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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product55.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:58:17,197 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:58:17,199 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:58:17,216 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:58:17,217 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:58:17,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:58:17,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:58:17,229 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:58:17,233 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:58:17,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:58:17,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:58:17,239 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:58:17,239 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:58:17,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:58:17,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:58:17,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:58:17,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:58:17,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:58:17,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:58:17,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:58:17,256 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:58:17,260 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:58:17,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:58:17,263 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:58:17,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:58:17,265 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:58:17,265 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:58:17,267 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:58:17,268 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:58:17,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:58:17,269 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:58:17,270 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:58:17,271 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:58:17,271 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:58:17,273 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:58:17,273 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:58:17,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:58:17,274 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:58:17,274 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:58:17,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:58:17,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:58:17,277 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 [2019-10-15 06:58:17,304 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:58:17,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:58:17,306 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:58:17,306 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:58:17,308 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:58:17,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:58:17,309 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:58:17,309 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:58:17,309 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:58:17,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:58:17,311 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:58:17,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:58:17,311 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:58:17,311 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:58:17,312 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:58:17,312 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:58:17,312 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:58:17,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:58:17,312 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:58:17,313 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:58:17,313 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:58:17,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:58:17,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:58:17,314 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:58:17,314 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:58:17,314 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:58:17,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:58:17,314 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:58:17,314 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 06:58:17,586 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:58:17,598 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:58:17,601 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:58:17,603 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:58:17,603 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:58:17,604 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product55.cil.c [2019-10-15 06:58:17,670 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d052e8b4/ff000aa4b1194f4fa554ca46a4cfa690/FLAG376b2ce56 [2019-10-15 06:58:18,104 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:58:18,105 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product55.cil.c [2019-10-15 06:58:18,118 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d052e8b4/ff000aa4b1194f4fa554ca46a4cfa690/FLAG376b2ce56 [2019-10-15 06:58:18,448 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d052e8b4/ff000aa4b1194f4fa554ca46a4cfa690 [2019-10-15 06:58:18,457 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:58:18,458 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:58:18,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:58:18,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:58:18,463 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:58:18,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:58:18" (1/1) ... [2019-10-15 06:58:18,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67b06789 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:58:18, skipping insertion in model container [2019-10-15 06:58:18,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:58:18" (1/1) ... [2019-10-15 06:58:18,474 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:58:18,521 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:58:19,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:58:19,030 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:58:19,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:58:19,171 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:58:19,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:58:19 WrapperNode [2019-10-15 06:58:19,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:58:19,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:58:19,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:58:19,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:58:19,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:58:19" (1/1) ... [2019-10-15 06:58:19,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:58:19" (1/1) ... [2019-10-15 06:58:19,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:58:19" (1/1) ... [2019-10-15 06:58:19,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:58:19" (1/1) ... [2019-10-15 06:58:19,234 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:58:19" (1/1) ... [2019-10-15 06:58:19,244 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:58:19" (1/1) ... [2019-10-15 06:58:19,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:58:19" (1/1) ... [2019-10-15 06:58:19,256 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:58:19,256 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:58:19,257 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:58:19,257 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:58:19,258 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:58:19" (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 [2019-10-15 06:58:19,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:58:19,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:58:19,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 06:58:19,308 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 06:58:19,308 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 06:58:19,308 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 06:58:19,308 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 06:58:19,309 