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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product55.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 14:54:52,105 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 14:54:52,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 14:54:52,126 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 14:54:52,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 14:54:52,128 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 14:54:52,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 14:54:52,139 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 14:54:52,144 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 14:54:52,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 14:54:52,148 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 14:54:52,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 14:54:52,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 14:54:52,153 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 14:54:52,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 14:54:52,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 14:54:52,159 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 14:54:52,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 14:54:52,163 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 14:54:52,168 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 14:54:52,171 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 14:54:52,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 14:54:52,175 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 14:54:52,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 14:54:52,178 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 14:54:52,178 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 14:54:52,179 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 14:54:52,180 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 14:54:52,182 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 14:54:52,182 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 14:54:52,183 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 14:54:52,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 14:54:52,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 14:54:52,186 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 14:54:52,187 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 14:54:52,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 14:54:52,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 14:54:52,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 14:54:52,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 14:54:52,189 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 14:54:52,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 14:54:52,191 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 [2019-09-18 14:54:52,207 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 14:54:52,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 14:54:52,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 14:54:52,208 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 14:54:52,209 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 14:54:52,209 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 14:54:52,209 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 14:54:52,209 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 14:54:52,209 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 14:54:52,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 14:54:52,210 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 14:54:52,210 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 14:54:52,210 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 14:54:52,210 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 14:54:52,210 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 14:54:52,211 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 14:54:52,211 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 14:54:52,211 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 14:54:52,211 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 14:54:52,211 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 14:54:52,212 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 14:54:52,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 14:54:52,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 14:54:52,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 14:54:52,212 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 14:54:52,212 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 14:54:52,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 14:54:52,213 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 14:54:52,213 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 -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 14:54:52,243 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 14:54:52,256 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 14:54:52,259 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 14:54:52,260 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 14:54:52,261 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 14:54:52,261 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product55.cil.c [2019-09-18 14:54:52,321 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67df6cf8f/d0ac6400d4854ff99788ad20d4a9cdf0/FLAGa63a3a9c1 [2019-09-18 14:54:52,781 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 14:54:52,782 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product55.cil.c [2019-09-18 14:54:52,814 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67df6cf8f/d0ac6400d4854ff99788ad20d4a9cdf0/FLAGa63a3a9c1 [2019-09-18 14:54:53,084 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67df6cf8f/d0ac6400d4854ff99788ad20d4a9cdf0 [2019-09-18 14:54:53,096 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 14:54:53,098 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 14:54:53,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 14:54:53,101 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 14:54:53,105 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 14:54:53,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:54:53" (1/1) ... [2019-09-18 14:54:53,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7497e0d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:54:53, skipping insertion in model container [2019-09-18 