:21,069 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 19:43:21,489 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:43:21,513 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 19:43:21,626 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:43:21,666 INFO L192 MainTranslator]: Completed translation [2019-09-16 19:43:21,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:43:21 WrapperNode [2019-09-16 19:43:21,669 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 19:43:21,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 19:43:21,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 19:43:21,670 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 19:43:21,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:43:21" (1/1) ... [2019-09-16 19:43:21,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:43:21" (1/1) ... [2019-09-16 19:43:21,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:43:21" (1/1) ... [2019-09-16 19:43:21,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:43:21" (1/1) ... [2019-09-16 19:43:21,736 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:43:21" (1/1) ... [2019-09-16 19:43:21,747 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:43:21" (1/1) ... [2019-09-16 19:43:21,752 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:43:21" (1/1) ... [2019-09-16 19:43:21,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 19:43:21,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 19:43:21,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 19:43:21,760 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 19:43:21,761 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:43:21" (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 [2019-09-16 19:43:21,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 19:43:21,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 19:43:21,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 19:43:21,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 19:43:21,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 19:43:21,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 19:43:21,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 19:43:21,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 19:43:21,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 19:43:21,817 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 19:43:21,817 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 19:43:21,818 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 19:43:21,818 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 19:43:21,818 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-16 19:43:21,818 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 19:43:21,818 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 19:43:21,818 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 19:43:21,819 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 19:43:21,819 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 19:43:21,819 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 19:43:21,819 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-16 19:43:21,819 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-16 19:43:21,819 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 19:43:21,820 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 19:43:21,820 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 19:43:21,820 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 19:43:21,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 19:43:21,820 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 19:43:21,820 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 19:43:21,821 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 19:43:21,821 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 19:43:21,821 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 19:43:21,821 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 19:43:21,821 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-16 19:43:21,821 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-16 19:43:21,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-16 19:43:21,822 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 19:43:21,822 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 19:43:21,822 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 19:43:21,822 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 19:43:21,822 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 19:43:21,823 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 19:43:21,823 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 19:43:21,823 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 19:43:21,823 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 19:43:21,823 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 19:43:21,823 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 19:43:21,824 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 19:43:21,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 19:43:21,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 19:43:21,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 19:43:21,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 19:43:21,824 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 19:43:21,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 19:43:21,825 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 19:43:21,825 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 19:43:21,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 19:43:21,825 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 19:43:21,825 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 19:43:21,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 19:43:21,826 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 19:43:21,826 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 19:43:21,826 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 19:43:21,826 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 19:43:21,826 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 19:43:21,826 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 19:43:21,827 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 19:43:21,827 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 