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 NONE -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:11:27,198 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:11:27,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:11:27,218 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:11:27,219 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:11:27,220 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:11:27,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:11:27,236 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:11:27,238 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:11:27,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:11:27,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:11:27,244 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:11:27,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:11:27,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:11:27,250 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:11:27,251 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:11:27,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:11:27,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:11:27,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:11:27,261 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:11:27,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:11:27,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:11:27,269 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:11:27,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:11:27,272 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:11:27,272 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:11:27,272 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:11:27,275 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:11:27,276 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:11:27,278 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:11:27,278 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:11:27,279 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:11:27,280 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:11:27,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:11:27,285 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:11:27,285 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:11:27,286 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:11:27,286 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:11:27,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:11:27,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:11:27,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:11:27,289 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 [2019-09-20 15:11:27,310 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:11:27,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:11:27,312 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:11:27,313 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:11:27,313 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:11:27,313 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:11:27,313 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:11:27,313 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:11:27,314 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:11:27,314 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:11:27,315 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:11:27,315 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:11:27,315 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:11:27,316 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:11:27,316 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:11:27,316 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:11:27,316 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:11:27,317 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:11:27,317 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:11:27,317 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:11:27,317 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:11:27,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:11:27,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:11:27,318 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:11:27,318 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:11:27,318 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:11:27,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:11:27,319 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:11:27,319 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 -> NONE [2019-09-20 15:11:27,356 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:11:27,367 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:11:27,370 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:11:27,371 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:11:27,372 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:11:27,373 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c [2019-09-20 15:11:27,436 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecb6f110a/2ebd17b14b464cedbc4b6d5fb03e9da0/FLAGd65106b3d [2019-09-20 15:11:27,950 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:11:27,951 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c [2019-09-20 15:11:27,963 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecb6f110a/2ebd17b14b464cedbc4b6d5fb03e9da0/FLAGd65106b3d [2019-09-20 15:11:28,252 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecb6f110a/2ebd17b14b464cedbc4b6d5fb03e9da0 [2019-09-20 15:11:28,265 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:11:28,269 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:11:28,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:11:28,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:11:28,274 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:11:28,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:11:28" (1/1) ... [2019-09-20 15:11:28,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c97aa4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:11:28, skipping insertion in model container [2019-09-20 15:11:28,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:11:28" (1/1) ... [2019-09-20 15:11:28,286 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:11:28,349 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:11:28,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:11:28,825 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:11:28,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:11:28,965 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:11:28,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:11:28 WrapperNode [2019-09-20 15:11:28,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:11:28,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:11:28,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:11:28,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:11:28,979 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:11:28" (1/1) ... [2019-09-20 15:11:28,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:11:28" (1/1) ... [2019-09-20 15:11:28,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:11:28" (1/1) ... [2019-09-20 15:11:28,999 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:11:28" (1/1) ... [2019-09-20 15:11:29,025 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:11:28" (1/1) ... [2019-09-20 15:11:29,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:11:28" (1/1) ... [2019-09-20 15:11:29,041 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:11:28" (1/1) ... [2019-09-20 15:11:29,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:11:29,049 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:11:29,050 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:11:29,050 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:11:29,051 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:11:28" (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 [2019-09-20 15:11:29,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:11:29,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:11:29,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:11:29,120 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:11:29,120 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:11:29,120 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:11:29,121 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:11:29,121 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:11:29,121 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:11:29,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:11:29,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:11:29,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:11:29,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:11:29,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:11:29,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:11:29,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:11:29,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-20 15:11:29,123 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:11:29,123 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:11:29,123 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:11:29,123 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:11:29,123 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:11:29,123 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:11:29,124 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:11:29,124 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:11:29,124 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-20 15:11:29,124 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:11:29,124 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:11:29,125 