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_product41.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:54:50,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:54:50,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:54:50,328 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:54:50,328 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:54:50,329 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:54:50,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:54:50,332 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:54:50,334 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:54:50,335 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:54:50,336 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:54:50,337 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:54:50,337 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:54:50,338 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:54:50,339 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:54:50,341 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:54:50,341 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:54:50,342 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:54:50,344 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:54:50,346 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:54:50,348 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:54:50,349 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:54:50,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:54:50,351 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:54:50,354 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:54:50,354 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:54:50,355 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:54:50,356 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:54:50,356 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:54:50,357 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:54:50,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:54:50,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:54:50,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:54:50,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:54:50,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:54:50,361 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:54:50,362 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:54:50,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:54:50,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:54:50,363 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:54:50,364 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:54:50,365 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 15:54:50,392 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:54:50,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:54:50,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:54:50,396 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:54:50,397 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:54:50,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:54:50,397 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:54:50,397 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:54:50,398 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:54:50,398 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:54:50,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:54:50,398 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:54:50,398 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:54:50,399 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:54:50,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:54:50,399 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:54:50,399 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:54:50,399 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:54:50,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:54:50,400 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:54:50,400 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:54:50,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:54:50,402 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:54:50,402 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:54:50,402 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:54:50,403 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:54:50,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:54:50,403 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:54:50,403 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 [2019-09-20 15:54:50,453 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:54:50,469 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:54:50,473 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:54:50,475 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:54:50,475 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:54:50,476 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product41.cil.c [2019-09-20 15:54:50,536 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/873b0324e/826e122c9cc9442b9d2194437a7f0729/FLAGa2e688313 [2019-09-20 15:54:51,022 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:54:51,023 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product41.cil.c [2019-09-20 15:54:51,040 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/873b0324e/826e122c9cc9442b9d2194437a7f0729/FLAGa2e688313 [2019-09-20 15:54:51,362 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/873b0324e/826e122c9cc9442b9d2194437a7f0729 [2019-09-20 15:54:51,372 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:54:51,374 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:54:51,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:54:51,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:54:51,378 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:54:51,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:54:51" (1/1) ... [2019-09-20 15:54:51,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e0db5b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:51, skipping insertion in model container [2019-09-20 15:54:51,382 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:54:51" (1/1) ... [2019-09-20 15:54:51,390 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:54:51,447 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:54:51,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:54:52,013 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:54:52,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:54:52,151 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:54:52,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:52 WrapperNode [2019-09-20 15:54:52,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:54:52,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:54:52,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:54:52,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:54:52,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:52" (1/1) ... [2019-09-20 15:54:52,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:52" (1/1) ... [2019-09-20 15:54:52,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:52" (1/1) ... [2019-09-20 15:54:52,192 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:52" (1/1) ... [2019-09-20 15:54:52,223 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:52" (1/1) ... [2019-09-20 15:54:52,234 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:52" (1/1) ... [2019-09-20 15:54:52,241 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:52" (1/1) ... [2019-09-20 15:54:52,249 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:54:52,249 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:54:52,250 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:54:52,250 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:54:52,251 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:54:52,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:54:52,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:54:52,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:54:52,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 15:54:52,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 15:54:52,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 15:54:52,318 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:54:52,318 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:54:52,318 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:54:52,318 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:54:52,318 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:54:52,319 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:54:52,320 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:54:52,320 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:54:52,320 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:54:52,320 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:54:52,322 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:54:52,322 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:54:52,323 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:54:52,323 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:54:52,323 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:54:52,324 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-20 15:54:52,324 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:54:52,324 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:54:52,324 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:54:52,324 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:54:52,325 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:54:52,325 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:54:52,325 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:54:52,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:54:52,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:54:52,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:54:52,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:54:52,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:54:52,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:54:52,326 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:54:52,326 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:54:52,326 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:54:52,327 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:54:52,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:54:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:54:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:54:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:54:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:54:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:54:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:54:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 15:54:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 15:54:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 15:54:52,329 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:54:52,329 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:54:52,329 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:54:52,329 