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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 17:22:18,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 17:22:18,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 17:22:18,081 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 17:22:18,082 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 17:22:18,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 17:22:18,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 17:22:18,086 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 17:22:18,087 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 17:22:18,088 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 17:22:18,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 17:22:18,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 17:22:18,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 17:22:18,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 17:22:18,092 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 17:22:18,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 17:22:18,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 17:22:18,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 17:22:18,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 17:22:18,099 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 17:22:18,100 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 17:22:18,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 17:22:18,102 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 17:22:18,103 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 17:22:18,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 17:22:18,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 17:22:18,106 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 17:22:18,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 17:22:18,107 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 17:22:18,108 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 17:22:18,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 17:22:18,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 17:22:18,110 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 17:22:18,111 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 17:22:18,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 17:22:18,116 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 17:22:18,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 17:22:18,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 17:22:18,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 17:22:18,118 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 17:22:18,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 17:22:18,119 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-17 17:22:18,144 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 17:22:18,145 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 17:22:18,147 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 17:22:18,147 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 17:22:18,147 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 17:22:18,147 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 17:22:18,148 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 17:22:18,148 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 17:22:18,148 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 17:22:18,148 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 17:22:18,149 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 17:22:18,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 17:22:18,150 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 17:22:18,150 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 17:22:18,150 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 17:22:18,150 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 17:22:18,151 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 17:22:18,151 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 17:22:18,151 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 17:22:18,151 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 17:22:18,152 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 17:22:18,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 17:22:18,152 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 17:22:18,152 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 17:22:18,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 17:22:18,153 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 17:22:18,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 17:22:18,153 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 17:22:18,153 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 17:22:18,209 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 17:22:18,224 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 17:22:18,229 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 17:22:18,231 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 17:22:18,231 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 17:22:18,232 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product20.cil.c [2019-09-17 17:22:18,299 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2af4f045b/4b30fdfb787347bba3304c60aa6cf2f2/FLAG1a09ae666 [2019-09-17 17:22:18,822 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 17:22:18,823 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product20.cil.c [2019-09-17 17:22:18,836 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2af4f045b/4b30fdfb787347bba3304c60aa6cf2f2/FLAG1a09ae666 [2019-09-17 17:22:19,118 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2af4f045b/4b30fdfb787347bba3304c60aa6cf2f2 [2019-09-17 17:22:19,127 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 17:22:19,128 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 17:22:19,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 17:22:19,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 17:22:19,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 17:22:19,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:22:19" (1/1) ... [2019-09-17 17:22:19,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e757327 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:19, skipping insertion in model container [2019-09-17 17:22:19,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:22:19" (1/1) ... [2019-09-17 17:22:19,143 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 17:22:19,196 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 17:22:19,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 17:22:19,588 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 17:22:19,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 17:22:19,755 INFO L192 MainTranslator]: Completed translation [2019-09-17 17:22:19,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:19 WrapperNode [2019-09-17 17:22:19,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 17:22:19,757 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 17:22:19,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 17:22:19,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 