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_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:34:44,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:34:44,105 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:34:44,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:34:44,118 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:34:44,119 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:34:44,121 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:34:44,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:34:44,124 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:34:44,125 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:34:44,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:34:44,127 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:34:44,127 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:34:44,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:34:44,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:34:44,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:34:44,131 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:34:44,132 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:34:44,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:34:44,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:34:44,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:34:44,138 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:34:44,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:34:44,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:34:44,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:34:44,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:34:44,143 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:34:44,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:34:44,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:34:44,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:34:44,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:34:44,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:34:44,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:34:44,147 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:34:44,148 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:34:44,148 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:34:44,149 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:34:44,149 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:34:44,149 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:34:44,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:34:44,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:34:44,152 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 [2019-09-21 08:34:44,166 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:34:44,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:34:44,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:34:44,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:34:44,168 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:34:44,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:34:44,169 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:34:44,169 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:34:44,169 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:34:44,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:34:44,169 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:34:44,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:34:44,170 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:34:44,170 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:34:44,170 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:34:44,170 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:34:44,170 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:34:44,171 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:34:44,171 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:34:44,171 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:34:44,171 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:34:44,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:34:44,172 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:34:44,172 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:34:44,172 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:34:44,172 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:34:44,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:34:44,173 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:34:44,173 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_QUICK [2019-09-21 08:34:44,204 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:34:44,216 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:34:44,220 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:34:44,221 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:34:44,222 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:34:44,222 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product03.cil.c [2019-09-21 08:34:44,286 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae9c94781/3606bc484e9e468e8b7f1cdd9097a4d4/FLAGdf76a343d [2019-09-21 08:34:44,811 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:34:44,812 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product03.cil.c [2019-09-21 08:34:44,825 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae9c94781/3606bc484e9e468e8b7f1cdd9097a4d4/FLAGdf76a343d [2019-09-21 08:34:45,121 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae9c94781/3606bc484e9e468e8b7f1cdd9097a4d4 [2019-09-21 08:34:45,131 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:34:45,132 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:34:45,133 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:34:45,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:34:45,137 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:34:45,138 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:34:45" (1/1) ... [2019-09-21 08:34:45,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@607ca0ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:45, skipping insertion in model container [2019-09-21 08:34:45,141 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:34:45" (1/1) ... [2019-09-21 08:34:45,149 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:34:45,201 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:34:45,621 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:34:45,646 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:34:45,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:34:45,769 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:34:45,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:45 WrapperNode [2019-09-21 08:34:45,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:34:45,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:34:45,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:34:45,771 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:34:45,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:45" (1/1) ... [2019-09-21 08:34:45,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:45" (1/1) ... [2019-09-21 08:34:45,819 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:45" (1/1) ... [2019-09-21 08:34:45,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:45" (1/1) ... [2019-09-21 08:34:45,852 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:45" (1/1) ... [2019-09-21 08:34:45,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:45" (1/1) ... [2019-09-21 08:34:45,882 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:45" (1/1) ... [2019-09-21 08:34:45,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:34:45,896 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:34:45,896 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:34:45,897 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:34:45,898 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:45" (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 [2019-09-21 08:34:45,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:34:45,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:34:45,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:34:45,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:34:45,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:34:45,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:34:45,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:34:45,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:34:45,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:34:45,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:34:45,977 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:34:45,978 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:34:45,978 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:34:45,979 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:34:45,979 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:34:45,979 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:34:45,981 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:34:45,982 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:34:45,982 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:34:45,982 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:34:45,982 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:34:45,982 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:34:45,982 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 08:34:45,983 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:34:45,983 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:34:45,983 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:34:45,983 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:34:45,983 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:34:45,983 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:34:45,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-21 08:34:45,984 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:34:45,984 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:34:45,984 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:34:45,984 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:34:45,984 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:34:45,985 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:34:45,985 