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:54:52,329 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:54:52,329 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:54:52,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:54:52,330 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:54:52,330 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:54:52,330 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:54:52,330 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:54:52,331 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:54:52,331 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:54:52,331 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:54:52,331 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:54:52,331 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:54:52,331 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:54:52,332 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:54:52,332 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:54:52,332 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:54:52,332 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:54:52,332 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:54:52,332 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:54:52,332 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-20 15:54:52,333 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:54:52,333 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:54:52,334 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:54:52,334 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:54:52,334 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:54:52,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:54:52,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:54:52,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:54:52,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:54:52,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:54:52,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:54:52,337 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:54:52,337 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:54:52,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:54:52,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:54:52,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:54:52,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:54:52,339 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:54:52,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:54:52,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:54:52,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:54:54,178 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:54:54,178 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:54:54,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:54:54 BoogieIcfgContainer [2019-09-20 15:54:54,180 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:54:54,181 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:54:54,181 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:54:54,181 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:54:54,183 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:54:54" (1/1) ... [2019-09-20 15:54:54,183 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 [2019-09-20 15:54:54,218 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:54:54,219 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:54:54,230 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:54:54,242 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:54:54,243 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:55:04,423 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 15:55:06,369 WARN L191 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:55:06,523 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:55:06,660 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:55:06,791 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:55:06,813 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-09-20 15:55:06,860 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-09-20 15:55:06,878 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-09-20 15:55:07,056 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-20 15:55:07,236 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-20 15:55:07,691 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-20 15:55:08,017 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-20 15:55:08,302 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-20 15:55:08,520 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-20 15:55:08,995 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:55:09,347 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:55:09,969 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 517 DAG size of output: 517 [2019-09-20 15:55:10,337 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-20 15:55:10,656 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 513 [2019-09-20 15:55:10,947 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:55:11,302 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-20 15:55:11,621 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-20 15:55:11,925 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 523 [2019-09-20 15:55:12,245 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-20 15:55:12,820 WARN L191 SmtUtils]: Spent 559.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:55:13,547 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:55:13,854 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:55:14,213 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 517 DAG size of output: 517 [2019-09-20 15:55:14,414 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-20 15:55:14,674 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 513 [2019-09-20 15:55:14,856 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:55:15,169 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-20 15:55:15,455 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-20 15:55:15,738 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 523 [2019-09-20 15:55:16,030 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-20 15:55:16,587 WARN L191 SmtUtils]: Spent 544.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:55:16,628 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-20 15:55:16,659 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-20 15:55:16,671 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-20 15:55:16,679 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-20 15:55:16,681 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:55:16,682 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:55:16,683 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 443#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-20 15:55:16,696 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:55:16,696 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:55:16,699 INFO L168 Benchmark]: Toolchain (without parser) took 25324.37 ms. Allocated memory was 135.8 MB in the beginning and 649.1 MB in the end (delta: 513.3 MB). Free memory was 90.3 MB in the beginning and 468.0 MB in the end (delta: -377.8 MB). Peak memory consumption was 135.5 MB. Max. memory is 7.1 GB. [2019-09-20 15:55:16,701 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 135.8 MB. Free memory was 110.1 MB in the beginning and 109.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:55:16,706 INFO L168 Benchmark]: CACSL2BoogieTranslator took 777.29 ms. Allocated memory was 135.8 MB in the beginning and 201.9 MB in the end (delta: 66.1 MB). Free memory was 90.0 MB in the beginning and 166.3 MB in the end (delta: -76.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-09-20 15:55:16,707 INFO L168 Benchmark]: Boogie Preprocessor took 96.76 ms. Allocated memory is still 201.9 MB. Free memory was 166.3 MB in the beginning and 162.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:55:16,708 INFO L168 Benchmark]: RCFGBuilder took 1930.85 ms. Allocated memory was 201.9 MB in the beginning and 231.7 MB in the end (delta: 29.9 MB). Free memory was 162.2 MB in the beginning and 145.1 MB in the end (delta: 17.1 MB). Peak memory consumption was 83.9 MB. Max. memory is 7.1 GB. [2019-09-20 15:55:16,716 INFO L168 Benchmark]: Sifa took 22516.00 ms. Allocated memory was 231.7 MB in the beginning and 649.1 MB in the end (delta: 417.3 MB). Free memory was 145.1 MB in the beginning and 468.0 MB in the end (delta: -322.9 MB). Peak memory consumption was 94.4 MB. Max. memory is 7.1 GB. [2019-09-20 15:55:16,724 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 135.8 MB. Free memory was 110.1 MB in the beginning and 109.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 777.29 ms. Allocated memory was 135.8 MB in the beginning and 201.9 MB in the end (delta: 66.1 MB). Free memory was 90.0 MB in the beginning and 166.3 MB in the end (delta: -76.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.76 ms. Allocated memory is still 201.9 MB. Free memory was 166.3 MB in the beginning and 162.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1930.85 ms. Allocated memory was 201.9 MB in the beginning and 231.7 MB in the end (delta: 29.9 MB). Free memory was 162.2 MB in the beginning and 145.1 MB in the end (delta: 17.1 MB). Peak memory consumption was 83.9 MB. Max. memory is 7.1 GB. * Sifa took 22516.00 ms. Allocated memory was 231.7 MB in the beginning and 649.1 MB in the end (delta: 417.3 MB). Free memory was 145.1 MB in the beginning and 468.0 MB in the end (delta: -322.9 MB). Peak memory consumption was 94.4 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]: 22465, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 216, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 143, TOOLS_POST_TIME[ms]: 12315, TOOLS_POST_CALL_APPLICATIONS: 64, TOOLS_POST_CALL_TIME[ms]: 219, TOOLS_POST_RETURN_APPLICATIONS: 55, TOOLS_POST_RETURN_TIME[ms]: 118, TOOLS_QUANTIFIERELIM_APPLICATIONS: 262, TOOLS_QUANTIFIERELIM_TIME[ms]: 12543, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12211, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 223, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 71, DOMAIN_JOIN_TIME[ms]: 8351, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 1111, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 28, DOMAIN_ISBOTTOM_APPLICATIONS: 34, DOMAIN_ISBOTTOM_TIME[ms]: 175, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6345, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6345, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 55, CALL_SUMMARIZER_CACHE_MISSES: 25, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12684, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12683, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 26, DAG_COMPRESSION_PROCESSED_NODES: 368, DAG_COMPRESSION_RETAINED_NODES: 200 - UnprovableResult [Line: 940]: 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 443#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~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...