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_spec5_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:10:03,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:10:03,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:10:03,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:10:03,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:10:03,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:10:03,149 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:10:03,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:10:03,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:10:03,167 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:10:03,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:10:03,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:10:03,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:10:03,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:10:03,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:10:03,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:10:03,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:10:03,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:10:03,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:10:03,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:10:03,191 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:10:03,194 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:10:03,195 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:10:03,196 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:10:03,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:10:03,201 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:10:03,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:10:03,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:10:03,206 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:10:03,207 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:10:03,208 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:10:03,210 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:10:03,210 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:10:03,211 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:10:03,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:10:03,216 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:10:03,216 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:10:03,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:10:03,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:10:03,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:10:03,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:10:03,221 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 06:10:03,235 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:10:03,236 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:10:03,237 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:10:03,237 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:10:03,237 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:10:03,238 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:10:03,238 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:10:03,238 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:10:03,238 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:10:03,238 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:10:03,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:10:03,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:10:03,239 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:10:03,239 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:10:03,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:10:03,240 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:10:03,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:10:03,240 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:10:03,240 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:10:03,240 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:10:03,240 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:10:03,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:10:03,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:10:03,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:10:03,241 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:10:03,241 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:10:03,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:10:03,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:10:03,242 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 06:10:03,301 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:10:03,320 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:10:03,324 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:10:03,326 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:10:03,326 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:10:03,327 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product24.cil.c [2019-09-17 06:10:03,398 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd4e30686/3707a698233c43478df888f4820b78e0/FLAG9fe57f5aa [2019-09-17 06:10:03,931 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:10:03,932 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product24.cil.c [2019-09-17 06:10:03,944 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd4e30686/3707a698233c43478df888f4820b78e0/FLAG9fe57f5aa [2019-09-17 06:10:04,222 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd4e30686/3707a698233c43478df888f4820b78e0 [2019-09-17 06:10:04,236 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:10:04,238 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:10:04,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:10:04,239 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:10:04,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:10:04,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:10:04" (1/1) ... [2019-09-17 06:10:04,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4731125c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:10:04, skipping insertion in model container [2019-09-17 06:10:04,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:10:04" (1/1) ... [2019-09-17 06:10:04,253 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:10:04,306 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:10:04,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:10:04,791 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:10:04,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:10:04,910 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:10:04,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:10:04 WrapperNode [2019-09-17 06:10:04,911 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:10:04,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:10:04,912 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:10:04,912 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:10:04,926 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:10:04" (1/1) ... [2019-09-17 06:10:04,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:10:04" (1/1) ... [2019-09-17 06:10:04,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:10:04" (1/1) ... [2019-09-17 06:10:04,946 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:10:04" (1/1) ... [2019-09-17 06:10:04,990 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:10:04" (1/1) ... [2019-09-17 06:10:05,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:10:04" (1/1) ... [2019-09-17 06:10:05,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:10:04" (1/1) ... [2019-09-17 06:10:05,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:10:05,042 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:10:05,042 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:10:05,042 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:10:05,044 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:10:04" (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 06:10:05,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:10:05,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:10:05,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:10:05,100 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:10:05,100 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:10:05,100 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:10:05,100 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:10:05,100 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:10:05,101 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:10:05,101 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:10:05,101 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:10:05,101 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:10:05,101 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:10:05,102 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:10:05,102 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 06:10:05,102 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:10:05,102 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:10:05,102 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:10:05,102 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:10:05,103 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:10:05,103 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 06:10:05,103 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 06:10:05,103 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:10:05,103 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:10:05,103 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:10:05,104 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:10:05,104 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:10:05,104 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:10:05,104 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 06:10:05,104 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 06:10:05,104 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 06:10:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:10:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:10:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:10:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:10:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:10:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:10:05,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:10:05,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-17 06:10:05,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-17 06:10:05,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-17 06:10:05,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:10:05,106 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:10:05,107 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:10:05,107 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:10:05,107 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:10:05,107 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:10:05,107 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:10:05,107 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:10:05,107 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:10:05,108 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:10:05,108 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:10:05,108 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-17 06:10:05,108 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:10:05,108 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:10:05,108 