14:54:53,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:54:53" (1/1) ... [2019-09-18 14:54:53,116 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 14:54:53,164 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 14:54:53,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 14:54:53,679 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 14:54:53,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 14:54:53,828 INFO L192 MainTranslator]: Completed translation [2019-09-18 14:54:53,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:54:53 WrapperNode [2019-09-18 14:54:53,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 14:54:53,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 14:54:53,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 14:54:53,830 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 14:54:53,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:54:53" (1/1) ... [2019-09-18 14:54:53,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:54:53" (1/1) ... [2019-09-18 14:54:53,861 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:54:53" (1/1) ... [2019-09-18 14:54:53,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:54:53" (1/1) ... [2019-09-18 14:54:53,890 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:54:53" (1/1) ... [2019-09-18 14:54:53,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:54:53" (1/1) ... [2019-09-18 14:54:53,904 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:54:53" (1/1) ... [2019-09-18 14:54:53,912 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 14:54:53,912 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 14:54:53,913 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 14:54:53,913 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 14:54:53,915 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:54:53" (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 [2019-09-18 14:54:53,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 14:54:53,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 14:54:53,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 14:54:53,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 14:54:53,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 14:54:53,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 14:54:53,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 14:54:53,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 14:54:53,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 14:54:53,971 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 14:54:53,971 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 14:54:53,972 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 14:54:53,972 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 14:54:53,972 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 14:54:53,972 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 14:54:53,972 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 14:54:53,973 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 14:54:53,973 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 14:54:53,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 14:54:53,973 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 14:54:53,973 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 14:54:53,973 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 14:54:53,974 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 14:54:53,974 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 14:54:53,974 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 14:54:53,974 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 14:54:53,974 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 14:54:53,974 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 14:54:53,975 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 14:54:53,975 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 14:54:53,975 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 14:54:53,975 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-18 14:54:53,975 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 14:54:53,975 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 14:54:53,976 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 14:54:53,976 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 14:54:53,976 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 14:54:53,976 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 14:54:53,976 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 14:54:53,976 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 14:54:53,977 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 14:54:53,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-18 14:54:53,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-18 14:54:53,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-18 14:54:53,977 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 14:54:53,977 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 14:54:53,978 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 14:54:53,978 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 14:54:53,978 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 14:54:53,978 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 14:54:53,978 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 14:54:53,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 14:54:53,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 14:54:53,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 14:54:53,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 14:54:53,979 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 14:54:53,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 14:54:53,979 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 14:54:53,980 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 14:54:53,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 14:54:53,980 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 14:54:53,980 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 14:54:53,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 14:54:53,980 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 14:54:53,981 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 14:54:53,981 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 14:54:53,981 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 14:54:53,981 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 14:54:53,981 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 