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:34:45,985 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:34:45,985 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:34:45,985 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:34:45,985 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:34:45,986 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:34:45,986 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:34:45,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:34:45,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:34:45,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:34:45,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:34:45,988 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:34:45,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:34:45,988 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:34:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:34:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:34:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:34:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:34:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:34:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:34:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:34:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:34:45,990 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:34:45,990 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:34:45,990 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:34:45,990 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:34:45,990 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 08:34:45,990 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:34:45,990 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:34:45,991 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:34:45,991 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:34:45,991 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:34:45,991 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:34:45,991 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:34:45,991 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:34:45,991 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:34:45,992 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:34:45,992 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-21 08:34:45,992 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:34:45,992 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:34:45,992 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:34:45,992 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:34:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:34:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:34:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:34:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:34:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:34:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:34:47,410 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:34:47,410 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:34:47,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:34:47 BoogieIcfgContainer [2019-09-21 08:34:47,412 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:34:47,412 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:34:47,413 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:34:47,413 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:34:47,414 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:34:47" (1/1) ... [2019-09-21 08:34:47,415 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:34:47,438 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:34:47,438 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:34:47,450 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:34:47,461 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:34:47,462 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:34:56,791 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:34:58,452 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:34:58,597 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:34:58,745 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:34:58,884 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:34:58,910 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-21 08:34:58,963 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-21 08:34:58,970 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-21 08:34:59,139 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-21 08:34:59,294 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-21 08:34:59,759 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:35:00,070 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:35:00,326 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:35:00,558 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:35:00,779 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:35:00,949 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:35:01,155 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:35:01,334 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:35:01,536 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:35:01,706 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:35:01,881 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:35:02,057 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:35:02,485 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:35:02,825 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:35:03,277 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-21 08:35:03,614 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-21 08:35:04,237 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-21 08:35:04,571 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:35:04,860 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 530 [2019-09-21 08:35:05,068 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:35:05,382 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:35:05,730 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:35:06,085 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 542 [2019-09-21 08:35:06,422 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:35:06,978 WARN L191 SmtUtils]: Spent 537.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-21 08:35:07,670 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:35:07,944 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:35:08,358 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-21 08:35:08,663 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-21 08:35:09,033 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-21 08:35:09,516 WARN L191 SmtUtils]: Spent 481.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:35:10,044 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 530 [2019-09-21 08:35:10,361 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:35:10,670 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:35:11,012 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:35:11,317 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 542 [2019-09-21 08:35:11,637 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:35:12,213 WARN L191 SmtUtils]: Spent 559.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-21 08:35:13,192 WARN L191 SmtUtils]: Spent 673.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:35:13,924 WARN L191 SmtUtils]: Spent 730.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:35:14,328 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-21 08:35:14,625 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-21 08:35:14,937 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-21 08:35:15,113 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:35:15,357 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 530 [2019-09-21 08:35:15,538 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:35:15,848 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:35:16,158 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:35:16,483 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 542 [2019-09-21 08:35:16,786 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:35:17,364 WARN L191 SmtUtils]: Spent 557.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-21 08:35:17,778 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:35:17,950 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:35:18,125 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:35:18,295 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:35:18,626 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-21 08:35:18,928 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-21 08:35:19,265 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 556 [2019-09-21 08:35:19,585 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 556 [2019-09-21 08:35:19,878 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 546 DAG size of output: 546 [2019-09-21 08:35:20,071 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-09-21 08:35:20,464 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-21 08:35:20,689 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-21 08:35:20,912 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-21 08:35:21,118 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-21 08:35:21,620 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 570 [2019-09-21 08:35:22,240 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:35:22,523 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:35:22,855 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-21 08:35:23,157 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-21 08:35:23,372 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-21 08:35:23,555 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:35:23,753 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 530 [2019-09-21 08:35:23,927 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:35:24,228 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:35:24,536 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:35:24,838 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 542 [2019-09-21 08:35:25,144 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 542