19:43:21,827 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 19:43:21,827 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-16 19:43:21,827 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-16 19:43:21,827 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 19:43:21,828 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 19:43:21,828 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 19:43:21,828 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 19:43:21,828 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-16 19:43:21,828 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 19:43:21,828 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 19:43:21,829 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-16 19:43:21,829 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 19:43:21,829 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-16 19:43:21,829 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-16 19:43:21,829 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 19:43:21,829 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 19:43:21,830 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 19:43:21,830 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 19:43:21,830 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 19:43:21,830 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 19:43:21,830 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 19:43:21,830 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 19:43:21,830 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 19:43:21,831 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 19:43:21,831 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 19:43:21,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 19:43:21,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 19:43:21,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 19:43:23,315 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 19:43:23,315 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 19:43:23,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:43:23 BoogieIcfgContainer [2019-09-16 19:43:23,317 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 19:43:23,317 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 19:43:23,317 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 19:43:23,317 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 19:43:23,319 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:43:23" (1/1) ... [2019-09-16 19:43:23,319 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-16 19:43:23,357 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 19:43:23,358 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 19:43:23,369 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 19:43:23,383 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 19:43:23,385 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 19:43:46,933 WARN L191 SmtUtils]: Spent 13.80 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 19:43:48,428 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 19:43:52,073 WARN L191 SmtUtils]: Spent 3.64 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-16 19:43:53,727 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 19:43:55,416 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 19:43:55,432 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 428 for LOIs [2019-09-16 19:43:55,517 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 428 for LOIs [2019-09-16 19:43:55,523 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 428 for LOIs [2019-09-16 19:44:06,315 WARN L191 SmtUtils]: Spent 10.63 s on a formula simplification. DAG size of input: 441 DAG size of output: 440 [2019-09-16 19:44:11,540 WARN L191 SmtUtils]: Spent 5.22 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-16 19:44:16,057 WARN L191 SmtUtils]: Spent 3.72 s on a formula simplification. DAG size of input: 461 DAG size of output: 457 [2019-09-16 19:44:17,898 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-16 19:44:28,414 WARN L191 SmtUtils]: Spent 10.50 s on a formula simplification. DAG size of input: 462 DAG size of output: 461 [2019-09-16 19:44:33,735 WARN L191 SmtUtils]: Spent 5.32 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 19:44:51,209 WARN L191 SmtUtils]: Spent 17.42 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-16 19:44:59,835 WARN L191 SmtUtils]: Spent 8.62 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-16 19:45:10,590 WARN L191 SmtUtils]: Spent 10.65 s on a formula simplification. DAG size of input: 462 DAG size of output: 458 [2019-09-16 19:45:15,945 WARN L191 SmtUtils]: Spent 5.35 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 19:45:33,554 WARN L191 SmtUtils]: Spent 17.52 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-16 19:45:42,301 WARN L191 SmtUtils]: Spent 8.75 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-16 19:45:59,812 WARN L191 SmtUtils]: Spent 17.51 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-16 19:46:08,506 WARN L191 SmtUtils]: Spent 8.69 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-16 19:46:25,972 WARN L191 SmtUtils]: Spent 17.46 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-16 19:46:34,676 WARN L191 SmtUtils]: Spent 8.70 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-16 19:46:52,189 WARN L191 SmtUtils]: Spent 17.51 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-16 19:47:00,956 WARN L191 SmtUtils]: Spent 8.77 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-16 19:47:12,561 WARN L191 SmtUtils]: Spent 11.43 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-16 19:47:17,976 WARN L191 SmtUtils]: Spent 5.41 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-16 19:47:34,771 WARN L191 SmtUtils]: Spent 16.73 s on a formula simplification. DAG size of input: 468 DAG size of output: 461 [2019-09-16 19:47:40,212 WARN L191 SmtUtils]: Spent 5.44 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 19:47:59,761 WARN L191 SmtUtils]: Spent 19.52 s on a formula simplification. DAG size of input: 471 DAG size of output: 462 [2019-09-16 19:48:05,270 WARN L191 SmtUtils]: Spent 5.51 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-16 19:48:16,232 