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_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:08:07,105 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:08:07,107 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:08:07,123 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:08:07,123 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:08:07,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:08:07,126 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:08:07,128 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:08:07,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:08:07,130 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:08:07,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:08:07,132 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:08:07,133 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:08:07,133 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:08:07,134 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:08:07,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:08:07,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:08:07,137 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:08:07,139 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:08:07,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:08:07,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:08:07,144 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:08:07,145 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:08:07,145 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:08:07,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:08:07,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:08:07,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:08:07,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:08:07,150 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:08:07,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:08:07,151 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:08:07,152 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:08:07,152 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:08:07,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:08:07,154 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:08:07,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:08:07,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:08:07,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:08:07,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:08:07,156 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:08:07,157 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:08:07,157 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 06:08:07,172 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:08:07,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:08:07,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:08:07,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:08:07,174 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:08:07,174 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:08:07,174 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:08:07,174 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:08:07,175 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:08:07,175 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:08:07,175 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:08:07,175 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:08:07,175 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:08:07,175 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:08:07,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:08:07,176 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:08:07,176 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:08:07,176 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:08:07,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:08:07,177 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:08:07,177 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:08:07,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:08:07,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:08:07,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:08:07,178 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:08:07,178 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:08:07,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:08:07,178 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:08:07,178 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 [2019-09-17 06:08:07,212 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:08:07,224 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:08:07,228 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:08:07,229 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:08:07,229 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:08:07,230 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product28.cil.c [2019-09-17 06:08:07,310 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fc8c6d48/7ec23b9789644cba9a8ab152f1224ca4/FLAGe2b22890e [2019-09-17 06:08:07,855 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:08:07,856 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product28.cil.c [2019-09-17 06:08:07,867 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fc8c6d48/7ec23b9789644cba9a8ab152f1224ca4/FLAGe2b22890e [2019-09-17 06:08:08,153 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fc8c6d48/7ec23b9789644cba9a8ab152f1224ca4 [2019-09-17 06:08:08,167 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:08:08,169 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:08:08,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:08:08,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:08:08,178 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:08:08,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:08:08" (1/1) ... [2019-09-17 06:08:08,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cf5d8ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:08, skipping insertion in model container [2019-09-17 06:08:08,183 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:08:08" (1/1) ... [2019-09-17 06:08:08,191 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:08:08,238 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:08:08,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:08:08,694 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:08:08,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:08:08,883 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:08:08,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:08 WrapperNode [2019-09-17 06:08:08,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:08:08,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:08:08,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:08:08,884 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:08:08,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:08" (1/1) ... [2019-09-17 06:08:08,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:08" (1/1) ... [2019-09-17 06:08:08,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:08" (1/1) ... [2019-09-17 06:08:08,922 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:08" (1/1) ... [2019-09-17 06:08:08,956 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:08" (1/1) ... [2019-09-17 06:08:08,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:08" (1/1) ... [2019-09-17 06:08:08,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:08" (1/1) ... [2019-09-17 06:08:09,003 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:08:09,004 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:08:09,004 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:08:09,004 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:08:09,006 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:08" (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 