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:11:29,125 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:11:29,125 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:11:29,125 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:11:29,125 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:11:29,125 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:11:29,126 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:11:29,126 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:11:29,126 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:11:29,126 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:11:29,126 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:11:29,126 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:11:29,126 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:11:29,127 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:11:29,127 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:11:29,127 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:11:29,127 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:11:29,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:11:29,127 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:11:29,128 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:11:29,128 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:11:29,128 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:11:29,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:11:29,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:11:29,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:11:29,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:11:29,129 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:11:29,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:11:29,129 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:11:29,129 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:11:29,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:11:29,130 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:11:29,130 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:11:29,130 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:11:29,130 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:11:29,130 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:11:29,130 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-20 15:11:29,131 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:11:29,131 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:11:29,131 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:11:29,131 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:11:29,131 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:11:29,131 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:11:29,132 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:11:29,132 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:11:29,132 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:11:29,132 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:11:29,132 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:11:29,132 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:11:29,133 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:11:29,133 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:11:29,133 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:11:29,133 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:11:29,133 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-20 15:11:29,133 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:11:29,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:11:29,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:11:29,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:11:30,780 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:11:30,780 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:11:30,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:11:30 BoogieIcfgContainer [2019-09-20 15:11:30,782 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:11:30,782 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:11:30,782 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:11:30,783 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:11:30,784 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:11:30" (1/1) ... [2019-09-20 15:11:30,785 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=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:11:30,810 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:11:30,811 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:11:30,824 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:11:30,836 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:11:30,837 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:11:43,624 WARN L191 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:11:43,667 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-20 15:11:43,725 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-20 15:11:43,732 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-20 15:11:44,912 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-20 15:11:44,918 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 510 for LOIs [2019-09-20 15:11:45,069 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-20 15:11:45,072 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 12 for LOIs [2019-09-20 15:11:45,073 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:11:45,074 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:11:45,076 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 324#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-20 15:11:45,098 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:11:45,098 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:11:45,102 INFO L168 Benchmark]: Toolchain (without parser) took 16833.69 ms. Allocated memory was 136.3 MB in the beginning and 361.2 MB in the end (delta: 224.9 MB). Free memory was 83.4 MB in the beginning and 97.1 MB in the end (delta: -13.7 MB). Peak memory consumption was 211.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:11:45,104 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 136.3 MB. Free memory was 102.4 MB in the beginning and 102.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:11:45,106 INFO L168 Benchmark]: CACSL2BoogieTranslator took 696.20 ms. Allocated memory was 136.3 MB in the beginning and 196.6 MB in the end (delta: 60.3 MB). Free memory was 83.2 MB in the beginning and 163.4 MB in the end (delta: -80.3 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2019-09-20 15:11:45,108 INFO L168 Benchmark]: Boogie Preprocessor took 82.66 ms. Allocated memory is still 196.6 MB. Free memory was 163.4 MB in the beginning and 159.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:11:45,117 INFO L168 Benchmark]: RCFGBuilder took 1732.37 ms. Allocated memory was 196.6 MB in the beginning and 213.4 MB in the end (delta: 16.8 MB). Free memory was 159.4 MB in the beginning and 146.8 MB in the end (delta: 12.7 MB). Peak memory consumption was 99.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:11:45,118 INFO L168 Benchmark]: Sifa took 14316.28 ms. Allocated memory was 213.4 MB in the beginning and 361.2 MB in the end (delta: 147.8 MB). Free memory was 146.8 MB in the beginning and 97.1 MB in the end (delta: 49.7 MB). Peak memory consumption was 197.5 MB. Max. memory is 7.1 GB. [2019-09-20 15:11:45,129 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 136.3 MB. Free memory was 102.4 MB in the beginning and 102.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 696.20 ms. Allocated memory was 136.3 MB in the beginning and 196.6 MB in the end (delta: 60.3 MB). Free memory was 83.2 MB in the beginning and 163.4 MB in the end (delta: -80.3 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.66 ms. Allocated memory is still 196.6 MB. Free memory was 163.4 MB in the beginning and 159.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1732.37 ms. Allocated memory was 196.6 MB in the beginning and 213.4 MB in the end (delta: 16.8 MB). Free memory was 159.4 MB in the beginning and 146.8 MB in the end (delta: 12.7 MB). Peak memory consumption was 99.8 MB. Max. memory is 7.1 GB. * Sifa took 14316.28 ms. Allocated memory was 213.4 MB in the beginning and 361.2 MB in the end (delta: 147.8 MB). Free memory was 146.8 MB in the beginning and 97.1 MB in the end (delta: 49.7 MB). Peak memory consumption was 197.5 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]: 14266, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 168, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 111, TOOLS_POST_TIME[ms]: 13002, TOOLS_POST_CALL_APPLICATIONS: 49, TOOLS_POST_CALL_TIME[ms]: 498, TOOLS_POST_RETURN_APPLICATIONS: 42, TOOLS_POST_RETURN_TIME[ms]: 258, TOOLS_QUANTIFIERELIM_APPLICATIONS: 201, TOOLS_QUANTIFIERELIM_TIME[ms]: 13593, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12709, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 172, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 52, DOMAIN_JOIN_TIME[ms]: 31, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 2, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 71, DOMAIN_ISBOTTOM_APPLICATIONS: 30, DOMAIN_ISBOTTOM_TIME[ms]: 238, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 861, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 861, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 42, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12787, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12786, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 297, DAG_COMPRESSION_RETAINED_NODES: 174 - UnprovableResult [Line: 496]: 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 324#(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...