WARN L191 SmtUtils]: Spent 10.93 s on a formula simplification. DAG size of input: 467 DAG size of output: 467 [2019-09-16 19:48:21,694 WARN L191 SmtUtils]: Spent 5.46 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-16 19:48:38,172 WARN L191 SmtUtils]: Spent 16.43 s on a formula simplification. DAG size of input: 468 DAG size of output: 461 [2019-09-16 19:48:43,643 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 19:48:54,646 WARN L191 SmtUtils]: Spent 10.97 s on a formula simplification. DAG size of input: 467 DAG size of output: 467 [2019-09-16 19:49:00,058 WARN L191 SmtUtils]: Spent 5.41 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-16 19:49:05,538 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-16 19:49:11,018 WARN L191 SmtUtils]: Spent 5.48 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-16 19:49:28,877 WARN L191 SmtUtils]: Spent 17.82 s on a formula simplification. DAG size of input: 483 DAG size of output: 478 [2019-09-16 19:49:37,837 WARN L191 SmtUtils]: Spent 8.96 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-16 19:49:46,427 WARN L191 SmtUtils]: Spent 8.47 s on a formula simplification. DAG size of input: 476 DAG size of output: 468 [2019-09-16 19:49:48,417 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-16 19:49:52,153 WARN L191 SmtUtils]: Spent 3.69 s on a formula simplification. DAG size of input: 463 DAG size of output: 459 [2019-09-16 19:49:53,981 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 19:50:05,057 WARN L191 SmtUtils]: Spent 11.06 s on a formula simplification. DAG size of input: 476 DAG size of output: 462 [2019-09-16 19:50:06,916 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-16 19:50:17,934 WARN L191 SmtUtils]: Spent 10.99 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-16 19:50:23,417 WARN L191 SmtUtils]: Spent 5.48 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-16 19:50:27,224 WARN L191 SmtUtils]: Spent 3.77 s on a formula simplification. DAG size of input: 464 DAG size of output: 459 [2019-09-16 19:50:29,093 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 19:50:40,164 WARN L191 SmtUtils]: Spent 11.05 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-16 19:50:45,654 WARN L191 SmtUtils]: Spent 5.49 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-16 19:50:51,084 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-16 19:50:56,528 WARN L191 SmtUtils]: Spent 5.44 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-16 19:51:07,753 WARN L191 SmtUtils]: Spent 11.10 s on a formula simplification. DAG size of input: 477 DAG size of output: 471 [2019-09-16 19:51:13,225 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-16 19:51:23,676 WARN L191 SmtUtils]: Spent 10.41 s on a formula simplification. DAG size of input: 467 DAG size of output: 461 [2019-09-16 19:51:28,853 WARN L191 SmtUtils]: Spent 5.18 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 19:51:53,832 WARN L191 SmtUtils]: Spent 24.96 s on a formula simplification. DAG size of input: 478 DAG size of output: 465 [2019-09-16 19:51:59,303 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-16 19:52:16,478 WARN L191 SmtUtils]: Spent 17.15 s on a formula simplification. DAG size of input: 472 DAG size of output: 472 [2019-09-16 19:52:25,066 WARN L191 SmtUtils]: Spent 8.59 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-16 19:52:41,405 WARN L191 SmtUtils]: Spent 16.30 s on a formula simplification. DAG size of input: 468 DAG size of output: 461 [2019-09-16 19:52:46,843 WARN L191 SmtUtils]: Spent 5.44 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 19:53:00,666 WARN L191 SmtUtils]: Spent 13.81 s on a formula simplification. DAG size of input: 474 DAG size of output: 470 [2019-09-16 19:53:07,530 WARN L191 SmtUtils]: Spent 6.86 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-16 19:53:18,594 WARN L191 SmtUtils]: Spent 10.97 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-16 19:53:24,014 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-16 19:53:40,375 WARN L191 SmtUtils]: Spent 16.33 s on a formula simplification. DAG size of input: 468 DAG size of output: 461 [2019-09-16 19:53:45,802 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 19:54:05,491 WARN L191 SmtUtils]: Spent 19.67 s on a formula simplification. DAG size of input: 471 DAG size of output: 462 [2019-09-16 19:54:10,949 WARN L191 SmtUtils]: Spent 5.46 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-16 19:54:21,686 WARN L191 SmtUtils]: Spent 10.72 s on a formula simplification. DAG size of input: 467 DAG size of output: 467 [2019-09-16 19:54:27,111 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-16 19:54:38,051 WARN L191 SmtUtils]: Spent 10.91 s on a formula simplification. DAG size of input: 467 DAG size of output: 461 [2019-09-16 19:54:43,469 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 19:54:54,406 WARN L191 SmtUtils]: Spent 10.91 s on a formula simplification. DAG size of input: 467 DAG size of output: 467 [2019-09-16 19:54:59,855 WARN L191 SmtUtils]: Spent 5.45 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-16 19:55:05,347 WARN L191 SmtUtils]: Spent 5.49 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-16 19:55:10,894 WARN L191 SmtUtils]: Spent 5.55 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-16 19:55:28,702 WARN L191 SmtUtils]: Spent 17.79 s on a formula simplification. DAG size of input: 483 DAG size of output: 478 [2019-09-16 19:55:37,611 WARN L191 SmtUtils]: Spent 8.91 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-16 19:55:48,729 WARN L191 SmtUtils]: Spent 11.02 s on a formula simplification. DAG size of input: 477 DAG size of output: 470 [2019-09-16 19:55:54,199 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-16 19:56:04,646 WARN L191 SmtUtils]: Spent 10.41 s on a formula simplification. DAG size of input: 467 DAG size of output: 461 [2019-09-16 19:56:09,821 WARN L191 SmtUtils]: Spent 5.17 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 19:56:20,532 WARN L191 SmtUtils]: Spent 10.69 s on a formula simplification. DAG size of input: 478 DAG size of output: 464 [2019-09-16 19:56:25,828 WARN L191 SmtUtils]: Spent 5.29 s on a formula simplification that was a NOOP. DAG size: 464