06:08:09,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:08:09,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:08:09,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:08:09,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:08:09,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:08:09,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:08:09,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:08:09,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:08:09,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:08:09,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:08:09,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-17 06:08:09,076 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:08:09,077 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:08:09,077 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:08:09,077 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:08:09,077 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:08:09,077 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 06:08:09,078 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:08:09,078 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 06:08:09,078 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:08:09,078 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:08:09,078 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:08:09,078 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:08:09,079 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:08:09,079 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 06:08:09,079 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 06:08:09,079 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 06:08:09,079 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:08:09,080 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:08:09,080 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:08:09,080 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:08:09,080 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:08:09,080 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:08:09,080 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 06:08:09,081 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:08:09,081 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:08:09,081 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:08:09,081 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:08:09,081 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:08:09,082 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:08:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:08:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:08:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:08:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:08:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:08:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:08:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:08:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:08:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:08:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:08:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:08:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:08:09,084 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:08:09,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:08:09,084 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:08:09,084 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:08:09,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:08:09,084 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:08:09,085 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:08:09,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:08:09,085 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:08:09,085 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:08:09,085 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:08:09,085 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-17 06:08:09,086 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:08:09,086 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:08:09,086 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:08:09,086 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:08:09,086 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:08:09,086 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:08:09,086 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:08:09,087 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 06:08:09,087 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:08:09,087 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:08:09,087 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:08:09,087 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:08:09,087 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 06:08:09,088 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 06:08:09,088 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:08:09,088 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 06:08:09,088 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 06:08:09,088 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 06:08:09,088 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:08:09,089 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:08:09,089 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:08:09,089 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:08:09,089 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:08:09,089 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:08:09,089 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:08:09,090 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:08:09,090 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:08:09,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:08:09,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:08:09,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:08:10,826 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:08:10,827 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:08:10,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:08:10 BoogieIcfgContainer [2019-09-17 06:08:10,828 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:08:10,829 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:08:10,829 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:08:10,829 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:08:10,830 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:08:10" (1/1) ... [2019-09-17 06:08:10,831 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 [2019-09-17 06:08:10,857 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:08:10,858 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:08:10,868 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:08:10,877 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:08:10,879 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:08:19,648 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 06:08:21,293 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:08:21,436 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:08:21,590 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:08:21,702 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:08:21,717 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-17 06:08:21,767 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-17 06:08:21,774 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-17 06:08:21,999 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-17 06:08:22,147 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-17 06:08:22,625 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:22,905 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:23,184 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:23,429 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:23,654 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:23,837 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:24,026 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:24,193 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:24,400 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:24,591 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:24,764 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:24,956 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:25,128 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:25,292 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:25,485 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:25,670 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:25,832 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:26,011 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:26,184 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:26,385 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:08:26,814 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:08:27,167 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:08:27,847 WARN L191 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:08:28,422 WARN L191 SmtUtils]: Spent 573.