14:54:53,981 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 14:54:53,981 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 14:54:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-18 14:54:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 14:54:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 14:54:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 14:54:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 14:54:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 14:54:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 14:54:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 14:54:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 14:54:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 14:54:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 14:54:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 14:54:53,984 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 14:54:53,984 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 14:54:53,984 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 14:54:53,984 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 14:54:53,984 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 14:54:53,984 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 14:54:53,984 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 14:54:53,985 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-18 14:54:53,985 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-18 14:54:53,985 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 14:54:53,985 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 14:54:53,985 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 14:54:53,985 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 14:54:53,986 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 14:54:53,986 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-18 14:54:53,986 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 14:54:53,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 14:54:53,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 14:54:53,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 14:54:55,203 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 14:54:55,203 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 14:54:55,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:54:55 BoogieIcfgContainer [2019-09-18 14:54:55,205 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 14:54:55,205 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 14:54:55,205 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 14:54:55,206 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 14:54:55,207 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:54:55" (1/1) ... [2019-09-18 14:54:55,208 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 14:54:55,231 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 14:54:55,231 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 14:54:55,242 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 14:54:55,254 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 14:54:55,256 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 14:54:55,846 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-18 14:54:56,001 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 43 [2019-09-18 14:54:56,242 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-18 14:54:56,467 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-18 14:54:56,781 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2019-09-18 14:54:57,096 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-18 14:54:57,516 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-18 14:54:57,888 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2019-09-18 14:54:58,438 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 86 [2019-09-18 14:54:58,966 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 85 [2019-09-18 14:54:59,736 WARN L191 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2019-09-18 14:55:00,325 WARN L191 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 97 [2019-09-18 14:55:00,541 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 14:55:01,313 WARN L191 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 111 [2019-09-18 14:55:01,901 WARN L191 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2019-09-18 14:55:02,215 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 14:55:03,224 WARN L191 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 212 DAG size of output: 119 [2019-09-18 14:55:03,423 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 14:55:04,082 WARN L191 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 120 [2019-09-18 14:55:04,470 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-18 14:55:05,641 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 243 DAG size of output: 133 [2019-09-18 14:55:05,838 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 14:55:06,564 WARN L191 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 134 [2019-09-18 14:55:06,991 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-18 14:55:08,204 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 291 DAG size of output: 147 [2019-09-18 14:55:09,235 WARN L191 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 144 [2019-09-18 14:55:09,978 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-18 14:55:11,992 WARN L191 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 337 DAG size of output: 165 [2019-09-18 14:55:13,134 WARN L191 SmtUtils]: Spent 965.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 160 [2019-09-18 14:55:14,046 WARN L191 SmtUtils]: Spent 568.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-18 14:55:16,576 WARN L191 SmtUtils]: Spent 2.52 s on a formula simplification. DAG size of input: 382 DAG size of output: 174 [2019-09-18 14:55:17,825 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 213 DAG size of output: 169 [2019-09-18 14:55:19,043 WARN L191 SmtUtils]: Spent 763.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-18 14:55:22,385 WARN L191 SmtUtils]: Spent 3.33 s on a formula simplification. DAG size of input: 497 DAG size of output: 214 [2019-09-18 14:55:22,645 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 14:55:23,893 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 261 DAG size of output: 209 [2019-09-18 14:55:25,381 WARN L191 SmtUtils]: Spent 955.