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-15 06:58:19,309 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 06:58:19,309 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 06:58:19,309 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 06:58:19,309 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 06:58:19,309 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 06:58:19,310 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 06:58:19,310 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-15 06:58:19,310 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-15 06:58:19,310 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 06:58:19,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-15 06:58:19,310 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 06:58:19,311 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 06:58:19,311 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 06:58:19,311 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 06:58:19,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 06:58:19,311 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 06:58:19,311 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 06:58:19,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 06:58:19,312 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 06:58:19,312 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:58:19,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 06:58:19,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 06:58:19,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 06:58:19,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 06:58:19,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 06:58:19,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 06:58:19,313 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 06:58:19,313 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 06:58:19,313 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 06:58:19,313 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 06:58:19,314 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 06:58:19,314 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 06:58:19,314 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-15 06:58:19,314 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-15 06:58:19,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:58:19,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:58:19,315 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 06:58:19,315 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 06:58:19,315 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 06:58:19,315 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 06:58:19,315 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 06:58:19,315 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 06:58:19,315 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 06:58:19,316 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 06:58:19,316 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 06:58:19,316 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 06:58:19,316 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-15 06:58:19,316 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-15 06:58:19,316 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 06:58:19,317 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 06:58:19,317 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 06:58:19,317 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 06:58:19,317 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-15 06:58:19,317 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 06:58:19,317 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 06:58:19,317 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-15 06:58:19,318 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 06:58:19,318 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-15 06:58:19,318 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-15 06:58:19,318 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 06:58:19,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:58:19,318 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 06:58:19,319 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 06:58:19,319 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 06:58:19,319 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 06:58:19,319 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 06:58:19,319 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 06:58:19,319 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 06:58:19,320 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 06:58:19,320 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 06:58:19,320 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:58:19,320 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 06:58:19,320 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:58:19,321 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:58:19,321 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 06:58:19,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:58:19,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:58:19,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:58:19,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:58:19,322 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 06:58:19,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:58:19,322 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 06:58:19,322 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 06:58:19,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:58:19,322 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 06:58:19,323 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 06:58:19,323 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 06:58:19,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:58:19,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:58:19,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:58:20,826 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:58:20,827 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 06:58:20,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:58:20 BoogieIcfgContainer [2019-10-15 06:58:20,828 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:58:20,829 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:58:20,829 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:58:20,829 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:58:20,830 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:58:20" (1/1) ... [2019-10-15 06:58:20,831 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-15 06:58:20,860 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:58:20,860 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:58:20,873 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:58:20,884 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:58:20,885 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:58:30,686 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-15 06:58:32,308 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-15 06:58:32,467 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:58:32,610 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:58:32,742 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:58:33,001 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-15 06:58:33,035 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-15 06:58:33,100 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-15 06:58:33,107 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-15 06:58:33,828 WARN L191 SmtUtils]: Spent 600.00 ms on a formula simplification that was a NOOP. DAG size: 572 [2019-10-15 06:58:34,497 WARN L191 SmtUtils]: Spent 530.00 ms on a formula simplification that was a NOOP. DAG size: 577 [2019-10-15 06:58:34,944 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 577 [2019-10-15 06:58:35,276 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 612 [2019-10-15 06:58:35,584 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 620 [2019-10-15 06:58:35,951 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 620 [2019-10-15 06:58:36,234 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 599 [2019-10-15 06:58:36,483 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 607 [2019-10-15 06:58:36,700 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 607 [2019-10-15 06:58:37,750 