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:08:29,294 WARN L191 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-17 06:08:29,692 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:08:29,922 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-17 06:08:30,137 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-17 06:08:30,594 WARN L191 SmtUtils]: Spent 454.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-17 06:08:31,110 WARN L191 SmtUtils]: Spent 515.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-17 06:08:31,554 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-17 06:08:32,001 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-17 06:08:32,735 WARN L191 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-17 06:08:33,441 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:08:33,734 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:08:34,440 WARN L191 SmtUtils]: Spent 647.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:08:34,992 WARN L191 SmtUtils]: Spent 550.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:08:35,545 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 536 [2019-09-17 06:08:35,847 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:08:36,231 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:08:36,414 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:08:36,853 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:08:37,292 WARN L191 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:08:37,728 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:08:38,174 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:08:38,872 WARN L191 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 555 [2019-09-17 06:08:39,817 WARN L191 SmtUtils]: Spent 643.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:08:40,123 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:08:40,833 WARN L191 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:08:41,380 WARN L191 SmtUtils]: Spent 546.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:08:41,851 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 536 [2019-09-17 06:08:42,159 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:08:42,439 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:08:42,611 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:08:43,053 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:08:43,500 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:08:43,940 WARN L191 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:08:44,389 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:08:45,093 WARN L191 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 555 [2019-09-17 06:08:45,756 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:08:46,039 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:08:46,627 WARN L191 SmtUtils]: Spent 550.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:08:47,185 WARN L191 SmtUtils]: Spent 556.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:08:47,553 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 536 [2019-09-17 06:08:47,857 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:08:48,081 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:08:48,255 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:08:48,694 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:08:49,136 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:08:49,591 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:08:50,030 WARN L191 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:08:50,749 WARN L191 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 555 [2019-09-17 06:08:51,278 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:08:51,565 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:08:52,154 WARN L191 SmtUtils]: Spent 554.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:08:52,707 WARN L191 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:08:53,092 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 536 [2019-09-17 06:08:53,406 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:08:53,614 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:08:53,787 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:08:54,216 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:08:54,660 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:08:55,089 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:08:55,529 WARN L191 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:08:56,232 WARN L191 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 555 [2019-09-17 06:08:56,641 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:08:56,807 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:08:56,978 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:08:57,144 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:08:57,481 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-17 06:08:57,771 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-17 06:08:58,379 WARN L191 SmtUtils]: Spent 564.00 ms on a formula simplification that was a NOOP. DAG size: 565 [2019-09-17 06:08:58,936 WARN L191 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 565 [2019-09-17 06:08:59,316 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 548 DAG size of output: 548 [2019-09-17 06:08:59,637 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-17 06:08:59,843 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:09:00,018 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:09:00,359 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:09:00,706 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:09:01,044 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:09:01,383 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:09:01,997 WARN L191 SmtUtils]: Spent 603.00 ms on a formula simplification that was a NOOP. DAG size: 571 [2019-09-17 06:09:02,227 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:02,392 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:02,558 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:02,724 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:03,019 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-17 06:09:03,312 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-17 06:09:03,908 WARN L191 SmtUtils]: Spent 558.00 ms on a formula simplification that was a NOOP. DAG size: 565 [2019-09-17 06:09:04,467 WARN L191 SmtUtils]: Spent 558.00 ms on a formula simplification that was a NOOP. DAG size: 565 [2019-09-17 06:09:04,963 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 548 DAG size of output: 548 [2019-09-17 06:09:05,274 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-17 06:09:05,479 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:09:05,656 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:09:06,001 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:09:06,341 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:09:06,678 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:09:07,021 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:09:07,652 WARN L191 SmtUtils]: Spent 619.00 ms on a formula simplification that was a NOOP. DAG size: 571 [2019-09-17 06:09:08,009 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:09:08,290 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:09:08,882 WARN L191 SmtUtils]: Spent 559.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:09:09,438 WARN L191 SmtUtils]: Spent 554.