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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product45.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 22:43:47,080 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 22:43:47,082 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 22:43:47,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 22:43:47,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 22:43:47,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 22:43:47,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 22:43:47,098 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 22:43:47,100 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 22:43:47,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 22:43:47,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 22:43:47,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 22:43:47,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 22:43:47,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 22:43:47,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 22:43:47,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 22:43:47,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 22:43:47,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 22:43:47,110 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 22:43:47,112 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 22:43:47,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 22:43:47,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 22:43:47,115 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 22:43:47,116 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 22:43:47,118 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 22:43:47,119 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 22:43:47,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 22:43:47,120 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 22:43:47,120 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 22:43:47,121 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 22:43:47,121 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 22:43:47,122 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 22:43:47,123 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 22:43:47,124 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 22:43:47,125 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 22:43:47,125 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 22:43:47,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 22:43:47,126 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 22:43:47,126 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 22:43:47,127 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 22:43:47,128 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 22:43:47,128 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 [2019-09-19 22:43:47,149 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 22:43:47,150 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 22:43:47,152 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 22:43:47,152 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 22:43:47,152 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 22:43:47,152 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 22:43:47,153 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 22:43:47,153 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 22:43:47,153 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 22:43:47,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 22:43:47,153 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 22:43:47,153 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 22:43:47,154 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 22:43:47,154 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 22:43:47,155 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 22:43:47,155 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 22:43:47,155 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 22:43:47,155 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 22:43:47,156 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 22:43:47,156 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 22:43:47,156 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 22:43:47,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 22:43:47,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 22:43:47,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 22:43:47,157 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 22:43:47,157 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 22:43:47,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 22:43:47,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 22:43:47,159 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 22:43:47,214 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 22:43:47,234 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 22:43:47,237 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 22:43:47,239 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 22:43:47,239 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 22:43:47,240 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product45.cil.c [2019-09-19 22:43:47,312 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/784d39124/725d5b7b00f4480e943e94f044d408aa/FLAG918692259 [2019-09-19 22:43:47,795 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 22:43:47,796 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product45.cil.c [2019-09-19 22:43:47,819 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/784d39124/725d5b7b00f4480e943e94f044d408aa/FLAG918692259 [2019-09-19 22:43:48,316 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/784d39124/725d5b7b00f4480e943e94f044d408aa [2019-09-19 22:43:48,325 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 22:43:48,327 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 22:43:48,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 22:43:48,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 22:43:48,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 22:43:48,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:43:48" (1/1) ... [2019-09-19 22:43:48,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b6c1520 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:43:48, skipping insertion in model container [2019-09-19 22:43:48,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:43:48" (1/1) ... [2019-09-19 22:43:48,343 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 22:43:48,401 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 22:43:48,849 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:43:48,862 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 22:43:48,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:43:49,001 INFO L192 MainTranslator]: Completed translation [2019-09-19 22:43:49,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:43:49 WrapperNode [2019-09-19 22:43:49,001 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 22:43:49,002 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 22:43:49,002 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 22:43:49,002 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 22:43:49,016 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:43:49" (1/1) ... [2019-09-19 22:43:49,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:43:49" (1/1) ... [2019-09-19 22:43:49,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:43:49" (1/1) ... [2019-09-19 22:43:49,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:43:49" (1/1) ... [2019-09-19 22:43:49,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:43:49" (1/1) ... [2019-09-19 22:43:49,075 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:43:49" (1/1) ... [2019-09-19 22:43:49,080 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:43:49" (1/1) ... [2019-09-19 22:43:49,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 22:43:49,089 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 22:43:49,089 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 