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_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:55:42,380 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:55:42,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:55:42,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:55:42,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:55:42,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:55:42,399 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:55:42,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:55:42,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:55:42,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:55:42,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:55:42,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:55:42,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:55:42,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:55:42,408 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:55:42,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:55:42,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:55:42,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:55:42,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:55:42,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:55:42,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:55:42,418 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:55:42,419 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:55:42,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:55:42,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:55:42,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:55:42,423 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:55:42,424 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:55:42,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:55:42,426 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:55:42,426 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:55:42,427 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:55:42,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:55:42,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:55:42,429 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:55:42,429 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:55:42,430 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:55:42,430 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:55:42,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:55:42,432 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:55:42,432 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:55:42,433 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 15:55:42,448 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:55:42,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:55:42,449 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:55:42,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:55:42,450 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:55:42,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:55:42,450 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:55:42,451 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:55:42,451 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:55:42,451 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:55:42,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:55:42,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:55:42,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:55:42,452 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:55:42,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:55:42,452 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:55:42,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:55:42,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:55:42,453 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:55:42,453 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:55:42,453 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:55:42,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:55:42,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:55:42,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:55:42,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:55:42,454 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:55:42,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:55:42,455 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:55:42,455 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 15:55:42,486 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:55:42,499 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:55:42,502 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:55:42,504 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:55:42,504 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:55:42,505 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product61.cil.c [2019-09-20 15:55:42,566 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9753390b/8cc3cdf6990745d0a23a9d6710ecdd52/FLAGa38d9718c [2019-09-20 15:55:43,035 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:55:43,036 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product61.cil.c [2019-09-20 15:55:43,061 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9753390b/8cc3cdf6990745d0a23a9d6710ecdd52/FLAGa38d9718c [2019-09-20 15:55:43,340 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9753390b/8cc3cdf6990745d0a23a9d6710ecdd52 [2019-09-20 15:55:43,350 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:55:43,352 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:55:43,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:55:43,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:55:43,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:55:43,358 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:55:43" (1/1) ... [2019-09-20 15:55:43,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@376ef568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:43, skipping insertion in model container [2019-09-20 15:55:43,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:55:43" (1/1) ... [2019-09-20 15:55:43,369 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:55:43,424 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:55:43,908 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:55:43,928 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:55:44,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:55:44,098 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:55:44,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:44 WrapperNode [2019-09-20 15:55:44,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:55:44,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:55:44,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:55:44,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:55:44,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:44" (1/1) ... [2019-09-20 15:55:44,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:44" (1/1) ... [2019-09-20 15:55:44,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:44" (1/1) ... [2019-09-20 15:55:44,143 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:44" (1/1) ... [2019-09-20 15:55:44,171 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:44" (1/1) ... [2019-09-20 15:55:44,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:44" (1/1) ... [2019-09-20 15:55:44,195 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:44" (1/1) ... [2019-09-20 15:55:44,203 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:55:44,204 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:55:44,204 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:55:44,204 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:55:44,205 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:44" (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 15:55:44,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:55:44,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:55:44,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:55:44,285 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:55:44,286 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:55:44,287 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:55:44,287 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:55:44,288 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:55:44,288 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:55:44,288 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:55:44,289 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:55:44,290 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:55:44,290 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:55:44,290 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:55:44,290 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:55:44,291 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:55:44,293 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 15:55:44,293 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:55:44,293 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:55:44,294 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:55:44,294 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:55:44,294 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:55:44,294 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:55:44,294 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:55:44,294 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 15:55:44,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:55:44,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:55:44,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:55:44,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:55:44,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:55:44,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:55:44,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 15:55:44,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 15:55:44,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 15:55:44,296 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:55:44,297 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:55:44,297 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:55:44,297 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:55:44,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:55:44,297 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:55:44,297 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:55:44,298 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:55:44,298 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:55:44,298 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:55:44,298 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:55:44,298 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:55:44,298 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:55:44,299 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:55:44,299 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:55:44,299 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:55:44,299 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:55:44,299 