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 592 [2019-10-15 06:58:37,881 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 592 [2019-10-15 06:58:38,089 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 593 DAG size of output: 593 [2019-10-15 06:58:38,491 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 610 [2019-10-15 06:58:38,843 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 615 DAG size of output: 615 [2019-10-15 06:58:39,230 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 615 DAG size of output: 615 [2019-10-15 06:58:39,492 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-10-15 06:58:39,616 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-10-15 06:58:39,745 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2019-10-15 06:58:39,979 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2019-10-15 06:58:40,253 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2019-10-15 06:58:40,630 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 600 DAG size of output: 581 [2019-10-15 06:58:40,901 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 608 [2019-10-15 06:58:41,101 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 608 [2019-10-15 06:58:41,612 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 595 [2019-10-15 06:58:41,750 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 594 [2019-10-15 06:58:42,068 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-10-15 06:58:42,344 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-10-15 06:58:42,864 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-15 06:58:42,866 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 136 for LOIs [2019-10-15 06:58:43,072 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 130 for LOIs [2019-10-15 06:58:43,080 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 140 for LOIs [2019-10-15 06:58:43,131 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:58:43,153 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 06:58:43,153 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:58:43,155 INFO L168 Benchmark]: Toolchain (without parser) took 24696.26 ms. Allocated memory was 142.6 MB in the beginning and 697.3 MB in the end (delta: 554.7 MB). Free memory was 99.6 MB in the beginning and 280.2 MB in the end (delta: -180.6 MB). Peak memory consumption was 374.1 MB. Max. memory is 7.1 GB. [2019-10-15 06:58:43,156 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 142.6 MB. Free memory was 119.0 MB in the beginning and 118.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-15 06:58:43,158 INFO L168 Benchmark]: CACSL2BoogieTranslator took 713.26 ms. Allocated memory was 142.6 MB in the beginning and 199.8 MB in the end (delta: 57.1 MB). Free memory was 99.4 MB in the beginning and 165.0 MB in the end (delta: -65.6 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. [2019-10-15 06:58:43,158 INFO L168 Benchmark]: Boogie Preprocessor took 83.31 ms. Allocated memory is still 199.8 MB. Free memory was 165.0 MB in the beginning and 160.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-10-15 06:58:43,159 INFO L168 Benchmark]: RCFGBuilder took 1571.86 ms. Allocated memory was 199.8 MB in the beginning and 228.1 MB in the end (delta: 28.3 MB). Free memory was 160.7 MB in the beginning and 140.7 MB in the end (delta: 19.9 MB). Peak memory consumption was 85.4 MB. Max. memory is 7.1 GB. [2019-10-15 06:58:43,160 INFO L168 Benchmark]: Sifa took 22324.52 ms. Allocated memory was 228.1 MB in the beginning and 697.3 MB in the end (delta: 469.2 MB). Free memory was 139.3 MB in the beginning and 280.2 MB in the end (delta: -140.9 MB). Peak memory consumption was 328.3 MB. Max. memory is 7.1 GB. [2019-10-15 06:58:43,165 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 142.6 MB. Free memory was 119.0 MB in the beginning and 118.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 713.26 ms. Allocated memory was 142.6 MB in the beginning and 199.8 MB in the end (delta: 57.1 MB). Free memory was 99.4 MB in the beginning and 165.0 MB in the end (delta: -65.6 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.31 ms. Allocated memory is still 199.8 MB. Free memory was 165.0 MB in the beginning and 160.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1571.86 ms. Allocated memory was 199.8 MB in the beginning and 228.1 MB in the end (delta: 28.3 MB). Free memory was 160.7 MB in the beginning and 140.7 MB in the end (delta: 19.9 MB). Peak memory consumption was 85.4 MB. Max. memory is 7.1 GB. * Sifa took 22324.52 ms. Allocated memory was 228.1 MB in the beginning and 697.3 MB in the end (delta: 469.2 MB). Free memory was 139.3 MB in the beginning and 280.2 MB in the end (delta: -140.9 MB). Peak memory consumption was 328.3 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]: 22271, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 223, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 151, TOOLS_POST_TIME[ms]: 11637, TOOLS_POST_CALL_APPLICATIONS: 62, TOOLS_POST_CALL_TIME[ms]: 169, TOOLS_POST_RETURN_APPLICATIONS: 55, TOOLS_POST_RETURN_TIME[ms]: 92, TOOLS_QUANTIFIERELIM_APPLICATIONS: 267, TOOLS_QUANTIFIERELIM_TIME[ms]: 11777, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11493, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 225, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 80, DOMAIN_JOIN_TIME[ms]: 9048, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 281, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 536, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 19, DOMAIN_ISBOTTOM_APPLICATIONS: 50, DOMAIN_ISBOTTOM_TIME[ms]: 320, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 8329, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 8328, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 55, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12240, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12239, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 36, DAG_COMPRESSION_PROCESSED_NODES: 453, DAG_COMPRESSION_RETAINED_NODES: 224 - UnprovableResult [Line: 430]: 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 802#(and (<= |#t~string74.offset| 0) (= |#t~string50.offset| 0) (<= |#t~string58.offset| 0) (= |#t~string61.offset| 0) (= |#t~string49.offset| 0) (<= 0 |#NULL.base|) (= |#t~string15.offset| 0) (<= ~systemActive~0 1) (= |#t~string72.offset| 0) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string9.offset| 0) (= 0 ~waterLevel~0) (<= 0 |#t~string60.offset|) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (<= 0 |#t~string51.offset|) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (= |#t~string13.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (= |#t~string51.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string11.offset| 0) (<= 0 |#t~string61.offset|) (<= 0 ~waterLevel~0) (<= 0 |#t~string53.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string9.offset|) (<= 0 |#t~string48.offset|) (= |#t~string57.offset| 0) (<= 0 |#t~string15.offset|) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= 0 |#t~string50.offset|) (<= |#NULL.base| 0) (<= |#t~string17.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string70.offset| 0) (<= |#t~string68.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (= |#t~string23.offset| 0) (= |#t~string53.offset| 0) (= |#t~string21.offset| 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#t~string70.offset|) (<= 0 |#t~string17.offset|) (not (= ~pumpRunning~0 0)) (<= |#t~string52.offset| 0) (<= 0 |#t~string74.offset|) (<= 0 |#t~string11.offset|) (<= ~waterLevel~0 0) (<= |#t~string70.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (<= 0 |#t~string49.offset|) (<= |#NULL.offset| 0) (<= |#t~string9.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (= |#t~string11.offset| 0) (= |#t~string74.offset| 0) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string23.offset|) (= |#t~string58.offset| 0) (<= 0 |#t~string72.offset|) (= |#t~string19.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string13.offset|) (<= |#t~string62.offset| 0) (<= 0 ~systemActive~0) (<= |#t~string50.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= |#t~string23.offset| 0) (= |#t~string60.offset| 0) (<= |#t~string48.offset| 0) (<= |#t~string49.offset| 0) (<= |#t~string72.offset| 0) (<= |#t~string19.offset| 0) (= |#t~string17.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string68.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...