22:43:49,089 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 22:43:49,090 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:43:49" (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 [2019-09-19 22:43:49,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 22:43:49,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 22:43:49,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 22:43:49,154 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 22:43:49,155 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 22:43:49,155 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 22:43:49,155 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 22:43:49,155 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 22:43:49,155 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 22:43:49,156 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 22:43:49,156 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 22:43:49,156 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-19 22:43:49,156 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 22:43:49,156 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 22:43:49,157 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 22:43:49,157 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 22:43:49,157 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 22:43:49,157 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 22:43:49,157 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 22:43:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 22:43:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 22:43:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 22:43:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 22:43:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 22:43:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 22:43:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 22:43:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 22:43:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 22:43:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 22:43:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 22:43:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 22:43:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 22:43:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-19 22:43:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 22:43:49,161 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 22:43:49,161 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 22:43:49,161 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 22:43:49,161 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 22:43:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 22:43:49,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 22:43:49,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 22:43:49,162 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 22:43:49,162 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 22:43:49,162 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 22:43:49,163 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 22:43:49,163 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 22:43:49,163 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 22:43:49,163 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 22:43:49,163 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 22:43:49,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 22:43:49,163 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 22:43:49,164 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 22:43:49,164 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-19 22:43:49,164 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 22:43:49,164 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 22:43:49,164 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 22:43:49,164 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 22:43:49,165 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 22:43:49,165 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 22:43:49,165 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 22:43:49,165 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 22:43:49,165 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 22:43:49,165 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 22:43:49,166 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 22:43:49,166 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 22:43:49,166 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 22:43:49,166 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 22:43:49,166 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 22:43:49,166 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 22:43:49,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 22:43:49,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 22:43:49,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 22:43:49,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 22:43:49,167 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 22:43:49,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 22:43:49,167 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 22:43:49,167 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 22:43:49,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 22:43:49,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 22:43:49,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 22:43:49,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 22:43:49,168 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 22:43:49,168 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 22:43:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 22:43:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 22:43:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 22:43:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 22:43:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 22:43:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-19 22:43:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 22:43:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 22:43:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 22:43:50,917 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 22:43:50,917 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 22:43:50,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:43:50 BoogieIcfgContainer [2019-09-19 22:43:50,921 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 22:43:50,921 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 22:43:50,921 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 22:43:50,922 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 22:43:50,923 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:43:50" (1/1) ... [2019-09-19 22:43:50,923 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-19 22:43:50,957 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 22:43:50,958 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 22:43:50,970 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 22:43:50,982 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 22:43:50,984 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 22:44:14,940 WARN L191 SmtUtils]: Spent 14.59 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 22:44:16,736 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 22:44:20,672 WARN L191 SmtUtils]: Spent 3.93 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 22:44:22,431 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 22:44:24,214 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 22:44:24,230 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 428 for LOIs [2019-09-19 22:44:24,294 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 428 for LOIs [2019-09-19 22:44:24,300 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 428 for LOIs [2019-09-19 22:44:35,195 WARN L191 SmtUtils]: Spent 10.77 s on a formula simplification. DAG size of input: 441 DAG size of output: 440 [2019-09-19 22:44:40,519 WARN L191 SmtUtils]: Spent 5.32 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 