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-18 14:55:29,569 WARN L191 SmtUtils]: Spent 4.18 s on a formula simplification. DAG size of input: 541 DAG size of output: 241 [2019-09-18 14:55:31,298 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 282 DAG size of output: 236 [2019-09-18 14:55:33,216 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-18 14:55:38,631 WARN L191 SmtUtils]: Spent 5.40 s on a formula simplification. DAG size of input: 620 DAG size of output: 260 [2019-09-18 14:55:38,939 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-18 14:55:40,633 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 303 DAG size of output: 255 [2019-09-18 14:55:42,940 WARN L191 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-18 14:55:49,257 WARN L191 SmtUtils]: Spent 6.30 s on a formula simplification. DAG size of input: 691 DAG size of output: 279 [2019-09-18 14:55:49,665 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 14:55:51,661 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 330 DAG size of output: 276 [2019-09-18 14:55:54,476 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 565 [2019-09-18 14:56:02,062 WARN L191 SmtUtils]: Spent 7.57 s on a formula simplification. DAG size of input: 781 DAG size of output: 289 [2019-09-18 14:56:02,431 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 14:56:04,790 WARN L191 SmtUtils]: Spent 2.35 s on a formula simplification. DAG size of input: 356 DAG size of output: 286 [2019-09-18 14:56:07,326 WARN L191 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 623 [2019-09-18 14:56:13,952 WARN L191 SmtUtils]: Spent 6.61 s on a formula simplification. DAG size of input: 833 DAG size of output: 307 [2019-09-18 14:56:14,321 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 14:56:16,763 WARN L191 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 356 DAG size of output: 302 [2019-09-18 14:56:20,749 WARN L191 SmtUtils]: Spent 2.38 s on a formula simplification that was a NOOP. DAG size: 681 [2019-09-18 14:56:31,559 WARN L191 SmtUtils]: Spent 10.79 s on a formula simplification. DAG size of input: 870 DAG size of output: 328 [2019-09-18 14:56:31,987 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 14:56:34,845 WARN L191 SmtUtils]: Spent 2.85 s on a formula simplification. DAG size of input: 404 DAG size of output: 325 [2019-09-18 14:56:39,548 WARN L191 SmtUtils]: Spent 2.81 s on a formula simplification that was a NOOP. DAG size: 739 [2019-09-18 14:56:53,215 WARN L191 SmtUtils]: Spent 13.64 s on a formula simplification. DAG size of input: 921 DAG size of output: 361 [2019-09-18 14:56:53,707 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 14:56:57,012 WARN L191 SmtUtils]: Spent 3.30 s on a formula simplification. DAG size of input: 426 DAG size of output: 360 [2019-09-18 14:57:02,518 WARN L191 SmtUtils]: Spent 3.24 s on a formula simplification that was a NOOP. DAG size: 797 [2019-09-18 14:57:18,283 WARN L191 SmtUtils]: Spent 15.74 s on a formula simplification. DAG size of input: 1032 DAG size of output: 380 [2019-09-18 14:57:18,807 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-09-18 14:57:22,456 WARN L191 SmtUtils]: Spent 3.64 s on a formula simplification. DAG size of input: 460 DAG size of output: 377 [2019-09-18 14:57:28,819 WARN L191 SmtUtils]: Spent 3.68 s on a formula simplification that was a NOOP. DAG size: 855 [2019-09-18 14:57:46,507 WARN L191 SmtUtils]: Spent 17.66 s on a formula simplification. DAG size of input: 1054 DAG size of output: 402 [2019-09-18 14:57:47,116 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 14:57:51,267 WARN L191 SmtUtils]: Spent 4.14 s on a formula simplification. DAG size of input: 485 DAG size of output: 403 [2019-09-18 14:57:58,632 WARN L191 SmtUtils]: Spent 4.16 s on a formula simplification that was a NOOP. DAG size: 913 [2019-09-18 14:58:18,814 WARN L191 SmtUtils]: Spent 20.15 s on a formula simplification. DAG size of input: 1098 DAG size of output: 420 [2019-09-18 14:58:19,403 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 14:58:23,800 WARN L191 SmtUtils]: Spent 4.39 s on a formula simplification. DAG size of input: 487 DAG size of output: 417 [2019-09-18 14:58:27,858 WARN L191 SmtUtils]: Spent 4.05 s on a formula simplification. DAG size of input: 426 DAG size of output: 424 [2019-09-18 14:58:29,868 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 14:58:29,885 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 14:58:29,941 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 14:58:29,955 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 14:58:42,647 WARN L191 SmtUtils]: Spent 12.56 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 14:58:48,870 WARN L191 SmtUtils]: Spent 6.22 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 14:59:01,351 WARN L191 SmtUtils]: Spent 12.48 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 14:59:07,498 WARN L191 SmtUtils]: Spent 6.15 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 14:59:19,900 WARN L191 SmtUtils]: Spent 12.40 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 14:59:26,081 WARN L191 SmtUtils]: Spent 6.18 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 14:59:38,385 WARN L191 SmtUtils]: Spent 12.30 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 14:59:44,560 WARN L191 SmtUtils]: Spent 6.17 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 15:00:15,560 WARN L191 SmtUtils]: Spent 30.92 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-18 15:00:25,850 WARN L191 SmtUtils]: Spent 10.29 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 15:01:02,439 WARN L191 SmtUtils]: Spent 36.51 s on a formula simplification. DAG size of input: 484 DAG size of output: 481 [2019-09-18 15:01:20,773 WARN L191 SmtUtils]: Spent 18.33 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-18 15:01:51,733 WARN L191 SmtUtils]: Spent 30.93 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-18 15:02:01,900 WARN L191 SmtUtils]: Spent 10.17 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 15:02:38,331 WARN L191 SmtUtils]: Spent 36.37 s on a formula simplification. DAG size of input: 484 DAG size of output: 481 [2019-09-18 15:02:56,505 WARN L191 SmtUtils]: Spent 18.17 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-18 15:03:27,200 WARN L191 SmtUtils]: Spent 30.66 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-18 15:03:37,535 WARN L191 SmtUtils]: Spent 10.33 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 15:03:56,031 