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:55:44,300 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:55:44,300 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:55:44,300 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:55:44,300 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:55:44,300 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 15:55:44,300 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:55:44,301 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:55:44,301 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:55:44,301 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:55:44,302 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 15:55:44,302 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 15:55:44,302 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:55:44,302 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:55:44,302 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:55:44,302 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:55:44,303 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 15:55:44,303 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:55:44,303 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:55:44,303 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:55:44,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:55:44,303 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:55:44,304 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:55:44,304 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:55:44,305 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:55:44,305 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:55:44,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:55:44,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:55:44,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:55:44,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:55:44,307 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:55:44,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:55:44,308 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:55:44,308 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:55:44,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:55:44,308 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:55:44,309 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:55:44,309 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:55:44,310 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:55:44,310 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 15:55:44,310 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:55:44,310 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:55:44,310 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:55:44,310 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:55:44,311 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:55:44,311 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:55:44,311 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:55:44,311 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:55:44,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:55:44,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:55:44,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:55:46,003 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:55:46,003 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:55:46,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:55:46 BoogieIcfgContainer [2019-09-20 15:55:46,005 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:55:46,006 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:55:46,006 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:55:46,006 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:55:46,007 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:55:46" (1/1) ... [2019-09-20 15:55:46,008 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 15:55:46,035 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:55:46,036 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:55:46,046 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:55:46,055 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:55:46,057 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:55:54,605 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 15:55:56,479 WARN L191 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:55:56,622 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:55:56,743 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:55:56,866 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:55:56,890 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-09-20 15:55:56,951 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-09-20 15:55:56,969 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-09-20 15:55:57,170 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-20 15:55:57,311 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-20 15:55:57,803 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 518 [2019-09-20 15:55:58,142 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-20 15:55:58,401 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 518 [2019-09-20 15:55:58,651 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-20 15:55:58,992 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 522 DAG size of output: 520 [2019-09-20 15:55:59,272 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 522 DAG size of output: 520 [2019-09-20 15:56:00,005 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:56:00,158 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:56:00,280 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:56:00,435 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:56:00,762 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-20 15:56:01,046 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-20 15:56:01,299 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 544 DAG size of output: 544 [2019-09-20 15:56:01,524 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-20 15:56:01,730 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 507 [2019-09-20 15:56:02,161 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:56:02,715 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-20 15:56:02,892 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-20 15:56:03,356 WARN L191 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-20 15:56:03,850 WARN L191 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-20 15:56:03,899 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-20 15:56:03,901 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 498 for LOIs [2019-09-20 15:56:04,225 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:56:04,230 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-20 15:56:04,247 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-20 15:56:04,249 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:56:04,250 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:56:04,252 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 440#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-20 15:56:04,272 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:56:04,272 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:56:04,275 INFO L168 Benchmark]: Toolchain (without parser) took 20922.24 ms. Allocated memory was 138.9 MB in the beginning and 663.7 MB in the end (delta: 524.8 MB). Free memory was 85.2 MB in the beginning and 442.0 MB in the end (delta: -356.8 MB). Peak memory consumption was 168.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:56:04,277 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:56:04,286 INFO L168 Benchmark]: CACSL2BoogieTranslator took 745.67 ms. Allocated memory was 138.9 MB in the beginning and 197.7 MB in the end (delta: 58.7 MB). Free memory was 85.0 MB in the beginning and 162.3 MB in the end (delta: -77.3 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:56:04,287 INFO L168 Benchmark]: Boogie Preprocessor took 104.72 ms. Allocated memory is still 197.7 MB. Free memory was 162.3 MB in the beginning and 157.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-20 15:56:04,289 INFO L168 Benchmark]: RCFGBuilder took 1801.35 ms. Allocated memory was 197.7 MB in the beginning and 220.2 MB in the end (delta: 22.5 MB). Free memory was 157.9 MB in the beginning and 134.4 MB in the end (delta: 23.5 MB). Peak memory consumption was 91.4 MB. Max. memory is 7.1 GB. [2019-09-20 15:56:04,291 INFO L168 Benchmark]: Sifa took 18266.69 ms. Allocated memory was 220.2 MB in the beginning and 663.7 MB in the end (delta: 443.5 MB). Free memory was 134.4 MB in the beginning and 442.0 MB in the end (delta: -307.6 MB). Peak memory consumption was 136.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:56:04,305 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 745.67 ms. Allocated memory was 138.9 MB in the beginning and 197.7 MB in the end (delta: 58.7 MB). Free memory was 85.0 MB in the beginning and 162.3 MB in the end (delta: -77.3 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.72 ms. Allocated memory is still 197.7 MB. Free memory was 162.3 MB in the beginning and 157.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1801.35 ms. Allocated memory was 197.7 MB in the beginning and 220.2 MB in the end (delta: 22.5 MB). Free memory was 157.9 MB in the beginning and 134.4 MB in the end (delta: 23.5 MB). Peak memory consumption was 91.4 MB. Max. memory is 7.1 GB. * Sifa took 18266.69 ms. Allocated memory was 220.2 MB in the beginning and 663.7 MB in the end (delta: 443.5 MB). Free memory was 134.4 MB in the beginning and 442.0 MB in the end (delta: -307.6 MB). Peak memory consumption was 136.0 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]: 18217, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 215, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 147, TOOLS_POST_TIME[ms]: 10654, TOOLS_POST_CALL_APPLICATIONS: 64, TOOLS_POST_CALL_TIME[ms]: 238, TOOLS_POST_RETURN_APPLICATIONS: 57, TOOLS_POST_RETURN_TIME[ms]: 103, TOOLS_QUANTIFIERELIM_APPLICATIONS: 267, TOOLS_QUANTIFIERELIM_TIME[ms]: 10875, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10505, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 217, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 73, DOMAIN_JOIN_TIME[ms]: 6821, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 24, DOMAIN_ISBOTTOM_APPLICATIONS: 41, DOMAIN_ISBOTTOM_TIME[ms]: 205, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3818, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3818, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 57, CALL_SUMMARIZER_CACHE_MISSES: 31, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10986, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10985, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 40, DAG_COMPRESSION_PROCESSED_NODES: 493, DAG_COMPRESSION_RETAINED_NODES: 228 - UnprovableResult [Line: 925]: 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 440#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...