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:09:09,837 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 536 [2019-09-17 06:09:10,142 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:09:10,345 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:10,515 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:10,952 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:09:11,396 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:09:11,832 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:09:12,271 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:09:12,973 WARN L191 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 555 [2019-09-17 06:09:13,368 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:13,537 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:13,706 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:13,872 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:14,181 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-17 06:09:14,474 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-17 06:09:15,083 WARN L191 SmtUtils]: Spent 572.00 ms on a formula simplification that was a NOOP. DAG size: 565 [2019-09-17 06:09:15,659 WARN L191 SmtUtils]: Spent 575.00 ms on a formula simplification that was a NOOP. DAG size: 565 [2019-09-17 06:09:16,046 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 548 DAG size of output: 548 [2019-09-17 06:09:16,366 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-17 06:09:16,588 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:09:16,767 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:09:17,118 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:09:17,457 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:09:17,803 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:09:18,143 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:09:18,765 WARN L191 SmtUtils]: Spent 607.00 ms on a formula simplification that was a NOOP. DAG size: 571 [2019-09-17 06:09:18,981 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:19,150 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:19,317 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:19,483 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:19,790 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-17 06:09:20,097 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-17 06:09:20,696 WARN L191 SmtUtils]: Spent 559.00 ms on a formula simplification that was a NOOP. DAG size: 565 [2019-09-17 06:09:21,269 WARN L191 SmtUtils]: Spent 571.00 ms on a formula simplification that was a NOOP. DAG size: 565 [2019-09-17 06:09:21,641 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 548 DAG size of output: 548 [2019-09-17 06:09:21,949 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-17 06:09:22,173 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:09:22,348 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:09:22,704 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:09:23,044 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:09:23,387 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:09:23,725 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:09:24,346 WARN L191 SmtUtils]: Spent 608.00 ms on a formula simplification that was a NOOP. DAG size: 571 [2019-09-17 06:09:24,392 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-17 06:09:24,427 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-17 06:09:24,438 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-17 06:09:24,440 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 12 for LOIs [2019-09-17 06:09:24,441 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:09:24,441 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:09:24,442 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1670#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-17 06:09:24,456 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:09:24,456 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:09:24,457 INFO L168 Benchmark]: Toolchain (without parser) took 76288.90 ms. Allocated memory was 137.9 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 83.0 MB in the beginning and 945.5 MB in the end (delta: -862.5 MB). Peak memory consumption was 257.9 MB. Max. memory is 7.1 GB. [2019-09-17 06:09:24,458 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 102.7 MB in the beginning and 102.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:09:24,459 INFO L168 Benchmark]: CACSL2BoogieTranslator took 710.77 ms. Allocated memory was 137.9 MB in the beginning and 197.1 MB in the end (delta: 59.2 MB). Free memory was 82.8 MB in the beginning and 161.3 MB in the end (delta: -78.5 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-09-17 06:09:24,459 INFO L168 Benchmark]: Boogie Preprocessor took 119.48 ms. Allocated memory is still 197.1 MB. Free memory was 161.3 MB in the beginning and 156.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-17 06:09:24,460 INFO L168 Benchmark]: RCFGBuilder took 1824.30 ms. Allocated memory was 197.1 MB in the beginning and 218.1 MB in the end (delta: 21.0 MB). Free memory was 156.9 MB in the beginning and 142.6 MB in the end (delta: 14.3 MB). Peak memory consumption was 92.5 MB. Max. memory is 7.1 GB. [2019-09-17 06:09:24,461 INFO L168 Benchmark]: Sifa took 73627.58 ms. Allocated memory was 218.1 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 142.6 MB in the beginning and 945.5 MB in the end (delta: -803.0 MB). Peak memory consumption was 237.2 MB. Max. memory is 7.1 GB. [2019-09-17 06:09:24,463 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 102.7 MB in the beginning and 102.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 710.77 ms. Allocated memory was 137.9 MB in the beginning and 197.1 MB in the end (delta: 59.2 MB). Free memory was 82.8 MB in the beginning and 161.3 MB in the end (delta: -78.5 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.48 ms. Allocated memory is still 197.1 MB. Free memory was 161.3 MB in the beginning and 156.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1824.30 ms. Allocated memory was 197.1 MB in the beginning and 218.1 MB in the end (delta: 21.0 MB). Free memory was 156.9 MB in the beginning and 142.6 MB in the end (delta: 14.3 MB). Peak memory consumption was 92.5 MB. Max. memory is 7.1 GB. * Sifa took 73627.58 ms. Allocated memory was 218.1 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 142.6 MB in the beginning and 945.5 MB in the end (delta: -803.0 MB). Peak memory consumption was 237.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 73585, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 869, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 584, TOOLS_POST_TIME[ms]: 10985, TOOLS_POST_CALL_APPLICATIONS: 223, TOOLS_POST_CALL_TIME[ms]: 819, TOOLS_POST_RETURN_APPLICATIONS: 214, TOOLS_POST_RETURN_TIME[ms]: 575, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1021, TOOLS_QUANTIFIERELIM_TIME[ms]: 12018, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10485, FLUID_QUERY_TIME[ms]: 22, FLUID_QUERIES: 910, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 263, DOMAIN_JOIN_TIME[ms]: 53389, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 18, DOMAIN_WIDEN_TIME[ms]: 6697, DOMAIN_ISSUBSETEQ_APPLICATIONS: 41, DOMAIN_ISSUBSETEQ_TIME[ms]: 179, DOMAIN_ISBOTTOM_APPLICATIONS: 151, DOMAIN_ISBOTTOM_TIME[ms]: 683, LOOP_SUMMARIZER_APPLICATIONS: 23, LOOP_SUMMARIZER_CACHE_MISSES: 23, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 48437, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 48436, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 41, CALL_SUMMARIZER_APPLICATIONS: 214, CALL_SUMMARIZER_CACHE_MISSES: 22, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10913, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10912, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 65, DAG_COMPRESSION_PROCESSED_NODES: 734, DAG_COMPRESSION_RETAINED_NODES: 375 - UnprovableResult [Line: 44]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1670#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...