17:22:19,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:19" (1/1) ... [2019-09-17 17:22:19,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:19" (1/1) ... [2019-09-17 17:22:19,790 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:19" (1/1) ... [2019-09-17 17:22:19,790 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:19" (1/1) ... [2019-09-17 17:22:19,830 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:19" (1/1) ... [2019-09-17 17:22:19,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:19" (1/1) ... [2019-09-17 17:22:19,844 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:19" (1/1) ... [2019-09-17 17:22:19,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 17:22:19,852 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 17:22:19,852 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 17:22:19,852 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 17:22:19,853 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 17:22:19,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 17:22:19,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 17:22:19,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 17:22:19,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 17:22:19,906 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 17:22:19,906 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 17:22:19,906 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 17:22:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 17:22:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 17:22:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 17:22:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 17:22:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 17:22:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 17:22:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 17:22:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 17:22:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 17:22:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 17:22:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 17:22:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 17:22:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 17:22:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 17:22:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 17:22:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 17:22:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 17:22:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 17:22:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 17:22:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 17:22:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 17:22:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 17:22:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 17:22:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 17:22:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 17:22:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 17:22:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 17:22:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 17:22:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 17:22:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 17:22:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 17:22:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-17 17:22:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 17:22:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 17:22:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 17:22:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 17:22:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 17:22:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 17:22:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 17:22:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 17:22:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 17:22:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 17:22:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 17:22:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 17:22:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 17:22:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 17:22:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 17:22:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 17:22:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 17:22:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 17:22:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 17:22:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 17:22:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 17:22:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 17:22:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 17:22:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 17:22:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 17:22:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 17:22:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-17 17:22:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 17:22:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 17:22:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 17:22:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 17:22:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 17:22:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 17:22:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 17:22:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 17:22:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 17:22:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 17:22:19,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 17:22:19,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 17:22:19,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 17:22:19,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 17:22:19,918 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 17:22:19,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 17:22:19,919 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 17:22:19,919 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 17:22:19,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 17:22:19,919 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 17:22:19,919 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 17:22:19,919 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 17:22:19,920 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 17:22:19,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 17:22:19,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 17:22:19,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 17:22:21,364 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 17:22:21,364 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 17:22:21,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:22:21 BoogieIcfgContainer [2019-09-17 17:22:21,367 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 17:22:21,368 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 17:22:21,368 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 17:22:21,368 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 17:22:21,369 