WARN L191 SmtUtils]: Spent 18.49 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-18 15:03:57,536 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 15:03:57,718 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-18 15:03:58,004 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-18 15:03:58,112 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-18 15:03:58,341 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-18 15:03:58,456 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-18 15:03:58,575 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 15:03:58,777 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-18 15:03:58,936 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-18 15:04:30,300 WARN L191 SmtUtils]: Spent 30.82 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-18 15:04:40,587 WARN L191 SmtUtils]: Spent 10.29 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 15:04:58,816 WARN L191 SmtUtils]: Spent 18.22 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-18 15:04:59,177 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 15:04:59,351 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-18 15:04:59,646 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-18 15:04:59,758 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-18 15:05:00,008 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-18 15:05:00,121 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-18 15:05:00,236 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 15:05:00,425 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-18 15:05:00,562 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-18 15:05:00,573 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 23 for LOIs [2019-09-18 15:05:00,977 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-18 15:05:01,202 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-09-18 15:05:01,290 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-18 15:05:01,515 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 22 for LOIs [2019-09-18 15:05:01,520 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 33 for LOIs [2019-09-18 15:05:01,583 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 15:05:01,583 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 15:05:01,585 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 769#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= 0 ~systemActive~0)) (not (= ~pumpRunning~0 0))) [2019-09-18 15:05:01,597 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 15:05:01,597 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 15:05:01,598 INFO L168 Benchmark]: Toolchain (without parser) took 608501.09 ms. Allocated memory was 141.0 MB in the beginning and 148.9 MB in the end (delta: 7.9 MB). Free memory was 87.4 MB in the beginning and 106.3 MB in the end (delta: -18.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 15:05:01,599 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 15:05:01,599 INFO L168 Benchmark]: CACSL2BoogieTranslator took 728.27 ms. Allocated memory was 141.0 MB in the beginning and 197.1 MB in the end (delta: 56.1 MB). Free memory was 87.0 MB in the beginning and 159.8 MB in the end (delta: -72.8 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. [2019-09-18 15:05:01,600 INFO L168 Benchmark]: Boogie Preprocessor took 82.46 ms. Allocated memory is still 197.1 MB. Free memory was 159.8 MB in the beginning and 155.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-18 15:05:01,600 INFO L168 Benchmark]: RCFGBuilder took 1292.42 ms. Allocated memory was 197.1 MB in the beginning and 224.9 MB in the end (delta: 27.8 MB). Free memory was 155.5 MB in the beginning and 163.1 MB in the end (delta: -7.6 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. [2019-09-18 15:05:01,601 INFO L168 Benchmark]: Sifa took 606392.31 ms. Allocated memory was 224.9 MB in the beginning and 148.9 MB in the end (delta: -76.0 MB). Free memory was 163.1 MB in the beginning and 106.3 MB in the end (delta: 56.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 15:05:01,602 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 728.27 ms. Allocated memory was 141.0 MB in the beginning and 197.1 MB in the end (delta: 56.1 MB). Free memory was 87.0 MB in the beginning and 159.8 MB in the end (delta: -72.8 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.46 ms. Allocated memory is still 197.1 MB. Free memory was 159.8 MB in the beginning and 155.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1292.42 ms. Allocated memory was 197.1 MB in the beginning and 224.9 MB in the end (delta: 27.8 MB). Free memory was 155.5 MB in the beginning and 163.1 MB in the end (delta: -7.6 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. * Sifa took 606392.31 ms. Allocated memory was 224.9 MB in the beginning and 148.9 MB in the end (delta: -76.0 MB). Free memory was 163.1 MB in the beginning and 106.3 MB in the end (delta: 56.9 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 606355, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 491, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 404, TOOLS_POST_TIME[ms]: 208552, TOOLS_POST_CALL_APPLICATIONS: 73, TOOLS_POST_CALL_TIME[ms]: 156, TOOLS_POST_RETURN_APPLICATIONS: 64, TOOLS_POST_RETURN_TIME[ms]: 82, TOOLS_QUANTIFIERELIM_APPLICATIONS: 540, TOOLS_QUANTIFIERELIM_TIME[ms]: 208627, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 32530, FLUID_QUERY_TIME[ms]: 19, FLUID_QUERIES: 496, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 96, DOMAIN_JOIN_TIME[ms]: 396798, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 303, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 4, DOMAIN_ISBOTTOM_APPLICATIONS: 50, DOMAIN_ISBOTTOM_TIME[ms]: 267, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5332, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5332, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 64, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 216104, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 216103, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 13, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 44, DAG_COMPRESSION_PROCESSED_NODES: 848, DAG_COMPRESSION_RETAINED_NODES: 500 - UnprovableResult [Line: 551]: 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 769#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= 0 ~systemActive~0)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...