22:44:51,250 WARN L191 SmtUtils]: Spent 10.73 s on a formula simplification. DAG size of input: 441 DAG size of output: 440 [2019-09-19 22:44:56,518 WARN L191 SmtUtils]: Spent 5.27 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 22:45:14,089 WARN L191 SmtUtils]: Spent 17.52 s on a formula simplification. DAG size of input: 455 DAG size of output: 455 [2019-09-19 22:45:22,808 WARN L191 SmtUtils]: Spent 8.72 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-19 22:45:34,860 WARN L191 SmtUtils]: Spent 11.04 s on a formula simplification. DAG size of input: 468 DAG size of output: 459 [2019-09-19 22:45:40,176 WARN L191 SmtUtils]: Spent 5.31 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 22:45:46,095 WARN L191 SmtUtils]: Spent 5.88 s on a formula simplification. DAG size of input: 457 DAG size of output: 453 [2019-09-19 22:45:48,091 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 22:45:59,021 WARN L191 SmtUtils]: Spent 10.93 s on a formula simplification. DAG size of input: 462 DAG size of output: 459 [2019-09-19 22:46:04,512 WARN L191 SmtUtils]: Spent 5.49 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 22:46:15,525 WARN L191 SmtUtils]: Spent 11.01 s on a formula simplification. DAG size of input: 464 DAG size of output: 459 [2019-09-19 22:46:20,948 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 22:46:33,277 WARN L191 SmtUtils]: Spent 12.31 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-19 22:46:33,716 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-19 22:46:33,915 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-19 22:46:37,687 WARN L191 SmtUtils]: Spent 3.70 s on a formula simplification. DAG size of input: 453 DAG size of output: 453 [2019-09-19 22:46:39,517 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 22:46:43,181 WARN L191 SmtUtils]: Spent 3.66 s on a formula simplification. DAG size of input: 453 DAG size of output: 453 [2019-09-19 22:46:45,046 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 22:47:02,778 WARN L191 SmtUtils]: Spent 17.57 s on a formula simplification. DAG size of input: 455 DAG size of output: 455 [2019-09-19 22:47:11,598 WARN L191 SmtUtils]: Spent 8.82 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-19 22:47:22,918 WARN L191 SmtUtils]: Spent 11.25 s on a formula simplification. DAG size of input: 468 DAG size of output: 459 [2019-09-19 22:47:28,436 WARN L191 SmtUtils]: Spent 5.52 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 22:47:34,494 WARN L191 SmtUtils]: Spent 5.99 s on a formula simplification. DAG size of input: 457 DAG size of output: 453 [2019-09-19 22:47:36,458 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 22:47:47,220 WARN L191 SmtUtils]: Spent 10.76 s on a formula simplification. DAG size of input: 462 DAG size of output: 459 [2019-09-19 22:47:52,584 WARN L191 SmtUtils]: Spent 5.36 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 22:48:03,394 WARN L191 SmtUtils]: Spent 10.81 s on a formula simplification. DAG size of input: 464 DAG size of output: 459 [2019-09-19 22:48:08,817 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 22:48:21,145 WARN L191 SmtUtils]: Spent 12.31 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-19 22:48:21,449 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-19 22:48:21,649 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-19 22:48:21,726 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 18 for LOIs [2019-09-19 22:48:22,139 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2019-09-19 22:48:22,218 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-19 22:48:22,347 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-19 22:48:22,350 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-19 22:48:22,369 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 22:48:22,369 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 22:48:22,372 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 461#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-19 22:48:22,388 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 22:48:22,388 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 22:48:22,390 INFO L168 Benchmark]: Toolchain (without parser) took 274063.45 ms. Allocated memory was 130.0 MB in the beginning and 139.5 MB in the end (delta: 9.4 MB). Free memory was 84.4 MB in the beginning and 75.6 MB in the end (delta: 8.8 MB). Peak memory consumption was 18.3 MB. Max. memory is 7.1 GB. [2019-09-19 22:48:22,391 INFO L168 Benchmark]: CDTParser took 1.16 ms. Allocated memory is still 130.0 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 22:48:22,392 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.07 ms. Allocated memory was 130.0 MB in the beginning and 197.7 MB in the end (delta: 67.6 MB). Free memory was 84.2 MB in the beginning and 162.4 MB in the end (delta: -78.2 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-19 22:48:22,393 INFO L168 Benchmark]: Boogie Preprocessor took 86.40 ms. Allocated memory is still 197.7 MB. Free memory was 162.4 MB in the beginning and 158.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-19 22:48:22,394 INFO L168 Benchmark]: RCFGBuilder took 1832.24 ms. Allocated memory was 197.7 MB in the beginning and 216.0 MB in the end (delta: 18.4 MB). Free memory was 158.4 MB in the beginning and 141.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 96.3 MB. Max. memory is 7.1 GB. [2019-09-19 22:48:22,395 INFO L168 Benchmark]: Sifa took 271467.20 ms. Allocated memory was 216.0 MB in the beginning and 139.5 MB in the end (delta: -76.5 MB). Free memory was 141.1 MB in the beginning and 75.6 MB in the end (delta: 65.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 22:48:22,398 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.16 ms. Allocated memory is still 130.0 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 674.07 ms. Allocated memory was 130.0 MB in the beginning and 197.7 MB in the end (delta: 67.6 MB). Free memory was 84.2 MB in the beginning and 162.4 MB in the end (delta: -78.2 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.40 ms. Allocated memory is still 197.7 MB. Free memory was 162.4 MB in the beginning and 158.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1832.24 ms. Allocated memory was 197.7 MB in the beginning and 216.0 MB in the end (delta: 18.4 MB). Free memory was 158.4 MB in the beginning and 141.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 96.3 MB. Max. memory is 7.1 GB. * Sifa took 271467.20 ms. Allocated memory was 216.0 MB in the beginning and 139.5 MB in the end (delta: -76.5 MB). Free memory was 141.1 MB in the beginning and 75.6 MB in the end (delta: 65.5 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]: 271415, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 234, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 153, TOOLS_POST_TIME[ms]: 29703, TOOLS_POST_CALL_APPLICATIONS: 68, TOOLS_POST_CALL_TIME[ms]: 237, TOOLS_POST_RETURN_APPLICATIONS: 59, TOOLS_POST_RETURN_TIME[ms]: 100, TOOLS_QUANTIFIERELIM_APPLICATIONS: 280, TOOLS_QUANTIFIERELIM_TIME[ms]: 29928, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29599, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 241, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 75, DOMAIN_JOIN_TIME[ms]: 216063, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 24858, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 39, DOMAIN_ISBOTTOM_APPLICATIONS: 38, DOMAIN_ISBOTTOM_TIME[ms]: 255, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 141718, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 141717, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 59, CALL_SUMMARIZER_CACHE_MISSES: 25, CALL_SUMMARIZER_OVERALL_TIME[ms]: 34236, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 34235, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 41, DAG_COMPRESSION_PROCESSED_NODES: 392, DAG_COMPRESSION_RETAINED_NODES: 208 - UnprovableResult [Line: 145]: 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 461#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...