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:22:21" (1/1) ... [2019-09-17 17:22:21,371 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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 [2019-09-17 17:22:21,408 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 17:22:21,409 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 17:22:21,420 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 17:22:21,430 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 17:22:21,432 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 17:22:39,659 WARN L191 SmtUtils]: Spent 10.67 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 17:22:41,298 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 17:22:45,003 WARN L191 SmtUtils]: Spent 3.70 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-17 17:22:46,683 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 17:22:48,362 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 17:22:48,636 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 17:22:53,070 WARN L191 SmtUtils]: Spent 4.43 s on a formula simplification. DAG size of input: 490 DAG size of output: 432 [2019-09-17 17:22:53,085 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 440 for LOIs [2019-09-17 17:22:53,184 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 440 for LOIs [2019-09-17 17:22:53,190 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 440 for LOIs [2019-09-17 17:23:04,995 WARN L191 SmtUtils]: Spent 11.65 s on a formula simplification. DAG size of input: 453 DAG size of output: 452 [2019-09-17 17:23:10,725 WARN L191 SmtUtils]: Spent 5.73 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-17 17:23:11,636 WARN L191 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 17:23:24,139 WARN L191 SmtUtils]: Spent 12.50 s on a formula simplification. DAG size of input: 509 DAG size of output: 458 [2019-09-17 17:23:49,972 WARN L191 SmtUtils]: Spent 25.73 s on a formula simplification. DAG size of input: 476 DAG size of output: 473 [2019-09-17 17:23:58,504 WARN L191 SmtUtils]: Spent 8.53 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-17 17:23:58,835 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 17:24:16,974 WARN L191 SmtUtils]: Spent 18.14 s on a formula simplification. DAG size of input: 519 DAG size of output: 473 [2019-09-17 17:24:47,248 WARN L191 SmtUtils]: Spent 30.14 s on a formula simplification. DAG size of input: 497 DAG size of output: 494 [2019-09-17 17:25:02,311 WARN L191 SmtUtils]: Spent 15.06 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 17:25:02,674 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 17:25:32,966 WARN L191 SmtUtils]: Spent 30.29 s on a formula simplification. DAG size of input: 542 DAG size of output: 495 [2019-09-17 17:25:54,652 WARN L191 SmtUtils]: Spent 21.63 s on a formula simplification that was a NOOP. DAG size: 512 [2019-09-17 17:26:16,367 WARN L191 SmtUtils]: Spent 21.71 s on a formula simplification that was a NOOP. DAG size: 512 [2019-09-17 17:26:16,743 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 17:27:00,364 WARN L191 SmtUtils]: Spent 43.62 s on a formula simplification. DAG size of input: 557 DAG size of output: 512 [2019-09-17 17:27:21,009 WARN L191 SmtUtils]: Spent 19.06 s on a formula simplification. DAG size of input: 499 DAG size of output: 493 [2019-09-17 17:27:30,465 WARN L191 SmtUtils]: Spent 9.45 s on a formula simplification that was a NOOP. DAG size: 493 [2019-09-17 17:27:30,803 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:27:49,852 WARN L191 SmtUtils]: Spent 19.05 s on a formula simplification. DAG size of input: 535 DAG size of output: 493 [2019-09-17 17:28:12,514 WARN L191 SmtUtils]: Spent 22.64 s on a formula simplification. DAG size of input: 503 DAG size of output: 502 [2019-09-17 17:28:23,789 WARN L191 SmtUtils]: Spent 11.27 s on a formula simplification that was a NOOP. DAG size: 502 [2019-09-17 17:28:47,103 WARN L191 SmtUtils]: Spent 23.29 s on a formula simplification. DAG size of input: 544 DAG size of output: 503 [2019-09-17 17:29:11,858 WARN L191 SmtUtils]: Spent 24.69 s on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-17 17:29:24,141 WARN L191 SmtUtils]: Spent 12.28 s on a formula simplification that was a NOOP. DAG size: 516 [2019-09-17 17:29:24,480 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-17 17:29:49,541 WARN L191 SmtUtils]: Spent 25.06 s on a formula simplification. DAG size of input: 550 DAG size of output: 517 [2019-09-17 17:30:15,512 WARN L191 SmtUtils]: Spent 25.85 s on a formula simplification. DAG size of input: 536 DAG size of output: 523 [2019-09-17 17:30:28,108 WARN L191 SmtUtils]: Spent 12.59 s on a formula simplification that was a NOOP. DAG size: 523 [2019-09-17 17:30:28,546 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 17:30:55,871 WARN L191 SmtUtils]: Spent 27.32 s on a formula simplification. DAG size of input: 557 DAG size of output: 524 [2019-09-17 17:31:12,330 WARN L191 SmtUtils]: Spent 16.30 s on a formula simplification. DAG size of input: 530 DAG size of output: 502 [2019-09-17 17:31:19,593 WARN L191 SmtUtils]: Spent 7.26 s on a formula simplification that was a NOOP. DAG size: 502 [2019-09-17 17:31:19,990 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 17:31:36,240 WARN L191 SmtUtils]: Spent 16.25 s on a formula simplification. DAG size of input: 527 DAG size of output: 504 [2019-09-17 17:32:00,818 WARN L191 SmtUtils]: Spent 24.51 s on a formula simplification. DAG size of input: 544 DAG size of output: 527 [2019-09-17 17:32:12,743 WARN L191 SmtUtils]: Spent 11.92 s on a formula simplification that was a NOOP. DAG size: 527 [2019-09-17 17:32:13,127 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:32:38,745 WARN L191 SmtUtils]: Spent 25.62 s on a formula simplification. DAG size of input: 549 DAG size of output: 528 [2019-09-17 17:32:54,945 WARN L191 SmtUtils]: Spent 15.85 s on a formula simplification. DAG size of input: 518 DAG size of output: 499 [2019-09-17 17:33:02,011 WARN L191 SmtUtils]: Spent 7.07 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-17 17:33:02,373 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:33:17,771 WARN L191 SmtUtils]: Spent 15.40 s on a formula simplification. DAG size of input: 520 DAG size of output: 499 [2019-09-17 17:33:38,159 WARN L191 SmtUtils]: Spent 20.36 s on a formula simplification. DAG size of input: 527 DAG size of output: 512 [2019-09-17 17:33:46,776 WARN L191 SmtUtils]: Spent 8.61 s on a formula simplification that was a NOOP. DAG size: 512 [2019-09-17 17:34:05,947 WARN L191 SmtUtils]: Spent 19.14 s on a formula simplification. DAG size of input: 534 DAG size of output: 513 [2019-09-17 17:34:33,231 WARN L191 SmtUtils]: Spent 27.25 s on a formula simplification. DAG size of input: 525 DAG size of output: 525 [2019-09-17 17:34:46,835 WARN L191 SmtUtils]: Spent 13.60 s on a formula simplification that was a NOOP. DAG size: 525 [2019-09-17 17:34:47,165 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-17 17:35:14,342 WARN L191 SmtUtils]: Spent 27.18 s on a formula simplification. DAG size of input: 547 DAG size of output: 526