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:10:05,109 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:10:05,109 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:10:05,109 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:10:05,109 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:10:05,109 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:10:05,109 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:10:05,110 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:10:05,110 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 06:10:05,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:10:05,110 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:10:05,110 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:10:05,110 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:10:05,111 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:10:05,111 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 06:10:05,111 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 06:10:05,111 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-17 06:10:05,111 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-17 06:10:05,111 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:10:05,111 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 06:10:05,112 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 06:10:05,114 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 06:10:05,114 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:10:05,114 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:10:05,114 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:10:05,116 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:10:05,116 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:10:05,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:10:05,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:10:05,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:10:05,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:10:05,117 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:10:05,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:10:05,118 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:10:05,118 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:10:05,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:10:05,118 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:10:05,118 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:10:05,118 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:10:05,119 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:10:05,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:10:05,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:10:05,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:10:06,695 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:10:06,695 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:10:06,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:10:06 BoogieIcfgContainer [2019-09-17 06:10:06,697 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:10:06,697 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:10:06,697 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:10:06,698 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:10:06,699 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:10:06" (1/1) ... [2019-09-17 06:10:06,700 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 06:10:06,730 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:10:06,731 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:10:06,742 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:10:06,754 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:10:06,756 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:10:17,559 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 06:10:19,508 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:10:19,676 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:10:19,829 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:10:19,973 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:10:20,005 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-17 06:10:20,061 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-17 06:10:20,079 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-17 06:10:20,764 WARN L191 SmtUtils]: Spent 514.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-09-17 06:10:21,150 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-09-17 06:10:21,440 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-09-17 06:10:21,740 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-09-17 06:10:22,138 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-17 06:10:22,395 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-17 06:10:22,677 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-17 06:10:22,934 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-17 06:10:23,255 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-17 06:10:23,542 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-17 06:10:23,848 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-17 06:10:24,221 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-17 06:10:24,723 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-17 06:10:24,995 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 499 [2019-09-17 06:10:25,126 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 499 [2019-09-17 06:10:25,451 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:25,648 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:25,823 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:26,016 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:26,233 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 45 [2019-09-17 06:10:26,951 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:27,118 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:27,290 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:27,470 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:27,639 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:27,804 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:27,971 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:28,149 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:28,329 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:28,496 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:28,665 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:28,828 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:10:29,220 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 52 [2019-09-17 06:10:29,373 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 53 [2019-09-17 06:10:29,610 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 52 [2019-09-17 06:10:29,772 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 53 [2019-09-17 06:10:30,189 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-17 06:10:30,221 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-17 06:10:30,233 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-17 06:10:30,236 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-17 06:10:30,237 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:10:30,237 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:10:30,239 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 622#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-17 06:10:30,252 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:10:30,252 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:10:30,254 INFO L168 Benchmark]: Toolchain (without parser) took 26016.43 ms. Allocated memory was 134.2 MB in the beginning and 778.0 MB in the end (delta: 643.8 MB). Free memory was 87.9 MB in the beginning and 164.9 MB in the end (delta: -77.0 MB). Peak memory consumption was 566.9 MB. Max. memory is 7.1 GB. [2019-09-17 06:10:30,255 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:10:30,259 INFO L168 Benchmark]: CACSL2BoogieTranslator took 672.73 ms. Allocated memory was 134.2 MB in the beginning and 200.3 MB in the end (delta: 66.1 MB). Free memory was 87.7 MB in the beginning and 164.4 MB in the end (delta: -76.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-17 06:10:30,260 INFO L168 Benchmark]: Boogie Preprocessor took 130.26 ms. Allocated memory is still 200.3 MB. Free memory was 164.4 MB in the beginning and 160.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-17 06:10:30,260 INFO L168 Benchmark]: RCFGBuilder took 1654.80 ms. Allocated memory was 200.3 MB in the beginning and 227.0 MB in the end (delta: 26.7 MB). Free memory was 160.1 MB in the beginning and 145.5 MB in the end (delta: 14.6 MB). Peak memory consumption was 86.7 MB. Max. memory is 7.1 GB. [2019-09-17 06:10:30,261 INFO L168 Benchmark]: Sifa took 23554.99 ms. Allocated memory was 227.0 MB in the beginning and 778.0 MB in the end (delta: 551.0 MB). Free memory was 145.5 MB in the beginning and 164.9 MB in the end (delta: -19.4 MB). Peak memory consumption was 531.6 MB. Max. memory is 7.1 GB. [2019-09-17 06:10:30,274 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 134.2 MB. Free memory was 107.3 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 672.73 ms. Allocated memory was 134.2 MB in the beginning and 200.3 MB in the end (delta: 66.1 MB). Free memory was 87.7 MB in the beginning and 164.4 MB in the end (delta: -76.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 130.26 ms. Allocated memory is still 200.3 MB. Free memory was 164.4 MB in the beginning and 160.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1654.80 ms. Allocated memory was 200.3 MB in the beginning and 227.0 MB in the end (delta: 26.7 MB). Free memory was 160.1 MB in the beginning and 145.5 MB in the end (delta: 14.6 MB). Peak memory consumption was 86.7 MB. Max. memory is 7.1 GB. * Sifa took 23554.99 ms. Allocated memory was 227.0 MB in the beginning and 778.0 MB in the end (delta: 551.0 MB). Free memory was 145.5 MB in the beginning and 164.9 MB in the end (delta: -19.4 MB). Peak memory consumption was 531.6 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]: 23509, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 265, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 178, TOOLS_POST_TIME[ms]: 13010, TOOLS_POST_CALL_APPLICATIONS: 80, TOOLS_POST_CALL_TIME[ms]: 242, TOOLS_POST_RETURN_APPLICATIONS: 71, TOOLS_POST_RETURN_TIME[ms]: 173, TOOLS_QUANTIFIERELIM_APPLICATIONS: 329, TOOLS_QUANTIFIERELIM_TIME[ms]: 13274, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12838, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 270, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 105, DOMAIN_JOIN_TIME[ms]: 9212, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 276, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 14, DOMAIN_ISBOTTOM_APPLICATIONS: 59, DOMAIN_ISBOTTOM_TIME[ms]: 390, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6309, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6308, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 71, CALL_SUMMARIZER_CACHE_MISSES: 26, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13282, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13281, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 51, DAG_COMPRESSION_PROCESSED_NODES: 834, DAG_COMPRESSION_RETAINED_NODES: 283 - UnprovableResult [Line: 975]: 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 622#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...